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| DESIGN AND CONSTRUCTION OF INTEGRAL OUTSIDE TEMPLATE FOR DURABILITY SIMPLE-SUPPORTED BEAM WITH 32 M PRESTRESSED CONCRETE ON QINGHAI-TIBET RAILWAY |
| CAO Xing-gang |
| Bridge Construction Ltd. Co. of the First Engineering Bureau Group Co. of Chinese Railway |
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Abstract Qinghai-Tibet Railway faces the problems of high altitude, permafrost, great frequency of freeze-thawing, great temperature difference, low oxygen, inconvenient communication and uneasy maintenance of bridge structure. Obviously, it can improve the outside quality of beam body, increase the efficiency and save the investment by successful application of integral movable outside template in construction of durability simple-supported beam with 32 m prestressed concrete.
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Received: 24 August 2003
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2003, Vol. 20 
