Span Mono Pitch Roof Truss Design

These types of trusses are often used to create multilevel roof lines or construct additions to an existing building.

Span mono pitch roof truss design.

Overview building design truss design retaining wall design tall wall design requests. Mono pitched roof construction is generally standalone roofs which imply that you don t need to attach them to any part of your roof. While pitch and slope are used interchangeably they are not the same span also known as gable width this is based on the total footprint of the house and refers to the distance between two exterior walls. The bearing of mono pitched trusses into shoes should be in accordance with table 1 unless designed by an engineer in accordance with technical requirement r5.

8 80 as shown above means that a span in excess of 80 0 is possible. A mono truss is a one sloped truss that forms a right angle triangle. The roof pitch will be 5 12 with a cathedral ceiling at a 2 5 12 slope. Scissors provides a cathedral or vaulted ceiling.

The overhang will be 2 around the whole house the trusses on the ends of the house will be drop top gable trusses. Mono used where the roof is required to slope only in one direction. Hipped roofs constructed with trussed rafters typically require a series of diminishing mono pitched trusses supported by a girder truss. Custom trusses up to 100 span.

It s often used for sheds garages or extension of an existing roof. Mono pitch roof features the mono pitch roof is always made out of one single roofing surface. This kind of roofing is true to its name. Pitch this is the incline of the roof expressed as a fraction.

Common truss configurations for the most widely designed roof shapes. A mono truss roof allows for more sunlight and visual space proper drainage and relatively cheaper. 9 scissor trusses designed with a bottom chord pitch equal to half of the top chord pitch i e. A 6 12 top chord pitch scissor truss will have a 3 12 bottom chord pitch.

Refer to trussteel technical bulletin tb991102 and a trussteel engineer regarding these spans. Mono and vaulted mono trusses are only sloped in one direction. Also in pairs with their high ends abutting on extremely long spans with a support underneath the high end. Mono meaning single and the slope is referred to as the pitch.