How to build safe stair stringers that don t sag squeak collapse or lose their treads.
Stair stringer size.
Stair stringers refer to stairs constructed from structural lumber that are supported by 2 or 3 diagonal members called stringers against which the ends of the risers the vertical face of the step and treads the horizontal surface of the step are terminated.
Risers are attached to the vertical cuts and.
As for the length of the stringers take the total height the stairs need to be and square that value.
Ideal for a variety of applications including decks docks and other outdoor projects where lumber is exposed to the elements.
Provides a step by step display and a print out option showing the finished stringer with cut dimensions and a materials list.
This article describes the construction and building code specifications for the support of residential stairways.
Severe weather 5 step pressure treated southern yellow pine deck stair stringer.
Stringers are cut from framing lumber 2 by 8 2 by 10 in the profile of the stair.
To find the height extend a level out across the upper edge of the entry point and stretch a tape measure from the bottom of the board to the ground.
The lumber is pressure treated protecting it from termites and rot.
A 42 wide outdoor set of stairs should have 3 stringers 2 x 12 typically.
Codes strength requirements for stair support systems.
Tired of making multiple trips to the store.
Pros recommend a width of 16 between stringers but depending on the stairs and the thickness of the tread that figure could be slightly higher.
How strong should the stringers be and what are the load bearing requirements of stairs and their.
To measure stair stringers start by dividing the height by the approximate rise to determine the total number of steps and then take the difference to find the exact rise of each step.
Procedure for cutting open stringers 1.
The height between the flooring and deck is measured using a tape say 56 inches.
Quickstep 1 step aluminum deck stair stringer.
Easy to use free stair calculator by ez stairs.
The first step in finding out the stringer dimensions is to calculate the size of tread and riser.