M-6 - Engineer Report

PROJECT UPDATE  A Review of MSA Projects in Your Community City of Tiffin, IA CLIENT LIAISONS: Kevin Bailey, PE / Jake Huck, P.E. Office: 319.364.4773 Cell(s): 319.855.8392/ 563.542.6571 [email protected] / [email protected] DATE: September 30, 2022 ENGINEERING SERVICES Upcoming Projects A summary of major upcoming infrastructure projects is listed below. Major Upcoming Description Next Steps/Schedule Infrastructure Project Wastewater Treatment The current wastewater treatment facility (WWTF) has a Final Compliance with NPDES Improvements chloride compliance schedule. There is not any wastewater Permit required October 1, 2025. treatment equipment/processes designed to remove chloride so typically source control is the only economical means of MSA and City staff met to meeting compliance. The existing treatment facility is at about discuss the findings. MSA has 50% capacity. However, if the past growth rate continues an prepared a proposed schedule expansion will be required in the next 6-8 years. for wastewater treatment, water treatment and water supply improvement projects. Water System Scope includes additional capacity (wells and water treatment Improvements plant expansion) and new water tower. It is our understanding that a new well is the process of being drilled. However, the MSA and City staff met to existing treatment plant only has capacity to treat the existing discuss the findings. MSA has wells and the new well will provide redundancy should one of prepared a proposed schedule the existing wells be out of service. We are evaluating for water treatment, wastewater treatment process that would be capable of eliminating treatment and water supply chlorides to achieve compliance with the future chloride limit at improvement projects. the WWTF. Future expansion will also likely be required if the past growth rate continues (similar to the WWTF). Park Road Improvements We understand this is a high priority project with the City to Design 2023/Construction 2024 relieve congestion on the old 2-lane section of roadway. MSA remains available for planning and design of the final phase of Park Road from near Aster Drive to Hwy 6 when funding becomes available. Highway 6 - City of Tiffin Scope is to develop a concept and cost estimate for Highway 6 MSA submitted preliminary Park Road roundabout to from 900’ west of the roundabout at Park Road west to Main concepts to the IowaDOT. Upon Main Street improvements Street. The concept and cost estimate will be used to determine receipt of the IowaDOT’s review type of IowaDOT project and potential funding for construction. comments, MSA will make necessary revisions and prepare an estimate of construction cost. PROJECT UPDATE Page 1 of 2