Residential Roof Deck Details

The deck construction including guards and handrails are standard wood construction.

Residential roof deck details.

Joist span non ledger deck. The overall deck length shall be equal to or less than the overall deck width. Figures 1 or 2 page 4. The proposed deck is for residential use only and is unenclosed with no roof.

Prescriptive residential wood deck construction guide 5 american wood council figure 1b. A copy of this document must be on the job site and available during each required inspection. Decks shall not be constructed on septic systems and ensure. Epdm is the best choice for most rooftop decks.

No hot tubs pergolas gazebos trellis or other roof structures are supported by the deck. Prescriptive residential wood deck construction guide 5 american wood council figure 1b. Construction cannot deviate from the details herein unless prior approval is obtained by the county. Montgomery county residential deck details page 2 4 20 2020 1.

Beam size assembly requirements deck beam spans shall be in accordance with table 3 and can extend past the post face up to l b 4 as shown in figure 3. Joist span joists attached at house and to side of beam. Joist span joists attached at house and to side of beam. Download free high quality cad drawings blocks and details of roof and deck insulation organized by masterformat.

Typical deck details based on the 2015 virginia residential code the design details in this document apply to residential single level decks only. Beam size assembly requirements deck beam spans shall be in accordance with table 3 and can extend past the post face up to lb 4 as shown in figure 3. We include walk on roof surfaces roofing membrane to use below a rooftop deck and construction of rooftop deck railings and posts. This document can be used in lieu of construction plans and it applies to single level single span rectangular decks only.

Cad details document name pdf dwg download all cad construction details 37 1 mb 3 4 mb mc01 identification of roof areas 694 kb 167 kb mc01a single layer underlayment 678 kb 302 kb mc01b double layer underlayment 711 kb 322 kb mc02 vent pipe flashing 626 kb 349 kb mc03 valley. Careful detailing of membrane roofs at corners doorways and penetrations is critical for long term performance. Rooftop decks walk on roofs. The roof deck surface should sloped away from the house a minimum 1 8 inch per foot so the water will.

Photo by dave holbrook.