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eTools Home : Shipyard Employment Scope | Glossary | Additional Resources | Viewing / Printing Instructions | Credits General Requirements Shipbuilding Ship Repair Shipbreaking Barge Cleaning Working Conditions » Utilities   The electric power and steam supplied to the vessel must be properly designed and installed. Steam Supply Electric Power Steam Supply Potential Hazards: Worker injuries can be caused by accidental releases of steam and steam explosions. Requirements and Example Solutions: The safe working pressure of the vessel's steam system must be determined. [1915.93(a)(1)] Appropriate pressure gauges and relief valves must be installed to maintain the proper pressure of the steam system. [1915.93(a)(1)] Steam hoses and fittings must have a safety factor of no less than five (5). [1915.93(a)(2)] Steam hoses must be safely hung, shielded against accidental contact, and protected from damage. [1915.93(a)(3) and (4)] Back to Top Electric Power Potential Hazards: Worker injuries may include electrical shock and burns from electric power supplied to the vessel. Requirements and Example Solutions: When electrical power is from outside sources the following precautions must be taken: [1915.93(b)(1)] If in dry dock, the vessel must be adequately grounded. All circuits to be energized must be equipped with adequate overcurrent protection.   Figure 1: Improper practice: Damaged breaker box presents hazard. Figure 2: Ship must be grounded while in dry dock to minimize electric shock hazards. Back to Top eTools Home : Shipyard Employment Scope | Glossary | Additional Resources | Viewing / Printing Instructions | Credits

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