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6A Natural Gravel

6A Natural Gravel

Product Name:

MDOT – 6A

Location:

Burroughs Materials, Holly Plant – State Pit #63-54

American Aggregate, Highland Plant – State Pit #63-114

American Aggregate, Ray Road Plant – State Pit #63-115

Applications:

Coarse aggregate in portland cement concrete

Filter gravel in septic fields

Pipe bedding material

Decorative stone for landscaping

Description:

A coarse aggregate, produced by washing, screening and reduction of deleterious particles from natural gravel. The particles are sized from 1½” (37.5mm) to #4 mesh (4.75mm) and were formed by the natural disintegration of numerous types and colors of rocks by glacial or riverbed action into primarily round particles.

Specs:

Michigan Department of Transportation

6A Natural Gravel conforms to all the requirements of Michigan Department of Transportation (M•DOT) “2012 Standard Specifications for Construction”, section 902

Usage Guide:

The 6A Natural Gravel should be blended into the concrete mixture along with the cement, fine aggregate, water, admixtures and any special additives in the proportions detailed in the mix design.

Gradation Data:

U.S. Sieve

1 1/2″

1″

3/4″

1/2″

3/8″

#4

LBW

Sum of Soft & Chert

Metric Sieve

37.5mm

25.0mm

19.0mm

12.5mm

9.5mm

4.75mm

Specification

100

95-100

30-60

0-8

1.0 max

9.0 max

Field Estimating Quantities

U.S.
Typical 6A Gravel requirements per 1 cy. yd. of 3500 PSI concrete

1900 – 2000 lbs

Metric
Typical 6A Gravel requirements per 1 m3 of 24 Mpa concrete

1150 – 1200 kgs

 

This information is not to be taken as warranty or representation for which we assume legal responsibility nor as permission or recommendation to practice any patented invention without a license. It is offered solely for your consideration, investigation and verification. Please refer to the Material Safety Data Sheet on this product for more safety information.