DGMS (Tech)(SOMA) Circular No. 03 of 2024 Subject: Published Date: 21.08.2024 Background Trackless Transportation Machinery (TTM): Includes dumpers, dozers, loaders, graders, tippers, and trucks used in opencast mining. Issue: High incidence of accidents in opencast coal mines due to collisions, bra...

DGMS Tech. Circular No. 02 of 2020 Subject: Published Year: 2020 📘 Detailed Notes (Exam-Oriented) 1. Background Slope failures in opencast mines can cause: Fatal accidents (fall of overburden, dump slides). Damage to HEMM, infrastructure, haul roads. Factors affecting slope stability: geology, wate...