Tunnel Grouting System The system is primarily designed for the back-grouting of ring segments in tunnels. The main grout pump can be set to keep a pressure or flow, and the additive pump will automatically maintain the correct proportional flow.
The bentonite pump is used as a backup pump for the tunnel boring machine feed pump, will also transfer bentonite to both the TBM and to feed hydrated bentonite to the grout mixer to suit the mix design selected. Bentonite slurry mixed at 8% with a batch content of approximately 235 litres (62 usg).
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Tunnel Grout Mixing System The system is primarily designed for producing grout for the back filling of ring segments. The mixer illustrated below comes complete with automated weigh batching which controls the entry of the water and up to three other materials.
Alibaba.com offers 481 tunnel grouting pump products. About 40% of these are pumps, 22% are concrete pumps, and 10% are other construction machinery. A wide variety of tunnel grouting pump options are available to you, such as reciprocating pump, jet pump, and vacuum pump.
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Tunnel Grouting System - Colcrete Eurodrill. The system is primarily designed for the back-grouting of ring segments in tunnels. The main grout pump can be set to keep a pressure or flow, and the additive pump ...
9 Figure 9: Grouting pump strokes as a function of time. FEM-MODELLING Geometry and soil parameters The model has been built using PLAXIS 3D Tunnel (Brinkgreve & Broere 2004).
Tunnel Grout Pump Manufacturers, Factory, Suppliers From China, Created products with brand value. We attend seriously to produce and behave with integrity, and by the favor of customers at home and abroad in the xxx industry.
3.The pump can convey cement grout, slurry, oil, water glass, water etc. 4.Convenient operation and maintenance. Subway Tunnel Grout Pumping Equipment High Pressure Grouting Injection Pump. Application: 1.The pump is widely used to grout for water blocking in tunnel, mining well, rock gangway or concrete sidewall.
The hydraulic grouting pump is mainly used in tunnel excavation and maintenance and the foundation treatment of mine, dams, bridges and high-rise buildings. Explosion-proof hydraulic grouting pump is used in the places with high combustible gas, such as coal mine, chemical mines etc.
The biggest limit on this tunnel back grouting job was access. The tunnel was located 2 miles from the nearest paved road, down a single lane bike path. Once at the site, a 20 ton weight limit bridge stood between the staging area and tunnel. This effectively ruled out using low slump grout as the grouting material.
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