How high must guard rails be?

How high must guard rails be?

42 inches
As opposed to the requirements of handrail system, a guardrail must be 42 inches in height – plus or minus 3 inches above the walking surface. This was a construction allowance introduced so that the guard would meet the requirement before and after concrete was poured.

How far above the working platform must the top rail of a scaffold guardrail be?

between 900mm and 1.07m
The top rail should be between 900mm and 1.07m above the line of the gable (slope of the roof). If the work performed on the roof is weatherproofing, a toe board is not required but is recommended.

What is code for stair railing height?

Handrail height on the stairs should be no less than 34 inches and no greater than 38 inches. The way this is measured is to begin at the leading edge of the stair nosing and run an imaginary vertical line upward until it reaches the top of the railing.

What is the acceptable range for minimum height of guardrails?

The Occupational Safety and Health Administration (OSHA) standard at 29 CFR 1926.451(a)(5), states that, “Guardrails shall be 2 x 4 inches or the equivalent, approximately 42 inches high, with a midrail, when required. …” As you are aware, the standard does not identify the acceptable tolerance for the height of the …

At what height does a scaffold require a guardrail?

Therefore, guardrails are recommended during normal use for all scaffold platforms over 1.5 m (5 ft) high. Guardrails for all working platforms should consist of a top rail, a mid-rail, and a toeboard.

What is OSHA standard for handrail?

The top rail must be at least 42 inches in height (§1910.29(f)(1)(ii)(B)) and the handrail must be 30 to 38 inches in height (§1910.29(f)(1)(i)) (as measured at the leading edge of the stair tread to the top surface of the rail).

What is code for railing height?

Handrail Height: 34 to 38 Inches Handrail height on the stairs should be no less than 34 inches and no greater than 38 inches. The way this is measured is to begin at the leading edge of the stair nosing and run an imaginary vertical line upward until it reaches the top of the railing.

What is the maximum height of a 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.

How tall should a guardrail be over a walking surface?

1910.29 (b) (1) The top edge height of top rails, or equivalent guardrail system members, are 42 inches (107 cm), plus or minus 3 inches (8 cm), above the walking working surface. The top edge height may exceed 45 inches (114 cm), provided the guardrail system meets all other criteria of paragraph (b) of this section (see Figure D-11 below).

How tall should a loading dock guardrail be?

The employer must ensure guardrail systems meet the following requirements: 1910.29 (b) (1) The top edge height of top rails, or equivalent guardrail system members, are 42 inches (107 cm), plus or minus 3 inches (8 cm), above the walking-working surface.

How tall does a stair rail need to be to be a handrail?

The top rail of a stair rail system may serve as a handrail only when: 1910.29 (f) (1) (iii) (A) The height of the stair rail system is not less than 36 inches (91 cm) and not more than 38 inches (97 cm) as measured at the leading edge of the stair tread to the top surface of the top rail (see Figure D-13 of this section); and

What are the OSHA requirements for a guardrail?

In the interest of time, here is OSHA’s official stance on guardrail for general industry applications…. OSHA 1910.29 (b) contains system requirements that employers must follow to ensure guardrail systems will protect workers from falling to lower levels: