053-7 Wyo. Code R. § 7-2
(a) There shall be no person or employee the derrick or within 10 feet of the wellhead during the time the swab line or other wire line is being run in the hole.
(b) All oil savers shall be of the type that do not require an employee or person to be near the lubricator on wellhead to control the oil saver.
(c) All swab lines, blow down lines flow lines to pits or tanks shall be securely anchored. Whenever hydrocarbons or other volatile fluids may be expected these lines shall extend a minimum distance of 75 feet from the well.
(d) On wells where there is a possibility of flow, there shall be a lubricator in use that will allow the removal of the swab or other tools without turning the well loose to the atmosphere.
(e) There shall be no radio or radio-phone transmitters operated where there is a perforating in progress.
(f) Swabbing operations shall be restricted to daylight hours; (one-half (½) hour before sunrise to one-half (½) hour after sunset.)
053-7 Wyo. Code R. § 7-2