Illig Dairy Farm needed to replace an undersized earthen manure pit with a new concrete waste storage facility. D&K advanced the design and engineering, prepared plans and specifications, and observed the construction of a structure with an access ramp and a manure transfer channel.
The Conan Eaton/Auburn Star Farm is located in a significant bendway (oxbow) along the Connecticut River. The preexisting waste storage facility (WSF) was an unlined, open manure pit located on the southern side of the farm within several hundred feet of the river. The existing WSF had inadequate volume to support operations and the number…
DuBois & King has served as MVM’s planning and engineering consultant since 2020. In this time, our team has worked closely with the airport and the FAA to update the airport’s master plan and provide planning, design, and construction phase services for a new fuel farm and taxiway. The State of Maine identified the Machias…
Located within 25 miles of Boston, the Norwood Memorial Airport is a general aviation airport and a reliever airport for Boston-Logan, with a considerable amount of helicopter traffic. One of the airport’s challenges is that it is situated within an Area of Critical Environmental Concern (ACEC) and within a 100-year flood plain, surrounded by wetlands,…
As the airport engineer at PYM for about 40 years, D&K continues to provide planning, design, and construction phase services for a range of airport projects. Projects have included taxiway and ramp reconstruction, runway extensions, utility improvements, fuel farm improvements, cost estimating, FAA coordination, grant application preparation, lighting addition and conversion, planning, security, and environmental…
The Burlington International Airport (BTV) planned for expansions that impacted nearby wetlands, including 4.9 acres of degraded upland habitat and 12.5 acres of degraded wetland habitat. To support the expansions, D&K designed a wetland mitigation site, collected a topographic survey for 49 acres, provided construction stakeout, and conducted post-project monitoring.
Spanning 12 ft across Bela Brook, a hydraulically inadequate metal arch culvert had begun to rust and had a history of scour damage. The Town of Bow chose to replace the structure, which had been replaced on the NHDOT Redlist. Our team designed a structure that increased the crossing’s hydraulic capacity by lengthening the span…