9 computer software for facilitating the maintenance and management of streets, curbs, gutters, sidewalks and other related appurtenances of an area's street system and which may be used to store and retrieve data concerning the layout and construction of the streets, curbs, gutters, sidewalks and related appurtenances, inspections, service requests, drainage and tree information, work orders, work performed, office and filed inventory, budget analyses, improvement recommendations, and other similar information relating to the street system