Manhole: coatings

The Lifespan System is a watertight, corrosion-proof, non-conductive, locking rubber manhole frame and lid system that prevents rain derived inflow from entering sanitary sewers through the top of the manhole.

Manhole and pipe coating methods from SpectraShield, Raven Lining Systems, Sauereisen, Standard Cement Materials, Sprayroq, The Strong Company and AP/M Permaform.

Manhole and pipe coating systems from Raven Lining Systems, Sprayroq, AP/M Permaform, Sauereisen, Warren Environmental, SpectraShield Liner Systems and Standard Cement Materials.

The Metro Wastewater Reclamation District (MWRD) of Denver, CO, successfully completed a significant manhole rehabilitation project on its South Thornton Interceptor this past summer.

The newest addition to Cretex’s product line of manhole sealing products is SealGreen Manhole Sealant.

The Mr. Manhole Cutter/Extractor is a tool the cuts a circular groove around a manhole frame and removes the frame and road over cut in one five- to 10-minute operation.

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.

Jeff Griffin, Senior Editor

Software to assist engineers in evaluating the numerous trenchless rehabilitation methods for underground sanitary storm sewer infrastructure is now available from NASSCO.

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