Floor Wood Truss Design

Roof floor truss manual 7 31 08 10 43 am page 12.

Floor wood truss design.

Fink trusses were originally invented for the purpose of beefing up bridges but many contractors now use them to increase the strength of interior structures. Select your i joists floor lvl header or roof lvl headers. Basic lumber design values are f 2000 psi f 1100 psi f 2000 psi e 1 800 000 psi duration of load 1 00. This is the web of the truss.

Floor truss span chart each individual floor truss design is unique based on multiple variables. Simple truss solver as the name suggests is a free truss design calculator software. Launch designer ez build. Spacing of trusses are center to center in inches.

Mark the stud where it meets that corner. Overview building design truss design retaining wall design tall wall design requests. Truss specialists can design and manufacture wood roof trusses and wooden floor trusses to your specifications. To ship the proper trusses to fulfill our customers needs.

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. Floor trusses are able to span farther than dimensional lumber and even i joists. This reduces the need for interior bearing and provides space for hvac plumbing and electrical systems within the floor panels our custom designed floor truss systems reduce the amount of bounce that can be found in conventionally framed floor joist systems. Additionally having the mechanicals and ductwork hidden within the web openings of the floor truss allows for the easy installation of drywall to the bottom chord of the floor truss to finish off a ceiling.

Using floor trusses allows you to utilize eight foot basement walls as the ductwork is installed within the openings of the floor truss. In a fink truss the internal joists are arranged in a w shape ensuring even weight distribution from one end to the other. Geometry loading spacing bearing conditions etc. It comes with some predesigned projects including bridge 3 trusses with forces one truss tension vaulted parallel chord etc.

Set the 3 1 2 inch edge against the fence of the miter saw and cut the angle. Adjust the other end of the 2 by 4 by 96 inch piece so the top of it sits on the corner created by the lateral brace on the end of the truss and the 144 inch piece or chord of the truss. Maximum deflection is limited by l 360 or l 480 under live load. Build a fink truss to bolster a floor roof or deck.

It lets you draw a truss structure and calculate truss problem. You can modify these existing projects or start with a new one. Span tables below illustrate common combinations of the multiple variables available.