| 摘要 |
The method for constructing two-storey elevated road on the bridge by using big box moulds, offers two functions of beam and driveway. The method is composed of making the big box mould by elongating the width and height of the square section and improving the sectional secondary moment and constructing the floor and bottom surface for using respective elevated roads. The both side plates with truss structure mounted at the big box mould, have a plurality of drilled holes for ventilation and inner lighting.
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