Improvements for which performance guarantees may
be required include without limitation: streets, grading, pavement,
gutters, curbs, sidewalks, streetlighting, shade trees, surveyor's
monuments, water mains, culverts, storm sewers, sanitary sewers or
other means of sewage disposal, drainage structures, erosion control
and sedimentation control devices, public improvements of open space,
and, in the case of site plans only, landscaping and other on-site
improvements.