00388nam a22001217a 4500082000900000100001900009245014300028260002400171300002600195526001800221650001100239700001600250  aT-54  aMunawwar Ghani  aEvaluation of existing short and medium span pre-stressed bridghes with a view of suggesting an economical I-girder designcMunawwar Ghani  aRisalpurbMCE, NUST  ap160.:bill,;c30 cm.  a0b0c0dT_54  aThesis  aGulfam Alam