At a range of Salt Marsh Integrity Areas (SMIAs) along the East Coast, the US Fish and Wildlife Service studies storm and climate change impacts to coastal wetlands using elevation data as one metric. Following Hurricane Sandy, FWS identified 10 locations that required additional survey control benchmarks. D&K inventoried and visited each site, performed geodetic…
The City of Bangor conducts operations in a 100+-year-old former US Courthouse and Post Office building, which includes approximately 45,000 SF of space. Over a two-year period, the City invested approximately $10M to renovate this historic city hall. Renovations to the first floor included flexible workspaces, replacement/upgrade of the HVAC system, a new elevator, and…
The Perkins Cove Seawall consists of a 650-ft-long timber wall constructed in 1950, later supplemented with Class VII stone blocks placed in front of the timbers (seaside). A 30-ft section of the seawall failed as a result of an ocean storm. The town sought FEMA assistance to make emergency repairs. D&K’s civil, structural, and geotechnical…
MaineDOT sought to enlarge and improve a stream crossing in conjunction with a highway widening and resurfacing project. Under a MaineDOT General Consultant Agreement, D&K designed a new buried, precast concrete box structure with bed retention sills to aid aquatic organism passage and comply with Maine Department of Environmental Protection crossing rules. The interior dimensions…
Craig Brook NFH is one of over 70 federal hatcheries in the country operated by the U.S. Fish and Wildlife Service. Opened in 1871, it ranks as the oldest salmon hatchery in the country and was established for the production of Atlantic Salmon to supplement natural propagation and augment the annual runs along the Atlantic…
To serve existing users and a projected increase in operations, the Machias Valley Airport needed to upgrade its fuel farm. Under an on-call contract for airport engineering, D&K worked with the airport to design and support the construction of an AVGAS/100LL fuel farm, including a supplemental survey, structural considerations for a concrete slab to support…
Since the Base Realignment and Closure program’s closure of the air force base, Loring International Airport has been operating as a private airport (publicly accessible with prior permission to land). Current operations include military training; general aviation; emergency response support; vertical launch to low orbit; hypersonic testing; maintenance, repair, and overhaul (MRO) services; and operational…
Under a multi-year contract and an expedited schedule, DuBois & King provided guidance on planning, technical, environmental, and regulatory issues. Projects under this contract included a Capital Improvement Plan update, technical master plan update, runway extension, hangar area development, terminal apron expansion, Environmental Assessment, construction of a full parallel taxiway, snow removal equipment acquisition, a…
The State of Maine identified the Machias Valley Airport as the second highest priority airport to connect remote regions of the state with critical medical services. The existing runway is only 2,880 feet long, which is insufficient for LifeFlight of Maine’s King-Air 200 air ambulance. D&K recently completed a Master Plan update and conducted a…