47 CFR 1.1418 : Telecommunication (§ 0.1 To Parts 401-499) — (§ 0.1 To § 19.735-203) — Federal Communications Commission (§ 0.1 To § 19.735-203) — General (§ 0.1 To § 19.735-203) — Practice And Procedure (§ 1.1 To Appendix C To Part 1) — Pole Attachment Complaint Procedures (§ 1.1401 To § 1.1424) — Use of presumptions in calculating the space factor.

With respect to the formulas referenced in § 1.1409(e)(1) and § 1.1409(e)(2), the space occupied by an attachment is presumed to be one (1) foot. The amount of usable space is presumed to be 13.5 feet. The amount of unusable space is presumed to be 24 feet. The pole height is presumed to be 37.5 feet. These presumptions may be rebutted by either party.