Upper chamber is made with additional hole to which mechanism for forced supply of ground is connected. Installed between mechanism and additional hole is check valve. Batcher is installed between hopper and casing upper part. EFFECT: higher efficiency. 3 dwgMAKSIMOV VALERIJ PBOLOKHONOV ALEKSANDR N...
aa. Drainage method :The excavated ditch, the subsidence area water drained, and then engineering renovation necessary, the subsidence area is no longer water, and can be recovered by; a. 排水设备方法:被挖掘的垄沟,被排泄,然后设计整修的沉淀区域水必要,沉淀区域不再是水,并且可以恢复 由; [...
filling surface, and reinforced concrete be applied in the inverted arch; (4) central deep buried ditch or the drainage tunnel located below freezing line... 符亚鹏,何永旺,杨木高,... - Railway Standard Design 被引量: 0发表: 2023年 Construction Technology Control of Shallow Buried and Biased...
The side ditch renovation should tie a string carries on.To each kind of drainage lengthwise grade application instrument examination, repairs and maintains to conforms to the design and the standard request.Each kind of drainage side slope, does not have to use the earth to fill at will.The ...
drainage ditch fillingland consolidationlower plain area of North China PlainThe construction of irrigation and water conservancy was initiated on the North China Plain in the 1950 s, which played a significant role in the saline-alkali soil improvement and flood discharge. However, the phenomenon ...
a water outlet water check valve is arranged on the siphon pipe; an outlet of the siphon pipe is located in the overflow tank; an overflow opening is formed in the wall of the overflow tank; the overflow opening is higher than an outlet of the siphon pipe; and the drainage ditch is ad...
PURPOSE:To improve the function of the soft ground, in the case where a water and drainage ditch, a road and a building are constructed on the soft ground, by laying a synthetic resin sheet on a synthetic resin foaming member spread on the ground so as to project from the side edge of...
Open landscapes in many parts of Europe have been negatively affected by large-scale drainage and amelioration to support agricultural production. In continental alkali grasslands, amelioration and establishment of drainage ditch systems were typical in the 1950s and 60s. Drainage ditches caused a ...
filling surface, and reinforced concrete be applied in the inverted arch; (4) central deep buried ditch or the drainage tunnel located below freezing line... 符亚鹏,何永旺,杨木高,... - 《Railway Standard Design》 被引量: 0发表: 2023年 Construction Technology Control of Shallow Buried and Bi...
In this way, a gap portion communicating during step stacking functions efficiently as a drainage ditch, the foamed resin block 10 does not float up also, even though the water level drops, the original function as the foamed resin block 10 can be maintained, thereby the foamed resin block ...