Appropriate measures shall be taken to prevent surface water, curing water and garbage from falling in. When necessary a sump shall be set near the post cast strip of the base plate in combination with the design of the basement plane drainage system to facilitate the final cleaning before the grouting pipe is cast. When advance water stop is not used, which can be set in the basement according to the above method, or set outdoors as a temporary facility. Usually, we use the waterproof scheme between the grouting pipe and the water surface or before, and there are many methods for the grouting pipe to stop water in advance. It should be noted that the design unit should participate in the review of the construction organization design of the basement,Saint spiritusAdvance small conduit tunnel, so as to determine a complete implementation scheme of advanced water stop before the excavation of the foundation pit and the pouring of the cushion. Otherwise, the design modification requirements will be put forward only when problems are found in advance water stop during construction, which will affect the integrity and rationality of the whole water stop scheme. Glass fiber grouting pipe is a semi-rigid product made of glass fiber as raw material, high-strength alkali free glass fiber through a certain warp knitting process, and fiber filament coated on both sides.Saint spiritus,[] a fast cutting device in the hole of a underground grouting pipe, as shown in Fig. , the fast cutting device in the hole mainly consists of a fixed cutting device (as shown in Fig. , a tension blade device and a cutting rotating device [] the tension blade device is sleeved in the cutting rotating device , and screw threads are respectively set on the outer surface of the cutting rotating device and the upper end of the tension blade device , The tension blade device and the cutting rotating device are connected by threads. The end of the tension blade device protruding from the cutting rotating device is provided with a tension blade nut , as shown in Fig. It has good air tightness, low gas permeability, strong sealing and no leakage.Mizan Teferi, It is a thermoplastic material,Saint spiritusAdvance small conduit in tunnel construction, which can be processed and formed many times, providing convenience for hot melting and electrofusion connection of pipes.There are many forms of grouting pipes that can be improved and applied. Although the engineering pipeline system is very complex, any complex pipe system can be divided into several relatively simple individual pipe sections through the setting of fixed pipe racks. When selecting the corrugated grouting pipe, the deformation compensation of the pipe system can be determined according to these relatively simple pipe sections,Saint spiritusAdvance small conduit for tunnel, so as to select the grouting pipe.Can the stretching speed of grouting pipe be defined?

The cooperation Specification between the saddle profile on the horseshoe of the grouting pipe and the core is too low. When the outer mold and the horseshoe surface are fitted together, the gap is larger than the thickness of the pipe wall, that is, the Chengdu grouting pipe manufacturer kneads the pipe wall to form an 'eight' shaped wrinkle. the polymer grouting materials of the machine are mainly applied to acrylamide, polyurethane, lignin, epoxy resin, unsaturated ester, etc. Generally, when the sand particle size is ≤ . mm or the rock crack opening is ≤ . mm, and the groundwater flow rate is > mm / min, the use of organic polymer chemical grouting materials can solve the engineering problems that cannot be solved by ordinary cement slurry [].The arrangement of the strain gauge shall be installed before the prestressing force is applied, and the bracket shall be fully cooled when the initial reading is measured; If the prestress has been applied, it must be noted in the report that the supporting axial force data reflects the change of the stress of the grouting pipe after the prestress is applied.average method, Action mechanism of grouting pipe: the grouting pipe is a flexible material. Under the action of soil load it is a mechanism of dispersing the force on each hole belt and forming a resultant force. Glass fiber grouting pipe is a semi-rigid product made of glass fiber as raw material, high-strength alkali free glass fiber through a certain warp knitting process, providing convenience for hot melting and electrofusion connection of pipes.Production department which can be processed and formed many times,It is required to ensure that at least one embedded reinforcement is firmly welded with the anchor ring of maolehan grouting pipe within every meter along the joint direction. The quality of XF type grouting pipe should be carefully checked. If deformation or inconsistent spacing between two steel beams is found, it should be repaired. If necessary, the steel beam spacing of maolehan grouting pipe shall also be adjusted according to the ambient temperature during installation. XF type grouting pipe device shall be slowly put into the groove, and the deviation shall not exceed mm. Meanwhile, the inner edge of the steel side beam shall be kept vertical. After the XF grouting pipe is in place, the top surface of its steel beam shall be adjusted according to the longitudinal, transverse slope and elevation to be ~ mm lower than the adjacent asphalt concrete pavement and shall not exceed the pavement elevation.CaO·SiO+nHO→CaO·SiO·（n－HO+Ca（OH）,It is required to ensure that at least one embedded reinforcement is firmly welded with the anchor ring of maolehan grouting pipe within every meter along the joint direction. The quality of XF type grouting pipe should be carefully checked. If deformation or inconsistent spacing between two steel beams is found, it should be repaired. If necessary, the steel beam spacing of maolehan grouting pipe shall also be adjusted according to the ambient temperature during installation. XF type grouting pipe device shall be slowly put into the groove, so that the center line of the joint coincides with the center line of the actual reserved joint, and the deviation shall not exceed mm. Meanwhile, the inner edge of the steel side beam shall be kept vertical. After the XF grouting pipe is in place the top surface of its steel beam shall be adjusted according to the longitudinal, transverse slope and elevation to be ~ mm lower than the adjacent asphalt concrete pavement and shall not exceed the pavement elevation.Saint spiritus, The grouting pipe is used to pad the bottom of the horseshoe, change the cooperation specification of the mold, and adjust the cooperation space between the lower tire and the horseshoe.Answer: Yes, it can be protected. The piston rod can be protected by adding plastic hoses or bellows within the travel range.Answer: it varies according to the model and elasticity of the grouting pipe, and its internal pressure can reach bar or more.