Wyo. Code R. 053-0031-9
OSHA - Wyoming Oil and Gas Well Drilling, Servicing, Special Servicing, Completion and Plugging, and Abandoning of Wells
Chapter 9: Walking-Working Surfaces
Effective Date: 11/07/2025 to Current
Rule Type: Current Rules & Regulations
Reference Number: 053.0031.9.11072025
Section 1. General. The employer shall comply with 29 CFR § 1910.22(a) through 1910.22(d)(3) of Subpart D, Walking-Working Surfaces as adopted in rule by the Department of Workforce Services, Wyoming OSHA Commission, found at: https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.22 as it relates to General requirements.
(a) Each derrick/mast shall be equipped with a fixed ladder(s) providing access from the rig floor to the crown block platform and access to each intermediate platform.
(b) The employer shall comply with 29 CFR § 1910.23(a) through 1910.23(e)(3)(iv) of Subpart D, Walking-Working Surfaces as adopted in rule by the Department of Workforce Services, Wyoming OSHA Commission, found at: https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.23 as it relates to Ladders not designed into or is an integral part of machines or equipment.
(c) Permanent or fixed ladders fastened to a derrick or mast shall remain securely held in place in accordance with manufacturer's specifications.
(d) Tools or other materials shall not be carried up or down a ladder unless properly secured to the body, leaving both hands free for climbing.
(e) On all derricks, ladder platforms shall be installed adjacent to, and provide unimpeded access to, the monkey board.
(f) Ladder platforms shall be located at the crown of all derricks.
(g) The employer shall comply with 29 CFR § 1910.24(a) through 1910.24(b)(3) of Subpart D, Walking -Working Surfaces as adopted in rule by the Department of Workforce Services, Wyoming OSHA Commission, found at: https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.24 as it relates to step bolts and manhole steps.
Section 3. Stairways. The employer shall comply with 29 CFR § 1910.25(a) through 1910.25(f)(5) of Subpart D, Walking-Working Surfaces as adopted in rule by the Department of Workforce Services, Wyoming OSHA Commission, found at: https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.25 as it relates to Stairways.
(a) When employees cannot perform necessary duties from the ground, well servicing rigs shall use a working platform around the wellhead. The platform shall be of sufficient size and construction to support the maximum working load plus the number of personnel.
(b) Construction, erection and the use of all scaffolds shall be in compliance with 29 CFR 1926 Subpart L, Scaffolds as adopted in rule by the Department of Workforce Services, Wyoming OSHA Commission, found at: https://www.osha.gov/laws-regs/regulations/standardnumber/1926/1926SubpartL as they relate to general requirements, specific types of scaffolds and training requirements.
(c) A monkey board shall be provided in the derrick tower at each elevation where an employee is normally required to handle pipe, sucker rods or other equipment racked in the derrick's tower with sufficient clearance for safe passage of the traveling block and to permit the employee, if working from the platform, to reach the elevator.
(i) A minimum clearance of at least six and one-half feet (6.5') shall be maintained above the decking.
(ii) The hoisting line shall not come into contact with the platform unless measures are taken to protect workers and prevent equipment and material damage.
(iii) The monkey board shall not obstruct the driller or hoist operator's view of the crown block or the traveling block at any point of travel.
(iv) A finger or finger brace shall not be used as a monkey board.
(v) Employees shall not be allowed to ride the traveling blocks.
(d) A stabbing board shall be provided for and used by personnel when working above the derrick floor where a platform is necessary for regular operating duties and the work cannot be safely performed from a fixed platform
(e) The stabbing board shall be at least twelve inches (12') wide and strong enough to safely withstand the total weight of persons, equipment and material that may be placed on it.
(f) The ends of the stabbing board shall be fastened in a manner that shall prevent the board from shifting off its supports or falling.
(g) A safety line shall be attached to each end of the stabbing board and secured to the derrick structure to prevent pieces from falling in the event of accidental breakage.
(h) With the exception of the stabbing board, every platform erected on the inside of a derrick shall completely cover the space from the working edge of the platform back to the legs and girts of the derrick.
(i) A safety cable shall be secured to the full length of the underside of each working platform in the derrick.
(j) Each mast or derrick platform shall be constructed, maintained and secured to the mast or derrick to support all expected working loads.
(k) The stabbing board and each finger shall be bolted, welded, hinged and pinned or attached by other equivalent means to its support beam. A secondary retention means shall be utilized to secure each of the fingers and the stabbing board.
(a) Fall Protection and Falling Objects. The employer shall comply with 29 CFR § 1910.28(a) through 1910.28(c)(3) of Subpart D, Walking-Working Surfaces as adopted in rule by the Department of Workforce Services, Wyoming OSHA Commission, found at: https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.28 as it relates to Duty to have fall protection and falling object protection.
(i) Unattached tools or material of any kind shall not be placed in the mast or derrick above the floor unless there is occasion for their immediate use.
(b) Fall protection systems and Falling object protection. The employer shall comply with 29 CFR § 1910.29(a) through 1910.29(l)(3) of Subpart D, Walking-Working Surfaces as adopted in rule by the Department of Workforce Services, Wyoming OSHA Commission, found at: https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.29 as it relates to Fall protection systems and falling object protection-criteria and practices.