Section 4128.  Stabilization (Foundation) Material

                                   

4128.01     DESCRIPTION.

Aggregate of the following types:

•       Crushed stone, or 

•       Crushed PCC, if approved by the Engineer.

 

4128.02     gradation.

Meet the requirements of Gradation No. 13 of the Aggregate Gradation Table, Article 4109.02.

 

4128.03     Quality.

The requirements of Table 4128.03-1 apply to individual virgin aggregates when crushed to a 3/4 inch or 1 inch nominal size for testing:

 

Table 4128.03-1: Stabilization Material Quality

Macadam Quality

Maximum Percent Allowed

Test Method

Abrasion

50

AASHTO T 96

C Freeze

20

Office of Materials Test Method No. Iowa 211, Method C