000
00287nam a2200073Ia 4500
008
150310s9999 xx 000 0 und d
245
_a
"IRC: 39-1970, STANDARD SPECIFICATIONS & CODE OF PRACTICE FOR ROAD BRIDGES SECTION IV: BRICK, STONE & BLOCK MASONSY"
260
_c
1970
_b
INDIAN ROADS CONOGRESS
999
_c
5649
_d
5649