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Water & Wastewater Commission Review and Recommendation Mobility COA Strategic Direction: August 21, 2020 Commission Meeting Date: Council Meeting Date: Department: Public Works August 27, 2020 Client: Aldo Ranzani, Kevin Koeller, Shay Roalson, Wale Odufuye Agenda Item Recommend approval of an amendment to the interlocal agreement with Williamson County for relocation and adjustments of existing water lines and appurtenances in conflict with Williamson County Roadway Improvements in the area known as Forest North Phase 2 & 3, to increase Austin’s contribution for design and construction costs by $1,169,651.35 for a total not to exceed $2,265,846.50. (District 6) Funding is available in the Fiscal Year 2019-2020 Capital Budget of Austin Water. Amount and Source of Funding February 25, 2016 - Approved authorization to negotiate and execute an Interlocal Agreement (ILA) with Williamson County for relocation and adjustments of existing water lines and appurtenances in conflict with Forest North Area Roadway Improvements, in the total ILA amount not to exceed $1,096,195.15 for design and construction costs. August 21, 2020 – To be reviewed by Water and Wastewater Commission. Purchasing Language: N/A Prior Council Action: Boards and Commission Action: MBE/WBE: N/A  This project is for relocation and adjustments of existing water lines in conflict with Williamson County Roadway Improvements in the area known as Forest North Phase 2 & 3. The work consists of upsizing and relocating approximately 787 linear feet of 6- inch and 8235 linear feet of 8-inch existing water lines and appurtenances. Forest North project requires the relocation of water mains, water service lines, and gate valves for the Forest North Neighborhood and is organized into seven improvement zones based on roadways in the zone. The project also provides an opportunity for Austin Water to replace existing asbestos pipe and upgrade its existing infrastructure to better serve the growing Austin Water customers in the area. The replacement and relocation lines will be constructed by Williamson County as part of the project and funded by Austin Water. This amendment replaces the Interlocal Agreement approved by Council on February 25, 2016 (20160225-006) as costs increased due to Williamson County expanded road improvement scope and added phase 3 to phase 2 improvements. The original Interlocal Agreement authorized Austin Water to pay Williamson County an estimated amount not to exceed $1,096,195.15. The additional funding being requested is for $1,169,651.35 (Construction - $913,971.90, Design - $147,782.00 and 5% contingency $107,897.45). The additional funds requested will fund the entire project through construction completion. The construction of the roadway improvement in Williamson County has already begun. This project is managed by the Public Works Department. This project is located within zip code 78729. (District 6)  Forest North 3 Phase Water Line Relocation. CIP# 3212.147 PROJECT LOCATION (highlighted in yellow)