000
00295nam a2200109Ia 4500
008
220201s1978 xx 000 0 eng d
100
_a
Indian Road Congress
245
0
_a
IRC: 49- 1972 Specification for built up spray grout
260
_b
Indian Road Congress
_c
1978
300
_a
8
942
_2
ddc
999
_c
84179
_d
84179