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Test of Strength - Pipeline rehabilitation passes strain gauge testing after seven years of service
In March 2010, an unusually configured culvert passing under Florida State Route 16 was rehabilitated with a solution called CentriPipe, utilizing PL-8000 fine aggregate composite concrete developed by AP/M Permaform.
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Alberta’s Ministry of Transportation Uses Trenchless Under Highway 2
Alberta’s Ministry of Transportation awarded the 2015 Award of Excellence for Construction Innovation to a pilot project that used CentriPipe to rehabilitate 40-year-old twin culverts located 25 km west of Athabasca on Highway 2.
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08

Catching up on Culvert Repair

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Catching up on Culvert Repair
Oregon Department of Transportation tests trenchless solution
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22

A tale of two Manhole Fixes

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A tale of two Manhole Fixes
Canadian Underground Infrastructure - May/June 2016 Failing manholes in Edmonton and tiny Yukon community treated with Permacast and Centripipe spray liners by AP/M Permaform BY ANGUS W. STOCKING
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22

NASSCO Report: Manholes

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NASSCO Report: Manholes
Trenchless Technology: Manholes Rehabilitation Case Study: Chicago -- Last Manhole Standing
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15

Managing Manhole Maintenance

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Managing Manhole Maintenance
Des Moines, Iowa, is a quiet, prosperous community of 203,000. But Iowa’s largest city has been severely tested by two major flood events in recent decades: The ‘Great Flood of 1993’ was the most devastating flood in U.S. history, according to the U.S. Geological Survey, and the Iowa Flood of 2008 was so devastating that it caused about $64 billion worth of damages and is referred to as, ‘Iowa’s Katrina.’
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Georgia Military Town Overcomes Stormwater Rehabilitation Challanges
Warner Robins, GA, is a military town named in honor of Brigadier General Augustine Warner Robins. The city is built around Robins Air Force Base, Georgia’s largest employer. Its military background has had consequences for the town’s infrastructure. Rapid wartime expansion meant that sewers and other assets were put in quickly, with relatively little planning or inspection. As a result, “We have a lot of older corrugated metal pipe [CMP] storm sewer, even under roads,” says stormwater ma...
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Trenchless storm sewer rehabilitation on Hilton Head Island
Hilton Head Island is a resort town off the coast of South Carolina. At 55.5 sq miles, it is a big island—second only to Long Island, N.Y., as the largest island on the East Coast. It also is big economically. Tourism brings in about $1.5 billion annually, and much of the island is covered in gated communities and golf courses. Infrastructure is a little haphazard because of rapid growth.
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Rehabilitating a city sewer system with centrifugally cast concrete pipe!
About 18 months ago, when he was just settling into his new job as Storm Water and Conservation Superintendent of Hays, Kan., Nicholas A. Willis decided to take a closer look at the storm water sewers underneath the picturesque brick streets in the city's center. He knew from records that the sewer was 48-in. arched corrugated metal pipe (CMP), and a little over 50 years old.
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14

Handling Wet, Emergency Conditions

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Handling Wet, Emergency Conditions
The intersection of Routes 9 and 440 with the Garden State Parkway is one of New Jersey's busiest and most vital cloverleaf complexes. Sinkholes began to appear there after Hurricane Irene in 2011.
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  • Manhole Rehab in Virginia - PERMACAST®

    The City of Hampton, Virginia, covers approximately 136 square miles in the Hampton Roads area. With a population of 150,000 people, Hampton is the home of the Langley Air Force Base and Space Center....
  • Managing Manhole Maintenance

    Des Moines, Iowa, is a quiet, prosperous community of 203,000. But Iowa’s largest city has been severely tested by two major flood events in recent decades: The ‘Great Flood of 1993’ was the most d...
  • Manholes Take Center Stage in Chicago

    $60 million project under way using advanced mortar for rehab work. Chicago began the project four years ago and is now rehabilitating thousands of manholes annually. With a population of approximatel...