Flowable fill specification

flowable fill specification Flowable Fill 2 11 r the flowability testing is, F = 0. 06-2: Specification Limits for General Use Flowable Fill Property Specification Limit Load Application (ASTM D6024) 24 hours maximum in any condition Consistency 15 inches minimum tested as specified in this 204. B. The material performs best when sufficient water is available in the mix to The product must be confined until initial set as its high flowable. 12 Standard Specifications Abandonment of Sewer Mains Revised July 2014 33 31 00. Sika Corporation. e. Average of 2 specimens. Low Density Cellular Concrete (LDCC) is a lightweight fill material primarily used in geotechnical applications. 0 Controlled Density Fill (CDF) of the MASS Highway Supplemental Specification to the 1988 Standard Specifications for Highways and Bridges. 2015 Supplemental Specifications. Flowable fill is a self-compacting, self-leveling that is highly flowable and considerably lower strength material. Nov 03, 2020 · The Standard Specifications have been developed to serve as a baseline for the work that is delivered to the public by the Washington State Department of Transportation. It is not recommended for use in conventional concrete. PART 2 PRODUCTS . × 8-in. admixture is formulated for use in producing flowable fill mixtures. Flowable fill which may be hand excavated in the future. Controlled low-strength material (CLSM) is a self-compacted, cementitious material used primarily as a backfill in lieu of compacted fill. 9. Boxley's mix inventory is filled with a useful assortment of air entrained or non-air, standard or "pumpable", low slump to high slump, and other mixes expressly designed for a multitude of mix use demands. 2015 Standard Specifications for Road and Bridge Construction. (2) In higher strength applications, the strength of flowable fill mixes can range from 1380 to 8270 kPa (200 to 1,200 lb/in2), depending on the design requirements of the project in question. Flowable fill, also known as controlled low strength material (CLSM), flowable mortar, or controlled density fill (CDF) results from a mixture of sand with a minimal amount of cementitious material such as fly ash and Portland cement mixed with high concentrations of water to produce a back fill material of 80 – 150 psi. Flowable concrete, or flowable fill, is similar in composition to lean concrete. SPECIFICATION REQUIREMENTS 1) Specify the mix design type on the plans. Fine Aggregate 1845 LBS. How Volumetric Mixers Use Flowable Fill Volumetric mixers have performed this type of work for almost as long as the concept has been around. It is often referred to by different names including flowable fill, controlled density fill, soil-cement slurry, unshrinkable fill, plastic soil cement, and flowable mortar. Flowable Fill: Strong Protection. Bring the fill material up uniformly to the fill line shown on the plans. Flowable backfill is used to fill trenches for pipe structures, culverts, utility cuts and other work extending under pavement locations, to fill cavities beneath slopewalls and other locations in accordance with Section 105. 2) Locations and/or areas using flowable backfill must be shown on the plans. 02607 New and Replacement Paving and Sidewalks. The ability to excavate flowable fill will depend on the equipment used for the strength and type of mixture placed. The Flowable Backfill shall be composed of Portland cement or fly ash, or both, filler aggregate and water. Our two- component flowable polyester material helps collision repair shops restore the appearance of vehicles. It can be delivered by chute or pump, making it ideal for spaces with restricted access. 33 FLOWABLE FILL 1. Keep in mind that this is a low strength high flowable fill, this is not classified as concrete. Depending on the length of the wall, lifts can be 1ft or so.  It is a fluid material with typical slumps of 10 inches or more, and has the consistency of a milk shake. Title: 1993: RECENT FAILURES OF LARGE CORRUGATED METAL PIPE SPILLWAYS Author: Harald W. 3M™ Flowable Finishing Glaze fills pinholes, minor dents, gouges, scratches and stone chips in prepared body filler, steel, galvanized steel, aluminum, SMC, fiberglass and OEM paint. Jan 06, 2021 · 15-er-1-r20 - errata sheet for standard specification book for state road and bridge construction, edition 2015 15-08017 - flowable fill: 844. WHYis Flowable Fill Used 1. ASTM Book of Standards, Volumes 04. Controlled low-strength material (CLSM) is a self-compacted, cementitious material primarily used as a structural fill or backfill alternative to compacted soil backfill. Since 1990, it has flowable backfill material in the early 1970's. PART 1 GENERAL . cluding flowable fill, controlled-density fill, flowable mortar, un-shrinkable fill, and lean concrete backfill. Division 31 Earthwork – Flowable Fill . 33 - 1 ENG14-013 31 23 23. The Developer shall make all necessary Foamed concrete is a lightweight, highly flowable, limited strength mix, also referred to as flowable fill material. 00001 Common Excavations. Web: www. Fritz-Pak Fill Flow, our admixture for producing flowable fill, dramatically increases air content and flowability. to CDOT Specifications Section 202. 10 Removals of Bridges Sec 216. OPTIONAL REQUIREMENTS None Nov 30, 2007 · 1) Specify the mix design type on plans. No settlement - Flowable fill does not form voids during placement, and won't settle or rut under loading. 20 Scarification of Bridge Decks Sec 216. Acceptance of flowable fill will be based on documentation as outlined in the standard Specifications and a minimum temperature of flowable fill at the point of delivery of 50°F. Flow-Fill shall consist of a controlled low-strength, self-leveling concrete material composed of various combinations of cement, fly ash, aggregates, water, chemical admixtures and/or cellular foam for air-entrainment. If necessary, the water content of the mix should be adjusted to obtain a maximum 3 in. Product bonds adjacent masonry units and reinforcing steel together with the masonry assembly to produce a structurally sound final wall system. Refer also to Ch. The mix contains a high and stable mass of air that reduces the density and significantly improves the placing characteristics giving it self-compacting characteristics with no requirement for vibration. 92 $109. Flowable fill (also known as CLSM or CDF) may be used as bedding, embedment and backfill for pipeline installation. Email: mail@arconsupplies. It can be engineered to backfill gas lines or ensure conductivity of electrical lines. Data received from questionnaires sent by the Pennsylvania Department of Transportation (PennDOT) in 1991 and the Transportation Research Board (TRB) in 1992 indicated that approximately 30 states had some experience with the use of flowable fill, and at least 24 states have a The results for the Ohio tests were successful and led to the specification entitled "Flowable Fill Made with Spent Foundry Sand. Place flowable fill under pressure flow conditions into a properly vented open system until flowable fill emerges from the vent pipes. 3 SUBMITTALS Submittals for controlled density fill (flowable fill) shall be made by the Contractor in accordance with the procedures set forth in Section 105 and as described below. Aug 09, 2019 · Flowable Fill Backfill can also be done using flowable fill, a cementitious material with a low water-cement ratio that is delivered to the job site by a ready-mix truck. These mixtures are also sometimes referred to as LSM, flowable fill, flowable mortar, flowable CDF, etc. com JANUARY 2019 STANDARD SPECIFICATIONS FOR ROAD AND BRIDGE CONSTRUCTION. January 2019 Standard Specifications eBook . In some instance utility lines will need to be covered with a protective barrier prior to Stabilised Sand. 03 of the Specifications and a minimum temperature of flowable fill at the point of delivery of 50 °F (10 °C). 3. It is an alternate geotechnical solution for special situations in which either standard fill materials are too heavy or other solutions are too co Jul 25, 2018 · A. Mobile Mixed Flowable Fill offers several advantages: Cost - Numerous Cost Advantages; Readily available - Mobile mixed concrete producers, using locally available materials, can produce flowable fill to meet project specifications. 07. Flowable Fill shall have a minimum 28 day compressive strength of 30 psi, unless otherwise specified. 3 MPa (1,200 lb/in 2) or less at 28 days. Due to the number of materials and inconsistency or scarcity of flowable fill, controlled density fill, and concrete encasement. Standard Specifications for Road and Bridge Construction. 3. Controlled density fill (CDF) is a flowable mixture of aggregate and cementitious material Oct 31, 2014 · section 208 – flowable fill section 209 – borrow section 210 – reserved section 211 – removal of structures and obstructions and existing portland cement concrete pavement, curb and sidewalk division 300 – bases section 301 – graded aggregate base course section 302 – stone division 400 – bituminous materials Compaction of backfill material by flooding will not be permitted. (CLSM), commonly called flowable fill. Flowable fill refers to a cementitious slurry consisting of a mixture of fine aggregate or filler, water, and cementitious material(s), which is used as a fill or backfill in lieu of compacted earth. Oct 09, 2020 · The Standard Specifications are available only in electronic format on the Department’s website. This version of the 2021 Standard Specifications is in 8. The Contractor also has the option of backfilling with approved secondary materials, subject to the provisions of Specification Item No. Coarse Aggregate 1700 LBS. It hardens into a crusty material with strengths less than 1200 psi and can be excavated if needed. Ready mixed flowable fill is usually a blend of cement, fly ash, sand, and water. Aggregate bedding material shall conform to Section 200. Call 01925852225 or visit Arcon Construction Supplies website SELF-COMPACTING, FLOWABLE, VOID FILLING. arconsupplies. Apr 26, 2012 · STRUCTURE BACKFILL (FLOW-FILL) NOTICE. High-performing: Flowable fill is both stronger and easier to place than other backfill materials, making it the industry's most reliable product for just about any project. Flowable Fill vs. Batch, mix and transport flowable fill in accordance with ASTM C94. Dec 31, 2019 · FLOWABLE FILL . The mix contains a h igh and stable mass of air that reduces the density and significantly improves the placing characteristics. 52 MB, for Supplemental Specifications to the Standard Specifications for Highways and Bridges (April 2019) (PDF 4. Box culverts shall be backfilled with selected soil conforming to Specification Subsection 203. (75 mm) initial slump. Pump flowable fill with sufficient pressure to overcome friction and to fill the abandoned pipe completely. This revision of the standard specifications was issued in 2011. Trench widths b. Each mix is designed, batched and its flowability adjusted by the Ready Mix Supplier for the needs of each specific use. Most applications, however, use mixtures with strength less than 300 psi (2. Files are ordered by date & presented in a PDF format. For more information on flowable fill mix, refer to Technical Note 5. Flowable fill is not concrete nor it is used to replace concrete. B. Material . Apr 12, 2019 · The intent of the specification is to attain a consistency that will flow freely but that will also hold the solids in suspension during placement. part of a concrete structure or pipe, unless there is a compacted fill of 24 inches or greater over the structure or pipe. Flowable fill is a very effective trench backfill when mixed properly. Wet cast densities range from 20pcf to 120pcf reaching strengths of 20 psi to 3,000 psi. The Contractor shall make provisions to allow this bleed water to be contained, drained, or be pumped away in an environmentally acceptable manner. Table 2 Flowable Fill Mix Design Requirements Property Excavatable Non-Excavatable Test Method 28-day Compressive Strength,1psi 80 to 200 > 200 ASTM D4832 Consistency,2Min diameter, in. 21 Add an air entraining agent at the time of mixing to produce an air content in the freshly 22 mixed concrete of 6. Sep 18, 2003 · 4438 - FLOWABLE BACKFILL. 00 GENERAL 1. It is an innovative low-strength building material that can serve Flowable Fill Admixture View Item For over a century, The Euclid Chemical Company has served the global building market as a worldwide quality supplier of specialty products and technical support services for the concrete and masonry construction industry. »Flowable Fill is mixed and delivered to the job site in ready mix trucks, precisely batched at the Ready Mix Plant Lightweight Flowable Fill . These documents help people to design, build, and maintain roads and bridges Recommended Guide Specification for CLSM (Flowable Fill), NRMCA Publication 2PFFGS, National Ready Mixed Concrete Association, Silver Spring, MD. Flowable fill may also be specified as Rapid Set (RS) or Normal Set (NS). However, you should choose the best and most experienced company to provide the controlled density fill or the CDF mix. Reinforcement. AERFLOW flowable fill is fluid by nature due to the engineered air bubble system, not excess water. The material flows straight from the truck chute into the trench. It is important that high fluidity (slump greater than 150 mm (6 in)) be maintained to ensure that the flowable fill material entirely fills all voids beneath Flowable fill mixtures are usually comprised of combinations of cement, water, fine aggregate, and fly ash or slag. 6 x F p + 40 x (30 – F t ) / 30. Flowable fill for pipe installation is gaining popularity because of the reduced amount of inspection and testing, and the elimination of reworking and retesting compacted soil. Self-mixing flowable fill material is placed from top of fine material to bottom of base course (fill is designed to be traffic-bearing in 90 minutes). (This is to notify all holders of Standard Special Provisions that CDOT will not publish a 2020 edition of the Standard Specifications for Road and Bridge Construction. (25-75 mm). Coarse aggregate Coarse aggregate shall meet the requirements of ASTM C 33 - Standard Specification for Concrete Aggregates, be 3/8 inch in size and 25% - 20% of total aggregate by weight. materials, mix proportions, production, placing, construction requirements, and acceptance of flowable fill shall be in accordance with nassau county specifications. Salvageable material shall be handled according to CDOT Specifications Section 202. Submit planned typical method of excavation, backfill placement and compaction including: a. Nov 10, 2020 · SCDOT Supplemental Technical Specifications. 02220 Earthwork. 02 MATERIALS. × with these specifications and in conformity with the lines and grades shown on the plans or as established by the engineer. Flowable fill is not concrete, nor it is used to replace concrete. CLSM will help provide uniform support on the sides of the pipe, maintain a consistent soil density, provide lateral support for the pipe, and eliminate point loads. The work consists of furnishing, transporting, and the installation of grouted rock riprap revetments and blankets, including filter or bedding where specified. 52 MB) We have mix designs to meet most specifications and the ability to engineer a mix to meet your project specifications. Flowable fill shall be placed a minimum of forty-eight (48) hours prior to the placing of the asphalt or concrete topping. 2 The CLSM used to make the molded specimens shall be sampled after all on-site adjustments have been made to the mixture proportions, including the addition of mix water and The use of flowable fill as a highway construction material is becoming more widespread throughout the United States. Flowable Fill (also known as Controlled Low Strength Material) is a flowable mixture which contains cement, sand, flyash, water and/or foam admixtures. 1 MPa (300 lb/in 3) or less. Where F p = filling percentage (in %) and F t = filling time (in s). . Production and Delivery: 1. Extend sheet-pile Specification RIGAcrete Flowable Fill is a Controlled Low Strength Material (CLSM) that is a highly flowable, self compacting, low density materi al that provides a single engineered solution. b. This mixture is capable of filling all voids in irregular excavations and hard to reach places (such as under undercuts of […] flowable fill flowable fill notes: 1. Flowable fill mixtures can be designed to meet a wide variety of project specific performance conditions including strength, set time, unit weight, excavatability, flowability, and thermal properties. Jobsite Acceptance Acceptance of flowable fill is based on documentation as outlined in Subsection 500. Data received from questionnaires sent by the Pennsylvania Department of Transportation in 1991 and the Transportation Research Board (TRB) in 1992 indicated that approximately 30 states had some experience with the use of flowable fill, and at least 24 states have a Cellular concrete is used as flowable fill in many situations, such as: filling voids in areas that are difficult or unsafe to access, or where compaction cannot be performed, backfilling trenches with numerous pipes, alternative to using soil backfill in winter conditions, Fill Another material used to backfill the trench is referred to as flowable fill. Most current applications for flowable fill involve unconfined compressive strengths of 2. 1 Selected Soil 701. 4) Vibrators should not be used on flowable backfill because they will cause the solids to settle out. C. Flowable fill mixtures were previously comprised of large amounts of fly ash and water. The strength of flowable fill mixes can range from 50 to 1,200 lbf/in² (0. Van Aller Created Date: 2/9/1999 10:10:44 AM A. Download Oct 31, 2014 · section 208 – flowable fill section 209 – borrow section 210 – reserved section 211 – removal of structures and obstructions and existing portland cement concrete pavement, curb and sidewalk division 300 – bases section 301 – graded aggregate base course section 302 – stone division 400 – bituminous materials Created Date: 4/1/2016 2:41:36 PM flowable fill were all components of the study. Why is flowable fill used? Massachusetts flowable fill specifications are found in Subsection M4. 1. Daily production rates exceeded 1,000 cubic yards per shift. Sec 214 Rock Fill Sec 215 Shaping Slopes Sec 216 Removals for Bridge Structures Sec 216. NuGrout Flowable Concrete . Controlled Low Strength Material (CLSM) Fill can also be called by different names including but not limited to: Flowable Fill, Controlled Density Fill, Flowable Fly Ash and Fly Ash Slurry. 3 MPa), depending on the . Water. For use as a permanent structural fill, flowable fill can be designed to achieve 28 day compressive strengths as high as 1200 psi. 0% ± 1. To view, simply click the specification number. Fine aggregate Coarse Aggregate 2600-3100 lbs/yd3. 5% when tested at the job site. Flowable fill mixtures are usually comprised of combinations of cement, water, fine aggregate, and fly ash or slag. 06 Quality Acceptance A. Welded Wire Fabric: ASTM A185, size and spacing of wires following Dec 30, 2020 · A flowable fill, also known as controlled low-strength material (CLSM), is a cement-based self-consolidating construction material and used for non-structural applications. These trench backfill materials possess flowability for placement, support strength for traffic loads, and removability at a later date after placement. Where flowable fill is shown for use on the Plans or described in the Specifications, it is intended that such fill be able to be removed at a later Flowable fill is a self-compacting low-strength material that is placed as a liquid. e. Jul 28, 2007 · Flowable fill is considered a controlled low strength material by ACI as long as its compressive strength is less than 8270 kPa (1,200 lb/in2). Flowable fill shall have minimal subsidence and bleed water shrinkage. 25, Reconstruction and Repair. A filling time larger than 30 s will lead to zero score for the filling time part. Workers can place flowable fill in a trench without having to enter the trench, reducing the exposure and possibility of cave-ins. Flowable fill shall conform to Section 200. Flowable fill can be produced at a central concrete mixing plant in accordance with ASTM C94 (6) and delivered by concrete truck mixers or using a mobile, volumetric mixer for small jobs. Flowable fill is an engineered backfill material used as an alternative to compacted fill that can make backfill faster, is self leveling, and can obtain total compaction within a few hours of placement. Cellular Low Strength Flowable Fill AERFLOW is a biodegradable, synthetic anionic liquid concentrate specially formulated to produce a stable, voluminous micro-bubble foam. 01. 30 Seal Coat and Wearing Surface Removal Sec 216. TABLE OF CONTENTS 2015 Standard Specifications. Obtain COR approval of flowable fill strength // through submittal process, // when Contractor desires, or is required, to use flowable fill at specific locations within project. Flowable fill is a controlled low-strength material made of cement, water, sand, and typically an air-entraining admixture. A minimum compressive strength of 35 psi is required at 16 hours for Type RS or at 48 hours for Type NS when cured under standard laboratory conditions. NEW! January 2019 Redline eBook . Mar 23, 2015 · 1) longitudinal or transverse structure placed under, or within 5 ft of, the back of paved shoulder or back of sidewalk for an existing urban facility where all existing pavement is to be replaced; Terms used to describe this material include flowable fill, controlled density fill, flow- able mortar, plastic soil-cement, and soil-cement slurry. This is a standard special provision that revises or modifies CDOT’s . mix design for flowable fill The grout-like material called flowable fill has experienced new popularity, particularly the controlled low-strength material variety, which is easily excavated. flowable fill fine aggregates, i. 06. 1. 4000 PSI (Fly Ash) 2 inch line pump 1 CY $ 2 ADD - Straight Cememt Mixes 1CY$ 3 ADD - Environmental Fee 1 Per Load $ 4 ADD - Fuel Surcharge Fee 1 Per Load $ 5 Less than Truck Load Deliveries <8. The thickness shown on the plans or stated in the proposal is for exclusive use in calculating the contract quantities. Time of concrete or flowable fill placement. 35 to 1. 600. Terminology used by ACI Committee Practice for Flowable Fill Flowable fill (also called controlled low-strength material, or CLSM) resembles plas-tic concrete and shares many of the same components: water, cement, fine aggregate, and fly ash. Cast flowable fill in 6-in. Flowable fill is a substitute for compacted gravel. When employed as an embed-ment material, flowable fill works either as a gap filler or a trench filler. 02242 Clay or Flowable Mortar Fill for Cutoff Walls. 01 SECTION INCLUDES . 3 to 8. Backfill, structural fill and other uses such as filling-abandoned underground storage tanks, tunnel shafts and sewers. 02, American Society for Testing and Materials, West Conshohocken, PA. Placement of flowable fill around and under tanks, pipes, or large containers, such as swimming pools, can cause the container to float or shift. Controlled low strength material, abbreviated CLSM, also known as flowable fill, is a type of weak, runny concrete mix used in construction for non-structural purposes such as backfill or road bases. Flowable fill and controlled density fill may be used in paved street or parking lot areas. It is quicker to place, does not require compaction, is delivered in a concrete truck and flows easily into any and all voids. For the purposes of discussion, fly ash is prohibited in flowable fill mix designs for use in the City of Cleveland. 00003 Concrete. Uses/Applications. The strength requirements for flowable fill intended to be excavatable using machine equipment shall not exceed 200 psi. Page 1 of 2 SPECIFICATIONS 1995 Standard Specifications (Metric) 2002 Standard Specifications (Metric) Updated Standard Specifications (Metric) Special Specifications (Metric) Approved Standard Pay Items 603 (Metric) Special Specification Coordinators Details of Proprietary Attenuators and Guide Rail Terminals 2006 Standard Specifications (Metric) Welcome to the MDOT Standard Specifications for Construction. Sep 30, 2020 · Open PDF file, 4. It has low strength and self-leveling capabilities, with a late-age strength of between 30 and 150 pounds per square inch. 6 All observed and calculated values shall conform to the guidelines for significant digits and rounding established in Practice D6026. Stevenson Flowable Fill (SFF) is a backfill material that outperforms comparative traditional backfill. uk . inTerra’s flowable fill is self-leveling, self-compacting and will achieve maximum density in its initial set, allowing for same-shift surface restoration. ” Flowable Fill; Thermal Products Balancing these three requirements with the density properties required to meet the typically stringent thermal specification is a 1. It is ideal for work around culverts and pipes and is also suitable for tank filling. Contact the respective utility owner for repair procedures. Note: Includes all following BDC's BDC20S-14 (October 9, 2020) BDC20S-11 (October 2, 2020) BDC20S-13 (September 21, 2020) BDC20S-10 (September 11, 2020) BDC20S-03 (July 17, 2020) Flowable fill is also less permeable, thus more resistant to erosion. 3M. Flowable Mortar. Design approaches for flowable fill and cemented sand mixes have been developed by varying the foundry sand-to-cement ra­ Oct 06, 2015 · Safe: Since flowable fill from The L. Tel: 01925 852225 . This Just like concrete, a flowable fill mix design depends on the characteristics of the mix materials, the required strength, and the flowability. co. 03 in locations designated by the Local Entity Engineer. It is used in direct combination with sand/cement slurries for the production of controlled low strength material (CLSM) concrete. Excavatable Flowable Fill (EFF) Category: Composite - Flowable. 2. 40 Removal and Storage of Existing Bridge Rails Sep 20, 2017 · The design flexibility of flowable fill mixtures offers many advantages to the engineer that must adhere to mix design specifications. Flowable fill concrete is a self-compacting cementitious slurry consisting of a mixture of fine aggregate or filler, water, and cementitious material which is used as a fill or backfill in lieu of compacted-soil backfill. 40 Total $100. process, prepare and submit various flowable fill mix designs corresponding to required conditions or if flowable fill is desired for economic reasons. 1 R1. 54 3-5. 18 The statute identifies two main categories of flowable fill (CDF), excavatable and non-excavatable, and it Flowable Fill. Provides flowability Aggregate filler Ranges: 0-2000 lbs/yd3(as aggregate filler) Aggregate. Report the laboratory compressive strength at these times as part of the mix design submittal. Flowable fill while fluid is a heavy material and during placement will exert a high fluid pressure against any forms, embankment, or walls used to contain the fill. material, pipe bedding and backfill, flowable fill and embankment fill. Suzio York Companies is self-leveling, your construction crew doesn't need to enter the trench and risk the chance of a potential cave-in. Below is an index of all the specifications that can be viewed and/or downloaded individually. There are two main sources of crushed glass: glass cullet and waste industrial glass. Flowable fill can be formulated to meet engineering specifications for precise subsidence, unit weight, thermal insulation and conductivity. 4. ] or less, or to the portion of CLSM that passes a 19. This high production equipment is capable of placing 300+ cubic yards Feb 06, 2020 · Provides a CLSM which is highly flowable with no segregation. Flowable fill is a self-compacting low strength material with a flowable consistency that is used as an economical fill or backfill material as an alternative to compacted granular fill. CLSM is a mixture intended to result in a compressive strength of 1200 psi (8. Packaging. Material specification for foundry sand and a MSDS sheet have been developed. This type of mixture experienced large volume changes due to the evaporation of the water in the mixture. 00014 Mineral Aggregate Base. The Standard Details are included in the Appendices at the back of these Specifications. Transport mixture to the point of placement in a revolving drum mixer or agitator. a. Compressive Strength Range f’c: 40 to 75 psi at 28 days. Supplemental Specifications Effective with January 26, 2018 letting: Supplemental Specifications Effective with March 24, 2107 letting: Supplemental Specifications Effective with February 24, 2017 Letting: Supplemental Specifications effective with April 29, 2016 Letting: Supplemental Specifications Effective with July 31 2015 Letting Standard Specifications for Highway Bridges or AASHTO LRFD Bridge Design Specifications. 06 EQUIPMENT FOR FLOWABLE FILL A. Flowable fill shall have a minimum strength of 2. 08. The unit weight, or density, of a flowable fill grout mix typically ranges from 130 to 135 pounds per cubic foot (pcf). Your local ready-mix producer may suggest mixes varying from these components, depending on their availability and the specified project requirements. 804, “Excavation, Trenching and Backfill. Construction Requirements (for Sec 621. Time of arrival of concrete or flowable fill truck on site. Materials shall comply with the following sections and subsections: Usable Soil 203. This is a cementious material with a low water/cement ratio that is delivered to the jobsite by a ready-mix truck. III-2 S312CM1 - BLOTTED SEAL COATS 8-22-08c A. The flowable fill LSM low strength mortar material must come from a Flowable Fill. ASTM D-5971, ASTM D-6103, ASTM D-6023, ASTM D-4832 FLOWABLE FILL EI 12-014 Page 1 of 5 US Cust. 12. ELASTIZELL EF is a specialized cementitious material specifically formulated by the Elastizell Corporation of America for geotechnical applications. It is environmentally safe and compatible with all conventional CLSM materials. Protect flowable fill from freezing for a period of 36 hours after placement. Terms used to describe this material include flowable fill, controlled density fill, flowable mortar, plastic soil-cement, and soil-cement slurry. 2 m $50. Mix Design. Procedures for foundation and pipe zone bedding placement, and trench backfill compaction c. 5 X 11 format and is available as a printed document from Washington State Department of Enterprise Services, myPrint Flowable fill concrete is a self-compacting cementitious slurry consisting of a mixture of fine aggregate or filler, water, and cementitious material which is used as a fill or backfill in lieu of compacted-soil backfill. 3 SOURCE QUALITY CONTROL A. 04 SUBMITTALS. Data Sheet . MATERIALS . Produce and deliver the non-structural flowable fill at a minimum temperature of 50 degrees Fahrenheit (F). There are flowable fill designs that can set up very fast. Core Fill Grout is designed with superior flow properties providing reduced segregation when placing masonry units. The removed core (or a generic equivalent replacement core) is placed in the Common names for this material are flowable fill, controlled density fill, unshrinkable fill and soil-cement slurry. Material excavated below structures supported on piling or piers shall be replaced with structural fill. Protect flowable fill from freezing for 36 hours after placement. 8. to as controlled density fill, CDF, or flowable fill. It is a type of slurry that can be used to quickly and easily fill cavities. GLOBAL MESSAGE. Controls strength development for future excavation, usually in the range of 50 to 200 psi (0. Design strengths appreciably range from 100 psi (flowable fill) on up to 5,000 psi for higher strength structural application. This work consists of providing Geofill LD, a non-pervious closed cell, low density cellular concrete to fill the annular space between the host/casing pipe and the carrier pipe from within the carrier pipe or from bulkheads at the end of each section per the plans and MassDOT publishes manuals and guidance documents for project designers, construction contractors, and others. Flowable fill is described as a low cement content ready mix material with high flow, low settlement, and moderate compressive strength properties. 7. Most CLSM applica- tions require unconfined compressive strengths of 300 psi (2. 2 m $49. Glass cullet, as defined in Act 101 “post consumer material” is comprised of the mixed colored glass fragments resulting from the breakage of colored glass containers (predominantly food, Jun 01, 2017 · Because flowable fill has properties unique to its use, there are separate ASTM standards for strength, flowability, set time, yield and unit weight, and sampling. 8 ASTM D6103 Unit Weight, pcf 90 to 125 100 to 145 ASTM D6023 Air Content, % 10 to 30 5 to 15 ASTM D6023 1. Detailed Specifications. ASTM C618 Specification for Fly Ash and Raw or Calcined Natural Pozzolan for Use as a Mineral Admixture in Portland Cement Concrete 1. Consistency shall be determined as follows: 1. 1This specification covers Controlled Low Strength Materials, CLSM,guide to engineers, architects and specifiers that have manufactured and delivered to a purchaser in a freshly mixed and unhardened state. We are committed to improving the quality of life in the City of Cleveland by strengthening our neighborhoods, delivering superior services, embracing the diversity of our citizens, and making Cleveland a desirable, safe city in which to live, work, raise a family, shop, study, play and grow old. of AERFLOW per cubic yard of finished concrete will increase the slump of the initial mix from 1. Agenda, Specification Committee Meeting, April 12, 2018, Page 6 of 22 E. The properties ordinarily desired of the mix are: (a) flow under gravity; (b) hardening for early walkability and cover; and (c) ultimate strength low enough to allow ready excavation. ” The 2019 Standard Specification book is mandatory for use on projects advertised after October 1, 2019. Flowable Fill Ready mixed flowable fill is commonly referred to as controlled low strength material (CLSM). During the last six years, the use of CLSM as a backfill for pipelines has been growing rapidly. 3M ESPE Filtek Bulk Fill Flowable Restorative, May 2013. This material may be produced off-site or on-site. × 12-in. It is evident from Figure 2 that uncleaned uncrushed glass is very coarse compared to the IDOT FA-1 requirements for flowable fill. 09 and 04. 100 SS (Rev. It consists of a combination of cement, fly ash, fine aggregate (sand) and water. This versatile "liquid soil" is used as a flowable liquid, yet it hardens and rapidly develops excellent load-bearing properties. 5. designs, installation sequences, and flowable fill mix designs. Structure backfill may be flowable fill meeting the requirements of Maryland Department of Transportation, State Highway Administration Standard Specifications for Construction and Materials, Section 313 as modified. Reinforcing Bars: Unless otherwise indicated, ASTM A615, with minimum yield strength of 60,000 psi. open road cuts are generally not an acceptable means of construction unless approved in advance by the engineering services department. 10 $220. (0. Construction Specification 462—Grouted Rock Riprap . 1) This Item governs for the excavation protection required for trenches in excess of 5 feet deep. The Flowable process engine allows you to deploy BPMN 2. Slump: 8 to 10 inches, minimum. Reduces vertical loads with sufficient strength yet minimal weight. ] sieve. Disposal. Terminology used by ACI Committee 229 is Controlled Low Strength Material (CLSM). Many terms are currently used to describe this material including flowable fill, unshrinkable fill, controlled density fill, flowable mortar, flowable fly ash, fly ash slurry, plastic soil-cement, soil Wattsmix Foamed Concrete is a lightweight, highly flowable, limited strength mix, specifically developed for void fill. 04 - CONCRETE MIX DESIGN (Flowable Fill) Extra lean concrete (Flowable Fill) used as trench backfill and for subgrade stabilization shall conform to the following recommended mix design; Cement content per cubic yard 47 LBS. 50 sack) Water 39 GALS. It has many qualities superior to compacted gravel such as: uninformity, known strength in place, higher bearing capabilities, less permeable, more stable, sets under water, no equipment or labor. Specifications. Evaporation of bleed water shall not result in shrinkage of more than 10. 01 WORK INCLUDED Furnish labor, materials, equipment and incidentals necessary to place and mix a flowable mortar fill, consisting of Portland Cement, fine aggregate, fly ash, and water in the proper proportions as specified hereinafter. Concrite also have a range of pipe fill mixes for filling disused pipelines or filling the void between new and existing underground pipes. 1) Developer Responsibility. Specification notes . It has gone through a formal review and approval process and has been issued by CDOT’s Project Development Branch with formal instructions for its use on CDOT construction What is flowable fill? Flowable fill is a self-compacting, cementous material used as backfill in place of compacted granular material. 5 inches to 7-9 inches. 3 MPa). L 09/06/12 Make the following changes to the Standard Specifications dated May 1, 2008: Page 176-178, Delete SECTION 204 Controlled Low Strength Material (CLSM) entirely and Flowable fill is a self-compacting low strength material with a flowable consistency that is used as an economical fill or backfill material as an alternative to compacted granular fill. 4. Spec Book Order Form. »Flowable Fill is a flowable mixture which contains cement, sand, flyash, water and/or foam admixtures. View Full Evaluation 3M ESPE Filtek CDF, or flowable fill is composed of water, portland cement, fine aggregate, and fly ash or slag cement. Flowable fill is something alto gether different, though. Discharge the flowable material from the mixer by any reasonable means into the space of the plan intended usage. The common desired strength for flowable fill is between 350- 700kN/m2 (50-100psi) at 7 days. In the case of a discrepancy, these Specifications shall govern over the Standard Details. No negative score for the filling time will be allocated. Air Content: 15% to 35% utilizing stable air generator. 03 Flowable fill is defined by the American Concrete Institute (ACI) as a self-compacting cementitious material that is in a flowable state at placement and has a compressive strength of 8. Updated 2019 Standard Specifications for Road and Bridge Construction . Pipe. Figure 2 shows the IDOT gradation specifications; upper limit (UL) gradation has more fines compared with those of lower limit (LL) gradation. 82 Asphalt Fill: Fill Truck 2. Non-shrink grout is placed (grout is designed to be traffic-bearing in about 90 minutes). 5 CLSM is also known as flowable fill, controlled density fill, soil-cement slurry, soil-cement grout, unshrinkable fill, K-Krete, and other similar names. Denver (Principal Office) 3858 Walnut Street, Suite 108 Denver, CO 80205 +1 704 997 8468 Flowable fills are sometimes used to fill the annular space or as backfill around pipe. Specifications Construction specifications provided on this page were developed for MHFD projects. 1 Plastic Soil Blanket 203. 03. Interior dimensions of cofferdams must provide enough clearance for the construction, inspection, and removal of required forms and, if necessary, enough room to allow pumping outside the forms. Submittals Package: Submit product data for design mix and materials for CLSM specified below at the same time as a package. 02270 Slope Protection and Erosion Control. It Cast flowable fill in 4-in. 7 TESTING. Can Be Excavated - Flowable fill having compressive strengths of 50 to 100 psi can be easily excavated with conventional digging equipment, yet See full list on chaneyenterprises. FLOWABLE BACKFILL is a Portland cement based concentrate which is designed to be mixed with locally approved aggregates to produce a controlled density back fill material. 3 MPa) or less. This unique formulation will provide a stable, non-settling fill material which can be overlayed with asphalt or concrete within two hours. Based on the TxDOT needs and the prop­ erties of the foundry sands, its potential use in flowable fill and cemented sand was investigated. ASTM C260 Specification for Air-Entraining Admixtures for Concrete 6. Typically, the utility pipe or other equipment in the trench is first covered with an aggregate material, then the flowable fill is placed in the trench directly from the "Concrete mix designed to specification, based on your needs" 2500 psi 3/4" 2500 psi 3/8" Flowable Fill (Excavatable and Non-Excavatable) View Products. CIP 17 - Flowable Fill Materials WHAT is Flowable Fill? Flowable fill is a self-compacting low strength material with a flowable consistency that is used as an economi-cal fill or backfill material as an alternative to compacted granular fill. 0 mm [3 / 4 in. In this way Load Reducing Fill Expo Light Rail Los Angeles, CA. 10 Flowable Fill 710 Portland Cement Concrete 901 Mortar 1001. It is intentionally prepared at low strength to allow for future removal using conventional excavation equipment. 02751 Preparatory This test method applies to flowable CLSM with a maximum particle size of 19. Concrete should be used for conduit encasement when the minimum amount of soil cover is less than 24” or when making a transition from a bridge abutment to a concrete bridge. Scope . Flowable Fill (Per TDOT specifications) 1 CY $ f. Table 2-2. Terminology used by ACI Committee 229 is Con- trolled Low Strength Material (CLSM). Flowable fill can be used in one of two ways: as an embedment material or as a backfill material. Latest Versions (to be used in all new contracts) The remaining underground portions of the P & R Reactors, located six miles apart, were the portions to be filled with a cementious material referred to on-site as “lean fill,” “high-flow grout mix” or “flowable fill. Chemical admixtures specifically developed for use in Flowable Fill mixtures have also become more commonly used because of their unique benefits on performance properties of the mixture. 0 process definitions (an industry XML standard for defining processes), creating process instances of those process definitions, running queries, accessing active or historical process instances and related data, plus much more. 201 Polito Avenue Lyndhurst New Jersey 07071 United States of America phone +1 (201) 933-8800 fax +1 (201) 804 1076 This flowable fill concrete admixture produces controlled low strength material (CLSM), also referred to as flowable fill, controlled density fill (CDF), lean mix backfill, unshrinkable fill, and flowable mortar. 20 Entrain air in the concrete unless otherwise indicated in the plans or in the Specifications. Flowable fill can be placed by chute, conveyor, pump or bucket. Fine aggregate shall meet the requirements of ASTM C 33 - Standard Specification for Concrete Aggregates and be 75% - 80% of total aggregate by weight. The Contractor may begin placing the other fill material over low strength mortar backfill material as soon as the surface water is gone. 1 Page 153 2. The use of flowable fill as a highway construction material is becoming more widespread throughout the United States. 18 $110. 11. (Wear boots that protect your feet. Product: NuGrout Flowable Concrete Supplier: Arcon Construction Supplies 19-20 Prestwood Court Leacroft Road Warrington WA3 6SB. The properties ordinarily desired of the mix are: (a) flow under gravity; (b) hardening for early walkability and cover; and (c) ultimate strength low 4. States surveyed and their specification on flowable fill State Specification and Title of Section Issue Date Alabama Section 260, Low Strength Cement Mortar 1996 Florida Section 121, Flowable Fill" (revised 1996) 1997 Georgia Section 600, Controlled Low Strength Flowable Fill 1995 Using CDF concrete, which stands for Controlled Density Fill, as a flowable fill to cover or backfill these utilities is a great option. Typically 50% mix of total aggregates. 02485 Seeding and Mulching. Highly flowable and can be produced and pumped at rates exceeding 150 cubic yards per hour (per volumetric mixer). 1 gradation (FA-1). In my experience, flowable fill has performed well. 1 MPa) or less. Flowable fill is a self-compacting low strength material with a flowable consistency that can be used as an economical fill or backfill material as an alternative to compacted granular fill. 05 DEFINITION A. 33 - Flowable Fill Manufacturers of Flowable Fill Browse companies that make Flowable Fill and view and download their free cad details, revit BIM files, specifications and other content relating to Flowable Fill as well as other product information formated for the architectural community. 2) Locations and/or areas using flowable backfill must be shown on plans. 02120 Video Taping. Fly ash is also used as a component in the production of flowable fill (also called controlled low strength material, or CLSM), which is used as self-leveling, self-compact backfill material in lieu of compacted earth or granular fill. Flowable Fill 31 23 23. The strength requirements for flowable fill intended to be excavatable using handtools shall not exceed 50 psi. Flowable fill will consist of a mixture of Portland cement, ground granulated blast furnace slag (optional), granular material (fine aggregate), fly ash, water, air entraining admixture (optional) and performance enhancing admixture (optional). Project specifications may call for a 3-sack, 4-sack, or 5-sack flowable fill, referring to the amount of cement It features an 80% fill, excellent polishability, radiopacity, and low shrinkage. Controlled low-strength material (CLSM) is a self-compacted, cementitious material used primarily as a backfill in place of compacted fill. a low-strength mix of sand, cement, flyash and water; can be placed into large areas directly by chute or pump Repair all observed openings in any pipe or manhole in the trench area prior to backfilling with flowable fill. The practicality of the low-strength backfill was soon apparent and several similar materials were developed. Excavatable Flowable Fill (EFF) Any manhole excavated for repairs or excavated for tie in, shall be backfilled with flowable fill up to 1 foot above the top of the cone. 0 CY 1 Per Load for EACH yard under 8 $ 6 ADD - When Fly Ash is unavailable, and staight cement Aug 21, 2003 · 210 TAMPED FILL 211 GEOSYNTHETIC STABILIZED SUBGRADE USING GRADED AGGREGATE BASE 314 FLOWABLE BACKFILL 2019 Standard Specifications for Construction and This 11 minute video highlights the advantages and benefits of choosing flowable fill over conventional granular backfill materials for your next project. Mix flowable fill in automated batch plant and deliver it to site in ready-mix trucks. Conventional Aggregate Source: Hennis and Frishette, 1990 Flowable Fill Units Required Price/ Unit Price Backfill: Flowable Fill (including supervisor and labor) 2. Over the past decade, extensive research and technology advancement with flowable fill mixtures has led to its use in numerous applications. Flowable fill was initially developed as a solution to persistent problems that stemmed from poorly compacted soil or granular fill. (volume change) samples . These specifications include general requirements applicable to flowable fill low strength mortar. Secure all conduits within the pole to counteract buoyant effect of non-structural flowable fill. CLSM is a high-slump product. Both laboratory and field experience indicate that flowable fill should be exactly what the name implies; that is flowable. 13-5 3. Call us at 508-763-5500 about your commercial project - we'll get you the concrete you need at the exact specifications necessary for the job. 54 The FTB is in a slurry form so it can flow and fill all voids The slurry phase will quickly consolidate, resulting in excess bleed water. 1 MPa). Due to the nature of the product, many materials that do not meet the quality standards for use in concrete have been used successfully in flowable fill mixtures. Typically placed as a self-leveling slurry, flowable fill may be an economical alternative to compacted soil. Procedures for assuring compaction against undisturbed soil when The grout-like material called flowable fill has experienced new popularity, particularly the controlled low-strength material variety, which is easily excavated. General Use Flowable Fill Table 204. Specification for Geofill LD Low Density Cellular Concrete (Non-Pervious) For Annular Space Grouting I – SCOPE OF WORK. This Section specifies the requirements for flowable fill used for trenches, support for pipe structures, culverts, utility cuts and other works where cavities exist and where firm support is needed for pavements and structural elements. But when you're done reading it, click the close button in the corner to dismiss this alert. 02560 Manholes. Controlled Low Strength Material (“CLSM”) Flowable Fill is an engineered backfill consisting of sand, fluidizing agent, water and cementitious materials. 2) This Item should be utilized for placement of storm drain and other buried, linear structures. Laboratory testing will be performed by Contractor as required within these specifications. ” In the project specification documents it is referred to as “Controlled Low Strength Material (CLSM). The material was developed and patented by private industry under the trade name K-Krete (CDF -Controlled Density Fill). , fine aggregate No. Densities ranged from 24 to 27 PCF with minimum strengths of 40 psi. When it is a gap filler, it is used as a thick load transfer material between the surrounding soil and the pipe. 06(b), flowable fill meeting the requirements of Specification Section 710, or granular material conforming to Specification Subsection 1003. 2 Certificate of Compliance A. It usually contains portland cement, fly ash, fine ag-gregate, and water. Subsidence is typically 1/8” per foot of depth, although additives can affect the final result. Flowable fill's versatility offers numerous advantages in design and difficult placement conditions. Rheocell Rheofill admixture performs best when added to mixes with an initial slump of 1-3 in. Repair techniques shall be in accordance with the utility company’s standard repair procedures. Flowable Fill Specification for Utility Trenches. 40 MPa) depending on the application requirements. slurry grout: 845. For non critical fluidity, use the basic proportioning for flowable mortar shown in Table Apr 17, 2020 · Flowable fill is defined as a material with compressive strength less than 1200 psi (8. It has grown tremendously in popularity, outside limits of trench excavation and meeting specification requirements herein. 1 MPa (300 psi) according to ASTM C39 at 28 days after placement. Flowable fill e. 07 The above proportions may be adjusted by the Engineer to obtain the consistency required for satisfactory flow. The standard specifications are the basic requirements governing the material, equipment and methods used in construction contracts administered by the Michigan Department of Transportation. 3 oz. " US EPA has a Comprehensive Procurement Guideline (CPG) requiring the use of ferrous foundry sands and/or coal fly ash in Federally funded flowable fill projects which have more than $10,000 in Federal dollars invested. Salvage. “Flowable Fill” – As described in the American Concrete Institute’s (ACI) Committee 229 report, it is a controlled low strength material (CLSM) used as primary backfill or alternate to standard soil or stone backfill. Higher content that in concrete mixes 325-580 lbs/yd3(with aggregates) 1000 lbs/yd3with fly ash. 3 Flowable fill mixtures are usually comprised of combinations of cement, water, fine aggregate, and fly ash or slag. Flowable Backfill is a low strength, self-compacting, flowable, cementitious material used in lieu of soil backfill. Rock riprap shall be dense, sound and free from cracks, seams and other defects conducive to accelerated What is Flowable? Flowable is a light-weight business process engine written in Java. Flowable fill was initially developed over 20 years ago as a solution to reoccurring problems originating from poorly compacted soil or granular fill. 02: Flowable Fill Backfill for Thermoplastic Pipe. Fly ash. 701. Flowable fill has a variety of performance characteristics that Concrete Mobile Mix can deliver with our concrete trucks. (compressive strength) samples. 22 S302G02 - FLOWABLE BACKFILL 3-11-10 *These SPECIFICATIONS REVISIONS are subject to change on short notice. Firth Flowable Fill is a flowable mix that can be used as a substitute for conventional granular hardfill materials. 4 mm per m (1/8 inch per foot) of flowable fill depth (for mixes 7. The air cell structure moves like lubricated ball bearings sliding over one another. 1 a. A. LDCC is made by the injection or blending of pre-formed stable foam into cement-based slurry. supported by the subgrade shall be replaced with concrete or CLSM (Flowable Fill) placed monolithically up to the concrete above. The pipeline trench shall be excavated to the proper lines, grades, and dimensions and CLSM placed under, along the sides, and on top of the pipe. According to Benco Dental, e-on Flowable offers optimal flow with the strength of a universal composite, and it is suited for both anterior and posterior restorations. It is typically designed as a low strength, flowable material requiring no subsequent vibration or tamping to achieve 100% consolidation. Get in Touch With Us for Flowable Fill Flowable fill is a less dense concrete mix used to cover pipes in different applications, such as plumbing and heating. Approximately 38,000 cubic yards of Geofill LD Cellular Concrete was placed between MSE walls. Jan 15, 2020 · From top of graded aggregate base backfill to bottom of paving, the backfill materials shall be flowable fill with a compressive strength of 200-250 psi in 48 hours. 2. The slump is usually greater than 8 inches, and the self-leveling material can be placed with minimal effort, as it does not require tamping or vibration. Structural Fill: Compacted Trench Backfill meeting specification requirements herein, to minimize future settlement and provide support or bearing for structures to be constructed upon or within fill. Standard construction details incorporated in these Specifications shall become a part of the standard requirements for water and sewer line construction. It is placed with minimal effort and does not require vibration or manual compaction. Unlike sand and gravel fill, that is almost impossible to achieve complete compaction, low density cellular concrete is an ideal material for backfill grouting as it is flowable over long distances, 30% lighter weight than conventional backfill materials, self-leveling, stronger than compacted fill and ensures complete void filling. If you are a contractor working on a new construction project and are looking for flowable fill material then call Flashfill Services today! (303) 292-7343 Flowable fill will likely transfer the transient forces to the wall unless poured at a 45 deg slope from the heel of the footing, which may be costly. The versatility in design of the Flowable Fill mixtures offers numerous advantages to the specifying engineer. CONTRACTOR shall furnish and place controlled low strength material (CLSM) backfill bedding where shown in the DRAWINGS. CSI DIVISIONS > DIVISION 31 > 31 23 23. It is self compacting and no vibration is needed. Flowable Fill 2 11 Flowable fill is a mixture of soil, cementitious matter and water that hardens into a material stiffer than compacted soil. flowable fill specification

x5u, qp6p, 3wbt, anyv, sd7, q8n, zd, 98kgr, l5vdi, ej, x7h, ne, 7he, bzx, cfmf,
organic smart cart