Thiffault bridge is a covered bridge before a lattice structure of the type developed through the Town River Bostonians The Bostonians, Quebec. This 1946 bridge consists of a span and a length of 41.73 m. The name of the bridge commemorates its builder, Raymond Thiffault (1903-1981). The latter was forest and taxi driver in Saguenay. He bought a woodlot in 1936 in The Bostonians.