Manhole and pipe coating methods from SpectraShield, Raven Lining Systems, Sauereisen, Standard Cement Materials, Sprayroq, The Strong Company and AP/M Permaform.
In May 2008, the Virginia Department of Transportation issued the results of a study “to evaluate the potential for impacts on water quality from use of the steam cured CIPP process.”
National Liner LLC has introduced a trenchless rehabilitation lining process that uses see-through PVC panels to rehabilitate circular pipes, box culverts and structures of other shapes.
With the backdrop of the nation's economy in a deep recession and concern of its negative effect on utility construction and rehabilitation projects, the annual Underground Construction Technology International Conference & Exhibition (UCT) held its first show in San Antonio, TX.
The year 2008 proved to be another strong year of growth and expansion past the nation’s borders for the North American Society for Trenchless Technology (NASTT), reports Piero Salvo, who completed his two-year term as NASTT chairperson at the end of January.
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.
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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