a. For the purposes of this section:
1. "Maintenance" or "maintain" shall denote those activities necessary to keep the relevant portion of the capital plant in good repair so as to preserve its structural integrity and to prevent its deterioration.
2. "Major portion of the capital plant" shall mean (a) any capital asset (1) which is a capital facility or system comprising a component of the public domain or infrastructure general fixed assets of the city or a building comprising a component of the general fixed assets of the city and (2) which, as of December thirty-first, nineteen hundred eighty-eight, or, as the result of any reconstruction or expansion after such date, has a replacement cost of at least ten million dollars and a useful life of at least ten years, or if purchased or constructed after such date, has an original cost of at least ten million dollars, and an original useful life of at least ten years; and (b) any other capital asset of the city designated by the mayor for the purposes of this section; provided, however, that it shall not include any asset which is leased to or otherwise under the cognizance and control of a public benefit corporation or which is otherwise covered, pursuant to state law, by requirements which are substantially similar to the requirements of this section.
b. Not later than October first of nineteen hundred eighty-nine, the head of each agency shall submit to the mayor, for each major portion of the capital plant for which the agency or any officer or employee thereof is responsible, the following information: the date of original acquisition or construction, the dates of any significant alterations or reconstructions, the original cost and original useful life, and the current replacement cost and remaining useful life. Such information shall be categorized by project type.
c. Not later than October first of nineteen hundred ninety, the head of each agency shall submit to the mayor an agency capital plant inventory presenting, for each major portion of the capital plant for which the agency or any officer or employee thereof is responsible, an update of the information required by subdivision b of this section as well as an assessment of its condition and a schedule, by year, of maintenance activities. The head of each agency shall submit amendments of such agency capital plant inventory to the mayor as necessary to ensure that such inventory, including the condition assessments and maintenance schedules, is complete, current and accurate. Such inventory and amendments thereto shall be categorized by project type.
d. Such maintenance schedules and amendments thereto, other than amendments reflecting the disposition or demolition of any portion of the capital plant, shall be prepared or reviewed by professional engineers or architects registered in the state of New York and such engineers or architects shall set forth in writing (1) their opinions as to the reasonableness and sufficiency of the activities set forth in such schedules for maintaining such portions of the capital plant and (2) their recommendations, if any, for changes in such schedules. Such opinions and recommendations shall be based upon commonly used standards for acceptable levels of maintenance, the performance and other specifications to which such portions of the capital plant were designed, and such other engineering or architectural standards as may be appropriate. Such professional engineers or architects may be officers or employees of the city of New York.
e. The mayor shall transmit copies of such agency capital plant inventories, and all amendments thereto, to the council, the comptroller and the city planning commission and shall ensure that all information from such inventories as amended, including the condition assessments and maintenance schedules, and the opinions and recommendations related to such maintenance schedules are centrally stored and accessible to such officials, the agencies involved and other interested parties.
f. Not later than the first day of October of each year, commencing in nineteen hundred ninety, the mayor shall transmit to the council estimates for the ensuing fiscal year and for each of the three succeeding fiscal years of the amounts, by agency and project type and, within project type, by personal services and other-than-personal services, necessary to maintain all major portions of the capital plant, consistent with the maintenance schedules on file with the mayor pursuant to subdivision e of this section. Such estimates shall be prepared or reviewed by the professional engineers or architects who prepared or reviewed such maintenance schedules or by professional engineers or architects registered in the State of New York and employed by the office of management and budget or the agencies involved. Such architects or engineers shall set forth in writing (1) their opinions as to the reasonableness of such estimates and whether such estimates have been logically derived from such maintenance schedules and (2) their recommendations, if any, for changes in such estimates. Such opinions and recommendations shall be centrally stored and accessible to any interested party.