In line with the mandate of the Department of providing effective standards for application in the implementation of various infrastructure projects and in view of the need of setting standard specifications on the use of lahar as fine aggregates in hot rolled asphalt and asphaltic concrete, the attached DPWH Standard Specifications on the Use of Lahar as Fine Aggregates in Hot Rolled Asphalt (HRA) and Asphaltic Concrete (AC), Item 310A^* , are hereby prescribed, for the guidance and compliance of all concerned.

These specifications shall form part of the revised edition of the DPWH Standard Specifications (Volume II - Highways, Bridges and Airports).

This Order shall take effect immediately.


Adopted: 15 June 2010


(SGD.) VICTOR A. DOMINGO
Acting Secretary

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^* Text Available at Office of the National Administrative Register, U.P. Law Complex, Diliman, Quezon City.