Span Roofing Meaning

Normally a roof span is the same as the building width between the outer edges of the wall top plates.

Span roofing meaning.

Definition of roof span. Visit the roof framing page for more information on cutting roof rafters and visit the roof pitch calculator for determining rafter lengths based on rise and run. Unit rise is a is a snonym for slope or roof slope. Definition of roof slope.

Roof slope is the amount of change in height as a ration of horizontal distance traveled usually expressed as inches of rise per foot of horizontal run or cm of rise per m of horizontal run. Long span roofs can create flexible column free internal spaces and can reduce substructure costs and construction times. What does span roof mean. Definition of roof span.

Rather the span is based on the rafter s horizontal projection. 12 x 65 type 17 or 13 x 50 zip. The vertical change in height per unit of horizontal distance or run. Span roof definition is a common roof having two slopes and one ridge with eaves on both sides.

Long span roof designing buildings wiki share your construction industry knowledge. Normally a roof span is the same as the building width between the outer edges of the wall top plates. Information and translations of span roof in the most comprehensive dictionary definitions resource on the web. Span roofing can be used in continuous lengths when large support gaps are utilised meaning less sheets are ultimately used.

They are commonly found in a wide range of building types such as factories warehouses agricultural buildings. The span would be 11 5 3 4. 13 x 50 zip or 12 x 45 sds. This is the horizontal distance from the inside surface of the supporting wall to the inside surface of the ridge board.

For example a 3 12 roof has a unit rise of 3 of height increase or rise per. Span roof definition a roof having two slopes of equal breadth and pitch meeting at a common ridge. Long span roofs are generally defined as those that exceed 12 m in span.