Anne Arundel County Watershed Restoration Contract – North

In 2014 Underwood & Associates, Inc. (U&A) was awarded the Anne Arundel County Watershed Restoration Contract – North to retrofit stormwater management facilities and provide restoration construction services in the northern half of Anne Arundel County. The contract is renewable for five years. In the first year of this contract we completed 14 separate stormwater […]
Read More

Linnean Gully

Washington D.C. BioHabitats Project This design/build was one of three projects constructed in Washington D.C. through the partnership of  District Department of the Environment (DDOE) and partially funded by the National Fish and Wildlife Foundation (NFWF). It is located at the terminus of Linnean Avenue in Soapstone Valley Park. Runoff from 18.46 acres traveled though […]
Read More

Maryland Therapeutic Riding Center

Crownsville, Maryland U&A has restored a one mile reach of an urban stream, retrofit stormwater ponds with impervious areas that exceeded 40% and removed a dam to restore streams and associated wetlands in a 13 square mile drainage area.  But one of the most challenging, yet immensely rewarding, project we successfully realized was a design […]
Read More

Linnean Park

Washington D.C. Biohabitats Collaboration Project The District Department of the Environment (DDOE) Watershed Protection Division (WPD) is using grant funds from the National Fish and Wildlife Foundation (NFWF) to install and monitor the performance of Regenerative Stormwater Conveyance systems (RSCs) in an ultra-urban watershed. DDOE has led coordination of the design and installation of two […]
Read More

Broadneck Road Stream & Wetlands Restoration

Annapolis, Md Broadneck is a design/build project that restored a  stream which drains from the stormwater ponds behind the Department of Public Works depot on Broadneck Road toward Blossom Tree Drive in Annapolis.  This project serves as a demonstration for managing stormwater systems at facilities built prior to current stormwater management regulations, to bring them […]
Read More

Arundel on the Bay

Anne Arundel County, MD This project, constructed by U&A over a seven week period beginning in November 2013, consists of a roadside bioretention system and a living shoreline in the Arundel on the Bay community. The South River Federation established clear goals for this project: water quality improvement and habitat creation within the project area. […]
Read More

Gray’s Luck

Pasadena, Maryland   This design project repaired a broken outfall by constructing an integrated stream and wetland design in order to reduce the velocities and peak flows to the outfall of Furnace branch. The plan shows the downstream portion to be revegetated with native plant species.    
Read More

Pope Branch

Washington, DC The Pope Branch Stream Restoration project required the restoration of 4,770 linear feet of a tributary to the Anacostia River that is divided into three sections by culverts under Minnesota Avenue SE and Branch Avenue SE, Washington, DC.  This project is the first stream restoration project for DC Water, which usually only undertakes […]
Read More

Kirwans Landing

Chester, MD   At the request of Queen Anne’s County DPW, U&A designed and constructed an RSC in the Kirwin’s Landing development. This stream restoration extends 220’ linear feet in a series of riffles and pools and resulted in .23 acres of wetland creation. This was the first Regenerative Design project constructed in Queen Anne’s […]
Read More

Lizard Hill

Bishopville, MD   This design/build project completed in 2011  had a number of goals including fish passage restoration to open 7 miles of stream to anadromous fish, stream restoration and floodplain reconnection of 5,500 linear ft of Buntings Branch, wetland creation of 19.25 acres of Atlantic White Cedar wetlands, reforestation of 6.4 acres of upland […]
Read More