Walter Reed National Military Medical Center


  • The project called for work on an eight-story, occupied Naval hospital with complicated roof systems, including 26 different roof levels and various system types.
  • The scope of work required a full roof tear and replacement, with particular sensitivity to noise, logistics and odors


  • High-profile facility with strict security protocols.
  • Intricate operation and sensitive clientele, with roof sections over active 24/7 operating rooms, PTSD wings, and cat-walks over vehicular and pedestrian entrances, as well as the presidential suite adjacent at the level roof.
  • Tight time frame scheduled through the winter, leading to temperature restrictions and other weather-related challenges.
  • The site provides medical services to the most senior military and senior government officials, the project was being performed through administration change, which created a consistently changing rule set and increase operational load of the hospital.
  • Work performed through the pandemic, forcing the Company to navigate COVID protocols in a delicate environment.


  • Through careful operational planning and resource allocation, Patuxent staffed the project with twice the field resources as a typical project of this size and scope. Additional all project staff had significant experience on secure healthcare facilities.
  • The Company’s project management team proactively navigated potential issues while building an excellent relationship with Navy project management and adhering to safety and security protocols.
  • Patuxent successfully completed the project on budget, on time, and earned high recommendations from the Navy Facility and Project Staff.

Key Statistics

  • Roof System – 3 Ply Cold Process Modified Bitumen over R-30 Tapered Polyiso Insulation
  • Size – 180,000 sqft
  • Roof Levels – 26
  • Contract Value – $5,600,000
  • Contract Value – $5,600,000
  • Contract Duration – 150 Days

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