AK. ID 21-2684 Consider adoption of an ordinance of the City of Denton, a Texas home-rule municipal corporation, authorizing the City Manager to execute a contract with Raba Kistner, Inc., for construction material testing and geotechnical investigation services for the Streets, Utilities, and Engineering Departments; providing for the expenditure of funds therefor; and providing an effective date (RFQ 7742 - awarded to Raba Kistner, Inc., for three (3) years, with the option for two (2) additional one (1) year extensions, in the total five (5) year not-to-exceed amount of $2,640,000).