Energy assessment means an analysis of total energy requirements of a building, which, within the scope of the proposed construction activity, and at a level of detail appropriate to that scope, considers the following:
(a) Overall design of the facility or modification, and alternative designs;
(b) Materials and techniques used in construction or rehabilitation;
(c) Special or innovative conservation features that may be used;
(d) Fuel requirements for heating, cooling, and operations essential to the function of the structure, projected over the life of the facility and including projected costs of this fuel; and
(e) Kind of energy to be used, including -
(1) Consideration of opportunities for using fuels other than petroleum and natural gas, and
(2) Consideration of using alternative, renewable energy sources.