; 131 Stat. ____) for Fort Belvoir, Virginia, for additions and alterations to the National Guard Readiness Center, the Secretary of the Army may construct a new readiness center. 2613. Additional authority to carry out certain fiscal year 2019 project (a) Project authorization The Secretary of the Navy may carry out a military construction project to construct a 50,000 square foot reserve training center, 6,600 square foot combat vehicle maintenance and storage facility, 2,400 square foot vehicle wash rack, 1,600 square foot covered training area, road improvements, and associated supporting facilities, and may acquire approximately 8.5 acres of adjacent land and obtain necessary interest in land at Pittsburgh, Pennsylvania, in the amount of $17,650,000. (b) Use of unobligated prior-Year Navy military construction reserve funds The Secretary may use available, unobligated Navy military construction reserve funds for the project described in subsection (a). (c) Congressional notification The Secretary of the Navy shall provide information in accordance with section 2851(c) of title 10, United States Code, regarding the project described in subsection (a). If it becomes necessary to exceed the estimated project cost, the Secretary shall utilize the authority provided by section 2853 of such title regarding authorized cost and scope of work variations. XXVIII Military Construction General Provisions 2801. Extension of temporary, limited authority to use operation and maintenance funds for construction projects in certain areas outside the United States Section 2808 of the National Defense Authorization Act for Fiscal Year 2004 (division B of Public Law 108–136 ; 117 Stat. 1723), as most recently amended by section 2804 of the National Defense Authorization Act for Fiscal Year 2017 ( Public Law 114–328 ), is further amended— (1) in subsection (c)(1)— (A) by striking $100,000,000 and inserting $200,000,000 ; (B) by striking October 1, 2017 and inserting October 1, 2018