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GREEN ROOF MAINTENANCE


PROJECT : World Wildlife Fund

  • 27,000 SF green roof on a remedial office building project
  • 5” growing medium with 54,000 sedum plugs
  • Green roof on main roof and all four penthouse roofs
  • Inverted roof membrane assembly (IRMA) roofing system
WWF 1
WWF 2 WWF 3





PROJECT : PNC Place

  • 17,000 SF green roof on new office building project
  • 10,500 SF sedum carpet on main roof and 6,500 SF of sedum plugs on penthouse roof
  • IRMA roofing system with 4” of growing medium
PNC 1
PNC 2 PNC 3





PROJECT : Wentworth House

  • 16,000 SF green roof at  new construction mixed-used project
  • Award winning green roof design created by landscape architect
  • IRMA roofing system with 4” of growing medium
North Bethesda Center 1
North Bethesda Center 2 North Bethesda Center 3





PROJECT : 901 K St NW

  • 12,000 SF green roof system on a remedial office building project
  • 24,000 mixed sedums in 4” growing medium over an IRMA roofing system
  • Green roofs on main roof, penthouse roof and two lower level terraces.
901 K Street, NW 1
901 K Street, NW 2 901 K Street, NW 3





PROJECT : 1401 North Adams, Arlington

  • 6,000 SF green roof system on a new construction project
  • 12,000 mixed sedums in 4” of growing medium
  • IRMA roofing system
1401 North Adams 1
1401 North Adams 2 1401 North Adams 3





PROJECT : 1200 First St NE

  • 13,500 SF sedum carpet green roof on a remedial office building project
  • IRMA roofing system with 4” of growing medium
  • Green roof system on main roof and 10th floor balcony roof
1200 First Street, NE 1
1200 First Street, NE 2 1200 First Street, NE 3





PROJECT : Dulles Westin

  • 22,000 SF green roof system on four different roof levels and entrance canopy
  • 44,000 mixed sedums in 4” of growing medium
  • IRMA roofing system
  • Trellis-style living walls adjacent to green roof
Westin Dulles1
Westin Dulles 2 Westin Dulles3





PROJECT : 1225 Connecticut Ave

  • 13,000 SF green roof system on remedial office building project
  • Green roof components built-up to simulate rolling hills and berms
  • IRMA  roofing system with 4” of growing medium and 26,000 mixed sedums
1225 Connecticut Avenue 1
1225 Connecticut Avenue 2 1225 Connecticut Avenue 3





PROJECT : Andrews Air Force Base ANGRC

  • 27,000 SF green roof system on multiple roof levels
  • Planted with sedum plugs and sedum clippings
  • IRMA roofing system with 4” of growing medium
ANGRC Andrews AFB 1
  ANGRC Andrews AFB 2





PROJECT : 1999 K St, NW

  • 9,000 SF green roof on a remedial office building project
  • 18,000 mixed sedum plugs on main roof and penthouse roof
  • IRMA roofing system with 4” of growing medium
1999 K Street, NW 1
1999 K Street, NW 2 1999 K Street, NW 3





PROJECT : The Macedonian

  • 3,000 SF green roof on a new residential construction project
  • Green roof modular system comprised of 10 different sedum varieties, which were fully grown with 95% coverage rate at the time of installation
  • Single-ply roofing membrane over tapered rigid insulation
The Macedonian 1
The Macedonian 2 The Macedonian 3





PROJECT : Anacostia Gateway

  • 14,500 SF green roof
  • IRMA roofing system with 4” growing medium
  • Single variety of sedum
Anacostia Gateway 1
Anacostia Gateway 2 Anacostia Gateway 3

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