Chandrasekaran Aravindan

• Project: Cross Inge Station and Tunnels for Cross Island Line is a MRT (Cpe P105) projects consists of Cut and Cover Tunnel and Station.
• Executed the construction of Diaphragm Wall and Bored Pile.
• Diverted the Utilities Safely for the Traffic Diversion for the Tunnel construction,
• Review and prepare the Construction Execution Procedure for all the activities which includes
• Attended regular safety committee meeting with all the stakeholders and highlight the ongoing risks.
• Presented regular status report to project director about the project progress which includes Instrumentation Monitoring and the Safety findings.

• Project: North-South Corridor NSC N105 - Construction of Stacked Vehicular Tunnel Structure including interfaces with existing and future underground and at-grade structures consists of Cut and Cover Tunnel and Receiving Launching Shaft for the Tunnel Boring Machine (Top Down Construction,

Responsibilities:

• Prepared the CEP of Ground improvement works , Fissure Grouting, Bored Pile, Excavation works and RC works and Pipe Jacking Works,
• Liaised with local authorities to secure permits and approvals in a timely manner, avoiding unnecessary delays in project execution.
• Oversee a site team ( Senior Engineer, Junior Engineer) ensuring compliance with regulatory and client requirements.
• Collaborated with design teams to optimize designs, ensuring cost-effective and sustainable construction practices.
• Lead daily and weekly instrumentation meetings with the clients along with other Stake holders.
• LTA, and Instrumentation Contractor to assess construction activity trends and concerns.
• Assess the QPS Observation Reports and weekly interpretative reports about construction impacts and submit feedback and necessary documents to stakeholders.

Attending various meetings as required by the client:
a) Weekly and Monthly Progress Meetings with Contractor and Client.
b) Risk Register Meeting with Contractor and Client.
c) Civil Construction Safety Meetings with Contractor.
d) NSC Group Safety and Risk Review Meeting chaired by LTA GD, LTA DYGD, and NSC QPS and NSCPT LTA team.
e) NSC Project Safety & Environmental Committee Meeting chaired by LTA PD and main contractor.
f) Monthly Safety Committee with Contractor and Subcontractor post site inspection.
g) Daily Instrumentation meeting.
h) Meeting with DBC, BCA, SMRT, and PUB.
i) Weekly Planned General Safety Inspections.

Project: Marina South - Thompson East Coast Line –Stage 4, Construction of Station, Cut & Cover with Associated Tunnel (T-227)

Responsibilities:

• Managing a technical team on-site to ensure all works comply with client requirements.
• Work closely with Design Team, regulatory authorities and contractors to solve site problems.
• Chair the daily and weekly Instrumentation meetings with the Main Contractor, LTA and Instrumentation Contractor to review the readings and identify trends of concern about all construction of Station and Tunnel activities.
• Attending the following meetings as per client requirements:
j) Weekly Site Meetings with the Contractor and Client.
k) Civil Construction Safety Meetings with the Contractor.
l) Monthly Safety and Quality Control Meetings held by the Contractor with his Subcontractor
m) Daily Instrumentation meeting.
n) Daily Tunnel Meeting.

Project: Marina South - Thompson East Coast Line –Stage 4, Construction of Station, Cut & Cover with Associated Tunnel (T-227)

Responsibilities:

• Conducting and preparing weekly Planned Safety Inspection to check the safety at the site along with the LTA and Main Contractor.
• Conducting daily meetings with the Main contractor and LTA to resolve the site issues.
• Attending Design and Instrumentation meetings with consultants and contractors to solve technical issues.
• Preparing and submitting a monthly progress report to LTA.
• Attend regular monthly and weekly progress and safety committee meetings.
• Checking approved shop drawings against working drawings before the inspection.

• Supervising and checking the quality of Deep Soil mixing (DSM) and JGP quality on the tunnel location.

• Supervising all ERSS systems (Strut, Sheet Pile, Pipe Pile Installation and dismantling Deep excavation) and Deep foundation elements such as Bored Pile, Secant Bored Pile

• Vetting Junior Engineers Daily report before submitting it to Client.

• Documenting all approved latest drawings, test reports, and transmittal's properly for the Client audits.

Bored Tunnel Experience:

* Monitoring robotic survey of TBM.
* Verifying segment type, key position, and TBM driving parameters.
* Monitoring Lips and Steps within allowable limits and controlling ring build quality.
* Monitoring primary and secondary grout quality.
* Monitoring existing surrounding infrastructures during shaft and Tunnel Drive construction.
* Reviewing method statement and establishing checklist for QSS team on Cross-passage Works at Tunnel.

Project: UBI - Downtown Line –Stage 3, Construction of Station, Cut & Cover with Associated Tunnel (C-930)

Responsibilities :

• Conducting and preparing weekly Planned Safety Inspection to check the safety at the site along with the LTA and Main Contractor.
• Conducting daily meetings with the Main contractor and LTA to resolve the site issues.
• Attending Design and Instrumentation meetings with consultants and contractors to solve technical issues.
• Preparing and submitting a monthly progress report to LTA.
• Attend regular monthly and weekly progress and safety committee meetings.
• Checking approved shop drawings against working drawings before the inspection.

• Supervising and checking the quality of Deep Soil mixing (DSM) and JGP quality on the tunnel location.

• Supervising all ERSS systems (Strut, Sheet Pile, Pipe Pile Installation and dismantling Deep excavation) and Deep foundation elements such as Bored Pile, Secant Bored Pile

• Vetting Junior Engineers Daily report before submitting it to Client.

• Documenting all approved latest drawings, test reports, and transmittal's properly for the Client audits.

Bored Tunnel Experience:

* Monitoring robotic survey of TBM.

* Verifying segment type, key position, and TBM driving parameters.

* Monitoring Lips and Steps within allowable limits and controlling ring build quality.

* Monitoring primary and secondary grout quality.

* Monitoring existing surrounding infrastructures during shaft and Tunnel Drive construction.

* Reviewing method statement and establishing checklist for QSS team on Cross-passage Works at Tunnel.

Responsibilities:

• Design and analysis of 2D models of Post Tensioning Members using RAPT
• Design and analysis of RC Members using STAAD-PRO
• Prepare preliminary structural drawing based on analysis results
• Preparation of quantity for quoting of Tender
• Prepared the design report for submission of AC checking and BCA
• Involved in the preparation of a report based on RFI and Memo
• Checking and issuing shop drawings for construction
• Conduct site visits to check the installation and profile of tendons before pouring concrete in complicated structures including Bridge Viaduct Projects
• Prepare the calculated extension value for stressing.
• Attending technical meetings with consultants and contractors to solve the technical issue
• Prepared the method of statement for installing the tendon, stressing, and grouting
• Attend regular team meetings to keep up the pace of a project.

• Project: Bellary Thermal Power Project (1 x 500MW), Site Handled: Belt Conveyor (Cut &Cover Tunnel-Coal Handling plant, Wagon Tippler, Track Hopper,),

Responsibilities:

Involved in deep excavation (>25m) to construct cut and cover tunnel to transfer the material through the tunnel.
• Study detail Construction drawing & M&E drawing to avoid any delay during execution
• Site surveying and setting out the buildings
• Check and scheduling of Structural reinforcement and formwork details
• Involved in assisting the Planning Team in delivering the material to the site
• Organized Labor management and material handling
• Attended regular technical meetings with a consultant to solve technical issues.
• Liaise with clients and subcontractors
• Conduct regular team meetings to keep the pace of a project .
• Billing and documentation
• Trained for maintaining Health and Safety on the site activities.
• Prepared the daily progress and minutes of the meeting Site report for the meeting.
• Involved in safety issues before and after blasting in hard rock soil.