Ajit Nath

Looking for Mechanic jobs 

Job Summary:
Duties and 
Responsibilities:
Tunnel Superintendent will be overseeing the tunnel construction activities and the 
responsibilities includes all safety, personnel, progress, quality, technical, cost and 
schedule matters.
1. Overseeing the daily tunnel operations for the construction of 12 km tunnel, 
constructed by means of four Slurry-TBMs with diameter 7.9 m and 4.9 m receptively
2. Orchestrating the TBM tunnelling teams regarding implementation of health, safety, 
environmental and quality standards to execute the TBM tunnelling works
3. Supervision and training the TBM tunnelling teams to develop skills and 
competencies to facilitate comprehensive tunnelling operations
4. Implementing the TBM Management and Monitoring Plans to meet statutory 
regulations, standards, and HSE requirements
5. Planning of the required manpower and equipment resources for TBM tunnelling
works, including labour and equipment
6. Ensuring all work is pre-planned in detail through method statements and risk 
analysis.
7. Preparation of work sequencing and interfaces with other construction activities and 
interfacing contractors
1. Formulating of work procedures related to TBM tunneling works for operation, 
transport, assembly, launch and dismantling activities

Bachelor degree.

 Current project The Constructive LTA (P103 -DESIGN & CONSTRUCTION OF RIVIERA 
INTERCHANGE STATION AND TUNNEL FOR CRL-PUNGGOL EXTENSION ) CIRCLE 
LINE 6 MRT EXTENSION WORKS, NEW BUILD TUNNEL.
Roles & 
Responsibilities
Job Summary
3. Ensuring the timely and complete preparation of all contemporary construction 
records and all necessary documents related to the construction process such as 
quantity recording, construction diary, HSE records, etc.
4. Assisting in the procurement of temporary and permanent materials in a timely 
manner
5. Assisting in the preparation of cost and schedule forecasts and control costs in relation 
to approved budgets
6. Understands costs and budget allowances for the sections of works
7. Understands the scope of the works and can identify change
8. Ensuring and overseeing the professional development and progression of work force 
and ensure that all necessary training and briefings are identified and provided for 
the team
9. Assisting in assessment of construction risks, development and implementation of 
mitigation measures including and ensuring that suitable mitigation plans are in place 
and monitored
10. Working on continuous improvement of the TBM tunneling team, equipment and 
procedures
11. Responsible for the transition of the works from tunneling to secondary lining 
operations, including assembly, test and operate hydraulic driven tunnel formworks
Skills:
1. oil hydraulics, skilled mechanic or technician)
2. More than 20 years of hands-on experience in a senior role supervising tunnelling 
operations using mechanized tunnelling equipment such as EPB and Slurry such as
Kawasaki tunnel boring machines.
3. In depth knowledge of utilizing soil support materials such as bentonite or polymer 
slurry on tunnel boring machines
4. Experience in leading and performing hyperbaric works on tunnel boring machines
5. Experience in slurry handling and soil separation plants, including the use of 
additives to optimize performance of slurry treatment plants
6. Knowledge of environmental requirements
7. Expert knowledge of products, construction details and relevant rules, regulations 
and quality standards in relation to TBM tunnelling
8. Strong leadership, communication and conflict management skills; good 
organizational skills
9. Team player
10. Fluent in English
11. Working experience abroad deferent nation 
Duties
1. Overseeing the daily tunnel operations for the construction of 12km tunnel, 
constructed by means of
2. four Slurry-TBM with diameter 7.9m and 4.9m respectively
3. Orchestrating the TBM tunnelling teams regarding implementation of health, safety, 
environmental and
4. quality standards to execute the TVM tunnelling works
5. Supervision and training the TBM tunnelling teams to develop skills and 
competencies to facilitate
6. comprehensive tunnelling operations
7. Implementing the TBM management and monitoring plans to meet statutory 
regulations, Tunnel Supervisor & Surface Supervisor at a tunnel construction
project The constructive LTA (CCL -6) Circle Line 6 MRT Extension works, new 
Build Tunnel.
1.
2. I was supervising all works to be done in Singapore standard.
3.
4. Surface site.
5. Liaise with consultant on technical issue.
6. Coordinate site issues with contractor.
7. Grouting plant closely monitoring. 
8. Checked quality of grouts. 
9. Witness after sodium silicate mixing with grouting countdown by stopwatch. 
10. Advice and recommendation batching plant operator cube quality testing. 
11. Closely monitoring such bentonite, clay shock, cement, TAC RE, TEC foam etc for 
soil stabilization. 
12. Monitoring soil testing according to LTA standards soil density testing take 
readings 
13. Percentage of soil and stone.
14. Accountable for Muck skip weights and disposal. 
15. Segment cum ring building quality check Segment gasket plywood and Segment 
any defects. 
16. Maintain progress and safety during works.

Tunnel site
18. To manage all M&E site work, especially relevant to disk cutter maintenance, 
19. TBM assembly and
dismantle, repairing of TBM electrical and pneumatic equipment and support our 
engineers. 
20. And assigned to workshop and tunnel duties, maintenance of tunnel equipment, 
locomotives,
21. compressors, generators, cooling system for TBM. Gantry crane, tunnel 
ventilation system, hydraulic
22. power packs. Pneumatic and Hydraulic winces, High pressure water jack, and 
repair water pumps, 
23. Air tools, air compressors, cooling tower, concrete pumps and tunnel machine 
equipment
24. Assist tunnel engineer in ensuring temporary works installation work such 
sleeper, Rail ,fish-plate, I beam columns switch, nut-bolt etc.is carried out 
properly and safety,
25. accountable for Cement, Bentonite ,clay shock,
26. TAC Bita, TAC RE, stabilizer, foam, sodium silicate, and related materials Etc.
27. Confirm ring installed is carried out in accordance with planned sequence and 
safe manner.
28. Assist and support engineers in carrying out works as assigned and ensuring that 
the works are .
29. carried out to schedule and in accordance to relevant regulations.
30. Coordinate and supervise site workers.
31. completion of work in accordance to the main contractor role.Preparation and 
submission of site daily reports/progress.
32. Conduct regular inspections & assess the work performance done by all 
contractors.
33. Liaise with RE/RTO, Resolve on-site technical issues.
34. Manage project at site on a daily basis on all matters & issues relating to the 
construction assist in the planning & sequencing of the construction operations.
35. Evaluate & resolve any discrepancies & problems arising during construction, 
which affect the .
36. Quality of works performed.
37. Surface Control ECM
38. Such as
39. *Slurry water.
40. *Mud water 
41. All kind of water to treatment with water treatment plants make to be clean 
water manage pH up to pub standards and discharge.