Collaboration with the structural engineer.
Precast gypsum plank roof deck.
The planks are not poured on site but precast.
Formboards placed between the bulb tees contain the fast.
Aside from roof decks this arrangement can also be deployed as a floor system.
Because a roof deck is the foundation for the roof system the designer needs to coordinate the roof system design requirements for the roof deck with the structural engineer to ensure the performance of the roof system.
Metal edge tounge groove plank is a lightweight 12 psf precast concrete plank produced in a standard 1 6 x10 x2 size with a cold rolled 22 ga.
The gypsum roof deck system is supported by bulb tees generally spaced from 24 to 32 on center.
Mcgraw hill dictionary of scientific technical terms 6e.
These include office complexes schools public buildings shopping malls and warehouses located throughout the united states.
Each plank weighs approximately 135 lbs.
2 metal edge tongue groove plank.
Introduced as a roof deck substrate in the 1940 s.
Used as the roof deck of steel frame buildings and sometimes for the floor system.
For fire rated roof decks weld per fire test assembly.
Use minimum 13 mm 1 2 inch fillet welds on alternate sides of sub purlins both sides at end joints to main purlins.
A modern iteration of this arrangement is the quad deck system marketed by quad lock.
Structural panel concrete roof deck is versatile and economic option for both low and steep slope roofs.
Gypsum concrete roof deck system.
Gypsum roof decking 2 1 gypsum plank roof decking figure 1 2 1 1 gypsum planks are normally 2 inches thick 2 feet wide and 8 feet long and are factory laminated of two gypsum panels.
Roof and floor deck systems.
For extreme environmental conditions stainless steel edging is available.
Unlike traditional roofing systems where multiple layers are required concrete roof deck is both the noncombustible structural sheathing and either the nail base or thermal barrier.
Place plank on lower flanges of sub purlins or other framing with ends and edges supported.
It is one of the various types of insulated concrete forms icfs.
Gypsum deck plank for roof decks.
Gypsum concrete roof deck systems have been installed since the early 1950 s in all types of commercial markets.
For example the roof deck may need to extend to.
This system provides fire resistance seismic and wind load diaphragm values in addition to an economical roofing membrane substrate.
A type of roof decking that will be discussed is called gypsum roof decking.
Precast modular concrete blocks make up this rather unique system.
