UFC 3-260-02
30 June 2001
Table 10-2
Equivalency Factors for Army and Air Force Pavements
Equivalency Factors
Material
Base
Subbase
Asphalt-Stabilized
2.30
All-Bituminous Concrete
1.15
2.00
GW, GP, GM, GC
1.00
--1
1.50
SW, SP, SM, SC
Cement-Stabilized
1.152
GW, GP, SW, SP
2.30
1.002
GC, GM
2.00
--1
ML, MH, CL, CH
1.70
--1
SC, SM
1.50
Lime-Stabilized
--1
ML, MH, CL, CH
1.00
--1
SC, SM, GC, GM
1.10
Lime, Cement, Fly Ash Stabilized
--1
ML, MH, CL, CH
1.30
--1
SC, SM, GC, GM
1.40
Unbound Crushed Stone
2.00
1.00
1
Unbound Aggregate
1.00
1
Not used as base course.
2
For Air Force Bases, cement is limited to 4 percent by weight or less.
Table 10-3
Equivalency Factors for Navy and Marine Corps Pavements
Stabilized Material
Equivalency Factors
1 mm (in.) of lime-stabilized subbase
1.2 mm (in.) of unstabilized subbase course
1 mm (in.) of cement-stabilized subbase
1.2 mm (in.) of unstabilized subbase course
1 mm (in.) of cement-stabilized base
1.5 mm (in.) of unstabilized base course
1 mm (in.) of bituminous base
1.5 mm (in.) of unstabilized base course
10-9
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