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Minnesota Legislature

Office of the Revisor of Statutes

5207.0200 SHIPS LADDERS.

Subpart 1.

Requirement.

Employers shall replace fixed and portable ladders with ships ladders whenever possible.

The angle of rise of ships ladders shall be between 50 and 60 degrees measured from the horizontal.

Subp. 2.

Soffits.

Where ladders are located one above the other, soffits shall be enclosed except where solid treads and risers are provided.

Subp. 3.

Treads.

Treads shall be uniformly spaced eight to 12 inches vertically. Tread surfaces other than steel grating shall be provided with skid resistance. Treads shall be flat steps that are a minimum of six inches wide and at least 24 inches long.

Subp. 4.

Handrails.

Handrails shall be provided on both sides of ladders and shall be placed to run parallel with stringers and be positioned 12 to 14 inches measured vertically, from the stringers. Handrail diameters shall be 1-1/4 to 1-5/8 inches outside diameter. When ships ladders serve door entrances, handrails shall continue to the door.

Subp. 5.

Stringers.

Ladder stringers shall be at least six inches in depth and permanently attached at terminations.

Statutory Authority:

MS s 182.655

History:

12 SR 634

Published Electronically:

June 11, 2008