Jet Grouting (Horizontal): – An efficient and versatile technical solution for tunnelling in different soil, usually with high granulometry, the presence of intense water flow and high hydraulic gradient. The construction of the Main tunnel and Escape Tunnel through quaternary deposits, consisted of silty-clayey soil with gravels, pebbles, cobbles and occasionally boulders. Horizontal Jet Grouting
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Indian Standards (IS Codes) provide specifications and guidelines for reinforcement steel, reinforced concrete design, prestressed concrete, reinforcement detailing, seismic detailing, and special concrete structures. The following is a useful reference list for civil and structural engineers. 1. Reinforcement Steel — Primary Standards IS Code Year / Edition Subject / Application IS 432 (Part 1) 2026
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