SuperSeal

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Precast concrete box culverts are essentially the Legos of the construction world. You have a set number of pieces, and if they’re gasketed on arrival, there is no extra work except simply putting them together. They slide into place one-by-one and you’re good to go.

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Deciding on precast box culverts for your next project is just the first step in the decision-making process. Here’s a breakdown of the different choices in joints and sealants, fastening devices, and testing procedures, among other considerations for your application.

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George R. Roberts Precast Co. of Alfred, ME was awarded a large oil-grit separator project in Waltham, MA. The purpose of the venture was to filter the oil and grit from the stormwater running off of a new BJ’s Warehouse parking lot. To produce a structure large enough to accommodate the potential runoff, Roberts connected five 8’ by 10’ box culvert sections end-to-end to make one continuous tank.

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