| 摘要 |
PURPOSE:To prevent the generation of pollution to occur with a grout injection work by a method in which a hot water storage tank is provided at the lower part of a tap-controlled hot water supplier, while grout-stirring tanks are provided on both sides of the hot water storage tank, and the grout is mixed with stirring while sending hot water to both of the grout-stirring tanks. CONSTITUTION:A hot water storage heat-retaining tank 13 is provided at the lower part of a hot water supplying tank 1, fresh water is fed through a water supply tube to the hot water supplying tank 1, and the water of the hot water supplying tank 1 is heated by a burner 15. The hot water thus obtained is fed through a valve 8 to the hot water storage tank 13 and stored. A grout-A stirring tank and a grout-B stirring tank for grout injection are provided on both sides of the tank 13. Hot water is supplied to the grout-A and -B stirring tanks through hoses 32 and 40 from the tank 13 to stir the grout to be injected by using the hot water. |
