Investing in a commercial staircase for your business, whether it is a large or small company, public or private, should be done with professionals who will respond for design, manufacture and installation with warranty. Osceola fence offers you 1 year warranty on our products and services, plus we have an special way to fabricated our Chicago custom wrought iron balcony railing . We have over 40 years of experience serving the city of Chicago reinforcing the security of thousands of businesses. we have the best iron balcony railing contractors Chicago.
Stairs are a large part of creating a functional and safe environment.
When planning commercial buildings, architects are often challenged with maximizing property to get as much usable space as possible. Often this means building up instead of out, which means including stairways. Building designers have to include appropriate exits, which often involves stairs.
Defining the components of a commercial stairway system
Any project starts with understanding the purpose of the endeavor as well as the elements involved. Let’s start with the basic parts of a stairway:
- Tread – the part you step on.
- Nose – the front edge of the tread.
- Riser – the vertical part behind the tread. Combined with the tread, this creates the step.
- Stringer – the vertical part that supports the treads and risers from either side of the stairs or underneath the middle. This can be left exposed or can protect the surface of the sidewall.
- Landing – the flat area between flights of steps or a space used to turn in an interior stairway.
- Handrail – a narrow support for people to hold onto.
These parts combine to create a functional traditional stairway so the materials should also complement each other to work together.
- The maximum vertical rise of one flight of stairs is 12 feet. This means there must be a landing every 12 feet.
- A minimum of 6 ft. 8 inches of headroom is required. This is measured up from the leading edge of the treads to the lowest point above the stairs. This could be a pipe or other fixture as well as the ceiling.
- Each stair or tread must be a minimum of 44 inches wide if the building will be occupied by 50 or more people. It must be at least 36 inches wide if the occupancy of the building will be 49 people or less.
- Disabled-accessible stairways are more complicated. There is a 48-inch minimum width requirement – unless there are automatic sprinklers installed, then the minimum width is 44 inches.
- Width is calculated as clear, net, usable, unobstructed space. However, the calculation can take into account handrails, which can encroach on either side by a maximum of 4.5 inches.
Our materials are sourced from the highest quality sources, and our products are manufactured in our own workshop where we have the resources to customize even the most complex designs of iron railings Chicago.
So feel free to invest in the manufacture of our wrought iron staircases Chicago, we adapt to your needs, our iron balcony railing contractors Chicago will advise you in the best way thinking in your safety and your pocket, For more information call us today and receive a free quote for your project.
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