What is code for guardrail?
(a) A standard guardrail shall consist of top rail, midrail or equivalent protection, and posts, and shall have a vertical height within the range of 42 inches to 45 inches from the upper surface of the top rail to the floor, platform, runway, or ramp level.
When and where are guardrails required?
Generally, guardrails are required when the building has steps, landings, platforms or accessible roof spaces. According to the code, guardrails are required when there is a difference of 30 in. or greater between two upper and lower surfaces. OSHA requirements for guardrails are quite stringent.
What are the requirements for guardrail systems?
Employers must provide guardrails along any exposed edge of walking-working surfaces 4 feet or higher, according to OSHA regulations. All guardrails must be 42 inches high, nominal. Midrails, screen or panels are required for guardrail systems where there is no wall or parapet at least 21 inches high.
At what height is a guardrail required?
900mm
Minimum height for guardrailing is 900mm from the walking surface. Distance between guardrails, intermediate rails or toeboards shall not be less than 550mm. Minimum width of walkway must be 600mm. Guardrail is required if the area adjacent to the walking area is 12o or greater.
What is the maximum distance between guardrails on a stair or balcony?
Terminology: Stair Railing and Stair Guards
| Stair Railing Building Code | |
|---|---|
| Handrail Height | 34 to 38 inches |
| Maximum Projection of Railing From Wall | 4-1/2 inches |
| Minimum Hand Clearance From Wall | 1-1/2 inches |
| Minimum Distance Between Two Railings | 27 inches |
Where should guardrail be installed?
Installing a guardrail is good practice:
- around a balcony or mezzanine.
- at the edges of catwalks or overhead conveyor platforms.
- along the bridges.
- around scaffolds, raised platforms, or open platforms on aerial devices.
- at the edges of roofs where work may be performed.
Can chains be used as guardrail?
The bottom line is that if safety chains provide the same level of protection as a standard guardrail, they can be used. A handrail and a guardrail are not the same thing.
When wire rope is used as a guardrail system it must be?
Guardrail Systems If wire rope is used for toprails, it must be flagged at not more than 6 feet intervals (1.8 meters) with high-visibility material.
Can you have stairs without a railing?
Stairs should have a handrail on at least one side if the stairs are less than 1 metre wide. A handrail on both sides of the stairs will be required if the stair width is greater than this. You do not need a handrail on the first two bottom steps.