Steel Fink Roof Truss

A fink roof truss is traditionally the most commonly used truss type providing a simple adaptable and cost efficient roofing solution.

Steel fink roof truss.

Steel rods are used as tension members. Pre welded clips on 2 centers for wood or steel secondary framing. Interior of a barn with a fink truss with the characteristic w shape. A fink truss forms a w shape within the basic triangle of the roof formation in fact they re sometimes called w trusses.

Options to set the roof girders on wood post or concrete wall also available. These steel joints are needed to support the overall truss. Finally the truss calculator will compute the best dimensional method to connect the pieces of the truss with steel joints and a bridge. 12 50 a foot 12 40.

Calculate the tension and compression forces on each member given the load requirements below. Materials young s modulus or tensile modulus alt. It is usually built of wood completely or of wood combined with steel. Each truss is responsible for a 2 foot section through the roof as trusses are typically placed 24 apart and thus must carry 12 on either side.

Horizontal roof rafters. Click to add item 26 spreadweb residential roof truss 5 12 pitch 87 to the compare list. The roof load is transmitted entirely to support on the wallplates. A sl series truss is a single slope truss that includes steel girders and steel columns with clear span widths from 10 through 80 with available eave heights of 8 through 20.

The web members form a w to provide a high strength structure with good load carrying capacity. Roof live load 25 lb ft2 b. The more complex the truss framework is the greater quantity of these joints will be required. The same thing is true for the bridge of the truss.

Calculate all angles and lengths necessary to build the truss. Fink design trusses are used today for pedestrian bridges and as roof trusses in building construction in an inverted upside down form where the lower chord is present and a central upward projecting vertical member and attached diagonals provide the bases for roofing. Compare click to add item 26 spreadweb residential roof truss 5 12 pitch 87 to the compare list. All american made engineered agricultural gable trusses 4 12 pitch heavy duty 2 angled steel painted black.

All come with 16 overhang past post. The fink is a basic webbed truss design that provides the most economical roof solution. The king post truss is mainly adopted for short spans less than 6 m. 14 95 a foot 42 60.