In undertaking any rehabilitation project, the hope is that you and your crew won’t be back at that job site again anytime soon. That’s why it’s important to choose a solution that can withstand the test of time.

In the early winter of 2009, Cretex Specialty Products of Waukesha, Wisconsin, was looking for field test sites for a new product that was ready to be introduced to the underground construction market. That new product was the PRO-RING manhole and catch basin...