Installation Sequence:
1) Check whether bearing pads are properly installed
2) Park the trailers and both mobile cranes at the specified location to prepare for lifting as shown in Figure 5.
3) Check the ground conditions before setting up outriggers. Provide any outrigger support if needed.
4) After the mobile cranes are set, hook each end of the girder to each crane’s hook. Then slowly and simultaneously lift the girder up to a rest position on top of the pier 10 m. from the edge. The rest position is needed because the arm length of the mobile crane is not long enough to place the girder into position in one lift.
5) Move the trailers away and reposition the two mobile cranes so that the crane’s arm length is within proximity of the girder’s final position.
6) Hoist the girder again from each end using the two mobile cranes and place the girder into the final position. Make sure that boundary conditions are checked.
7) Insert dowel bar into each sleeves and g rout with non-shrink grout to fill the openings to complete the installation