000 00608cab a2200193 4500
001 ABS40768
008 090401t1989 xxu||||| |||| 00| 0 eng d
035 _a(Sirsi) u25929
041 _aeng
100 _aPearson, F
245 _aExploding the gas risks underground
260 _c1989
350 _a0
490 _aContract Journal
_v349(5719) 25 May 1989, 39-40(2)
520 _aAssesses the threat posed by the presence of methane gas to tunnelling projects and to the construction of buildings underground.
690 _aBUILT ENVIRONMENT-BUILDING STANDARDS
942 _n0
948 _c04/03/1997
999 _c17417
_d17417