A. Setting and/or removal of steel & concrete poles or structures. B. Setting and/or removal of pumps, meters, power transformers, substation breakers, motors, or other equipment. C. Loading/off-loading equipment or materials onto/from trucks, trailers, or rail cars. D. Transporting or maneuvering materials in close proximity to & through energized electrical conductors, energized substations, pressurized propane tanks, pressurized gas facilities, water tanks, or other facilities. E. Setting and/or removal of concrete vaults. F. Transporting mobile substation with towing length of 91’, operating length of 87’, height of 14’, & weight of 126,423 lbs. G. Transporting equipment or materials between project sites within the Huntsville Utilities & Redstone Arsenal service areas. All employees must be able to pass a background check to gain access. The background checks will be conducted by RSA, not HU. Contractor will be escorted at all times on base.