000 005450000a22001690004500
008 160105t1977 xxu||||| |||| 00| 0 eng d
041 _aeng
080 _a624.04
_bP7
942 _cBK
100 _aBarney, George B. & others
245 _aPrestressed beams with large web openings : structural behaviour, design recommendations and design example
260 _aChicago
_bPCI
_c1977
300 _a31 p.
650 _aBEAMS AND GIRDERS-PRESTRESSED
650 _aSTRUCTURAL DESIGN-PRESTRESSING
650 _aCONCRETE CONSTRUCTION-PRESSTRESSING
999 _c126855
_d126855