00356nam a22001217a 4500022001500000082002900015100002200044245006400066260004600130300001300176526003700189650000800226  a0727716719  a624.25bPRIcL-39, P-194  aPitchard, Brain &  aBridge Design for economy and durability,cBrain & Pitchard  aLondon :bThomas Telford Services,c1992.  a172 p. :  a0b0c0d624_250000000000000_PRI  aMCE