by adretechadmin_ | Nov 18, 2022 | Uncategorized
Inflow and infiltration (I&I) is excess water that flows into sewer pipes from stormwater (inflow) and groundwater (infiltration). In this blog post, we’ll break down the causes and best practices for treatment of I&I even further. This illustration shows...
by adretechadmin_ | Oct 19, 2022 | Uncategorized
In 2021, the city of Johnstown, PA experienced severe infiltration at the casting and cone joint of a 3.17vf manhole located approximately 150’ down in a Gautier Steel Limited tunnel. How severe? At an estimated 40 gallons per minute or 2,400 gallons per hour, that...
by adretechadmin_ | Aug 17, 2022 | Uncategorized
We recently read MSW Magazine’s article, “The Costs of Uneven Manholes” and it struck a chord with us. Although the article focuses on new technologies with installing new manholes and leveling existing ones, the main benefits of these methods also parallel the way...
by adretechadmin_ | Jun 29, 2022 | Uncategorized
What happens when a garbage truck falls into a sinkhole connected to a manhole? The city of Parkersburg, West Virginia called us to look at the site and determine if trenchless technology could fix it with our fast-curing, manhole lining technologies. This powerful...
by adretechadmin_ | May 17, 2022 | Uncategorized
Every year, Ross Township budgets approximately $125,000 for manhole rehabilitation. The township’s wastewater system, like many across the nation, is composed of many old brick manholes that are beginning to degrade and become inefficient. Manhole infiltration is the...
