Concrete Adjacent to Floor Penetrations: Troweled flat and level with surrounding concrete. The maximum water absorption is 18 lb/ft 3 (288 kg/m 3). 5 – 8 0.44 What is 3,000 pound concrete? Other mixes are also available i.e. Five convenient spray tips allow you to demolish dirt off concrete, patio furniture, vehicles and more. N/A N/A D 4500 psi at 28 days 615 to 660 lbs./cu. 2. The more water added beyond the amount needed for hydration, the more holes. The other seven-day cylinders were as high as 2620 psi. c = 3 ksi = 3000 psi, the tensile strength and modulus of elasticity of concrete are approximated by f = 6 f = 6 (3000) = 330 psi c = 57500 f c = 57500(3000) = 3.15 106 psi If E s = 29 106 psi, Modular ratio, n = E s /E c 9 Also A g = 10 12 = 120 in2, A = 4 0.44 = 1.76 in2 A c = 120 1.76 = 118.24 in2 4000 Psi, 4000 Psi Suppliers and Manufacturers at Alibaba.com. 1.) The concrete canopy footing is designated as F1 exposure class. A. Plenty of data exists for a 4000 PSI mix but it doesn’t meet the w/c ratio requirement. Toll Free: 1 - 800 - 545 - 1060 Quite often suppliers have standard mixes for specific applications. • Federal Specifications (Fed Spec) • Military Specifications (Mil Spec) • Portland Cement Association (PCA) 1.3 SUBMITTALS . 4″ Minimum compacted base material to grade; Concrete pad 4″ thick with 6″ thickened edge; 3,000 PSI mix; Light broom finish; Steel reinforcement 3/8″ steel rebar 24 inches to 36 inches on center DESCRIPTION 1 Section 03 3000 2.11 Line Pump Concrete Mix Design 3500 psi Slabs5/24/12 THESE ARE TRANSMITTED as checked below: X For approval Approved as Submitted Resubmit Copies for Approval Specifications give the same maximum water-cement ratio for all three concretes 0.44. What is Concrete PSI? A contractor recently called the Hotline about a project specification on which he wanted to bid. 1988 – Specifying 8,000 psi concrete for a bridge project. More holes means weaker and less watertight concrete.With ideal curing conditions (always moist) 3000 psi concrete will be about 200 psi after a day of curing, 1000 psi after 3 days, 1700 psi after a week, and 3000 psi after 28 days. 2500 + psi 17.24 M pa 60 1b 1 27.2 kg multi-ply bags 56/PaIIet 90 lb. TABLE 1 TYPICAL PHYSICAL PROPERTIES. Concrete specifications consist of Strength (PSI), Slump (basically the thickness), Fiber Mesh, Chemical Additives and weather you require a Concrete Pump. Lightweight Concrete: Not allowed if aggregate exposure is required. This concrete is not considered to be high strength but is poured to carry a compressive strength of 3,000 pounds of pressure per square inch after 28 days. Nominal mix to obtain M20(3000 Psi) grade concrete is 1:1.5:3(cement:sand:coarse aggregate), by volume. 3. The project specifications call out for a .50 w/c, 3000 PSI mix. It shall be the Contractor’s responsibility to furnish concrete which will conform to the quality and strength specified. 1.3.1 Samples: Membrane-forming curing compound - Two one-pint samples, each type. Compare to the testing of concrete using is … Advanced Concrete Foundations Inc. 3798 Three Notch Road Louisa, VA 23093-2719 . We recommend a 6-1/2 bag mix or 4,000 PSI concrete with a 6-8% air entrainment and low slump in the 3-4“range to avoid Spalling of the surface from the winter. Minimum 3,000 psi for non-reinforced concrete thrust blocking, water pipe cradle in casing or tunnels, and masonry cell fill. Then depending on the weather conditions, one might add fiber-mesh and a retarder to help the workability of the concrete and avoid shrinkage cracks. Concrete supplier shall follow requirements of ACI 318 Chapter 4. Typically, reinforced concrete ranging between 3,500 to 4,000 psi is used on footing and slabs on grade; between 3,500 to 5,000 psi on suspended slabs, beams and girders; and walls and columns normally require between 3,000 to 5,000 psi. Concrete Curing: Minimum 8 days water cured or dissipating curing compound applied. Strengths, unless otherwise indicated on plans or in specifications or in the table below, shall be 3000 psi minimum 28 day compressive strength. PSI is a measure of compressive strength, or the ability of the material to carry loads and handle compression. Shop drawings Prints Plans Samples Specifications Copy of letter Change order X Product Data COPIES DATE DWG NO. Concrete Required Field Content: Percent Cement Ratio: Class Compressive Strength Minimum or Range Maximum Range (Total) or Range B 3000 psi at 28 days 565 lbs./cu. Concrete PSI | Strength, Test & Its Specifications - by Zubair - Leave a Comment. yd. “Specifications are for canopy footings of normalweight concrete. 2500-3000 PSI Most concrete has a PSI rating of 2500 to 3000. • Use GRS (galvanized rigid steel) for all offsets and bends. ... hose specifications – industrial high temp pressure hose| email: [email protected] 11, 2018 wear resistant concrete pump acid and alkali resistant air hose spool 2 size 3000 psi … When non-reinforced concrete is used different strengths will be required. Ideal for use in cold weather applications. 8. excavated to excessive depth. DESCRIPTION A TWELVE (12) MONTH SUPPLY OF 3000 PSI READY MIX CONCRETE to be furnished under this proposal shall be the type specified. The rest evaporates leaving holes. After the lab broke the seven-day cylinders, the cylinder from the pier with added water broke at 1980 psi. 1. Meets or exceeds the specifications of ASTM C387 for High-early strength concrete. Different of Concrete PSI are in several types like compositions, varying strengths, and the applications of different structure. Contractors, when ordering ready mixed concrete, should advise the producer of the intended use for the concrete. yd. • Where required concrete encasement shall be either 2000 psi or 3000 psi. The concrete shall attain a minimum compressive strength of 2925 psi at 7 days, and 4500 psi at 28 days. 3000 PSI / 28 Day Aging #6 Rebar: 12 in: XPR‐12 SERIES MODELS: 6 1/2" 3000 PSI / 28 Day Aging #6 Rebar: 10 in: XPR‐15 SERIES MODELS: 8" 3000 PSI / 28 Day Aging ... *The floor must be properly aged to American Concrete Institute specifications. Grade MW—Brick intended for exposure to temperatures below freezing, but unlikely to be saturated with water. Minimum 2,000 psi concrete fo r mud mats, pipe encasement and cradle, filling voids . General Concrete Specifications for Basketball and Multi-Game Courts with DunkStar Suspended Surfacing. COMPRESSIVE STRENGTH: 3 days 2500 psi (17.2 MPa) 7 days 3500 psi (24.1 MPa) 28 days 5000 psi (34.5 MPa) Slump Range 2” – 3” MIXING: All specifications shown are minimum. A. Air entrained version available. Easy to own. 3000 Psi – 5000 Psi mixes, Fine Grout, C-476 Cell and Flowable Fill. 5 – 8 0.44 DT 4500 psi at 28 days 700 lbs./cu. Slabs above ground floor 3000psi 3. ½” Rebar in Grade Beam Bottom1 12 Yard Load of Dirt per 600sqft Concrete Compressive Strength: 3,500 psi to 5,000 psi. 4. 2 size 3000 psi concrete line pump hoses. Dry shake or broadcast coloring agents are not to be used. Here’s an example of how this might work. Concrete that is designated as 3,000 pounds of pressure per square inch is commonly used for residential driveways and basement slabs. 5. The specifications call for a 28-day strength of 3000 psi. 1992 – Successfully fabricating, shipping and driving a 130-ft long prestressed pile with concrete compressive strength of 10,450 psi. 7. 4. 1993 – Utilization of AASHTO Type IV girders with 8,500 psi compressive strength in Shreveport Inner Loop Expressway. 1 day 1500 psi (10.3 MPa) 3 day 2500 psi (17.2 MPa) 7 days 3500 psi (24.1 MPa) 28 days 5000 psi (34.5 MPa) Slump range 2" - 3" (51 - 76 mm) Concrete may be specified at other strengths as well. Concrete can have different properties depending upon the mixture that is used in creating it, which contains cement, chemical admixtures, and aggregates. B. Tag: 3000 psi concrete specifications. 3. The strength of concrete is measure in terms of pounds per square inch (or PSI). This type of concrete can be used for sidewalks and residential driveways. Auburn Concrete charges me $108.00 per yard ($106.00 with discount) and Sargent Materials charges me $101.00 per yard for 3000 psi 3/4 aggregate concrete mix. ASTM's cement and concrete standards are instrumental in the evaluation and testing of concrete, cement, and aggregates. 5000 High Early Strength Concrete Mix exceeds the compressive strength requirements of ASTM C387, as shown in Table 1. 6. The word "concrete" followed only by a class designation (that is, Concrete Class 3000-1-inch) indicates normal weight aggregate concrete, such as concrete having a 28 - day compressive strength of 3,000 psi, a maximum coarse aggregate size of 1inch, and a minimum unit weight of 145 pounds per cubic foot (without reinforcement) at 28 days. 5 – 8 N/A BZ 4000 psi at 28 days 610 lbs./cu. yd. Here's what my ready mix suppliers charge me for 3000 psi concrete. 1. 1.3.2 Design Mixes At least 30 days prior to start of placing concrete … Concrete PSI. The engineer is concerned that the concrete … It is concrete that is strong enough to carry a compressive stress of 3,000 psi at 28 days. in accordance with ACI 301 “ Specifications for Structural Concrete” and ACI 211.1 “ Recommended Practice for Selecting Proportions for Normal Weight Concrete”. Easy to use. But normally you will get the strength even when you use 1:2:4 mix. Three different strengths of concrete were specified for one of our jobs in the Midwest: 3000 psi for foundations, 4000 psi for flatwork and 5000 psi for structural members above grade. Running an evaluation on the 4000 psi mix ( cement: sand: coarse ). Compositions, varying strengths, and 4500 psi at 28 days for all and! 318 Chapter 4 and 4500 psi at 28 days 615 to 660 lbs./cu each.! As the 3000 psi – 5000 psi mixes, Fine Grout, C-476 cell Flowable... Is strong enough to carry loads and handle compression 5000 psi mixes, Fine Grout C-476. 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