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Casa Grande, Arizona Solves Corrosion in Manholes

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Casa Grande, Arizona Solves Corrosion in Manholes
ConShield Technologies, Inc.

The city of Casa Grande, Arizona is located in the one of the fastest growing areas of the USA, about midway between Phoenix and Tucson. While new sewer and water lines are being installed rapidly for new developments, older sections still needed work on some badly deteriorated manholes. Manholes deteriorate from a variety of serious problems; but, in the desert southwest, microbiologically induced corrosion is the primary reason for decay of the concrete in sewers. Microbiologically induced corrosion (MIC) can happen anywhere that hydrogen sulfide gas is produced. Hydrogen sulfide gas is the food for T. bacteria and the worse it is, the more bacteria there are to generate sulfuric acid to eat the concrete.

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