(a) A municipality shall plan, designate, improve, manage, control, construct, and maintain an adequate municipal street system and shall have control of and responsibility for all construction, maintenance, or other work related to the municipal street system. Such work may be accomplished through the use of municipal forces, including inmate labor, by contract as authorized in paragraph (1) of subsection (a) of Code Section 32-4-92, or otherwise as permitted by law.

(a.1) A municipality shall post on each bridge on the municipal street a sign containing a legible notice showing the maximum safe weight limit for such bridge, each such sign to conform to the department regulations promulgated under authority of Code Section 32-6-50.

(b) A municipality shall notify the department within three months after a municipal street is added to the municipal street system and shall further notify the department within three months after a municipal street is abandoned. This notification shall be accompanied by a map or plat depicting the location of the new or abandoned street.