Flat Roof Ridge Detail

Underneath the basics flat roofs are usually constructed with a ceiling nailed to joists which support a deck usually wood in residential construction a vapor barrier insulation and a roof board.

Flat roof ridge detail.

Roofs tend to be either pitched or flat and typically in residential construction timber is the most common material used. 100 dan road canton ma 02021 phone 1 800 451 2504 sales 1 800 576 2358. Pac ss ridge vent slope to high wall spec sheet download. Chapter 9 10 wood.

Deck w iso details. In simple language the ridge of a roof is the peak where two opposing roof planes meet. Roof detail ridge figure 9 5. Pac ss ridge vent slope to slope shingled.

Detailing for performance full felt sheet under metal note. In alternative 1 a continuous copper cap is used to secure standing seams along the ridge. Two alternative methods of detailing a ridge are shown. Getting a little more technical the national roofing contractors association defines the ridge as the highest point on a roof represented by a horizontal line where two roof areas intersect running the length of the area.

Both can be used at a gable ridge and or a sloping hip ridge. The ridge cap is loose locked into the upper edges of the roofing pans allowing for expansion and contraction. 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. Chapter 9 8 wood.

Pac ss ridge vent slope to flat roof spec sheet download. The detail drawings are grouped by details and can be downloaded below in dwg or pdf format. Hold your cursor over the file name to view when a drawing was last updated. Introduction to flat roof details the roof is a key element of the building structure providing protection from the elements and has a vital role in reducing heat loss from the building.

Detailing for performance built up membrane redwood or treated fasci metal flashing option built up roof detail eave figure 9 7. Cor mtl7f 3 purlin vent shed roof detail cor mtl7g 3 purlin vent wood frame detail cor mtl7h 3 purlin vent structural steel detail cor mtl8 metal roof framing w wood deck and ridge vent cor mtl9 metal framing w s 400 soffit vent cor sp1 spacer for metal roofing over asphalt shingles composition shingle detail drawings cor comp2. The standing seams are laid over a minimum of 6 from the ridge. Firestone has developed cad drawings of its tpo installation details to assist roofing professionals with the specification of firestone tpo roofing systems.