... or maintenance bond upon its approval of the surety," as " N.J.S.A. 17:31-1 clearly bars a municipality from exercising its discretion in determining ... or maintenance bond upon its approval of the surety," as " N.J.S.A. 17:31-1 clearly bars a municipality from exercising its discretion in determining ... completion of the project, and that "the Bond Act and N.J.S.A. 17:31-1 must be read together to impose complementary requirements for insurance ...