; and (10) other relevant information, as determined by the Secretary. (c) Definitions In this section: (1) The term covered military installation means a military installation in Hawaii for which a Housing Requirements and Market Analysis has not been conducted during the three-year period preceding the date of the enactment of this Act. (2) The term Housing Requirements and Market Analysis has the meaning given such term in section 2837 of title 10, United States Code. (3) The term military installation has the meaning given such term in section 2801 of such title. 2875. Quarterly briefings on military construction related to the Sentinel intercontinental ballistic missile weapon system program (a) Briefing required Not later than 180 days after the date of the enactment of this Act, and every 90 days thereafter until the date that is five years after the date of the enactment of this Act, the Secretary of the Air Force shall provide to the Committees on Armed Services of the House of Representatives and the Senate a briefing on contracts for covered construction projects relating to the Sentinel intercontinental ballistic missile weapon system program. (b) Elements These briefings shall include at a minimum the following information: (1) An update on the Sentinel intercontinental ballistic missile weapon system program, including delays that may affect the timelines for covered construction projects. (2) An update on timelines and costs for covered construction projects, including details on land acquisitions for such projects. (3) An update on any site surveys conducted at the site for performance of the covered construction project, including new information about site conditions that may impact future contracts for covered construction projects. (4) With respect to any contract or subcontract (at any tier) for a covered construction project that is not a fixed-price contract, a description of the location of performance for such contract or subcontract. (5) With respect to any contract or subcontract (at