PROJECTS

2020-01-30T22:03:57+00:00

City of Silverton Pool Joint Repair

Problem: Joints in the floor of the city pool where failing, causing leaks. Window if time to repair joints was limited, due to the scheduled reopening of the pool. Underground Tech was contacted to repair the deteriorated joints. Solution: The first step was to remove the existing pool lining down to the concrete substrate. After the surrounding lining was removed and the joint thoroughly cleaned and dried, restoration could begin.  Backer [...]

2020-01-30T19:54:49+00:00

City of Cottage Grove Manhole Rehab

Problem: Inspections of the wastewater infrastructure showed signs of deterioration, specifically to a number of manholes.  Structures suffered from a variety of issues.  Damaged flow channels where causing solids to backup, some manholes where having to be cleaned every week with a vacuum truck.  In other structures, leaks had washed the surrounding backfill material into the manhole, causing large voids outside the structure.  Digging and replacing each manhole would have been very costly, [...]

2020-01-30T19:27:12+00:00

City of Albany Discharge Manhole

Problem: Discharge manhole with loss of integrity due to extensive H2S corrosion. Inspection found that a large portion of the interior of the structure was covered with an HDPE liner, which was protecting the manhole from the H2S gas. However, the liner did to fully extend the length of the manhole, leaving the base and the lower portions of the manhole walls exposed to the corrosive gases. Solution: The city contracted [...]

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