Roof Outrigger Definition

Unlike davits an outrigger reacts its operating moment load as at least 2 opposing vertical components acting into 2 or more distinct roof points and or attachments.

Roof outrigger definition.

The outrigger is part of the house usually incorperating the kichen area that comes out at 90 degrees to the main building. There have been many reported casesduring windstorms where roofs have peeled off after damage initiating at the gable verges. Blocking in between outriggers on top of gable top chord. Usually a smaller member nailed to a larger rafter to form a cornice or roof overhang.

Verge overhangs are the areas of a timber framed roof that are most vulnerable to wind damage so it s important to get them right. Outrigger means a device used singly or in pairs for suspending a working platform from work storage and rigging locations on the building being serviced. Outrigger definition a framework extended outboard from the side of a boat especially as in south pacific canoes supporting a float that gives stability. The roof will have a valley where it meets the main house if you had a birds eye view of your house it would be l shaped.

Outriggers are typically horizontal structures usually trusses or reinforced concrete walls inserted into buildings at various levels to tie the concrete core to the outer or perimeter structural framework. An extension of a rafter beyond the wall line. Parts of a roof the main structural parts of a roof are ceiling joists ridge board jack rafter hip rafter common rafters creeper rafters raking plates out riggers and noggings or last rafter overhang. They do this by creating a positive interaction between the two tied systems.

Tie down fixings tie down fixings are used to resist uplift and shear forces lateral loads in floor framing wall framing and roof framing. Content overview outrigger systems function by tying together two structural systems typically a core system and a perimeter system to yield whole building structural behaviors that are much better than those of the component systems. Gable roof framing outriggers vandede427 structural 6 may 10 16 44 in commercial wood framed structures the gable truss with a lowered top chord is usually what s done.