TESTING MATERIALS

The Florida Department of Transportation has entered into a professional services agreement with Tierra, Inc. for Geotechnical Design Support Consultant continuing services under contract CB175. This agreement establishes a framework for geotechnical expertise, incorporating a specific scope of services and a method of compensation. The contract includes a liability insurance requirement of 300,000 dollars and utilizes a network of authorized subconsultants, which has expanded over time to include Ardaman and Associates, Terracon Consultants, Amdrill, Inc., and Madrid Engineering Group, Inc. The contract has undergone several administrative updates and funding adjustments through 2026. Multiple amendments have been executed to perform corrective actions on loaded labor rates and unit rates for various job classes and equipment, such as geo-clearing equipment. Financial authorizations include a budgetary ceiling of 5,000,000 dollars, with a specific funding increase of 206,000 dollars approved under Amendment W001 for Financial Project 19829613202.