Procedures; balloon test. After the notice of public hearing has been published as provided by MGL c. 40A, § 11, but prior to the hearing for which notice has been given thereunder, the applicant shall, with not less than 48 hours' written notice to the Board and all immediate abutters, and owners of land directly opposite on any public or private street or way, and abutters to abutters within 300 feet of the property line of the applicants as they appear on the most recent applicable tax list, conduct a balloon test or crane test, or such other reasonable equivalent, of the height of the freestanding facility and submit to the Board prior to the hearing photographic representation from a suitable number of locations (the cardinal points, N, S, E, W, as a minimum) so as to depict the visual impact of the proposed facility on the City, the neighborhood and the abutters.