(a) General Requirements. - (i) Every scaffold, stage, walkway, working platform, stairway and ladder, whether temporary or permanent, shall be constructed and maintained in safe condition and shall not be altered or moved while in use.
- (ii) Work areas shall be kept clean and free of debris.
- (iii) Walkways, stairways and exits shall be kept clear to provide unimpeded ingress and egress at all times.
- (iv) Safe ingress to, and egress from, all work areas shall be provided.
- (v) Every stairway, ladder, ramp, runway, floor and platform shall be kept reasonably free of objects and substances which may create a slipping or tripping hazard, or prevent or hinder the escape of workmen in an emergency.
- (A) Standard railing shall be provided on the open sides of all exposed stairways and stair platforms with four or more risers.
- (vi) With the exception of exit and entrance openings, and loading and unloading areas, standard railing with midrail, and four (4) inch toe-board shall be installed at the outer edge of any floor, platform, walk-way, ramp or runway which is four (4) feet above the ground, or another floor or working level. Where railings are not feasible, chains or cable of suitable strength may be used.
- (A) A standard railing shall not be used for other than personnel protection purposes. For definition and construction requirements of a standard railing, refer to Subpart D of the State of Wyoming Occupational Health and Safety 1910 - General Rules and Regulations.
- (B) A guardrail used and/or needed for the purpose of actual or potential containment of equipment or material shall be of such construction and strength as to effectively contain the full load or stress which may be anticipated to be applied upon it. (For example, if twenty-five (25) pieces of six (6) inch pipe are contained by a guardrail, or any attachment to the guardrail, such guardrail and attachment must be capable of safely holding that quantity of pipe, plus an additional allowance for at least two (2) employees, assuming 200 pounds per employee).
- (vii) A stabbing board shall be provided for and used by personnel when working above the derrick floor while running casing or tubing.
- (A) A stabbing board shall consist of at least one (1) three (3) inch by twelve (12) inch number one fir plank or metal of at least the same width and strength. If wood is used, expanded metal or a cable shall be fastened to the underside of the plank along its full length, and each end of the stabbing board shall be fastened to the derrick with a wire rope at least one-fourth (1/4) inch in diameter or chain of equivalent strength.
- (B) On single stand rigs where there is insufficient room for twelve (12) inch wide stabbing boards, a special stabbing platform shall be designed which will include all the safety features outlined in (a) above.
- (viii) A stairway shall be installed beside the ramps which shall extend from the ground to the derrick floor.
- (ix) Every opening in a derrick floor shall be covered or guarded when not being used.
- (x) A derrick floor, derrick walk or engine room floor shall not be used as a storage platform for equipment or material that is not required for immediate use, unless:
- (A) the material or equipment is properly racked or stored, and
- (B) does not cause congestion of work areas or walkways.
- (xi) On all derricks, ladder platforms shall be installed adjacent to, and provide unimpeded access to, the fourble board.
- (xii) Ladder platforms shall be located at the crown of all drilling rigs.
- (xiii) 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.
- (xiv) All platform planks shall be secured.
- (xv) A safety cable shall be secured to the full length of the underside of each working platform in the derrick.
- (xvi) Each mast or derrick platform shall be constructed, maintained and secured to the mast or derrick to withstand the weight of employees or other stresses which may normally be placed upon it.
- (xvii) The board fingers and diving board shall be connected to their supporting beam with wire rope not less than one-fourth (1/4) inch in diameter, or chain of equivalent strength.
- (xviii) 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.
- (xix) There shall be no openings large enough to permit a person to fall between the beams or main supports of framework of the crown.