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The Angola Wastewater Treatment Plant, located in Angola, IN, is a Class III facility designed for an average daily flow of 1.7 MGD. With a conventional activated sludge process, their plant consistently removes more than 95% of the biochemical oxygen demand, total...

Instead of digging a trench along the entire length of the sewer line that is to be replaced, removing it and then replacing it with a new pipe, trenchless sewer lining repair involves very little excavation that needs to be performed.  This means your township’s...

Chicora Borough Sewer Authority is located in Chicora, Pennsylvania, 40 miles north of Pittsburgh.  Chicora was incorporated as the borough of Millerstown in 1855, and the borough name was changed to Chicora in 1959. The municipal authority was incorporated in 1947. ...

As you know, the main purpose of a man-sized hole or “manhole”, was to allow workers to enter the sewer system.  Manholes have been in existence in the United States for over 200 years, with some still in service dating back to the pre-Civil War era. At that time,...

Bluffton, Indiana was nicknamed “The Parlor City” over a century ago because its paved streets (a new phenomenon at the time) made the city “as clean as your parlor.” Today, Bluffton is a vibrant community with a population of 10,384.  It opened a new sewage treatment...

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...

​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...

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...

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...

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...