Abdul Rahim S.
Assistant Tunnel Expert @Altinok Consulting Engineering Inc
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WORK HISTORY
Assistant Tunnel Expert @Altinok Consulting Engineering Inc
Mumbai, IN
Working with the Independent Engineer’s team for NHAI on the Bhoj–Morbe Tunnel Project (Package XVII, Vadodara–Mumbai Expressway Spur), worth ₹1436 Crores, under Bharatmala Pariyojana Phase II (HAM Model).Responsibilities & Key Contributions:• Monitoring NATM tunnel excavation cycles including drilling, blasting, mucking, scaling, and stabilization.• Supervising installation of tunnel support systems — shotcrete, rock bolts, lattice girders, forepoling, wire mesh, steel ribs, and drainage arrangements.• Overseeing tunnel lining works including initial shotcrete lining, waterproofing membrane placement, SCL/secondary lining, and finishing works.• Reviewing and ensuring compliance of tunnel lining drawings, support design, and specification requirements.• Monitoring tunnel deformation, convergence, settlement, and updating tunnel support requirements.• Coordinating with design teams for support modification based on geotechnical behaviour.• Carrying out PLAXIS 2D & 3D analysis for lining verification, support stability, deformation prediction, and numerical modelling of tunnel sections.• Ensuring safety protocols, QMS, and method statement compliance for both excavation and lining works.
EDUCATION
Rajiv Gandhi Prodyogiki Vishwavidyalaya
Bachelor of Engineering - BE, Civil Engineering
St. Paul High School
10th, Mathematics
A.V.V. higher secondary school, khargone
High School, maths
ABOUT ABDUL RAHIM S.
Tunnel Engineer with over 10 years of experience in NATM tunnelling, tunnel lining works, underground structures, and excavation support systems. Specialized in Tunnel Engineering, Tunnel Lining Design, NATM Execution, and PLAXIS 2D & 3D Numerical Modelling.Summary of Expertise -• Strong expertise in NATM tunnelling, tunnel excavation cycles, support systems, and tunnel safety.• Experienced in tunnel lining works — shotcrete, initial lining, secondary concrete lining, waterproofing, and drainage systems.• Skilled in PLAXIS 2D & 3D FEM analysis for tunnel deformation, support pressure evaluation, lining design checks, and ground behaviour modelling.• Hands on experience in structural reinforcement systems including rock bolts, forepoling, rib supports, lattice girders, and pipe roofing.• Strong coordination with geologists, designers, contractors, and IE/Authority Engineer teamsThis robust experience has equipped me with a deep understanding of tunnel engineering and construction, allowing me to effectively lead projects from inception to completion while ensuring adherence to safety and quality standards.
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