Density Of Recycled Concrete

Compacting Crushed Concrete - Soil testing engineering ...

Crushed concrete fill:-max dry density of material < 3/4 inch 117 PCF at 13.5% moisture the standard proctor-oversize material 20-30% > 3/4 inch Compaction method:-probe sub grade and compact if necessary-compact #57 stone to 6 inches above pipe - 9 inch lifts of crushed concrete fill - 6+ passes with 4 ton vibratory roller

Reclaimed Concrete Material - User Guideline - Granular ...

This is the Turner-Fairbank Highway Research Center. RECLAIMED CONCRETE MATERIAL User Guideline. Granular Base. INTRODUCTION. Reclaimed concrete material (RCM) can be used as coarse and/or fine aggregate in granular base.

Reclaimed Asphalt Pavement - Material Description - User ...

In most cases, recycled hot mix asphalt can be obtained from central RAP processing facilities where asphalt pavements are crushed, screened, and stockpiled for use in asphalt concrete production, cold mix, or as a granular or stabilized base material.

How Much Crushed Stone Do I Need for my Driveway?

Crushed stone is an excellent material to use for driveway applications. When the stone is crushed, it has rough edges and surfaces that create friction when a vehicle is driven over it, making it one of the ideal materials for driveways.

Mechanical Properties Of Recycled Aggregates Concrete

Recycling concrete is a viable option to decrease the demand on high quality natural resources and to limit the amount of waste that is disposed in landfills. Recycled concrete has been primarily used as a unbound material in embankments, bases, and sub-bases.

Crushed Concrete Aggregate| Concrete Construction Magazine ...

Jun 30, 2011· For the purpose of this article the term crushed concrete aggregate (CCA) is defined as returned concrete and recycled concrete aggregate clean enough to be used as aggregate for new concrete. Recycled concrete aggregate (RCA) refers to crushed concrete and other materials suitable for use as fill and compactible fill.

Construction Aggregate Calculator - Vulcan Materials Company

Enter the width, length, thickness, and product density and hit the “Calculate” button to calculate your estimate. If you do not know the product density, use the optional density estimator* or contact a local sales representative.

Use of recycled plastic in concrete: A review - ScienceDirect

The use of the recycled plastic in the concrete reduced the overall concrete bulk density. When compared to conventional concrete, the bulk density was reduced by 2.5–13% for concrete containing plastic aggregates ranging from 10% to 50% recycled plastic.

Calculate Recycled Concrete Road base | cubic yards / Tons

Type in inches and feet of your project and calculate the estimated amount of Recycled Materials in cubic yards, cubic feet and Tons, that your need for your project. The Density of Recycled Concrete Road base: 2,410 lb/yd³ or 1.21 t/yd³ or 0.8 yd³/t

Density of Common Building Materials per Cubic Foot - RF Cafe

These values for density of some common building materials were collected from sites across the Internet and are generally in agreement with multiple sites. Most are from BOCA or ASAE tables. However, if you have values that you believe are more accurate, use them for your calculations, and please send me an e-mail to let me know what your ...

Evaluation of Crushed Concrete Base Strength -

Evaluation of Crushed Concrete Base Strength Prepared for Mississippi Department of Transportation State Study No. 238 Project No. SPR-1(59) 106002 160000 Prepared by L. Allen Cooley, Jr., Ph.D. Howard Hornsby, EIT BURNS COOLEY DENNIS, INC. GEOTECHNICAL AND MATERIALS ENGINEERING CONSULTANTS

Recycled Concrete Road Base Compaction - Soil testing ...

Dec 05, 2006· Are you allowed to burn a moisture off in the field right after you take the nuke test? That seems to work for us whenever we encounter recycled concrete material for subbase. Using the Dry Density from a lab compaction curve the field technician will use an older style nuclear gauge and get a wet density.

Publications - Materials Manual | WSDOT

Establishing Maximum Field Density for Recycled Concrete Aggregates by Test Point Evaluation. T 802 (PDF 1.2 ) Method of Test for Flexural Strength of Concrete (Using Simple Beam With Center-Point Loading) C 805 (PDF 193 KB) Rebound Hammer Determination of Compressive Strength of Hardened Concrete. T 807 (PDF 348 KB)

addition, crushed concrete was used for all building pads and temporary site roads. Freese Construction — contact Jason Rehmert at (770) 850-9393 We are currently supplying approx. 10,000 tons of crushed concrete base for the Best Software project in Duluth, GA. Dykes Paving has enclosed the GDOT specification for your review.

Concrete - Wikipedia

These variables determine strength, density, as well as chemical and thermal resistance of the finished product. Aggregate consists of large chunks of material in a concrete mix, generally a coarse gravel or crushed rocks such as limestone, or granite, along with finer materials such as sand.

Technical Information Sheet CLASS 4 CRUSHED CONCRETE

Technical Information Sheet CLASS 4 CRUSHED CONCRETE Alex Fraser’s 20mm Class 4 Crushed Concrete is a popular recycled product that is easy to compact and trim. There are sound reasons for using Alex Fraser’s 20mm Class 4

The Importance of Concrete Recycling -

Aggregate base course (road base) The largest application of recycled concrete aggregate (RCA) is for the aggregate base course in road construction.This term refers to the center layer of the roadbed. A cross-section of pavement would show dirt, or subgrade, as the lowest of three levels, layered on top by aggregate base course, and finally capped on top by pavement, either concrete or asphalt.

Crushed Concrete Density? - Earthwork/grading engineering ...

Apr 20, 2009· I was asked to figure the piled density of some crushed concrete for a job I am working on. I recieved a sample and it is very clean and is about 2" to 3" pieces. I notice alot of brick mixed in. Using a pot of known density and lightly dumping the sample in the pot I ended up with a density …

Understanding the Density of Concrete - Aggregate Research

As for concrete itself, the density of concrete of normal weight is about 2,400 kg per cubic meter, or 145 lbs. per cubic foot. The concrete density varies depending on the amount and density of the aggregate, how much air is entrapped or purposely entrained, the cement concentration, and the …


COMPACTION CONTROL OF CRUSHED CONCRETE AND RECYCLED ASPHALT PAVEMENT USING NUCLEAR GAUGE. Crushed concrete (CC) and recycled asphalt pavement (RAP) are sometimes used as a substitute fill material in retaining wall and pavement applications. The accuracy of the nuclear gauge device for density and moisture content measurements on the two ...

Recycled Concrete Aggregate - an overview | ScienceDirect ...

The presence of adhered mortar on the surface of crushed concrete aggregate generally degrades the quality of the recycled aggregate and consequently the fresh and hardened properties of concrete made from it. Compared to natural aggregates, recycled concrete aggregates have (Marinković et al., 2012): • decreased density up to 10%, •

Aggregates for Concrete - University of Memphis

Aggregates for Concrete bination of gravels or crushed stone with particles ... Recycled concrete, or crushed waste concrete, is a ... tural lightweight concrete with a freshly mixed density ranging from about 1350 to 1850 kg/m. 3 (90 to 120 lb/ft. 3).