INFRASTRUCTURE

Refurbished Terratec EPB TBM delivers on Mithi River project

A Terratec 3.14m diameter earth pressure balance (EPB) tunnel boring machine previously used on the Mumbai sewer disposal project Stage-II Priority Works project in Mumbai, India by contractor Michigan Engineering Project Ltd. (MEPL) has been refurbished and upgraded in order to be used on a second Indian project.

 The refurbished Terratec 3.14m diameter EPB TBM that is being used for Mithi River Water Quality Improvement Project in Mumbai, India

The refurbished Terratec 3.14m diameter EPB TBM that is being used for Mithi River Water Quality Improvement Project in Mumbai, India

The machine upgrade included a new type of segment feeder and concentrated polymer injection system for water control and spoil conditioning in rock sections. The backup has been reorganised, additional...

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