FIGURES
Figure
Title
Page
1
Flexible Pavement Terminology . . . . . . . . . . . . . . . . . . 2
2
Section of a Typical Soil Profile Sheet . . . . . . . . . . . . . 4
3
Approximate Relationship Between CBR and K. . . . . . . . . . . . 8
4
Load Equivalency Factors. . . . . . . . . . . . . . . . . . . . .10
5
Typical Details of Subgrade Drainage Installations. . . . . . . .14
6
Typical Details of Base Drain Installations . . . . . . . . . . .17
7
CBR Thickness Design Chart--Flexible Pavements. . . . . . . . . .19
8
Liquid Asphalts--New and Old Grades . . . . . . . . . . . . . . .22
9
Selection Guide for Asphalt Cement. . . . . . . . . . . . . . . .25
10
Average Relationship Between Compressive Strength of 6 x 12 Inch
Cylinder and Flexural Strength of Beams Tested by Third-Point
Loadings. . . . . . . . . . . . . . . . . . . . . . . . . . . .31
11
Design Curves for Concrete Pavement Thickness (Highways). . . . .32
12
Tack Coat Quantity as Related to Pavement Surface Texture . . . .42
TABLES
Table
Title
Page
1
Types of Bituminous Surfaces. . . . . . . . . . . . . . . . . . . 3
2
Soil Characteristics Pertinent to Roads and Airfields . . . . . . 5
3
Subgrade Sampling and Testing Standards . . . . . . . . . . . . . 7
4
Example of Computation of Equivalent 18 Kip Axle Load (EAL). . . 10
5
Vehicular Traffic Design Index. . . . . . . . . . . . . . . . . .11
6
Drybound Macadam Base . . . . . . . . . . . . . . . . . . . . . .18
7
Waterbound Macadam Base . . . . . . . . . . . . . . . . . . . . .18
8
Specialized Terminology for Bituminous Mixes. . . . . . . . . . .21
9
Specifications for Bituminous Materials . . . . . . . . . . . . .22
10
Recommended Types and Grades of Bitumen for Bituminous Surfaces . 2
11
Bituminous Pavement Design Criteria for Us with Aggregate Blends
Showing Water Absorption up to 2-1/2 Percent. . . . . . . . . .26
12
Bituminous Pavement Design Criteria for Use with Aggregate
Blends Showing Water Absorption up to 2-1/2 Percent . . . . . .26
13
Minimum Percent Voids in Mineral Aggregate (VMA). . . . . . . . .27
14
Recommended Limits for Gradation Control and Suggested Bitumen
Content for Each Gradation, Bituminous Road Mixes (Surfaces). .27
15
Recommended Gradings for Aggregates Used in Penetration Macadam
Surfaces. . . . . . . . . . . . . . . . . . . . . . . . . . . .28
16
Emulsified Asphalt Requirements for Subgrade Stabilization. . . .28
vii
Change 1, SEPT 1985
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