; (B) procedures for identifying the types and designs of facilities needed to serve each class of users; (C) safety and other benefits provided by carrying out complete streets principles; (D) common barriers to carrying out complete streets principles; (E) procedures for overcoming the most common barriers to carrying out complete streets principles; (F) procedures for identifying the costs associated with carrying out complete streets principles; (G) procedures for maximizing local cooperation in the introduction of complete streets principles and carrying out those principles; and (H) procedures for assessing and modifying the facilities and operational characteristics of existing roadways to improve consistency with complete streets principles. (4) Public review and comment The complete streets benchmarks and guidance prepared and made available under paragraph (1) shall be subject to a period of public review and comment. (d) Complete streets policies (1) In general An eligible entity seeking technical assistance or funds from a complete streets program shall adopt a complete streets policy using complete streets principles and approved by— (A) the State of the eligible entity; or (B) a metropolitan planning organization that serves an area under the jurisdiction of the eligible entity. (2) Requirements A complete streets policy of an eligible entity shall— (A) include a description of— (i) how the eligible entity intends to develop complete streets infrastructure; (ii) how, after the development of complete streets infrastructure, the transportation system will serve users of all ages and abilities, including pedestrians, bicyclists, and public transit passengers, as well as trucks, buses, and automobiles; (iii) how the complete streets policy will apply to all projects and phases of projects that affect the streets under the complete streets policy, including reconstruction, new construction, planning, design, maintenance, and operations, for the entire street