To increase the area of conserved wildlife habitat and provide public access to new Wildlife Management Areas (WMAs), the New Hampshire Fish & Game Department purchased two parcels in southwest New Hampshire. D&K completed a boundary survey for the new area. Our survey crew brushed the property area, blazed boundary lines, painted over blazing, witnessed…
The Baker River Site 8 dam is a 1,462-ft-long by 63-ft-high dam with a maximum storage capacity of 4,750 acre-ft and is fed by a 15.58-sq.-mi. drainage area. The dam uses a vegetated auxiliary spillway to pass high flows, and the main spillway system consists of a concrete riser and a small stilling basin. Constructed…
D&K provided engineering services for a new $17.5M LEED-Gold-certified five-story residence hall that houses up to 283 students, serving as a benchmark for new construction and renovation projects on campus. D&K provided civil/site design, permitting, topographic and boundary surveys, utilities, and cost estimates. Site improvements included grading, stormwater management system, access road/parking, pavement marking/signage, ADA…
To support continued and upgraded use of its site for light industrial purposes, Chroma Tech needed to stabilize an adjacent slope. The aim of the project was to improve site stability and minimize erosion and stormwater pollution directly behind the facility. D&K evaluated the site and worked with regulators, the client, and a grant funding…
The Town of Enfield sought to develop a Non-Native Invasive Species Management Plan to control the non-native, invasive, terrestrial and aquatic plant species in the area. The objectives of the project included the maintenance of ecological integrity in Enfield and public education and outreach across New Hampshire. D&K developed field inventory methods and maps to…
The Town of Raymond sought services to map and evaluate wetlands for groundwater protection and water-quality functions. D&K identified 17 priority wetlands and used the 2015 “Method for Inventorying and Evaluating Freshwater Wetlands in New Hampshire” for flood storage, groundwater, and sediment trapping functions.
The US Forest Service sought to expand their supervisor’s office and relocate from downtown Rutland to be closer to forest resources in the Green Mountain National Forest. Under successive contracts, D&K worked with the Forest Service, regulators, and other stakeholders to develop site design concepts, survey the area, identify natural resources, secure permitting, and provide…
The City of Essex Junction needed to meet the town’s phosphorous TMDL requirements by designing a subsurface gravel wetland, as proposed by the Indian Brook Flow Restoration Plan. D&K designed a gravel wetland to treat the stormwater discharge from a watershed associated with three homeowners’ associations (HOAs), roadways, and sidewalks. Our project team coordinated with…
D&K provided mechanical, electrical, structural, landscape architecture, and civil design and retro-commissioning services for modifications of nine state facilities, converting from district steam to various types of local heating systems. D&K designed a new steam boiler plant—located remotely from the buildings it served—for the New Hampshire State House and two other State buildings. The project…