construction steps of segmental assembly bridge building cranes

What are construction steps of segmental assembly bridge building cranes?

FAQ Jul 08, 2013 No Comments

Construction technology of the segmental assembly bridge building cranes is complete span segments suspension assembly. As feeding girders, segments are carried by girder carrier to designated position, and then lift them. Below are construction steps:

bridge building cranes

bridge building cranes

1. girder carrier carrys segments to centain position and the bridge building crane lifts and suspends segments;

2. lift and suspend last segment in one span;

3. initial positioning;

4. application of adhesive;

5. accurate positioning;

6. temporary tension;

7. add steel cable strands;

8. install clip for permanent pre-stress tensioning;

9. remove suspender;

10. move longitudinally to next span.

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