This contract is for on-call water resources engineering services, including floodplain delineation, scour studies, and hydraulic modeling. The contract has a term of 5 years, with the option to renew for an additional 4 years. The contract is a firm-fixed-price contract, with a pricing structure that includes all-inclusive pricing for services. The contractor is required to provide detailed invoices and to obtain prior approval for any changes to the scope of work. The contract also includes provisions for inspection and testing, acceptance of work, and termination. The key personnel for the contract include Dr. Brian Wahlin, Project and Contract Manager, and Kieran Sikdar, CFM, ENV SP, EIT. Some of the key projects that the contractor has worked on include the GI Standard Details and Specifications Development for Pima County, AZ, and the Flood Control District GI Training Workshop in Maricopa County, AZ.