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What are the driving jobs in the tunnel
- The face, each step, invert, two lining, template positioning surveyings
What is the first project of tunnel construction
- The YK24 + 300 ~ YK24 + is located in the silty clay, the whole weathered rock, the strong weathered rock distribution area, the soil is soft, the rock is broken, the pore is big, the stability is bad easy to collapse. Groundwater is mainly pore water and rock fissure water, rain water is large, easy deformation collapses
The small side wall of the small side wall and inverted arch in the high speed tunnel
- The self - made invert sliding formwork trolley is used to fix the side plate directly on the trolley. This is the best ways
Demolition of tunnel bearing formwork for several days
- With the temperature, the need for concrete strength of 100% to remove the templates
Where is the B-B section of the tunnel invert reinforcement
- Tunnel invert refers to the bottom of the tunnel (anti arch, so called inverted arch)s
How to put the concrete on the tunnel
- Two lining trolley consists of two parts, one is the erection and welding of steel trolley, and the other is pouring trolley.s
Would you please tell me the difference between the concrete and shotcrete in the tunnel?
- Jet coagulation: the construction method of spraying fine concrete with spray gun. It is often used to fill the lining of tunnel lining, wall, ceiling and other structures.s
The arch and the arch of the tunnel
- This part of the tunnel lining is generally the first pouring, pouring formwork trolley can be placed on the inverted arch concrete and support, to the construction of the tunnel arch wall concrete.s
what color is granite
- Granite is a relatively hard stone, so it is often used to make the floor or furniture,the color of granite in different places is not the same.What color is granite？Let's ge...
Have you done your business with aluminium composite panel manufacturers
- Aluminium composite panel are usually used at building construction, houses, but also at some factories in this field. Have you ever heard of aluminium composite panel?Features of ...
Have you ever used aluminium composite material
- Aluminium composite material are usually used at automobile industry,Optical equipment industry, but also at sports products industry that offer danymic in this field. Have you eve...
what to use to clean granite
- Cleaning methods of granite： 1，When the paint and paint on granite，what to use to clean granite？ When the paint or paint dripped on the granite on, in addition to the adhes...
what is the difference between quartz and granite
- What is the difference between quartz and granite？The quartz stone is made of quartz and resin.The hardness reaches 7 degrees, while the granite is composed of marble powder and ...