Bituminous Plant Mixtures
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---|---|---|---|---|---|---|
Base Type 1
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Top Type 6, 6F
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Mixture Requirements
|
General Limits Percent Passing
|
Job Mix Tolerance
(percent)
|
General Limits Percent Passing
|
Job Mix Tolerance
(percent)
| ||
Screen sizes
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2 inch
|
100%
|
—
| ||||
1 1/2 inch
|
90% to 100%
|
—
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1 inch
|
78% to 95%
|
±5%
|
100%
|
—
| ||
1/2 inch
|
57% to 84%
|
±6%
|
90% to 100%
|
—
| ||
1/4 inch
|
40% to 72%
|
±7%
|
65% to 85%
|
±7%
| ||
1/8 inch
|
26% to 57%
|
±7%
|
36% to 65%
|
±7%
| ||
No. 20
|
12% to 36%
|
±7%
|
15% to 39%
|
±7%
| ||
No. 40
|
8% to 25%
|
±7%
|
8% to 27%
|
±7%
| ||
No. 80
|
4% to 16%
|
±4%
|
4% to 16%
|
±4%
| ||
No. 200
|
2% to 8%
|
±2%
|
2% to 6%
|
±2%
| ||
Asphalt cement, 0/0
|
4.0% to 6.0%
|
±0.4%
|
5.8% to 7.0%
|
±0.4%
| ||
Asphalt cement
| ||||||
Upstate
|
AC-10
|
AC-10
| ||||
Grade and No.
|
702-02
|
702-02
| ||||
Asphalt cement
| ||||||
Downstate
|
AC-20
|
AC-20
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Grade and No.
|
702-03
|
702-03
| ||||
Mixing and placing temperature range (degrees
Fahrenheit)
|
250 to 325
|
250 to 325
| ||||
Description and typical uses
|
Dense base course with relatively low permeability
|
Dense, granular texture for rural, suburban
and urban arterial roadways
|