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Sewer Rehabilitation Projects



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Rehabilitation of Trunk Sewers in Delhi ( Contract 1)
Project duration April 2003 -March 2005

TTI provided specialist engineering services to Delhi Jal Board (DJB) for rehabilitation / renovation of trunk sewers in Delhi. Under Phase 1 works, TTI provided Project Management and Contract Administration services to DJB for the structural rehabilitation of RCC/ brick barrel sewers 1200 mm to 1650mm dia by CIPP lining process through contract worth US$ 7.68 million

Rehabilitation of Trunk Sewers in Delhi ( Contract 2)
Project duration April 2003 -March 2005

TTI provided specialist engineering services to Delhi Jal Board (DJB) for rehabilitation / renovation of trunk sewers in Delhi. Under Phase 1 works, TTI provided Project Management and Contract Administration services to DJB for the structural rehabilitation of RCC/ brick barrel and egg shaped 1600 nmm to 1900mm high brick sewers by CIPP lining process through contract worth US$ 7.47 million.
Services provided by TTI included project monitoring, supervision, progress control, quality and safety auditing through quality assurance and safety management plans developed specifically for the US $35 million sewer rehabilitation project, which was executed by two international contractors.

Bombay Sewage Disposal Project - Rehabilitation of Sewers (Phase II Works) (World bank Funded), ContractSA-CA-05 (Slice A)
Project Duration March 2001-June 2003

The objective of the project was to enhance the structural capacity and hydraulic efficiency of about 4.7km of egg shaped brick masonry sewers of sizes 1140x750mm to 2390x1650mm in the CBD areas of south Mumbai, India using trenchless technology.
TTI provided comprehensive project management services which included project monitoring, supervision, progress control, quality and safety auditing through quality assurance and safety management plans developed specifically for the US $10 million sewer rehabilitation project, which was executed by an international contractor


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