Shaft Maintenance
 
 

Shaft Maintenance and Tunnel Dewatering

This is a two-part project being performed for the New York City Department of Environmental Protection. The first phase consists of dewatering ground water from City Tunnel 3 Stage 2, the Brooklyn leg, which is a section of tunnel 3 that runs from Roosevelt Island through Queens and Brooklyn, and reconnects with city tunnel 3 in Red Hook, Brooklyn

The second part consists of maintaining five shafts and distribution chambers throughout Brooklyn and Queens. The contract value is $9.2 million.

 

Reconstruction of piping systems at various wpcp's

Welkin is the low bidder on an $8.2 million job for the New York City Department of Environmental Protection. The project duration is 24 months.