Utilizing First the Services of the Bureau of Reseach and Standards (BRS), Regional and District Laboratories of the DPWH in Testing of Samples of Construction Materials.
Category:
Sub Category:
construction-materials
Series:
1994
No:
29
Superseded by:
DO_085_s2019
File:
Date:
Friday, January 14, 1994
Superseded Link:
/sites/default/files/issuances/DO_085_s2019.pdf
