Elevator Shaft | search
Click here to view Elevator Shaft news from 60+ newspapers.
Bookmark or Share- Elevator Shaft Wall Construction Above Roof SlabThe elevator shaft extends about four feet above the existing concrete roof, to allow room for the elevator equipment at the top of the shaft. The hoistway walls are 2-hour rated (because they penetrate a 6" concrete floor slab and per IBC 713.4 the shaft wall rating must match the floor rating up to 2 hours.)
- Elevator shaft construction - The Building Code ForumShaft enclosures shall be constructed as fire barriers in accordance with Section 707 or horizontal assemblies in accordance with Section 711, or both. 707.5 Continuity Fire barriers shall extend from the top of the foundation or floor/ceiling assembly below to the underside of the floor or roof sheathing, slab or deck above and shall be ...
- Smoke/Heat detectors in elevator pits and at top of elevator shaftRequirements vary per location and adopted codes, and type of elevator, and if its sprinklered. So I hate to generalize. However, I had a project where the inspector required a heat detector at the top of the shaft to be removed, since there wasn't a sprinkler. He said it was to dangerous for the Fire Alarm people to get to it and test it.
- Sump pumps in Elevator Pits - The Building Code ForumASME A1 7.1 (2.2.2.5) requires a sump pump or drain in the elevator pit if the elevator has Fire Fighter Emergency Operations, which older elevators may not have. Like steveray sez, contact your state elevator dudes. They have some weights!
- R-3 Elevator - The Building Code ForumYour thoughts on the elevator shaft penetrating 4 stories. 1. IRC 3 story + basement and occupiable roof. The roof can be accessed by an elevator; no rating required. 2. Same as above but a room (home office) above the 3rd story (takes up 1/3 of the flat roof but is not considered a mezzanine above the ceiling).
More
