Trenchless technology and in-house expertise are enabling DC Water to reline and repair sewer laterals at a fraction of the cost of the open-cut approach.According to Muminu Badmus, DC Water’s acting manager of sewer construction and repair, the utility is using its own crews to replace more than 100 laterals a year with CIPP liner technology and is realizing a savings of $1 million or more per year over conventional excavation methods. The cost of replacing a typical 25-foot lateral with CIPP technology is running about one-third the cost of open cut, he reported in a presentation last February at
CIPP Technology Improves Collections System
DC Water goes trenchless, brings work in-house and saves big with lateral rehabilitation program.
Jul 24, 2014
| by Jim Force |
