3G - RESOLUTION AUTHORIZING AWARD OF A DESIGNATED PURCHASE PURSUANT TO SECTION 2-8.1(B)(3) OF THE COUNTY CODE BY A TWO-THIRDS VOTE OF THE BOARD MEMBERS PRESENT; AUTHORIZING ADDITIONAL EXPENDITURE AUTHORITY IN THE AMOUNT OF $4,605,710.00 FOR A TOTAL MODIFIED CONTRACT VALUE OF $29,991,754.00 FOR CONTRACT NO. RFP808; AND AUTHORIZING THE COUNTY MAYOR OR COUNTY MAYOR'S DESIGNEE TO EXECUTE SUPPLEMENTAL AGREEMENT NO. 5 ON BEHALF OF MIAMI-DADE COUNTY AND TO EXERCISE ALL PROVISIONS THEREIN, INCLUDING ANY CANCELLATION OR EXTENSIONS, PURSUANT TO SECTION 2-8.1 OF THE CODE OF MIAMI-DADE COUNTY, FLORIDA AND IMPLEMENTING ORDER 3-38; AND AUTHORIZING THE USE OF PEOPLE'S TRANSPORTATION PLAN BOND PROGRAM FUNDS OF UP TO $4,311,050.00 FOR THIS PROJECT WHICH WAS ADDED TO THE PEOPLE'S TRANSPORTATION PLAN IN MAY 2026(Transportation and Public Works)