Our skills at work

The projects we’ve completed reflect the breadth of our capabilities and the depth of our creativity, and our clients keep bringing us their most unique and complex challenges.

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MGP Remediation

Con Edison

Manufactured gas holding tanks were once the marvels of a developing society hungry for gas energy, but now create overwhelming environmental challenges for the communities they once served. When Con Edison retired its manufactured gas plant in Astoria, Queens, they were faced with more than 8,000 tons of MGP waste that needed to be remediated. […]

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3rd Ave Bridge Sub Cable Survey

Con Edison

Con Edison needed to conduct a survey of 20 submarine cables, spanning five locations along the floor of the Harlem River. The cables were live and buried beneath more than 800 cubic yards of contaminated river mud at depths of more than 20 feet. Safely uncovering them for inspection required MVN to design and fabricate […]

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Pole Replacement

Con Edison

What might sound like a simple job—replacing some old transmission poles on Staten Island for Con Edison—was complicated by the fact that the poles were located in an environmentally sensitive area. The New York State Department of Environmental Conservation required the work to be performed without heavy equipment and with minimal disturbance of the surrounding […]

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