Fabricate pans for treads and platforms and risers from sheet steel fabricate pans for platforms from steel decking where shown.
Weight of metal pan stairs.
2 5 closed riser stairs.
Stair pans risers and any type of sheet metal product can be made to your specifications.
Form risers with sanitary cove.
Lapeyre stair 5 20 2014 per specs metal pan landing bp vb typical concrete filled metal pan landing plan view e70xxelect x q r4 0 direction of egress sec.
Provide treads risers platforms railings stringers headers and other supporting members.
Not shown diamond plate decking.
3000 psi concrete fill by others 14 ga.
Tri state shearing and bending inc.
Bent exterior stringer stair design geometry loads tread width l1.
Weight unit of measure bar grating welded stair tread gw 100 galvanized steel 640131t103 9 3 4 x 30 smooth surface 19 90 each 640131t252 9 3 4 x 30 serrated surface 19 20 each 640131t153 9 3 4 x 36 smooth surface 23 20 each 640131t343 10 15 16 x 30 smooth surface 22 10 each.
Concrete 25 00 psf stringer spacing l2.
366 herzl street brooklyn ny 11212.
15 jun 09 stair design page 1 tab.
B 4 2 typical landing plan view landing width landing length varies varies varies min.
Fast stairs are modular adjustable steel stair stringers.
The pans are built to be filled with concrete after they are installed thus creating an attractive and long wearing surface.
These stairs are intended for use in conjunction with our concrete filled landings.
Modern steel construction october 1999 figure 2.
Simply screw step treads and railings not included to the engineered steel stair stringers to build solid square plumb free standing indoor or outdoor stairs designed for fail safe stair building for all our 32 models can frame 2 to 13 ft high stairs and more with the perforated steel stringers you can fasten any stair finish.
Shown to the right are 3 typical stair pan styles.
11 000 ft misc 5 00 psf landing width l4.
8 500 in treads pans 10 00 psf stringer length l3.
Special pans these are required at the top and bottom of a pan stair.
Dogleg stair analysis method.
Landing at the top of the stair if one exists.
A 4 1 sec.
4 580 ft dead load 40 00 psf stringer support l5.
We are a nationwide manufacturer of standard and custom components for commercial stair systems including metal stairpans perforated metal stairpans stair treads landing pans carrier angles and more.
Fabricators can purchase these bent plate items directly through our affiliate.
Grating and pan threads figure 3.
Any configuration can be made to order.