; and (2) represents a more economical method for provision of health care facility than a traditionally constructed health care building. (b) Establishment The Secretary, acting through the Service, shall establish a demonstration program under which the Secretary shall award no less than 3 grants for purchase, installation and maintenance of modular component health care facilities in Indian communities for provision of health care services. (c) Selection of locations (1) Petitions (A) Solicitation The Secretary shall solicit from Indian tribes petitions for location of the modular component health care facilities in the Service areas of the petitioning Indian tribes. (B) Petition To be eligible to receive a grant under this section, an Indian tribe or tribal organization must submit to the Secretary a petition to construct a modular component health care facility in the Indian community of the Indian tribe, at such time, in such manner, and containing such information as the Secretary may require. (2) Selection In selecting the location of each modular component health care facility to be provided under the demonstration program, the Secretary shall give priority to projects already on the Indian Health Service facilities construction priority list and petitions which demonstrate that erection of a modular component health facility— (A) is more economical than construction of a traditionally constructed health care facility; (B) can be constructed and erected on the selected location in less time than traditional construction