5-04.2	Materials
(March 9, 2016 APWA GSP)

Supplement section 9-03.8 with the following:

Aggregates for Porous Hot Mix Asphalt/Porous Warm Mix Asphalt (PHMA/PWMA)
General Requirements
Aggregates for Porous Hot Mix Asphalt (PHMA) or Porous Warm Mix Asphalt (PWMA) shall be manufactured from ledge rock, talus, or gravel, in accordance with the provisions of Section 3-01 that meet the following test requirements:

Los Angeles Wear, 500 Rev.	30% max.
Degradation Factor	15 min.

Grading
Aggregates for PHMA/PWMA shall meet the following requirements for grading:

Sieve Size	Percent Passing	
¾” square	100	
½” square	90 - 100	
3∕8” square	55 - 90	
U.S. No. 4	10 - 40	
U.S. No. 8	0 - 20	
U.S No. 40	0 - 13	
U.S. No. 200	0 - 5	
* All percentages are by weight.	

The aggregate for PHMA/PWMA shall consist of crushed stone with a percent fracture greater than 90% on two faces on the No. 4 sieve and above, and shall be tested in accordance with the field operating procedures for AASHTO T 335.