ยง  224.  Bridges. Neither in the improvement, repair or reconstruction
  of town highways,  nor  in  the  surfacing  thereof,  pursuant  to  this
  article,  shall  the  continuity of the roadbed be interrupted by bridge
  structures which are not at least four feet wider than such roadbed, but
  not less than twenty-four feet, provided, that the county superintendent
  and the commissioner may permit deviations below such minimum  standards
  in planning or during the course of completion of the work, if, in their
  opinion,  the  particular  circumstances  make such deviation advisable.
  Bridges built  or  retained  on  qualifying  roads  shall  meet  minimum
  standards established by the commissioner.
Structure New York Laws
Article 8-A - Town Highway Improvement Program
220 - Improvement of Town Highways; Submission of Plan.
221 - Compilation of Approved Plans; Estimated Costs.
223 - Surfacing of Town Highways.
226 - Co-Ordination of Projects.
229 - Financing of Town's Share of Cost.