000 00736cam a2200289 4500
008 090401t1992 xxu||||| |||| 00| 0 eng d
020 _a0860171922
035 _a(Sirsi) u43883
041 _aeng
050 _a624.152
100 _aIrvine, D.J.
245 _aTrenching practice.
250 _a2nd ed.
260 _aLondon
_bCIRIA
_c1992
300 _a62p. : ill. ; 30cm.
350 _a15
490 _aCIRIA Report
_v97
650 _aHEALTH AND SAFETY
_96244
650 _aSAFETY
650 _aTRENCHES
650 _aTRENCHING PRACTICE
690 _aBUILT ENVIRONMENT
700 _aSmith, R.J.H.
710 _aConstruction Industry Research and Information Association
_94810
942 _n0
948 _c04/03/1997
999 _c91399
_d91399