Subchapter III. Railroad Track Extensions — New York Ave. § 9–1205.01. Construction of switch connections — Authorized. § 9–1205.02. Construction of switch connections — Plans to be approved by Mayor. § 9–1205.03. Construction of switch connections — Grade crossings. § 9–1205.04. Construction of switch connections — Authority of Mayor not abridged. § 9–1205.05. Right to amend, alter or repeal this subchapter reserved.