Spring 2013 Back Issue

Description

Properly Sizing Sump Pumps
By Duane Friend
Sump pumps are the heart of most drainage systems, and they must be properly matched to soil conditions, pit size and other factors to eliminate short-cycling while still providing enough capacity for peak events.

Commercial Applications for Carbon Fiber:
This space-age structural repair material is moving beyond basement repair into parking garages, high rises, and other commercial spaces.

Curtain Grouting in Residential Applications
By Melissa Morton
Injecting polyurethane grout through below-grade walls to stop active water leaks is common in commercial work. But the technique has applications in the residential sector as well.

PVC Membranes for Flat Roofs
By Tony Matter
As the original single-ply roof membrane, PVC has a long and proven history. It’s still the roofing membrane of choice for many flat roof projects.

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