TY - GEN AU - Muhammad Aslam, Maj TI - Study of in Service Expansion Joints with Special Emphasis on Performance Condition Waterproofing Causes of Failure and Repairing / Retrofitting Techniques [MS Thesis] U1 - 624.17 ASL PY - 2001/// CY - Risalpur PB - National Institute of Transportation KW - Structural Engineering ER -