48-5312. Highway construction and maintenance A. The department of transportation shall construct and maintain the controlled access highways approved by a majority of the qualified electors voting at a special or general election and financed pursuant to section 48-5308, subsection C. B. The authority may contract with municipalities in the county and with the county to allow the municipalities and county to construct the streets or highways approved by a majority of the qualified electors voting at a special or general election and funded by monies distributed pursuant to section 48-5308, subsection C. C. On completion of construction, the municipality or county in which monies are spent for a project approved by a majority of qualified electors voting at a special or general election and funded by monies distributed pursuant to section 48-5308, subsection C is responsible for maintaining the project.
Arizona Legal Code