Any city or town may contract with any adjoining state or with a political subdivision thereof for the construction, reconstruction and maintenance of any bridge crossing the boundary line between New Hampshire and such adjoining state on a class IV or class V highway and for the proportion which the city or town in New Hampshire shall contribute towards the cost thereof.
RSA 234:13
1945, 188:1, part 14:12. RSA 242:12. 1981, 87:1, eff. April 20, 1981.