Wagman Heavy Civil Project

MD 32 Dualization from Linden Church Road to I-70

  • Location

    Howard County, MD

  • Duration

    June 2019 - Summer 2022

  • Owner

    Maryland State Highway Administration

This $85M design-build project, awarded by the Maryland State Highway Administration, included construction of a four-lane divided highway for six miles, with two lanes in each direction. It also involved replacing three existing bridge structures and box and pipe culverts, paving of new roadways, rehabilitation to existing roadways, new traffic signage, utility relocations and stormwater management (SWM).

Construction on the project began in June 2019 and was complete summer 2022.

Key Challenges & Project Details

  • Project included 4,500 SF of stream relocation of multiple tributaries to the Middle Patuxent River, including the relocation of the river itself.
  • In-stream work was restricted from March 1 – May 31 due to stocked trout in the Middle Patuxent River.
  • A one-mile, permanent access road was built parallel to MD 32 for relocated utilities and to provide safer access for properties previously having a direct access driveway.
  • SWM included over 10 miles of roadside grass and bioswale facilities along with 15 SWM ponds.
  • Scheduling and coordination to minimized impacts to traveling public and Howard County school.
  • The project team reduced forest clearing from 116 acres to 74 acres.

Project Fun Facts

  • The original MD 32 was constructed in phases during the 1950's and 1960's.

Project Recognition

  • 2023 - Award of Merit, Infrastructure - DBIA-Mid Atlantic

  • 2023 - Excellence in Construction, Transportation Greater than $15M - Construction Management Association of America (CMAA) - Baltimore

  • 2023 - National Recognition Award, Engineering Excellence - American Council of Engineering Companies (ACEC)

  • 2023 - Partnering, Project Over $10 Million - Maryland Quality Initiative (MdQI)

  • 2022 - Excellence in Paving - Maryland Asphalt Association