On re roofing projects where the condition of the old decking is in question or where existing shingles will be left in place new.
Roof ridge detail.
A structural ridge beam is a horizontal beam placed at the peak or ridge of a roof and is designed to carry much of the live and dead loads or weight of the roof structure by itself.
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The loads on the ridge beam are carried by vertical posts at the beam ends down through the building structural walls to the building foundation.
34 alternate vented ridge base guard.
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Two alternative methods of detailing a ridge are shown.
Both can be used at a gable ridge and or a sloping hip ridge.
In alternative 1 a continuous copper cap is used to secure standing seams along the ridge.
The standing seams are laid over a minimum of 6 from the ridge.
Download cad file download cad file.
33 ridge peak non vented vented ridge.
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The ridge cap is loose locked into the upper edges of the roofing pans allowing for expansion and contraction.
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See the benefits of hip and ridge cap shingles a new roof is more than just shingles.
Refer to the details.
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.
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Cor mtl7e 3 purlin vent floating ridge detail 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.
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Include roof pitch roof geometry slope length and climatic factors such as heavy snowfall or rainfall.
Whenever possible begin trim installation at the downwind end of the roof farthest away from the source of prevailing winds to al low flashing laps to face away from wind driven rain.
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In simple language the ridge of a roof is the peak where two opposing roof planes meet.
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.
