Ultra-under-excavation control energy-collecting hydraulic smooth blasting construction method for slate tunnel
A technology of smooth blasting and construction method, applied in tunnels, earth-moving drilling, mining equipment and other directions, can solve the problems of large impact of surrounding rock vibration, low blasthole retention rate, insufficient smoothness of tunnel outline, etc., and achieves easy operation. row effect
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[0017] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0018] Examples of the invention: see figure 1 , a slate tunnel over-under-excavation controlled energy-gathering water pressure smooth blasting construction method, comprising the following steps:
[0019] A. Comprehensive geological prediction of slate formation
[0020] Aiming at the characteristics of slate strata, a comprehensive forecasting system is established in geological forecasting which combines geological advanced drilling test analysis and tunn...
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