Manhole Risers

Missouri’s St. Louis County is adjacent to the St. Louis Metro area, and for most of its history the county was relatively rural and underpopulated,…
May 31, 2019
With a population of 66,000, St. Charles is Missouri’s ninth-largest city, and was the state’s capital from 1821 to 1826. “We have old and new areas…
April 05, 2019
Since 2006, adjustable manhole risers have been just right for a project detail that had previously been a bit of a hassle for E.T. Simonds…
July 05, 2018
The Manhole Safety Ramp from American Highway Products allows smooth, safe passage for motorists over manholes. Made of tough, durable, recycled…
June 26, 2018
Home to Birmingham, and more than 660,000 residents, Jefferson County is Alabama’s most populous county. The sewer network the county maintains …
May 31, 2018
Several years ago, the city of Milwaukee was experiencing issues with their cast-iron manhole risers installed throughout the area. “They’re usually…
April 13, 2018
Fairhope is a small city, just 15,000 residents, situated on the cliffs and shoreline of Mobile Bay in Alabama’s Gulf Coast. It can seem like…
July 06, 2017
In July 2000, the Illinois Department of Transportation (IDOT) sent a letter to Scott Fier, president of American Highway Products, approving the use…
June 01, 2017
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