STRUCTURE OF EMPTY SLAB BRIDGE AND THE CONSTRUCTION METHOD

摘要

PURPOSE: A structure of an empty slab bridge is provided to construct a bridge firmly in structure and to shorten a period of construction. CONSTITUTION: The structure of an empty slab bridge contains: an empty slab(20) supported to a backing installed on a pier(10) to connect piers(10); a lower reinforcing bar(30) buried under the empty slab(20); a support(40) installed on the lower reinforcing bar(30) at regular intervals and extended upward; an empty member(60) of foaming synthetic resins placed on the upper part of the support(40) and fixed by a fixture; and an upper reinforcing bar(70) placed on the upper part of the empty member(60).