Although flat roofs are cheaper to build than pitched roofs they have a shorter life span.
Flat roof eaves construction details.
Flat roof details and information relating to insulating a flat roof.
The modern flat roof.
Eaves form the overhang to distribute water clear of the walls.
Some observers suggest it s harder to replace a flat roof than a traditional pitched shingle roof because of the labor required to remove its layers especially on older flat roofs.
Eaves courses of tiles should be at same pitch as general tiling.
This could mean flat roofs may not raise the same red flags they used to.
Eaves with over fascia ventilation set top of fascia board at correct level and fit ventilator in accordance with manufacturers recommendations.
But now flat roofs often are constructed with fewer layers because of improved waterproofing technology.
They re simple in form and function and are a good example of the modernist principle of clean lines.
The following illustrations and text explain the common design details using eaves and verges that can occur on refurbishment and new work.
Modern architecture has traditionally been characterized by flat roofs flat roofs create long horizontal planes reminiscent of the broad horizon line seen often in nature.
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Before roof trusses the exposed rafter tails were an extension of the roof framing.
Application methods adhered flat roofs ballasted flat roofs.
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If a sprocketted.
However there is also an architectural purpose to them.
They also help to frame windows on upper stories.
Open eaves with roof rafters.
Open eaves with roof rafters right.
Open eaves with trusses.
That is their functional purpose.
Details both in 2d and 3d to give a clear understanding.
Back to flat roof construction.
Flat roof construction for residential.
I recently built a small outbuilding with a 6 in 12 pitch roof that offers a perfect example for showing the process i use to build eaves and rakes.
Additional construction details drawings.
An eave is the edge of the roof that overhangs the face of a wall and normally projects beyond the side of a building.
A roof is considered to be flat when it is of a slope of 1 5 o to the horizontal.
Start with the rafter tails the main component of any eaves detail is the rafter tail the part of the rafter that extends beyond the exterior wall.
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.
