000 00532 a2200241 4500
001 337152
020 _a
041 _aeng
080 _aLHRB HRR 339 : 1970
245 _aSymposium : rapid excavation, 5 reports
250 _a
260 _aWashington, D.C.
260 _bHRB
260 _c1970
300 _a43 p.
300 _c
856 _u
490 _aHRB HRR 339 : 1970
700 _a
650 _a
650 _aBridge design, Construction, Foundations (soils), Mechanics (earth mass), Soil science
942 _cPP
942 _2UDC
999 _c203210
_d203210