Coatings, repair/rehab

Manhole and pipe coatings by Sauereisen, Raven Lining Systems, AP/M Permaform, 3M, SewperCoat Kerneos, Standard Cement Materials, Warren Environmental, Parson Environmental Products, Infrastructure Repair Systems and SpectraShield.

Erez N. Allouche, PhD, P. Eng. and Eric J. Steward, Trenchless Technology Center, Louisiana Tech University

As the water distribution infrastructure continues to deteriorate across North America, there is a continued need to develop pipeline rehabilitation methods that are cost effective and minimally disruptive, while also minimizing the time a pipe must be taken out of service.

Considering the state of the economy, results from Underground Construction’s 12th Annual Municipal Survey reflected surprising optimism among city personnel across the United States. Understandably nervous and cautious about 2009, municipal personnel expect their funding levels to decline somewhat, though still remain near 2008 levels.

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