Wireline Operations
The special service supervisor should hold a pre-job meeting with the special service crew and other involved personnel to review responsibilities and to coordinate the operations to be performed.
Potential Hazards
- being struck by wireline due to line failure
- being struck by wireline, lubricator, sheaves, or other equipment
- getting caught in wireline
- pinching hands and fingers
- getting sprains, strains or suffering from overexertion
- falling from a height
- receiving burns or being exposed to a respiratory hazard due to a fire
- being exposed to an unexpected release of pressure
- toppling mast or boom
Possible Solutions
- Keep all non-essential workers out of the immediate work area.
- Inspect wireline, rope sockets, and cable heads for defects before use.
- Operate the wireline at a safe speed.
- Use an appropriate method to determine the end of line location.
- Inspect all slings, chains, pins or other attachment devices before lifting or suspending tools or equipment.
- Minimize manual handling of lubricators and other equipment.
- Use proper hand placement and tag lines to avoid pinch points.
- Use proper fall protection.
- Position the servicing unit properly with respect to wind direction and distance from potential gas or vapor sources.
- Install a pressure release valve in the lubricator sub.
- Bleed pressure from lubricator sub before breaking connections.
- Check for an unusually tight connection that may indicate that pressure has not been released.
- Install foundation, outriggers, and guying according to the manufacturer's recommendations.
Knowledge Check Choose the best answer for the question.
5-2. What should be done to help protect workers from potential hazardous gas or vapor sources?
You forgot to answer the question!