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- See plan dimensions for rough openings
- See sections for vertical rough opening dimensions
- All dimensions must be verified in field
- See details for structural ties and nailing schedule
- “T” indicates location of tempered glazing
- Exterior materials as shown are required per city of Portland zoning and must not deviate in appearance from these elevations without approval
- Trusses have not been reviewed and will require an additional cost
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Specification Legend |
Base: |
Indicates baseline specifications, lowest cost impact and represents minimum code requirements by the City of Portland |
Green: |
Indicates option for sustainable practices may have cost impact |
Upgrade: |
In addition to environmental stewardship, this option indicates a higher level of finish cost and stewardship |
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| Roof structure 2 Options |
Base: |
Engineered scissor trusses at 24” O.C. Fill void with insulation (see insulation options) |
Base: |
Custom exposed wood trusses with “SIPS” roof system
See structural drawings for roof structure upgrade |
| Roof material |
Base: |
30-year composition roofing over 30 lb. building paper |
Green: |
Light colored 40-year composition roofing over 30-lb building paper
Provided “ algae block” recycled content |
Upgrade: |
- Architectural shingles” 40 year composition roofing over 30-lb building paper
- Terne coated stainless steel standing seam metal roof
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Note: |
Stamped engineered truss details are required to be submitted and reviewed prior to the construction of the roof. |
| Insulation |
Base: |
Fiberglass Batt insulation at walls and at floor |
Green: |
2” spray-in urethane with BATTS in vault cavities, formaldehyde free |
Upgrade: |
Blown in walls, cellulose, bibs |
| Windows and Doors |
Base: |
Vinyl windows with low “E” coating “U” value = .40 (code minimum) |
Green: |
- Fiber glass frame windows with low “E” coating, “U” value = .35 or less
- Windows with solar heat gain coefficient (SHGC) =. 40 or less
- Provide insulated core exterior doors
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Upgrade: |
All wood or aluminum clad wood windows with low “ E” coating, “U” value =. 35 |
| Exterior Cladding Material |
Base: |
Cementitious or wood siding and trim, 6'' T&G with 3'' lap profile, no texture over 20 lb. building paper. Trim material to be 2x6 nominal |
Green: |
Cementitious siding, 6’’ T&G with 3’’ lap profile, no texture over siding infiltration barrier building wrap, recycled content, see details flashing |
Upgrade: |
Cementitious siding, 6’’ T&G with 3’’ lap profile, no texture over 20 lb. building paper, trim material to be 2x6 nominal |
| Lumber and Wood Products: |
Base: |
Standard lumber and wood composites |
Green: |
FSC certified lumber for framing members and sheathing |
| Foundations: |
Base: |
Concrete, see structural |
Green: |
Concrete w/ 25% fly ash, non-toxic form, release reusable forms |
Upgrade: |
Concrete w/ 10% fly ash |
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