open web floor truss span chart

Live LoadAny temporary applied load to a floor truss chord. Typically roof live load is.

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Mechanicals are installed quickly through the open webs without notching or furring.

. Total loadPSF Duration factor Live loadPSF Roof type 55 115 40 snow shingle 55 115 30 snow tile 47 30 snow 40 20 snow 125 20. No more custom-made floor trusses. 72 5-0 Mi ni m u m Girder Floor Truss Floor Truss Jacks A A Bearing Wall Girder Floor Truss Floor Truss Jacks Bearing Wall Cantilevered Floor Truss Two 2x Rim Joists 24 Max.

1 b t c. Dead load deflection is limited to L360 and total load deflection is limited to L240. The maximum span is measured oc.

LD RatioThe ratio of the truss span L to its depth D both dimensions in inches. Alpine truss designs are engineered to meet specific span configuration and load conditions. Top Chord Dead Load 10 psf.

The versatility of the TrimJoist is unmatched by any other pre-engineered wood joist product. Span chart for stiffnessbounce maximum spans below 42 top bottom chords webs lltclive load top chord people furniture 40 dltcdead load top chord flooring material 10 llbclive load bottom chord storage 0 dlbcdead load bottom chord ceiling material 5 total 55 psf span chart for l360. Center Line Chase 24 max.

Connected at right angles to a chord or web member of a truss. Floor trusses can span farther between bearing points than I-joists allowing for larger open rooms. FLOOR TRUSSESFraming with Double truss.

Live load deflection is limited to L360. FLOOR TRUSSES Span Tables for. Bottom Chord Dead Load 5 psf.

GATOR JOIST through its unique design offers the value and proven performance demanded from professional builders and discriminating home owners. The shapes and spans shown here represent only a fraction of the millions of designs produced by Alpine engineers. 1 Spans Shown in charts are in feet.

As the name TrimJoist indicates our product can be trimmed on the construction site for a custom fit. Openings are to be located in the center of the span max opening width is 24 inches 7. Two of the most common web patterns for floor trusses.

Spacing of trusses are center to center in inches. Floor trusses have built-in openings which can be used to install HVAC ductwork plumbing lines and electrical wiring. Electricians AC contractors and plumbers are off the.

The minimum bearing length is 1 ½ spans values in bold indicate that web stiffeners are required at the OSB end panel. Other floor and roof loading conditions a variety of species and other lumber grades are available. The open-web nature of the TrimJoist is ideal for plumbing electrical Find out more about load opening charts and requirements for the TrimJoist floor truss system.

To Floor Truss Span Section AA - Floor Truss Jacks Floor Joist Scab Cantilever Floor Cantilevered Perpendicular and Parallel to Floor Truss Span Strongback Lateral Supports 24 Max. This also reduces the need and cost for extra bearing posts beams and footings. Trusses must be designed for any special loading such as concentrated loads.

Specifying Economical Trusses 4 Open-Web Truss Descriptions 5 Load Tables 611 Truss Details 1223 Wind or Seismic Connections 2426 Red-S Red-M and Red-H Truss Cap Plate Applications 27 Bridging 28 Allowable Duct Sizes 29 Installation Bracing 3031 Long Span Installation 32 Material Weights 33 Snowdrift Loading 34. 7 rows Span Tables. GATOR JOIST is a unique combination of a trimmable insert with an engineered open web floor truss bringing the advantages of two products into one.

Live Load L480 Total Load L360 5. Of bearings and is based on uniformly loaded joists. Truss Spacing 12 16 192 24 12 16 192 24 Depth 12 14 13 12 11 17 16 14 13 14 16 14 14 13 20 18 17 15 16 18 16 15 14 22 20 19 17 18 20 18 17 15 25 22 21 19 20 22 19 18 16 27 24 22 21 22 23 21 20 18 29 26 24 22 24 25 22 21 18 31 28 26 24 General Notes.

Top and Bottom Chords braced by structural sheathing 6. TCDL 10 psf and BCDL 5 psf 3. Level ReturnA lumber filler placed horizontally from the end of an overhang to the outside wall to form a soffit.

TCLL Top chord Floor Live Load 2. TrimJoist is the marriage of an open-web floor truss and a trimmable wooden I-joist bringing the best features of each to the relationship. Spans shown are in feet 4.

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