| 摘要 |
PURPOSE: A PC joint structure is provided to prevent the damage by vibration caused while a subway or a vehicle is running. CONSTITUTION: The PC joint structure comprises: many lower members(10) installed to the bottom of an excavated space to the ground and connected longitudinally and provided with a bottom plate(11) having a railway housing groove, a lower sidewall(13) projected upward from both sides of the bottom plate(11), and a lower intermediate wall(15) projected upward in the shape of a column on the central area of the bottom plate(11); many upper members(20) piled on the lower members(10) and connected longitudinally and provided with an upper plate(21) placed on the upper member(20), an upper sidewall(23) projected upward from both sides of the upper plate(21) and coupled with the lower sidewall(13), and an upper intermediate wall(25) projected upward in the shape of a column from the central area of the upper plate(21) and coupled with the lower intermediate wall(15) of the lower member(10); and a railway member(40) installed to a railway housing groove, where a railway is installed, on the bottom of the lower member(10).
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