806Aggregate for Drainage

806.1 General Description

This section includes the requirements for aggregate used for drainage.

806.1.01 Related References

A. Standard Specifications Section 800 – Coarse Aggregate B. Referenced Documents AASHTO T 11 AASHTO T 27 GDT 4

806.2 Materials

806.2.01 Coarse Aggregate for Underdrains

A. Requirements Use Class A or B coarse aggregate graded for size No. 89 in Table 800.1 B. Fabrication General Provisions 101 through 150. C. Acceptance Test the aggregate as follows: Test Method Sieve analysis AASHTO T 27 D. Materials Warranty General Provisions 101 through 150.

806.2.02 Crushed Stone Drainage Material

A. Requirements Use Class A or B coarse aggregate that is graded as follows: Sieve Size Percent by Weight Passing 2 in. (50 mm) 100 Passing 1-1/2 in. (37.5 mm) 95-100 Passing No. 10 (2 mm) 10-35 Passing No. 100 (150 µm) 0-10 B. Fabrication General Provisions 101 through 150. C. Acceptance Test the crushed stone as follows: Test Method Sieve analysis AASHTO T 27 D. Materials Warranty General Provisions 101 through 150.

806.2.03 Drainage Blanket

A. Requirements Use Class A or B coarse aggregate that is graded as follows: Sieve Size Percent by Weight Passing No. 10 (2 mm) 75-100 Passing No. 40 (425 µm) 25-50 Passing No. 60 (250 µm) 0-25 Passing No. 200 (75 µm) 0-8 Percent clay 0-5 B. Fabrication General Provisions 101 through 150. C. Acceptance Test the aggregate as follows: Test Method Sieve analysis AASHTO T 11 and AASHTO T 27 Percent clay (8-minute elutriation test) GDT 4 D. Material Warranty General Provisions 101 through 150.

Aggregate for Drainage in other states

• Missouri 1009 · Aggregate for Drainage