Wyoming Administrative Code
Agency 053 - Workforce Services, Department of
Sub-Agency 0011 - OSHA - Oil & Gas Well Drilling
Chapter 5 - SAFEGUARDS
Section 5-1 - Machinery Operation, Lockouts, Guarding and Maintenance

Universal Citation: WY Code of Rules 5-1

Current through July 13, 2024

(a) Requirements.

(i) Only employer-authorized persons shall operate machinery of any kind.

(ii) Employees shall be properly trained and, judged by the employer, to be competent before being designated as equipment operators.

(iii) Equipment operators shall bring any unsafe condition to the attention of the employer for evaluation, inspection, and/or correction.

(iv) When maintenance or servicing is to be accomplished on power-driven equipment, the immediate source of power to the individual piece of equipment to be worked on shall be locked out. When maintenance or servicing is to be accomplished on electrical lines, air lines, gas lines or other lines containing hazardous materials, the line being worked on shall be rendered safe by emptying, purging, disconnecting or other means before work is begun.

(v) When more than one employee is to work on the same piece of equipment, the employer may designate one employee to be in charge of the lockout procedure.

(vi) Safety locks shall not be removed from main power breakers, disconnect switches, or valves until all personnel are in the clear.

(vii) All belts, gears, shafts, pulleys, sprockets, spindles, drums, fly wheels, or other reciprocating and rotating parts, with the exception of the rotary table, kelly and cathead, shall be guarded unless they are guarded by location, so positioned to prevent any person from coming in contact therewith. Guarding shall meet the requirements as set forth in Subpart O, "Machinery and Machine Guarding", of the State of Wyoming Occupational Health and Safety 1910 - General Rules and Regulations .
(A) The rotary table shall have a substantially constructed metal plate guard adequately covering the outer edge of the table and extending downward to completely cover all the exposed rotating sides of the table, including the pinion gear. This subparagraph does not pertain to the top surface of the rotary table, kelly, or kelly bushing for which guards are not required when operated by the driller or other authorized persons except kelly bushings with protrusions of the J-bolt type shall require such guards.

(B) The driller or other authorized persons shall never engage the rotary clutch without watching the rotary table.

(C) At any time an employee's work activities require handling materials which can become entangled in the rotary table, the kelly bushing or kelly, while such equipment is in motion, there shall be at the controls a person capable of stopping the rotating equipment.
(i) The authorized person at the controls shall control the access and activities of personnel on the drilling floor while equipment is rotating, or shall stop such equipment from rotating until there is no danger to personnel from such rotating equipment.

(D) When the rotary table and/or kelly bushing are in motion, all hoses, lines, and other such entangling material in use, with the exception of spinning chains, shall be controlled to the extent that the loose end of the material shall not be closer than six (6) inches of the kelly bushing.

(E) The spinning chain shall not be wrapped around the joint of pipe in the mousehole, nor shall it be handled on the drilling floor within twenty four ( 24) inches of the rotating parts of the rotary table, kelly bushing or kelly.

(F) Drilling rigs which use rotary table and kelly bushing guards need not comply with (D) and (E) above.

(viii) Machinery shall not be operated without all guards properly maintained and in position, except during maintenance, repair or rigup work, when limited testing may be performed by a qualified person.

(ix) No employee shall clean or lubricate any machinery where there is danger of contact with the moving part until such machinery has been stopped.

(x) Machinery and equipment shall be maintained in such condition as to ensure safe operations and working conditions.

(xi) All guards and protective devices shall be replaced and proper personnel notified when maintenance is complete.

(xii) All tools and equipment used by employees shall be in safe condition.

(xiii) Electric tools shall be grounded by use of approved devices maintained in proper condition (Exception--"Double Insulated" tools may be used in lieu of the grounding requirement.).

(xiv) Electrical or pneumatic hand tools shall have a deadman switch or so arranged that the starting switch shall not be locked in.

(xv) 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.

(xvi) Maintenance personnel on a contract basis shall abide by all safety rules and regulations pertaining to oil and gas well drilling.

(xvii) Equipment used in winching operations shall be inspected, and shall be maintained in safe operating condition.

(xviii) All rigging shall be in accordance with recognized safe practices.

(xix) All winch lines, anchors, snatch blocks, hooks, clamps and other fittings shall be of suitable size and capacity.

(xx) Warning signs shall be posted to denote any unusual hazardous situation during the existence of such hazard.

(xxi) Warning signs shall be posted in areas where the use of personal protective equipment is required.

(xxii) Identification signs shall be conspicuously posted to locate emergency equipment.

(xxiii) Containers of poisonous, toxic, flammable and/or explosive material shall be properly labeled and appropriately stored according to content.

(xxiv) (For cylinders used in welding, cutting, and brazing operations, see Chapter 5, Section 2 .) Compressed gas cylinders shall be stored in a well-protected, well-ventilated location, at least twenty (20) feet from combustible materials. Assigned storage spaces shall be located where cylinders will not be knocked over or damaged by passing or falling objects, or objects to tampering by unauthorized persons.
(A) Cylinders shall be secured in an upright position; and

(B) Shall be separated in storage as to full and empty cylinders and shall be separated as to contents; and

(C) Handled carefully to prevent dropping; and

(D) Transported with gauges removed and caps in place.

(xxv) No material used for cleaning shall have a flashpoint less than 100°F (37.8°C). Examples of materials which have flashpoints below 100°F (37.8°C) are Gasoline, Naphtha, etc.

(xxvi) An emergency stop device shall be provided for each traveling block by the use of an automatic stop device and/or by the use of crown bumper blocks to prevent double blocking.

Disclaimer: These regulations may not be the most recent version. Wyoming may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
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