The aim in highway drainage is to prevent on-site water standing on the surface and convey the off-site storm runoff from one side of the roadway to the other. To accomplish the off-site drainage ...

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Stream crossings—culverts and bridges—are critical infrastructure for field and farm access. But if undersized or poorly installed, they can be a problem because they impede or block fish passage to ...

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Part of Portsmouth Street in Concord is closed as work continues on a bridge across from the lot of the Society of N.H. Forests. Credit: GEOFF FORESTER / Monitor staff The City Beat is a free Monday ...

When it rains, it pours – and for cities and urban areas, that means dealing with the challenge of managing stormwater effectively. One solution that might not immediately come to mind but is ...

Much of the nation's stormwater drainage systems are old and undersized, designed for a climate that no longer exists.

The Town of Amherst received a $296,000 Municipal Vulnerability Preparedness Action Grant to fund design and permitting work for replacing two failing culverts in the Fort River Watershed.

Fish need to move to find food, escape predators and reach suitable habitat for reproduction. Too often, however, human activities get in the way. Dams, weirs and culverts (the tunnels and drains ...

In the early 1900s, Hardy Creek was throttled by BNSF Railway, the United States’ largest freight railroad network. When the company built its Columbia River line, engineers routed Hardy Creek under ...