TY - BOOK ED - Institut Piawaian dan Penyelidikan Perindustrian Malaysia TI - Specification for precast reinforced concrete box culverts: small culverts (not exceeding 1800 mm width and 1800 mm depth with a maximum backfill depth of 2 m inclusive pavement, if any) PY - 1992///] CY - Shah Alam PB - SIRIM KW - Culverts KW - Reinforced concrete construction ER -