436.19—Life cycle costs.
Life cycle costs are the sum of the present values of—
(a)
Investment costs, less salvage values at the end of the study period;
(b)
Non-fuel operation and maintenance costs:
(c)
Replacement costs less salvage costs of replaced building systems; and
(d)
Energy and/or water costs.
Code of Federal Regulations
[55 FR 48220, Nov. 20, 1990, as amended at 61 FR 32651, June 25, 1996]