3K - Approve Underline Phase 3 Engineering Agreement

RESOLUTION AUTHORIZING THE COUNTY MAYOR OR COUNTY MAYOR'S DESIGNEE TO EXECUTE SUPPLEMENTAL AGREEMENT NO. 1 BETWEEN CALVIN, GIORDANO & ASSOCIATES, INC. AND MIAMI-DADE COUNTY (COUNTY) FOR PROFESSIONAL SERVICES AGREEMENT FOR CONSTRUCTION, ENGINEERING, AND INSPECTION SERVICES FOR THE UNDERLINE PHASE 3 — SEGMENTS 3 TO 9 — (CONTRACT NO. CIP235-DTPW21-CEI, ISD PROJECT NO. E21-DTPW-01); INCREASING THE MAXIMUM CONTRACT VALUE TO $8,252,721.83 AND INCREASING THE CONTRACT TERM TO 1,654 NON-COMPENSABLE CALENDAR DAYS AND AUTHORIZING THE COUNTY MAYOR OR COUNTY MAYOR'S DESIGNEE TO EXECUTE SAME AND TO EXERCISE THE RIGHTS CONTAINED THEREIN(Transportation and Public Works)