Poles of metal; Gratings of metal; Structural parts of metal for use in construction of highways, roadways, railways, bridges, high-voltage electrical transmission and distribution utilities, telecommunications utilities, and electrical power generation utilities, namely, beams, tubing, angle, channel, lateral braces, gussets, plates, guard rail, and formed-plate shell halves; Structural steelwork, namely, steel frames, steel sub-frames and preformed frame members for use in construction of highways, roadways, railways, bridges, high-voltage electrical transmission and distribution utilities, telecommunications utilities, and electrical power generation utilities; Ladder supports of metal; Anchor bolts of metal; Prefabricated metal platforms; Structural parts of metal for construction of high-voltage electrical sub-stations and electrical power distribution networks, namely, beams, tubing, angle, channel, lateral braces, gussets, plates, guard rail, and formed-plate shell halves; Stairs and railings of metal for use in structures of transportation infrastructure, energy utilities infrastructure and telecommunications infrastructure; Metal structures and metal hardware for use in transportation infrastructure, energy utilities infrastructure and telecommunications infrastructure simple span bridges, A-frames, H-frames, switch stands, bus stands, transformer platforms, grounding mats, CCTV stands, beams, tubing, angle, channel, lateral braces, gussets, plates, guard rail, and formed-plate shell halves; Metal structures and metal hardware, namely, metal posts, metal beams, metal rails, metal tubes, metal pipes, metal brackets, metal supports, and preformed lengths of metal; Structural parts of metal for use in transportation infrastructure, energy utilities infrastructure and telecommunications infrastructure, namely, beams, tubing, angle, channel, lateral braces, gussets, plates, guard rail, and formed-plate shell halves; Pole hardware of metal; Flooring of metal; Metal ladders

Electrical power distribution and transmission devices, namely, electrical bus bars for high-voltage electrical transmission and distribution utilities; Support structures, masts and towers for use in transportation infrastructure, energy utilities infrastructure and telecommunications infrastructure, namely, static masts, lighting masts, and cellular communications towers; High voltage electrical transmission and telecommunications masts, towers and structural support structures thereof

Warehousing services, namely, storage, staging and packing for transportation of parts of metal for use in construction of highways, roadways, railways, and bridges; Warehousing services, namely, storage, staging and packing for transportation of parts of metal, transformers, insulators, corona rings, armor-rods, surge arresters, circuit breakers, circuit switchers, voltage regulators, fuses, capacitors, relays, rectifiers, electric power converters for use in construction of high-voltage electrical transmission and distribution utilities, telecommunications utilities, and electrical power generation utilities

Custom fabrication and manufacture of structural parts of metal for use in transportation infrastructure, energy utilities infrastructure and telecommunications infrastructure in the nature of metal structures and metal hardware used in construction of highways, roadways, railways, bridges, high-voltage electrical transmission and distribution utilities, telecommunications utilities, and electrical power generation utilities

Engineering and design services, namely, engineering and design services of parts, components, structures and sub-structures for use in transportation infrastructure, energy utilities infrastructure and telecommunications infrastructure