Wood Floor Truss Span Chart

Span calculator for wood joists and rafters also available for the android os.

Wood floor truss span chart. Are there any typical wood truss span tables for roofs and floors available. Bottom chord dead load 5 psf. Also available for the android os. Clear spans shown on this chart are presented under the following conditions.

Span tables below illustrate common combinations of the multiple variables available. This reduces the need for interior bearing and provides space for hvac plumbing and electrical systems within the floor panels. 4 spans are clear distance between supports for uniformly loaded. Cold air returns can be eliminated.

1 bearing size varies and is determined by loading conditions truss span and truss spacing. You can use sbca s span charts to roughly determine truss sizes available. 3 assumes composite action with a single layer of 3 4 wood sheathing glued and nailed or screwed. Geometry loading spacing bearing conditions etc.

Tcll 40 psf tcll 80 psf tcll 125 psf truss spacing truss spacing truss spacing 12 16 19 2 24 12 16 19 2 24 12 16 19 2 24 epth 12 26 25 22 20. Spacing of trusses are center to center in inches. Roof truss span tables alpine engineered products 15 top chord 2x4 2x6 2x6 2x4 2x6 2x6 2x4 2x6 2x6 2x4 2x6 2x6 bottom chord 2x4 2x4 2x6 2x4 2x4 2x6 2x4 2x4 2x6 2x4 2x4 2x6 2 12 24 24 33 27 27 37 31 31 43 33 33 46 2 5 12 29 29 39 33 33 45 37 38 52 39 40 55 3 12 34 34 46 37 39 53 40 44 60 43 46 64 3 5 12 39 39 53 41 44 61 44 50 65 47 52 70 4 12 41 43 59 43 49 64 46 56 69 49 57 74 5 12 44 52 67. Spaced 24 oc multiple depths.

Our custom designed floor truss systems reduce the amount of bounce that can be found in conventionally framed floor joist. Top chord dead load 10 psf. Dimensional lumber floor joists 2 x 8 2 x 10 and 2 x 12 construction lumber was the popular choice for floor joists before floor trusses and i joists were developed. Floor trusses wood floor trusses are environmentally compatible.

Reduce field material losses. Custom designed for your project. Included are a series of representative roof truss span tables that will give you an idea of the truss spans available for a particular. Pick up interior point loads.

Floor trusses are able to span farther than dimensional lumber and even i joists. Maximum deflection is limited by l 360 or l 480 under live load. Standard framing details for use in preliminary design. Louis missouri mitek industries inc.

Faster construction saves money. 2 strongback bracing is not considered. Floor truss span chart each individual floor truss design is unique based on multiple variables. Though construction lumber cannot span as far as floor trusses or i joists it is readily available and when used within its strength capabilities construction lumber will produce a solid feeling floor system.

Mitek products services headquartered in st. Truss span tables and details. 3 5 width surface to glue and nail to. Is the leading supplier of connector plates truss manufacturing equipment design software and engineering services for the worldwide component industry.