Typical Steel Stair Stringer Size

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Typical steel stair stringer size.

Risers the step height f is the typical height of each step. Which is a beam 5 inches deep with a weight 9 lb ft. This free stair calculator determines stair parameters such as rise total run and angle stringer length based on height run tread and headroom requirement. It is equal to the number of treads multiplied by the typical tread depth b.

The standard steel sections that are normally used for building stair stringers include steel c channel miscellaneous mc steel channel structural tube steel and steel plate except angle iron. Total run g the total run is the horizontal length of a stair stringer. 11 7 3 1 0 1 8 stringer to platform typ. Explore a number of building and housing related calculators as well as hundreds of other calculators involving topics such as finance math fitness health and more.

A vertical post which might provide. The stair plan below shows the normal stair stringer locations and size as c12x20 7 which is a c channel that is 12 inches deep that weighs 20 7. 1 cm 4 10 8 m 10 4 mm. Ans steel is a stocking distributor of steel channels in the sizes listed below.

We suggest 10 5 for 2x12 or 2 2x6 treads. 1 in 4 4 16x10 5 mm 4 41 6 cm 4. Stringers one on either side of the stairs. Steel platform so the detailer must tell the computer which type of platform to use.

Channel stringers are used when the unit span requires a heavier section it is available in mc or c sizes. The standard method for specifying the dimensions of a american standard steel channels is like c 5 x 9. Stair must be welded to platform after install. The stringers are notched so that the risers and treads fit into them.

General 3d layout the detailer specifies whether a pan or a grating tread will be used the number of risers required the stringer section size and the stringer offset or distance from top of steel of. Though the treads may be supported many other ways. 1 1 2 11 2 1 1 2. Vertical members which support a handrail.

Steel stair stringer channels. Modern steel construction october 1999 sketch 5. Plate stringers are american stair s most cost effective standard design used on the majority of stairs we fabricate we do the detailing when you specify it. A rail fixed parallel above the pitch line at the sides of a stair.

Box stringers are a popular choice when a more streamlined or architectural appearance is needed. Enter total stair rise inches. All channels may also be available in aluminum stainless steel brass bronze copper please call ahead for availability. Code states that this should not be greater than 7 3 4 inches 194 mm.

Typical e70xxelect x q r2 0 2x pl 1 4 x3 mc12x10 6 stair to intermediate platform typical connection 1 4 closure pl. Either b or c is required. Treads may be cut to suit other widths.