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Transit Operations Center
City of Raleigh, Raleigh, NC


The Raleigh Transit Operations Center is a six building campus on a 23-acre site. Buildings include a 27,300 square foot Administration Building, a 55,900 square foot Maintenance Building, a 7,000 square foot Wash Building, a 2-lane Fuel Fare Facility, and a Bus Shelter. Mechanical and plumbing systems design include a geothermal system utilizing water-source heat pumps and geothermal well fields, chilled beams, radiant heat floor systems, ultra-low flow water saving fixtures, and high-efficient equipment. It is the first integrated administration and maintenance facility of its kind in the nation to achieve LEED Platinum certification. Additional sustainable features include reflective roof membranes and light-colored concrete paving, natural light and occupancy sensors, and rainwater collection cisterns.


Plumbing & Mechanical Design

Coble Transportation Center, Piedmont Authority for Regional Transportation (PART)-Greensboro, NC


The Piedmont Authority for Regional Transportation (PART) developed a new Coble Transportation Center consisting of two buildings, public parking, bus bays and slips with canopy, a designated taxi area, passenger amenities, maintenance, and bus storage. This site includes outdoor plazas, outdoor vending, and landscaped areas. Site lighting and security cameras are included. The bus storage and maintenance facility is a building of approximately 17,000 SF with maintenance garages, staff and driver operators offices and specialized areas, bus storage, fueling station, and parts area. Engineered Designs, Inc. provided review of plans, specifications, and control sequences, determination of energy conservation measures to be incorporated, complete load calculations for the buildings, energy modeling.


Mechanical Engineering Consulting; Energy Consulting

Municipal Client List

City of Raleigh

City of Charlotte

City of Durham

City of Greensboro

City of Wilmington

City of Rocky Mount

City of Roanoke

Johnston County

Wake County

Lee County 

Durham County

Person County

Guilford County

Orange County

County of Spartanburg

Alamance County

Harnett County

Greene County

New Hanover County

Moore County

Town of Cary

Town of Chapel Hill

Town of Apex

Town of Morrisville


Ann And Jim Goodnight Museum Park Expansion, Museum of Art-Raleigh, NC


Engineered Designs, Inc. provided electrical engineering design and construction services to design the power, lighting, and security needs of the outdoor art park expansion. EDi's design of engineering systems provided includes control/operation/dimming systems of the park lighting, permanent yet flexible event power and lighting needs that seamlessly integrate with the park's aesthetic environment, security, audio, and video systems ensuring safety of park occupants, and future electrical infrastructure for anticipated art park projects. EDi engineering professionals worked in close coordination with lighting consultants, landscape architects, security personnel, and museum management to develop designs that meet the goals of the Museum of Art and provide solid infrastructure for current as well as future uses.


Electrical Engineering Design

Construction Administration

State Client List

NC Department of Cultural Resources

NC Department of Public Safety

NC Department of Administration

NC Department of Environmental Quality

NC Department of Transportation

NC Department of Health and Human Services

NC Division of Parks and Recreation

NC Department of Administration
Raleigh, NC, Greene Square Parking Deck


EDi provided design and construction administration services for a new, eight-level (two basement levels), parking structure located in downtown Raleigh to serve as a parking deck for government employees. The design was completed in conjunction with adjacent, multi-story museum/support office building. This project includes sustainable or green design components such as an internal rainwater collection system, infrastructure PV arrays, LED lighting design, and electric car stations.



Mechanical, Electrical, Plumbing, and Fire Protection Design

Construction Administration


Military Client List

US Army Fort Liberty, NC

Seymour Johnson Air Force Base, NC

Shaw Air Force Base, SC

US Army Ft. Moore, GA

US Army Ft. Eustis, VA

US Army Ft. Barfoot, VA

Moody Air Force Base, GA


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