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Roadbase – 3/4″ APWA, Crushed Concrete

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Roadbase produced from ‘haul back’ concrete from both ready mix operations and jobsites. This material provides customers a second roadbase option with the added advantage of putting recycled material to use.

Sieve Results

ASTM C136 / AASHTO T27
Sieve Size% Passing
AASHTO M145
ASTM D4791 | Ratio=5:1
25.0 mm (1")100
19.0 mm (3/4")98
12.5 mm (1/2")83
9.5 mm (3/8")74
4.75 mm (No.4")55
2.36 mm (No. 8)43
2.00 mm (No. 10)35
1.18 mm (No. 16)33
0.425 mm (No.40)25
0.300 mm (No.50)19
0.150 mm (No.100)13
0.075 mm (No.200)9

Test Results

ASTMAASHTO
Physical Properties
Result
C 29T19Unit WeightUnit Weight, lbs./cu.ft.101.0
Voids26%
TypeRodded
D1557T180Modified ProctorMax. density, lbs./cu.ft114.3
Optimum Moisture14.2%
D4318T89/90Liquid/Plastic LimitLiquid Limit0
Plastic Limit0
Plasticity IndexNP
ASTM C535 L.A. Abrasionlarge Coarse Loss28%
Grading/RevolutionsB/500%
D1883T193CBRSurcharge = 10lbs CBR @ 0.1"77
Swell% = 0.0% CBR @ 0.2"87
D5821 Fractured Face1 or 2 Faces1 = 98
Fractured Face, %2 = 91

Chip – Washed, Gyro #4 x #16

Washed fine angular chip

Chip – Washed, Standard, 3/8” x #16

Washed angular ‘pea gravel’ that can be used as under slab material or certain backfill applications.

Chip – Washed, Tank Bedding, 3/8” x #8

Washed chip that meets underground tank bedding specifications.

Fill – Hardpac, 3/8” Minus

Whether used as fill for large-scale commercial projects, trench backfill or as a fine-graded commercial roadbase, Geneva Rock’s crusher fines meet a wide array of applications.

Fill – Structural, Rocky – 3″ Minus

Fill- Structural A-1-a fill graded to a 3” minus.