Mono Pitch Steel Roof Detail

A stiffness ratio between the column and rafter section of approximately 1 5.

Mono pitch steel roof detail.

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. Cape dutch gables are an. Estimating for roofs with hips and valleys tata steel has software to estimate and create the bill of materials for roofs with hips and valleys. Mono pitched roof construction is generally standalone roofs which imply that you don t need to attach them to any part of your roof.

The ridge runs the full length of the roof and the end walls gable walls run up to the underside of the roofing. Ceiling support framing and dwangs omitted for clarity. Mono meaning single and the slope is referred to as the pitch. The high back wall below the ridge of the monopitch roof must be braced to the full height of the wall not shown.

Length l rafter length including facia board r angle of pitch a and whether it is mono or duo pitch roof. Back then local lumberyards stocked mono slope ridge flashing that looked like oversized drip edge. Mono pitch roof features the mono pitch roof is always made out of one single roofing surface. One half inch slope is much better than 1 4 inch slope.

Roof plane bracing and roof space bracing as alternatives. Firstly the vent over fascia vent is fitted to the top of the fascia to allow calculated airflow of 25 000mm per linear metre into the roof cavity. Figure 1 monopitch roof with full height braced walls. Haunches in the rafters at the eaves and apex.

A roof pitch between 5 and 10 6 is commonly adopted a frame spacing between 6 and 8 m. Light gauge purlins and side rails. This kind of roofing is true to its name. Open frame metal buildings with batt insulation are the most common but create most waterproofing and installation challenges during the initial installation.

But instead of being installed before the roofing in the usual drip edge fashion mono slope flashing is installed with the roof leg on top of the roofing and the vertical leg extending down over the fascia. Another thing that will alter the cost of mono pitch roof is the material used for its construction like if you go for asphalt shingles the cost of construction will be less as compare to using metal sheets. Fascia board fascia board top plate. For mono pitched skillion roofs of any degree pitch vent recommends a passive ventilation system comprising a combination of two or three products.

Conventional structures with a steel deck with rigid installation under the metal roof provide the best results.