Aerial wire services.

CFR · 2024-01-01 · US · Title 7

(a) Aerial services of one through six pairs shall consist of Service Entrance Aerial (SEA) assembly units, in accordance with RUS Bulletin 1753F-153 (RUS Form 515d), Specifications and Drawings for Service Installations at Customer Access Locations. The wire used for aerial services shall conform to the requirements of §§ 1755.700 through 1755.704, RUS specification for aerial service wires, and shall be RUS accepted or RUS technically accepted. Copies of RUS Bulletin 1753F-153 are available upon request from RUS/USDA, 1400 Independence Avenue, SW., STOP 1522, Washington, DC 20250-1522, FAX (202) 720-4120. (b) If aerial wire services are to be connected to aerial cable pairs, the NIDs or fused primary station protectors and grounds shall be installed and connected before the aerial service wires are attached to the customer's structure. (c) Kinks or splices shall not be permitted in aerial service wire spans. (d) Aerial service wires shall be run in accordance with the construction drawings contained in § 1755.510 and shall conform to all clearance requirements of the ANSI/NFPA 70-1999, (e) Aerial service wire shall be installed using the maximum practicable sag consistent with the required ground clearance and good construction practices. In no event shall the minimum sags be less than the values shown on construction drawing 505 contained in § 1755.510 for various span lengths and loading areas provided. Span lengths shall not exceed 250 ft (76 m). (f) To reduce vibration

official document · source cfr-2024 · id 7:§ 1755.506