SINGLE BITUMINOUS SURFACE TREATMENT
(PERCENT BY WEIGHT PASSING)
Sieve Designation
No. 1
No. 2
No. 3
_________________
_____
_____
_____
1 inch
100
--
--
3/4 inch
90-100
100
--
1/2 inch
20-55
90-100
100
3/8 inch
0-15
40-70
85-100
No. 4
0-5
0-15
10-30
No. 8
--
0-5
0-10
No. 16
--
--
0-5
DOUBLE BITUMINOUS SURFACE TREATMENT
(PERCENT BY WEIGHT PASSING)
Sieve Designation
No. 1
No. 2
No. 3
No. 4
_________________
_____
_____
_____
_____
25.0 mm
100
--
--
--
19.0 mm
90-100
--
100
--
12.5 mm
20-55
100
90-100
--
9.5 mm
0-15
85-100
40-70
100
4.75 mm
0-5
10-30
0-15
85-100
2.36 mm
--
0-10
0-5
10-40
1.18 mm
--
0-5
--
0-10
0.30 mm
--
--
--
0-5
DOUBLE BITUMINOUS SURFACE TREATMENT
(PERCENT BY WEIGHT PASSING)
Sieve Designation
No. 1
No. 2
No. 3
No. 4
_________________
_____
_____
_____
_____
1 inch
100
--
--
--
3/4 inch
90-100
--
100
--
1/2 inch
20-55
100
90-100
--
3/8 inch
0-15
85-100
40-70
100
No. 4
0-5
10-30
0-15
85-100
No. 8
--
0-10
0-5
10-40
No. 16
--
0-5
--
0-10
No. 50
--
--
--
0-5
2.1.1.1
Crushed Stone
Crushed stone shall consist of clean, sound, durable particles, free of
soft or disintegrated pieces, dust, or foreign matter.
2.1.1.2
Crushed Gravel
Crushed gravel shall consist of clean, sound, durable particles, free of
soft or disintegrated pieces or foreign matter. At least 90 percent by
weight of the particles shall have at least two fractured faces.
SECTION 02745
Page 12