Required improvements shall include those improvements to be dedicated to the public and that have not yet been installed as shown on the approved plans or plat, including streets, pavement, gutters, curbs, sidewalks, streetlighting, street trees, surveyor's monuments, as shown on the final map and required by the Map Filing Law, P.L. 1960, c. 141 (N.J.S.A. 46:23-9.9 et seq.), water mains, sanitary sewers, community septic systems, drainage structures, public improvements of open space and any grading necessitated by the preceding improvements.