density of recycled concrete


Calculate 2" Minus Road base (RCA) | cubic yards / Tons

Aug 11, 2018· Recycled concrete is created by breaking, removing, and crushing existing concrete to a preferred size. It is commonly used as a base layer for other construction materials. Recycled concrete can be used as aggregate in new concrete, particularly the coarse portion. When using the recycled concrete as aggregate, the following should be taken ...

Suitability Investigation of Recycled Concrete Aggregates ...

Due to reduced porosity of the attached cement paste, the quality of the carbonated recycled aggregates gets improved in terms of increased density and reduced water absorption and aggregate crushing value, which play an important role in the quality of fresh and hardened mortar or concrete (Zhang et al., 2015a,b; Shi et al., 2016).

Different Types & Sizes of Aggregate for Concrete ...

for crushed clay brick concrete mix is to reducing density, but for crushed thermostone concrete the compressive strength decrease with increase aggregate /cement ratio this is because weaker par ...

Recycled Concrete - Mid Florida Materials

Crushed aggregate, one-inch crushed concrete, recycled asphalt, 3/8-inch pea gravel, 2-inch sewer filter rock, and concrete and asphalt aggregate blends all weigh in at 1.07 tons. Pit run gravel follows at 1.25 tons per cubic meter, regardless of whether it is 2-inch or 4-inch.

Use of Recycled Concrete Materials in Base/Subbase ...

DESCRIPTION Crushed, commingled concrete, brick stone, block, slag, and other roadway aggregates. PRODUCT USE Compactable aggregate Base or sub-base under pavements and roadways Base or sub-base for the installation of dry stacked natural stone walls Site development Temporary roadways; BENEFITS recycled products

Standard Weights for Crushed Rock Per Meter | Hunker

The most widely used recycled materials are recycled asphalt pavement (RAP) and recycled concrete aggregate (RCA). RAP is produced by removing and reprocessing existing asphalt pavement and RCA is the product of the demolition of concrete structures such as buildings, roads and runways. The production of RAP and

5 Benefits When You Recycle Concrete - Junk King

Producers of Quality Recycled Construction Aggregates WHY CHOOSE RECYCLED CONCRETE PRODUCTS? A. CDOT Class 6, Road Base Recycled Concrete: Lower unit weight. Modified proctor density = 120 lbs./cu. ft. = 1.65 tons/compacted cubic yard. This means better yield than that of local bases. Advantage is typically 15% or greater. Is a stronger base […]

(PDF) Production of Recycled Plastic Aggregates and Its ...

Jul 07, 2015· The results of material tests on a large number of samples from different stationary recycling plants show that the processed concrete rubble is a relatively pure material. The particle size distribution mostly meets the requirements of the aggregate grading curves. The bulk density ranges from 1,86 g/cm 3 to 2,33 g/cm 3.

Recycled Concrete Aggregates: Its Properties & Uses

An estimated density factor should then appear in the above density field. Geology: Traprock Limestone Granite Sand & Gravel Sandstone Other Product: Screenings Crushed Stone Base / Crusher Run Coarse Aggregates Sand Riprap Other

End of life recycling

the amount of concrete in the product. Composition is in accordance with VicRoads specifications and Alex Fraser's mix designs registered with VicRoads. Particle size: Can also be produced to 40mm on request. Technical Information Sheet CLASS 4 CRUSHED CONCRETE TAKE THE DENSITY ADVANTAGE CHALLENGE TODAY. COMPARE AND CALCULATE YOUR COST SAVINGS.

Alex Fraser Group - Crushed concrete aggregates - Crushed ...

the amount of concrete in the product. Composition is in accordance with VicRoads specifications and Alex Fraser's mix designs registered with VicRoads. Particle size: Can also be produced to 40mm on request. Technical Information Sheet CLASS 4 CRUSHED CONCRETE TAKE THE DENSITY ADVANTAGE CHALLENGE TODAY. COMPARE AND CALCULATE YOUR COST SAVINGS.

Density of Aggregate - Bulk and Relative Density - Civil ...

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 …

Recycled Concrete: The Advantages It Offers Your Project

4.1.1. Bulk Density. The bulk densities of the RCA and the NCA were determined in compacted and loose conditions. The compacted bulk density for the RCA was 1344 kg/m 3, whereas that for the NCA was 1678 kg/m 3.The loose bulk densities for the RCA and the NCA were 1178 kg/m 3 and 1567 kg/m 3, respectively.It can be noticed from these test values that the compacted and the loose bulk densities ...

Technical Information Sheet CLASS 4 CRUSHED CONCRETE

Recycled concrete is a newly popular material for contractors. If you have ever wondered what happens to all of the leftover concrete after a building is torn down, recycled concrete is your answer. In the past, the waste from this type of demolition would end up in a …

Sustainable Construction: Use of Recycled Concrete Aggregate

Casting Concrete With Recycled Plastic Aggregate: One of the biggest challenges with recycling is plastic. There's not much of a market for scrap plastic, so the profit margins on processing and reselling it are slim. When oil prices dip, it becomes cheaper to make new plastic than to recycle exist…

Experimental Study of Compressive Strength of Recycled ...

crushed reclaimed concrete or asphalt material which conforms to the quality requirements of AASHTO M 147 except that the requirements for the ratio of minus No. 200 sieve fraction to the minus No. 40 Sieve fraction, stated in 2.2.2 of AASHTO M 147, shall not apply.

DETERMINING THE RECYCLED CONTENT OF CONCRETE …

2.6 Recycled Concrete as Aggregate for Structural Concrete Production. ... Bulk density of fresh concrete is slightly decreased with increasing quantity of recycled aggregate. The type of coarse aggregate has no influence on the air content in concrete. Concrete compressive strength mainly depends on the quality of recycled aggregate.

#304 Recycled Aggregate - Landscaping Supplies Cleveland

The approximate bulk density of aggregate that is commonly used in normal-weight concrete is between kg/m 3 (75-110 lb/ft 3). Here, the Standard test method for determining the bulk density of aggregates is given in ASTM C 29 (AASHTO T 19).

Recycled Concrete - an overview | ScienceDirect Topics

Recycled Concrete Aggregate (RCA). With a growing commitment to recycling construction waste materials, there is now little evidence that any hard demolition and construction waste is sent to landfill (ii). Recycled and secondary aggregates account for 28 per cent of the total market: this is the highest for all countries in Europe. A specific ...

End of life recycling

application of coarse recycled concrete aggregate, as the component materials in the con-crete mixtures, it is possible to produce structural concrete that can be satisfactory and even ... density of recycled aggregate was on the average by 10% lower compared to the bulk density of natural aggregates [6,9,10]. 2.5. Crushing and abrasion resistance

PROPERTIES OF RECYCLED AGGREGATE CONCRETE

application of coarse recycled concrete aggregate, as the component materials in the con-crete mixtures, it is possible to produce structural concrete that can be satisfactory and even ... density of recycled aggregate was on the average by 10% lower compared to the bulk density of natural aggregates [6,9,10]. 2.5. Crushing and abrasion resistance

Edil -No. 68 Specifications for Recycled Materials Used as ...

Dec 02, 2017· Recycling Details •Recycling chosen over 3-hour round-trip haul for aggregate. –200,000 gals of fuel saved in hauling aggregate and demolished concrete •Crushing plant set up in interchange cloverleaf. –No crushing from midnight …

Density of Common Building Materials per Cubic Foot - RF Cafe

A novel aggregate (RPA) comprising recycled plastic was developed. The aggregate produced was lightweight, with a density ranging from 510 to 750k kg/m³ and absorption of from 2.7 to 9.81% ...

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