Projects


Utilities Planning and Design


Sewer Relining Program

2/8/19

OCI is leading Seattle Public Utilities’ (SPU) Sewer Relining Program to provide bid documents and construction assistance for using CIPP on over 200 drainage, sanitary sewer, and combined sewer pipes. The program’s primary objective is to renew the wastewater pipe system as well as support NPDES and Consent Decree compliance by reducing sewer overflows (SSO),
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