TY - BOOK ED - American Association of State Highway and Transportation Officials. TI - Implementation manual for quality assurance U1 - 620.1360287 PY - 1996/// CY - [Washington, D.C. PB - AASHTO] KW - Concrete KW - Testing KW - Quality control KW - Roads KW - Design and construction N1 - "February 1996"--Cover; Previously published in part in 1993 under title: Quality control/quality assurance specification and implementation guide ER -