Storm

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Conversations regarding joint gaps in concrete pipe are a necessity for a number of reasons, but the allowable size of that gap varies depending on the state and specification within which you are working.

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Municipalities have traditionally used open cut techniques to install pipes underground. Because it requires digging along the length of the pipeline, the method can be tricky to set up in specific environments. What happens when you have traffic congestion near the installation area? What if you’re working in a heavily used space in the public right-of-way, or if you want to avoid extensive damage to street pavement?

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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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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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Large, high-profile upgrades to sanitary systems often focus on the pipe-to-pipe connections while sometimes neglecting the connections between a pipe and a manhole (maintenance hole). Pipe-to-manhole connections, while absolutely vital in a sanitary sewer system, are quite important in a stormwater system.

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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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