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Filed Under
American Highway Products, Ltd.
Manhole Rehabilitation
SpectraShield Liner Systems
Grouting
De Neef Construction Chemicals, Inc.
Epoxytec
Coating
RapidView IBAK North America
Manhole Inspection
Sprayroq, Inc.
Poly-Triplex Technologies, Inc.
WBE Dorcas, Inc.
Manhole Insert
Pump Station
Inflow and Infiltration (I&I)
Catch Basin
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Expandable rings raise manholesto grade
Problem
The City of Winston-Salem, N.C., annually raises about 100 manholes to grade. “The risers were somewhat difficult to install because they had setscrews, didn’t seat well, and the lids sometimes rattled and popped out,” says...
