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Rock – Washed, 3/4”, 1”, or 1.1/2″ Max.

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Washed angular rock used in concrete mix designs as well as gravel backfill where a very clean rock is specified.

Sieve Results

ASTM C136 / AASHTO T27
Sieve Size% Passing
ASTM D4791 | Ratio=5:1
25.0 mm (1")100
19.0 mm (3/4")99
12.5 mm (1/2")64
9.5 mm (3/8")31
4.75 mm (No.4")3
2.36 mm (No. 8)1
0.075 mm (No.200)0.4

Test Results

ASTMAASHTO
Physical Properties
Result
C 29T19Unit WeightUnit Weight, lbs./cu.ft.94
Voids41%
TypeRodded
C131T96L.A. AbrasionSmall Coarse Loss19%
Grading/RevolutionsB/500%
C 127T85Coarse Specific Gravity & AbsorptionBulk Specific Gravity (dry)2.557
Bulk Specific Gravity, SSD2.587
Apparent Specific Gravity2.634
Absorption1.1%
C 88T104SoundnessCoarse Soundness Loss1%
Sodium Sulfate No. of Cycles5
Fine Soundness Loss%
Magnesium No. of Cycles%
C40T21Organic ImpuritiesCoarse AggregateLighter Plate #1%
C142T112Clay / Friable ParticlesCoarse Aggregate0%
Fine Aggregate%
C123T113Lightweight PiecesCoarse Aggregate0%
Fine Aggregate%
D5821 Fractured Face1 or 2 Faces1 = 100
Fractured Face, %2 = 100

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.