2.-B. ID 25-429 Approve the Fourth Amendment to the Consultant Services Agreement with Carollo Engineers, Inc. of Fresno, California, to increase the total contract by an amount not to exceed $637,228, for a revised total contract amount not to exceed $3,801,877, with a remaining contingency amount not to exceed $374,000, all of which to be paid on a time and materials basis, and to extend the term of the agreement to December 31, 2027, for the Downtown Area Water and Wastewater Infrastructure Improvements Study. (Council District 3)