What is Stringer thickness ? Difference between elevator pit and shaft pit ? What is standard width of stair ? 1 ft = how much mm 1 inch = how much mm

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Answers to technical questions related to construction and measurement units.

Stringer thickness refers to the thickness of the wooden or metal support beams used in stairs.
Elevator pit is the area at the bottom of the elevator shaft where the elevator car rests when not in use, while shaft pit is the area at the top of the shaft where the elevator machinery is located.
The standard width of a stair is usually around 36 inches or 914.4 mm.
1 ft is equal to 304.8 mm.
1 inch is equal to 25.4 mm.

What is Stringer thickness ? Difference between elevator pit and shaft pit ? What is standard width of stair ? 1 ft = how much mm 1 inch = how much mm

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