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INDIAN RIVER COUNTY, FLORIDA MEMORANDUM TO: Jason E. Brown, County Administrator THROUGH: Richard B. Szpyrka, P.E., Public Works Director FROM: James W. Ennis, P.E., PMP, Asst. Public Works Director SUBJECT: Sector 5 Beach & Dune Restoration Project APTIM Amendment No. 1 to Work Order 2018029-4 (IRC -1923) DATE: December 3, 2019 DESCRIPTION AND CONDITIONS On April 3, 2018, the Board approved a contract with APTIM Environmental & Infrastructure, LLC (APTIM) for professional coastal engineering and biological support services related to the management and restoration of Sector 5 beach project area. The Sector 5 project area is a 3 -mile section of shoreline that extends just north of Tracking Station Beach Park south to the Gables Oceanfront Condominiums. The Sector 5 project area sustained damage from Hurricane Matthew (2016) and Hurricane Irma (2017) and is in need of a large-scale beach and dune nourishment project to.maintain protection to upland properties and infrastructure. On May 29, 2019 the Board approved Work Order No. 2018029-4, in the amount of $241,741.00, to provide professional services in support of construction administration and monitoring prior to, during, and after construction of the Sector 5 Beach Restoration Project. On December 10, 2019 the Board approved Change Order No. 1 in the amount of$1,879,240.02to Rio -Bak Corporation, to install an additional 83,100 tons of sand within the project limits of the Sector 5 Beach & Dune Restoration Project due to the impacts of Hurricane Dorian on September 3, 2019. The above Change Order to Rio -Bak impacted the original Work Order approved by the Board for the construction monitoring services being provided by APTIM. Due to the extra work being completed by Rio - Bak in a condensed time frame; Public Works Staff requested a cost proposal from APTIM for an amendment to- Work Order No. 2018029-4 in order to cover the additional construction monitoring services as a result of the unplanned Saturday and Sunday work operations in order to meet our project completion deadlines. The Consultant provided a costproposal of $54,479.25, to accomplish the additional construction monitoring services as detailed in proposed Amendment No. 1 to APTIM Work Order No. 2018029-4. County staff has reviewed the proposed cost for Amendment No.1 in the amount of $54,479.25 and found the cost to be in line with the current approved work order and existing professional services agreement. FUNDING: 107