JOINT DEVICE FOR UNDERGROUND ROADWAY AND FOOTWAY CONCRETE STRUCTURES

摘要

PURPOSE: A joint device for underground roadway and footway concrete structures is provided to join concrete structures firmly and to prevent a water leakage. CONSTITUTION: The joint device for underground roadway and footway concrete structures contains a main body(1) provided with a primary cutoff plate(11) and a secondary cutoff plate(12), a filling space(13) formed by filling up an interval between the primary cutoff plate(11) and the secondary cutoff plate(12) with joint filler, an elastic rubber(15) sealing up both ends of the filling space(13), and many anchor bolts(16) projected to the sides of the primary cutoff plate(11) and the secondary cutoff plate(12).