International Roughness Index Values National Primary Roads materials BQS 137

Amendment to Department Order No. 47, series of 2015 Re: Adoption of International Roughness Index Values for all National Primary Roads.

Category: 
Sub Category: 
construction-materials
Series: 
2016
No: 
137
Superseded by: 
DO_021_s2019
Date: 
Tuesday, June 28, 2016
Bureaus and Services: 
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