Adducense Projects

Key project experiences:

1. Plant experience (manufacturing) of 11m dia. EPB TBM for
Moscow (2006)

2. Technical Bid support on Singapore’s Downtown Line -2, 16.6 kms total length underground metro tunnels; 

44km Malaysia’s Pahang Selangor Raw Water transfer tunnel; 

Hongkong Zhuhai Macao undersea oversized road tunnel evaluation (2008-2009)

3. BD (concept sold) on GPPC’s Offshore Pipelines in Gujarat.
India’s 1st offshore Microtunnel (2010)

4. Execution Support on Delhi Jal Board’s Yamuna Interceptor
Sewer Pipe Jacked Tunnels. (2012)

5. Technical & Sales support Bombay Municipal’s Sewer & Water
Supply tunneled Pipelines including Long
Distance Pipe jack (2009-2022)

6. Market entry for Pilot Tube Technology for Cuttack Integrated
Sewerage Project, Orissa (2009-2017).

7. Slurry Pipe Jacking Machine Sales & Contracts, 7.2kms,
Ahmedabad Sewerage (2021- 2022)

8. Segmental & Gripper TBM Sales & Contracts, 6.2kms, Surya Dam Water Supply Tunnel, Mumbai
( Tunnel Completed), CIDCO 3.2m water tunnel (2023), MCGM’s
PGRW water tunnel (2023)

Key product experiences:

Sales offers for traffic size EPB and Slurry TBMs (Herrenknecht & Lovat)

Herrenknecht line of products dealt with:

Microtunneling & Pipe Jacking Tunnel Boring Machines (TBMs) for Civic Utility Pipelines. 

-TBMs for hydro and other land and marine transmission tunnels for water. sewer, HV cable, effluents etc.-Horizontal Directional Drilling (HDD) Rigs for O&G pipe-laying for river, canal crossings. -Direct Pipe System for O & G steel pipe-laying for crossings in complex ground conditions

-Pipe express for laying cross-country pipelines in eco-sensitive areas, marshy fields.

-Slanted Directional Drilling rigs(SDD) as an alternative rig system for exploring near surface gas deposits (Coal seam gas) including remote exploration and coring possibilities.

-Bohrtec Pilot tube based Guided Auger Boring for small diameter Utility pipe installations (gravity pipelines)

-Vertical Shaft Sinking Machine (VSM) for efficient lined shafts installations
(well foundations, mine ventilation shafts etc).

-Shallow and Deep drilling rigs (Jack ups) for onshore & offshore O&G exploration.

Consulting:

1. MTBM evaluation and selection ( Mumbai Sewer Tunnel) – Client: SME Contractor (2024)

2. Market Exploration (International – Market entry rules and modalities research – Client: Large listed infrastructure company [2025]

3. Offshore tunnel advisory (Machine selection, configuration, mechanized component enhancements  and project risk) – Client: Mid-sized Marine Contractor [2026]

4. Human-in-loop AI assisted advisory on upcoming complex tunnel projects  – Client: Various contractors. [2026]