North Light Roof Truss Details

A roof truss is supported by the exterior walls and span the width of the building.

North light roof truss details.

This roof consists of a series of trusses fixed to girders. North light truss north light trusses are traditionally used for short spans in industrial workshop type buildings. North light truss has a asymmetrical profile with a south facing slope at 17 or more to horizontal and the north facing slope at from 60 to vertical. They allow maximum benefit to be gained from natural lighting by the use of glazing on the steeper pitch which generally faces north or north east to reduce solar gain.

The short vertical side of the truss is glazed so that when the roof is used in the northern hemisphere the glazed portion faces north for the best light. North light roof truss north light roof truss spans upto 20m to 30m when the floor span exceeds 15m it is generally more economical to change from a simple truss arrangement to one employing wide span lattice girders which support trusses at right angles. 3 c to support the north light trusses and transfer the load to the end columns. The saw tooth north light roofing systems use parallel chord lattice girders fig.

Understanding north light truss in detail please subscribe and like if you find the material helpful feel free to comment if you want any information regardi. Components of roof truss. It can be used for spans from 20 30m. One of the oldest and economical methods of covering large areas is the north light.

This happens because it s cheaper to add a truss that has a wide larger set of lattice girders that include support trusses. Because of the steel pitch of the north facing slope the space inside the roof trusses of a north light roof is considerably greater than that of a. Prefabricated roof trusses are light weight and cost effective. The economical span to depth ratio of the parallel chord trusses is in the range of 12 to 24.

North light roof truss the north light roof truss is suitable for the larger spans that go over 20m and get up to 30m.