2004 UC Proceedings Abstract

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Using GIS and GPS for Sanitary Sewer I/I Detection
Track: Water, Wastewater, and Stormwater
Author(s): Gil Inouye

This paper will show how geographic technology can enhance the detection and management of inflow and infiltration (I/I) into sanitary sewer systems. Inflow and infiltration into sanitary sewers can mean unnecessary and expensive wastewater treatment costs. Detecting sources of I/I and prioritizing their repairs can be most efficiently done using GIS and GPS in conjunction with smoke and dye testing. Field computers with live maps, GPS, and digital cameras can document and locate defects in a spatially enabled database, thus eliminating paper sketches and notes. GIS and GPS in the field and the office can greatly enhance the detection and repair prioritization of I/I into sanitary sewer systems. Anyone who works in sanitary sewer system management and maintenance should find this a useful topic.

Gil Inouye
Woolpert LLP
Water Management
8979 Old Creek Dr
Elk Grove , CA 95758
US
Phone: 916.684.1219
Fax: 916.478.2909
E-mail: gilbert.inouye@woolpert.com