Staad pro tutorials analysis design of steel truss type 1 day 32 if you have any problem on staad pro or need any help comment on the video or contact.
Wind load on roof truss staad.
Introduction truss is a pin jointed structure.
Load combination considered in design is as per table 4 is 800 2007 for lsm and as per cl.
The truss is analyzed for the dead load live load and wind loads.
Total weight of steel.
875 part i ii iii i.
The first two rows of areas are between x 0 ft and x 47 5 ft half the mean roof height h 2 which is the first zone to consider for wind pressure on roof per asce sei 7 16 chapter 27 directional procedure part 1.
John paul dela rosa 89 109 views.
3 4 2 1 is 800 1984 for wsm.
Two storey reinforced concrete design per nscp 2015 staad part 5 of 8 duration.
To study the industrial shed as per its drawing details in bentley staad pro v8i.
Permanent dead loads self weight of long span aluminium roofing sheet 0 55mm gauge thickness 0 019 kn m 2 weight of ceiling adopt 10mm insulation fibre board 0 077 kn m 2 weight of services 0 1 kn m 2 weight of purlin assume ch 150 x 75 x 18 kg m 18 x 3m 1 2 x 3 15.
Members are designed as per load combinations in wsm lsm.
Depending on the roofing material you have different dead load and live load as per code.
Howe truss stadd pro 2007 dead load live load wind load 1.
King and queen post truss pitched pratt truss pitched howe truss fan truss pitched fink truss trapezoidal truss etc.
Where snow loads and wind loads exist a pitch of 1 4 the span is found convenient.
Dead and roof live act in the negative global y direction and are applied to the slope length of a sloping roof.
Are used in roof trusses.
In trusses of low pitch there is the advantage of reduced wind pressure.
To assign wind loads to the roof areas select the two first rows of areas close to the west side windward for this load case.
Purlins are beams of light sections spanning between trusses carrying dead load of roof live load and wind load.
Large span roof truss dead load dl live load ll wind load wl staad pro v8i auto cad is 800 and is.
Also let us know if the load represents dead load roof live load snow load or wind load as this will affect the method of application.
Multiplying the tributary width of truss generally bay spacing of truss structure with the deal and live you get the linear load on truss.
In regions where snowfall is absent a pitch of 1 6 is reasonable.
Truss model is analyzed in staad pro.
