Opening of Bids - Liberty Tower Exterior Renovations Project No 118-086R - Environmental Glass, Inc.

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• All power tools shall be inspected regularly for damage, proper grounding, and integrity of the installation. • Nonmetallic tools should be used for scrapping to prevent possible electrical shock • Workers will be furnished with insulated rubber boots and gloves when working around energized wiring or equipment. • Try to avoid leaving wires and cords on the ground where they could cause a potential trip hazard or become wet and be a potential hazard. • Elevate temporary wiring when possible and keep it away from potential damage. • Ensure electrical outlets are sealed tightly and use wooden or fiberglass ladders • Determine operating voltages of equipment and lines before working on or near energized parts to determine safe and compatibility with the equipment to be used. • Extension cords must be of three- conductor type and must be connected to the ground fault circuit interrupter. • Portable electrical hand tools should be equipped with a three conductor cord in other word the will be grounded tools. • Circuits to be de energized should be clearly identified and isolated from all energy sources. • A designated employee will provide notification that all switches and disconnections that could supply energy have been de energized, locked out and tagged out. • Ground fault circuit interrupters. All 120-volt, single phase 15 and 20 ampere receptacle outlets used for construction operations, which are not a part of the permanent wiring of the building or structure and which are in use by an employee, shall have approved ground fault circuit interrupters for personnel protection. A receptacle on a 2-wire, single phase portable or vehicle mounted generator rated at not more than 5 kilowatt, where the circuit conductors of the generator are insulated from the generator