Method for repairing underground parking lot having troubled with floor vibration and noise

摘要

According to the present invention, a method of repairing vibration and noise of the floor of an underground parking lot is capable of effectively reducing vibration and noise generated from an underground parking lot by injecting low-viscosity injection liquid into a crack on a pressing concrete layer and hardening the liquid. The method includes the following steps: detecting a construction part with a crack; injecting low-viscosity injection liquid into the construction part; and hardening the low-viscosity injection liquid.