The legislative budget office shall prepare and submit to each regular session of the legislature a “capital expense and development” budget based on information furnished as herein provided by the office of general services, plus such other information as may be obtained. The said budget shall contain an estimate of the immediate and the long term capital needs of each state department, agency, institution, and each junior college. Such budget shall include a description of the buildings and other facilities which are recommended as needed at each institution, along with an estimate of the cost. The budget shall also include a suggested method of financing the immediate needs. “Immediate needs” shall be construed to mean: buildings, major improvements, and other facilities required for the proper functioning of the institution for the next year. “Long range” needs shall be construed to mean: buildings, major improvements, and other facilities of a similar nature which may be required at some indefinite date in the future.