Subchapter III-A. Sidewalk Installation, Safety, and Accessibility. § 9–425.01. Sidewalk installation requirements. § 9–425.01a. Crosswalk installation requirements. [Not Funded] § 9–425.01b. Tactical safety project and bicycle lane conversions. [Not Funded] § 9–425.01c. Continuous sidewalks, raised crosswalks, and raised intersections. [Not Funded] § 9–425.02. Notice and design requirements. § 9–425.03. Exemptions.