Tunnels

Tunnels & underground structures

Tunnel and underground design consultants in India

Syntegrity Consulting is a Mumbai-based civil and structural engineering consultancy that designs and checks underground infrastructure across India: underground metro and high-speed rail stations, cut-and-cover structures, pedestrian subways, station vestibules and material-handling tunnels.

Since 1999 our engineers have worked on underground projects for MMRDA, MMRCL, MCGM (BMC) and contractors such as J Kumar Infraprojects, from concept and detailed design to proof checking and construction support on site.

• Detailed design of underground stations, subways and vestibules
• Cut-and-cover and RCC box structures
• Design checking and proof checking of metro works
• Enabling works, temporary works and utility diversions
• Construction support and site supervision

Key projects

1. BKC underground station, Mumbai–Ahmedabad High Speed Rail (C1)Design review and support consultant for the only underground station on India's bullet-train corridor: about 1 km long, platforms 24–30 m below ground.
2. Mumbai Metro Line 7A / 9, MMRDALead Design Checker, including Line 7A's 3.8 km underground link from Andheri East to CSMIA Terminal 2.
3. Science Centre Metro Station to Worli PromenadeAbout 1,500 m pedestrian subway and vestibule via Mahalaxmi Racecourse. Design and construction support for J Kumar Infraprojects / MMRCL.
4. Regal Cinema and CSMT pedestrian subways, MCGMAbout 300 m and 200 m subways in South Mumbai. Design, construction support and supervision.
5. Dibba Bulk Handling Terminal, Fujairah, UAEStructural design of material-handling tunnels.