REGULAR MEETING OF THE WATER AND WASTEWATER COMMISSION WEDNESDAY, MARCH 11, 2026 – 4:00 P.M. AUSTIN WATER HEADQUARTERS WALLER CREEK CENTER 625 E 10TH STREET AUSTIN, TEXAS Some members of the Water and Wastewater Commission may be participating by videoconference. The meeting may be viewed online at: http://www.austintexas.gov/page/watch- atxn-live Public comment will be allowed in-person or remotely via telephone. Speakers may only register to speak on an item once either in-person or remotely and will be allowed up to three minutes to provide their comments. Registration no later than noon the day before the meeting is required for remote participation by telephone. To register to speak remotely, contact Vicky Addie, 512-972-0332, vicky.addie@austintexas.gov. CURRENT COMMISSIONERS: Chris Maxwell-Gaines, Chair (District 8) Amanda Marzullo (District 3) Alex Navarro (District 2) Shwetha Pandurangi (District 6) Mike Reyes (District 4) Evan Wolstencroft (District 5) CALL TO ORDER PUBLIC COMMUNICATION: GENERAL AGENDA Marcela Tuñón, Vice Chair (District 9) Vacant (Mayor) Alex Ortiz (District 7) Jesse Penn (District 1) Shannon Trilli (District 10) Speakers signed up to speak at the meeting being called to order will each be allowed a three- minute allotment to address their concerns regarding items not posted on the agenda. APPROVAL OF MINUTES 1. Approve the minutes of the Water and Wastewater Commission Regular meeting held February 18, 2026. DISCUSSION AND ACTION ITEMS 2. Recommend approval to authorize a contract for one-inch river rock for the waterline bedding material for Austin Water with Community Trucking LLC, for an initial term of two years with up to three one-year extension options in an amount not to exceed $1,500,000. Funding: $175,000 is available in the Operating Budget of Austin Water. Funding for the remaining contract term is contingent upon available funding in future budgets. 3. 4. 5. 6. 7. 8. 9. Recommend approval to authorize an amendment to the contract for engineering services for the Upper Harris Branch Interceptor project for Austin Water with Doucet & Associates, Inc., in the amount of $979,529 for a revised total contract amount not to exceed $4,044,907. Funding: $979,529 is available in the Capital Budget of Austin Water. Recommend approval to authorize a contract for engineering services for the Thousand Oaks Interceptor project for Austin Water with CAS Consulting and Services, Inc., in an amount not to exceed $4,000,000. Funding: $4,000,000 is available in the Capital Budget of Austin Water. Recommend approval to authorize an amendment to a contract …
WATER AND WASTEWATER COMMISSION REGULAR MEETING MINUTES Wednesday, February 18, 2026 The Water and Wastewater Commission convened in a regular meeting on February 18, 2026 at Waller Creek Center, 625 E 10th Street, Austin, Texas. Commission Members in Attendance: Chair Chris Maxwell-Gaines, Vice Chair Marcela Tuñón (remote), Alex Navarro (remote), Alex Ortiz (remote), Shwetha Pandurangi (remote), Jesse Penn, Mike Reyes, Shannon Trilli (remote), and Evan Wolstencroft Commission Members Absent: Amanda Marzullo Chair Maxwell-Gaines called the Water and Wastewater Commission to order at 4:07 p.m. PUBLIC COMMUNICATION: GENERAL None. APPROVAL OF MINUTES 1. Approval of minutes from the January 14, 2026 regular meeting of the Water and Wastewater Commission. The minutes from the Water and Wastewater Commission regular meeting held on January 14, 2026 were approved on Commissioner Penn’s motion and Commissioner Reyes’ second on a 9-0 vote with Commissioner Marzullo absent. DISCUSSION AND ACTION 2. Recommend approval to authorize a contract for construction services for the Merion Circle Water and Wastewater Pipeline Renewal for Austin Water with Packsaddle Management, LLC/Packsaddle Management, in the amount of $2,044,030 plus a $204,403 contingency, for a total contract amount not to exceed $2,248,433. Funding: $2,248,433 is available in the Capital Budget of Austin Water. Recommended on Commissioner Wolstencroft’s motion and Commissioner Penn’s second on a 9-0 vote with Commissioner Marzullo absent. 3. Recommend approval to authorize a contract for construction services for the Colony Park Water Pipeline Renewal for Austin Water and Austin Transportation and Public Works with HEI Civil Texas, LLC, in the amount of $7,126,352 plus a $712,636 contingency for a total contract amount not to exceed $7,838,988. Funding: $7,596,635 is available in the Capital Budget of Austin Water, $242,353 is available in the Capital Budget of Austin Transportation and Public Works. Recommended on Commissioner Wolstencroft’s motion and Commissioner Penn’s second on a 9-0 vote with Commissioner Marzullo absent. 4. Recommend approval to authorize additional expenditures for the construction contract for the Polybutylene Water Services Replacement Program project for Austin Water with Austin Underground Inc., to increase the amount by $366,015 for a revised total contract amount not to exceed $10,800,369. Funding: $366,015 is available in the Capital Budget of Austin Water. Recommended on Commissioner Wolstencroft’s motion and Commissioner Penn’s second on a 9-0 vote with Commissioner Marzullo absent. Page 1 of 2 5. Recommend approval of a contract for catalog parts, supplies, and repair services for Austin Water with Environmental Improvements …
Item 2 Water & Wastewater Commission: March 11, 2026 Council: March 12, 2026 Posting Language ..Title Recommend approval to authorize a contract for one-inch river rock for the waterline bedding material for Austin Water with Community Trucking LLC, for an initial term of two years with up to three one-year extension options in an amount not to exceed $1,500,000. Funding: $175,000 is available in the Operating Budget of Austin Water. Funding for the remaining contract term is contingent upon available funding in future budgets. ..Body Lead Department Austin Financial Services. Fiscal Note Funding in the amount of $175,000 is available in the Fiscal Year 2025-2026 Operating Budget of Austin Water. Funding for the remaining contract term is contingent upon available funding in future budgets. Procurement Language: Austin Financial Services issued an Invitation for Bids solicitation IFB 2200 DCG1024 for these goods. The solicitation was published on October 13, 2025, and closed on November 13, 2025. Of the six offers received, the bid submitted by the recommended contractor was the lowest responsive bids received. A complete solicitation package, including a tabulation of the bids received, is available for viewing on the City’s website. This information can currently be found at https://financeonline.austintexas.gov/afo/account_services/solicitation/solicitation_details.cfm?sid=1428 03. MBE/WBE: This solicitation was reviewed for subcontracting opportunities in accordance with City Code Chapter 2- 9B (Minority-Owned and Women-Owned Business Enterprise Procurement Program). For the goods required for this solicitation, there were no subcontracting opportunities; therefore, no subcontracting goals were established. Council Committee, Boards and Commission Action: March 11, 2026 - To be reviewed by the Water and Wastewater Commission. Additional Backup Information: The contract will provide one-inch river rock for Austin Water. Austin Water uses the river rock in the repair of waterlines as a bedding material for pipes to prevent sagging and movement of pipes once the repairs have been completed. The one-inch river rock is used to cover the waterlines which are wrapped in plastic to prevent tearing of the plastic cover. The contract will provide for both pickup by the City as well as delivery when necessary. The contract replaces a contract expiring June 9, 2026. Requested authorization is based on historical spending and departmental estimates of future needs. The recommended contractor is not the current provider for these goods. If the City is unable to secure a contract it could impact the life span of the repaired waterline. Item 2 Water & Wastewater Commission: …
Item 3 Water & Wastewater Commission: March 11, 2026 Council: March 26, 2026 Posting Language ..Title Recommend approval to authorize an amendment to the contract for engineering services for the Upper Harris Branch Interceptor project for Austin Water with Doucet & Associates, Inc., in the amount of $979,529 for a revised total contract amount not to exceed $4,044,907. Funding: $979,529 is available in the Capital Budget of Austin Water. ..Body Lead Department Austin Financial Services. Managing Department Austin Capital Delivery Services. Fiscal Note Funding is available in the Capital Budget of Austin Water. Procurement Language: Contract Amendment. MBE / WBE: Note: This contract was awarded in compliance with City Code 2-9A (Minority-Owned and Women-Owned Business Enterprise Procurement Program). Current participation to date is 5.54% MBE and 11.91% WBE. Prior Council Action: August 22, 2019 – Council approved a professional service agreement with Doucet & Associates, Inc. for the Upper Harris Branch Interceptor project. Council Committee, Boards and Commission Action: March 11, 2026 – To be reviewed by the Water and Wastewater Commission August 14, 2019 – Recommended by the Water and Wastewater Commission on a 10-0 vote with Commissioner Parton absent and Commissioner Penn recusing. Additional Backup Information: Austin Water’s wastewater collection system is fundamental for the conveyance of wastewater to its treatment plants. The wastewater collection system is a large and complex system, consisting of approximately 3,000 miles of wastewater mains and serving approximately one million customers. The Upper Harris Branch Wastewater Interceptor project will construct new wastewater lines that provide gravity relief to the Dessau Wastewater Treatment Plant and multiple lift stations in the Harris Branch basin, enhancing wastewater service to properties in the area. This amendment will provide funding for additional construction phase engineering services, specialty inspections, warranty, and close-out services for the Upper Harris Branch Wastewater Interceptor Phase 1 and additional engineering design services for the Phase 2 project. The previous City Council authorization provided design, bid, construction, and warranty engineering services for Phases 1 and 2 of the Upper Harris Branch Wastewater Interceptor Project. Item 3 Water & Wastewater Commission: March 11, 2026 Council: March 26, 2026 If this contract is not approved, the wastewater system will be at risk for sanitary sewer overflows during wet weather events due to inflow and infiltration in the Harris Branch basin. In addition, costly upgrades may be required at the Dessau Wastewater Treatment Plant due to increased demand …
Item 4 Water & Wastewater Commission: March 11, 2026 Council: March 26, 2026 Posting Language ..Title Recommend approval to authorize a contract for engineering services for the Thousand Oaks Interceptor project for Austin Water with CAS Consulting and Services, Inc., in an amount not to exceed $4,000,000. Funding: $4,000,000 is available in the Capital Budget of Austin Water. ..Body Lead Department Austin Financial Services. Managing Department Austin Capital Delivery Services. Fiscal Note Funding is available in the Capital Budget of Austin Water. Procurement Language: Austin Financial Services issued a Request for Qualifications solicitation RFQS 6100 CLMP388 for these services. The solicitation was issued on October 20, 2025, and closed on December 2, 2025. Of the nine offers received, the recommended contractor submitted the best evaluated responsive offer. A complete solicitation package, including a log of offers received, is available for viewing on the City’s website. This information can currently be found at https://financeonline.austintexas.gov/afo/account_services/solicitation/solicitation_details.cfm?sid=1433 43. MBE / WBE: This contract will be awarded in compliance with City Code Chapter 2-9A (Minority-Owned and Women- Owned Business Enterprise Procurement Program) by meeting the goals with 10.00% MBE and 17.00% WBE participation. Council Committee, Boards and Commission Action: March 11, 2026 – To be reviewed by the Water and Wastewater Commission. Additional Backup Information: Austin Water’s collection system is a large and complex system, consisting of approximately 3,000 miles of wastewater mains and serving approximately one million customers, and is fundamental for the transfer of the wastewater to Austin Water’s treatment plants. Due to deterioration from the harsh conditions of the wastewater environment, collection system assets require ongoing repair and replacement to prevent sanitary sewer overflows (SSOs). The Thousand Oaks Interceptor project will install approximately 7,500 linear feet of new wastewater line from the Bee Cave Lift Station to the Barton Creek Interceptor upstream of the Barton Spring Pool. This new wastewater main will run along Thousand Oaks Drive, Regents Park, Chatelaine Drive and Barton Skyway and was identified and selected for replacement based upon its physical condition, number of SSOs, and hydraulic inefficiencies. These new wastewater improvements will increase system resiliency and will also allow for decomissioning of the Bee Cave and Treemont Lift Stations. Construction of the new wastewater interceptor will require lane closures or traffic detours, impacting public transportation. Any necessary wastewater service outages will be communicated to allow customers sufficient notice and time to prepare. These outages are expected to …
Item 5 Water & Wastewater Commission: March 11, 2026 Council: March 26, 2026 Posting Language ..Title Recommend approval to authorize an amendment to a contract for a continued supply of sodium bisulfite for Austin Water with Kinetics Motorwerks LLC d/b/a Kinetic Motorwerks, LLC, to increase the amount by $300,000 for a revised total contract amount not to exceed $1,364,000 Funding: $300,000 is available in the Operating Budget of Austin Water. Funding for the remaining contract term is contingent upon available funding in future budgets. ..Body Lead Department Austin Financial Services. Fiscal Note Funding in the amount of $300,000 is available in the Fiscal Year 2025-2026 Operating Budget of Austin Water. Funding for the remaining contract term is contingent upon available funding in future budgets. Procurement Language: Contract Amendment. MBE/WBE: This contract was awarded in compliance with the City Code Chapter 2-9B (Minority-Owned and Women- Owned Business Enterprise Procurement Program). For the goods required for this solicitation, there were no subcontracting opportunities; therefore, no subcontracting goals were established. Prior Council Action: July 18, 2024 – Council approved a contract for 38% Sodium Bisulfite totes with Kinetics Motorwerks LLC d/b/a Kinetic Motorwerks, LLC. Council Committee, Boards and Commission Action: March 11, 2026 - To be reviewed by the Water and Wastewater Commission. Additional Backup Information: The contract will provide a continued supply of 38% sodium bisulfite which is essential to provide a backup system to Austin Water’s primary sulfur dioxide dosing system. The sodium bisulfite solution is necessary to reduce the residual chlorine in treated effluent before discharging the effluent into the Colorado River. Chlorine reduction is crucial to protect aquatic life and the environment. The additional contract authority will accommodate operational needs associated with the Walnut Creek Wastewater Treatment Plant expansion as the primary sulfur dioxide system will be taken offline. This additional contract authority is necessary to ensure continuity of required treatment processes while the City solicits a new contract. The requested authorization is based on historical spending and departmental estimates of future needs. Item 5 Water & Wastewater Commission: March 11, 2026 Council: March 26, 2026 Contract Details: Contract Term Initial Term Contract Amendment Contract Amendment Contract Amendment Contract Amendment Proposed Amendment Total Length of Term 3 years Contract Authorization $517,956 $76,000 $78,000 Requested Additional Authorization 1 year 1 year $190,198 $201,846 5 years $1,064,000 $300,000 $300,000 Revised Total Authorization $517,956 $76,000 $78,000 $190,198 $201,846 $300,000 $1,364,000 Note: Contract …
Item 6 Water & Wastewater Commission: March 11, 2026 Council: March 26, 2026 Posting Language ..Title Recommend approval to authorize a contract for construction services for the 2026 Austin Water Asphalt and Concrete Restoration for Austin Water with Alpha Paving, Inc., in the amount of $2,000,000 for an initial term of one year with four one-year extension option for a not to exceed amount of $10,000,000. Funding: $2,000,000 is available in the Operations and Maintenance Budget of Austin Water. ..Body Lead Department Austin Financial Services. Fiscal Note Funding is available in the Operations and Maintenance Budget of Austin Water. Procurement Language: Austin Financial Services issued an Invitation for Bids solicitation IFB 6100 CLMC1115 for these services. The solicitation was issued on December 15, 2025, and closed on January 15, 2026. Of the three offers received, the bids submitted by the recommended contractor was the lowest responsive bids received. A complete solicitation package, including a tabulation of the bids received, is available for viewing on the City’s website. This information can currently be found at https://financeonline.austintexas.gov/afo/account_services/solicitation/solicitation_details.cfm?sid=1425 96. MBE / WBE: This contract will be awarded in compliance with City Code Chapter 2-9A (Minority-Owned and Women- Owned Business Enterprise Procurement Program) by meeting the goals with 7.66 MBE and 1.22 WBE participation. Council Committee, Boards and Commission Action: March 11, 2026 – To be reviewed by the Water and Wastewater Commission. Additional Backup Information: Austin Water (AW) operations and maintenance crews repair existing water or wastewater pipeline infrastructure and, in the process, may excavate or impact a paved surface. After the infrastructure repairs, AW crews perform a temporary repair of the impacted paved surface, and a follow up work order is created for the permanent pavement repair. Most permanent pavement repairs are handled by Austin Transportation and Public Works (ATPW) under a Service Level Agreement with AW. Permanent pavement repairs usually happen within 90 days after the initial infrastructure work. If they are not finished within that time, the repair is marked as backlogged until completed. The purpose of the contract is to reduce the backlog of outstanding permanent pavement repair work orders and improve the response time for future permanent pavement repair work orders. The repairs may include concrete-related repairs to curbs and gutters, sidewalks, driveways, and asphalt-related pavement repairs in the public right-of-way. In addition, repairs of paved surfaces and driveways on AW properties may also be occasionally assigned to …
Item 7 Water & Wastewater Commission: March 11, 2026 Council: March 26, 2026 Posting Language ..Title Recommend approval to authorize an amendment to the City’s cost participation with the developer, United Properties Development, LLC, to increase the City’s share of the cost to design and construct oversized wastewater interceptors by $4,422,750 for a total amount not to exceed $9,500,000, as approved by Council for Service Extension Request No. 5132R which will provide wastewater service to a proposed mixed-use development located at East Howard Lane and SH 130. Funding: $9,500,000 is available in the Fiscal Year 2025-2026 Capital Budget of Austin Water. Fiscal Note Funding is available in the Fiscal Year 2025-2026 Capital Budget of Austin Water. Prior Council Action: April 18, 2024 - Council authorized a cost reimbursement agreement for an amount not to exceed $5,077,250. Council Committee, Boards and Commission Action: March 11, 2026 – To be reviewed by the Water and Wastewater Commission. Additional Backup Information: The Howard Lane Industrial - West project consists of approximately 94 acres of land located north and south of East Howard Lane and west of SH 130 (Property). The Property is located entirely within the City’s 2-mile Extra-Territorial Jurisdiction, Impact Fee Boundary, Austin Water’s service area, the Desired Development Zone, and the Gilleland Watershed. A map of the Property is attached. United Properties Development, LLC (Applicant) is proposing to develop approximately 398,000 sq. ft. of industrial warehouse space, 8,150 sq. ft. of retail space, 7,700 sq. ft. of restaurant space, and 710 multifamily units. Service Extension Request (SER) No. 5132R was submitted and approved to extend City wastewater service to the Property. Manville Water Supply Corporation will provide retail water service to the Property. The Applicant has been delegated authority to act on behalf of three adjacent projects (SER-5133R, SER- 5260, and SER-5051; the “Adjacent Projects”) to design and construct the common wastewater improvements required to provide wastewater utility service to each respective project. The project entails construction of approximately 4,200 feet of 36-inch wastewater interceptor, 4,450 feet of 30-inch wastewater interceptor, and 4,720 feet of 24-inch wastewater interceptor. The proposed wastewater improvements will be conveyed to the City for the City’s ownership, operation, and maintenance. These wastewater improvements were oversized and required by the City in order to serve additional properties within the Gilleland drainage basin consistent with the City’s long range planning goals for this area. The City will reimburse …
Item 8 Water & Wastewater Commission: March 11, 2026 Council: April 9, 2026 Posting Language ..Title Recommend approval to authorize negotiation and execution of an emergency water agreement with the City of Round Rock (Round Rock) for the City of Austin’s provision of emergency water service to a portion of Round Rock’s service area. Fiscal Note This item has no fiscal impact. Council Committee, Boards and Commission Action: March 11, 2026 - to be reviewed by the Water and Wastewater Commission. Additional Backup Information: The City of Round Rock (Round Rock) currently provides potable water service within its service area by means of a water treatment plant, pumping facilities, and a distribution system owned and operated by Round Rock. The City of Austin (Austin) does not provide wholesale water service to Round Rock. A previous interlocal agreement provided an interconnect between the Austin and Round Rock systems. While that agreement was terminated and the connection remained unused, the interconnect was recently relocated due to a construction project requiring the relocation of an existing waterline. Austin and Round Rock now desire to update this interlocal agreement to formally document the return of this interconnect as a metered point of connection. It will serve as a secondary source of potable water upon request by Round Rock in the event of an emergency. The designated point of connection is located at 2801 County Road 172. Major requirements of the emergency water contract include: Service is provided only for specifically defined events such as Acts of God or similar sudden unforeseen and unpreventable catastrophic conditions Service duration is temporary, no longer than two-weeks Approval by the Director of Austin Water is required The contract term is ten years Round Rock will pay for any use of water during the defined emergency event Austin has determined that it has the capacity to serve an emergency interconnection under certain limited conditions to provide a temporary secondary source of a potable water supply to the Round Rock system during an emergency without causing a substantial degradation of the service provided to Austin’s water customers and that it would serve the public interest to provide such emergency service.
Item 9 Water & Wastewater Commission: March 11, 2026 Council: April 9, 2026 Posting Language Recommend approval to authorize a contract for construction services for the Cameron Road Wastewater Improvements with Santa Clara Construction, Ltd. in the amount of $ 8,974,202.00 plus a $897,420.20 contingency for a total contract amount not to exceed $9,871,622.20 Funding: Funding is available in the Capital Budget of Austin Water. Lead Department Austin Financial Services. Amount and Source of Funding Funding is available in the Capital Budget of Austin Water. Purchasing Language: Austin Financial Services issued an Invitation for Bids solicitation IFB 6100 CLMC1144 for these services. The solicitation published on November 10, 2025. and closed on January 8, 2026. Of the four offers received, the bids submitted by the recommended contractors were the lowest responsive bids received. A complete solicitation package, including a tabulation of the bids received, is available for viewing on the City’s website. This information can currently be found at: https://financeonline.austintexas.gov/afo/account_services/solicitation/solicitation_details.cfm?sid=14349 4 MBE/WBE Note: This contract will be awarded in compliance with City Code Chapter 2-9A (Minority-Owned and Women-Owned Business Enterprise Procurement Program) by meeting the goals with 7.9% MBE and 1.17% WBE participation. Council Committee, Boards and Commission Action: March 11, 2026 – To be reviewed by Water and Wastewater Commission Additional Backup Information: Austin Water’s collection system is a large and complex system, consisting of approximately 3,000 miles of wastewater mains and serving approximately one million customers, and is fundamental for the transfer of the wastewater to Austin Water’s treatment plants. Due to deterioration from the harsh conditions of the wastewater environment, collection system assets require ongoing repair and replacement to prevent sanitary sewer overflows (SSOs). The Cameron Road Wastewater Improvement project will install approximately 7,900 linear feet of new 8, 12, 18, and 24-inch wastewater lines in the area bound by Hwy 290, IH-35, and Cameron Road. In addition, this project includes approximately 1,800 linear feet of 8- and 16-inch new waterlines within the project area. This project will relieve the existing wastewater capacity bottleneck by providing additional capacity for existing flows and future growth in the area, reducing the risk of sanitary sewer overflows and increasing system resiliency. This item includes two allowances. The allowance of $60,000 will be used to address any potentially contaminated water or soil found during construction. The allowance of $70,000 will be used to relocate a private electrical line that may be …
Item 10 Water & Wastewater Commission: March 11, 2026 Council: April 9, 2026 Posting Language Recommend approval to authorize an amendment to the contracts for engineering services for the 2019 Small Scale Water and Wastewater Facilities Engineering Services Rotation List with BGE, Inc. dba Brown & Gay Engineers, Inc., Gannett Fleming, Inc., H.W. Lochner, Inc. dba K. Friese & Associates, LLC, Kennedy/Jenks Consultants, Inc., Walker Partners, LLC, and Weston Solutions, Inc., to increase the amount by $9,500,000 for a revised total contract amount not to exceed $20,000,000. Funding: Funding is available in the Capital Budget of Austin Water. Funding for the remaining contract term is contingent upon available funding in future budgets. Lead Department Austin Financial Services Managing Department Austin Financial Services Amount and Source of Funding Funding is available in the Capital Budget of Austin Water. Funding for the remaining contract term is contingent upon available funding in future budgets. Procurement: Contract Amendment MBE/WBE This amendment will be awarded in compliance with City Code 2-9B (Minority-Owned and Women-Owned Business Enterprise Procurement Program). Current participation to date is 1.04% MBE and 3.79% WBE. Prior Council Action: May 23, 2019 – Council approved a professional service agreement with six firms for the 2019 Small Scale Water and Wastewater Facilities Engineering Services Rotation List. Council Committee, Boards and Commission Action: March 11, 2026 – To be reviewed by the Water & Wastewater Commission. May 8, 2019 – No Recommendation by the Water & Wastewater Commission due to a lack of votes. Commissioner Schmitt motioned to approve, Commissioner Ho second. Commissioners Moriarty, Schmitt, and Ho approved; Commissioners Penn, Lee, Turrieta, Williams and Michel recused, and Commissioners Castleberry, Parton and Grant were absent. Additional Backup Information: As a standard business practice, the City routinely engages the services of professional engineering firms to perform analysis, design, and support services associated with construction or improvement of City capital assets. Rotation List contracting allows the City to always have a group of qualified consultants available to perform a specific type of recurring work in a timely manner to meet the project and operational needs of the City. Austin Water is requesting additional authority to complete design and construction-phase support for multiple active capital improvement projects currently underway at City-owned water and wastewater facilities. The contract supports work at the Southland Oaks Lift Station, River Place Wastewater Treatment Plant, Hornsby Bend Biosolids Management Facility, Ullrich Water Treatment Plant, …
Item 11 Water & Wastewater Commission: March 11, 2026 Council: April 9, 2026 Posting Language Recommend approval to authorize a contract for construction services for the Astor Place Water and Wastewater Pipeline Rehabilitation with Facilities Rehabilitation, Inc., in the amount of $6,498,246 plus a $649,825 contingency for a total contract amount not to exceed $7,148,071. Funding: Funding is available in the Capital Budget of Austin Water. Lead Department Austin Financial Services. Managing Department Austin Capital Delivery Services. Amount and Source of Funding Funding is available in the Capital Budget of Austin Water. Procurement: Austin Financial Services issued an Invitation for Bids solicitation IFB 6100 CLMC1136 for these services. The solicitation was issued on October 20, 2025, and closed on January 8, 2026. Of the five offers received, the bid submitted by the recommended contractor was the lowest responsive bid received. A complete solicitation package, including a tabulation of the bids received, is available for viewing on the City’s website. This information can currently be found at https://financeonline.austintexas.gov/afo/account_services/solicitation/solicitation_details.cfm?sid=143160 MBE/WBE This contract will be awarded in compliance with City Code Chapter 2-9A (Minority-Owned and Women- Owned Business Enterprise Procurement Program) by meeting the goals. Council Committee, Boards and Commission Action: March 11, 2026 – To be reviewed by Water and Wastewater Commission Additional Backup Information: The Astor Place Water and Wastewater Pipeline Rehabilitation Project is part of the Renewing Austin Program. The Renewing Austin Program is an ongoing effort to replace and upgrade deteriorated and aging water mains with a documented history of multiple breaks and are in poor condition and impact service delivery. In addition, the program coordinates and includes wastewater lines in poor condition in need of replacement within the project area. This project consists of repairing and replacing existing water and wastewater mains located within the area to the southwest of East Martin Luther King Jr. Boulevard. and Springdale Road. Water system renewal includes approximately 6,300 linear feet of 8-inch and 12-inch mains along with service lines to individual properties and associated appurtenances. Wastewater system renewal includes approximately 5,700 linear feet of 8-inch main, manholes, and service lines to individual properties. Due to the potential for encountering unknown subsurface conditions, a 10% contingency in funding has been included to allow for the expeditious processing of any change orders to cover any unforeseen construction costs associated with the project. The project will require various lane closures in order to facilitate …
Item 12 Water & Wastewater Commission: March 11, 2026 Council: March 12, 2026 Posting Language ..Title Recommend approval to authorize an amendment to the construction contract for the Walnut Creek Wastewater Treatment Plant Expansion to 100 Million Gallons per Day (MGD) Project with MWH Constructors Inc., to increase the contingency by $600,000,000, for a revised total contract amount not to exceed $1,500,000,000. Funding: $600,000,000 is available in the Capital Budget of Austin Water. ..Body Lead Department Financial Services Department. Managing Department Capital Delivery Services. Fiscal Note Funding is available in the Capital Budget of Austin Water. Procurement Language: Contract Amendment. MBE / WBE: This contract was awarded in compliance with City Code 2-9A (Minority-Owned and Women-Owned Business Enterprise Procurement Program). Current participation to date is 9.95% MBE and 7.32% WBE. Prior Council Action: December 8, 2022 – City Council approved Construction Manager-at-Risk methodology May 30, 2024 – City Council authorized negotiation and execution of a contract for pre-construction and construction services for the Walnut Creek Wastewater Treatment Plant Expansion to 100 Million Gallons per Day project with MWH Constructors Inc. in an amount not to exceed $900,000,000. Council Committee, Boards and Commission Action: March 11, 2026 – To be reviewed by the Water and Wastewater Commission. Additional Backup Information: The Walnut Creek Wastewater Treatment Plant (WWTP) is undergoing an expansion from its current permitted capacity of an average daily flow of 75 million gallons per day (MGD) and a 2-hour peak flow of 165 MGD to an average daily flow of 100 MGD and a 2-hour peak flow of 300 MGD. This expansion is needed based on projected future flows of wastewater into the plant, in accordance with Texas Commission on Environmental Quality (TCEQ) regulations and the requirements of Texas Administrative Code. The construction is scheduled for completion in 2032. The Walnut Creek WWTP Expansion to 100 MGD is a large-scale, highly complex project involving multiple distinct work areas, intricate site utilities and connections, and the rehabilitation and upgrade of existing treatment trains—all under a critical schedule with potential regulatory implications. To effectively manage these complexities and risks, the Construction Manager-at-Risk (CMR) delivery method was approved by City Council on December 8, 2022. The opinion of construction cost estimate of $900,000,000 was set at that time based on the preliminary engineering report. Unlike the traditional design- bid- build method of project delivery, when delivering a project using the CMR method, …
Item 13 Water & Wastewater Commission: March 11, 2026 Council: March 12, 2026 Posting Language ..Title Recommend approval of a resolution authorizing the City Manager to increase the amount of a low-interest loan from an amount not to exceed $446,842,000 to an amount not to exceed $1,000,000,000 from the United States Environmental Protection Agency’s Water Infrastructure Finance and Innovation Act loan program for the Walnut Creek Wastewater Treatment Plant expansion and enhancements projects. Funding is contingent upon available funding in future Austin Water operating budgets. Fiscal Note Funding is contingent upon available funding in future Austin Water operating budgets. Prior Council Action: July 18, 2024 – Council authorized the City Manager to apply for a low-interest loan for up to $446,842,000 from the United States Environmental Protection Agency’s Water Infrastructure Finance and Innovation Act loan program for the Walnut Creek Wastewater Treatment Plant expansion and enhancements projects and authorized payment of an application fee of $100,000. Council Committee, Boards and Commission Action: July 17, 2024 – Water and Wastewater Commission recommended that the City Manager be authorized to apply for a low-interest loan for up to $446,842,000 from the United States Environmental Protection Agency’s Water Infrastructure Finance and Innovation Act loan program for the Walnut Creek Wastewater Treatment Plant expansion and enhancements projects and pay an application fee of $100,000. March 11, 2026 – To be reviewed by the Water and Wastewater Commission. Additional Backup Information: Council previously authorized the City Manager to apply for up to $446,842,000 funding from the United States Environmental Protection Agency (USEPA) for a federal low-interest loan with a term not to exceed 35 years as part of the USEPA’s Water Infrastructure Finance and Innovation Act (WIFIA) loan program for the Walnut Creek Wastewater Treatment Plant (WWTP) expansion and enhancements projects. Since that authorization, construction cost estimates have increased to approximately $1,500,000,000. To maximize the WIFIA program’s funding limit, this action authorizes the City Manager to apply for an additional $553,158,000 from WIFIA funding. If approved, the total loan authorization amount will increase to $1,000,000,000, which includes an option to capitalize interest to smooth borrowing costs related to the Walnut Creek WWTP expansion and enhancements projects. Walnut Creek WWTP is permitted to treat and discharge an average daily flow of 75 million gallons per day (MGD) and a two-hour peak flow of 165 MGD. Treated plant effluent is discharged into the Colorado River. A portion …
Walnut Creek Wastewater Treatment Plant Expansion and Modernization Charles Celauro, P.E. Austin Water Assistant Director of Engineering Services Water & Wastewater Commission March 11, 2026 Wastewater Treatment Plants 1977 population 321,900 Walnut Creek Wastewater Plant constructed at 18 MGD Expansions of Walnut Creek WWTP in 1987, 1990, 2005 based on population growth 1986 population 447,342 South Austin Regional Wastewater Plant constructed at 75 MGD 2025 population 1,035,002 Walnut Creek Wastewater Plant expansion to 100 MGD Walnut Creek Wastewater Treatment Plant South Austin Regional Wastewater Treatment Plant 2 Expansion and Modernization Upgrade existing facilities for new treatment process (Biological Nutrient Removal or BNR) Construct new facilities for BNR Construct new facilities for 25 MGD expansion 3 Construction Manager-at-Risk Delivery December 8, 2022 – Council approved Construction Manager-at-Risk (CMAR) methodology Mitigates risks with collaborative approach to phasing and construction bid packages, identifying constructability approach for a complex project, maintaining continuous plant operations, and conducting value engineering during design. 4 CMAR Contract Execution May 30, 2024 –Council authorized negotiation and execution of a contract for pre-construction and construction services for the Walnut Creek Wastewater Treatment Plant Expansion to 100 Million Gallons per Day with MWH Constructors Inc. in the amount of $900,000,000. The $900 million contract amount was based on Preliminary Engineering. 5 CMAR Benefits – Preconstruction Services Collaboration: Enhancing the level of detail in construction drawings and technical specifications. Constructability: Performing thorough constructability reviews to ensure efficiency and quality. Continuous Service: Supporting development of Maintenance of Plant Operation (MOPO) plans. Scheduling: Identifying construction sequencing for smooth execution. Value Engineering: Exploring cost-saving opportunities to maximize value. Cost Refinement: Continuing to refine Opinion of Probable Construction Cost for accuracy. Bid Packages: Preparing Guarantee Maximum Price (GMP) bidding documents in a phased approach. 6 Guarantee Maximum Price Progress In Construction GMP 1 Key Rehabilitation Projects In Construction GMP 2 Mobilization Site Services In Construction GMP 3 Long Lead Items Early Work Package GMP 4 GMP 1 Contract Award GMP 4 Flood Wall GMP 7 Bidding Phase Bid Date: 12-18-2025 GMP 5 25 MGD Expansion GMP 6 Bidding Phase Bid Date: 2-26-2026 GMP 6 Peak Wet Weather Flow Facilities 90% Design GMP 7 75 MGD Existing Plant Modifications PTC 60% Design GMP 8 Outfall Pipe GMP 2 GMP 5 7 Project Schedule GMPs Scope GMP 1 Key Rehabilitation Projects GMP 2 Mobilization Site Services GMP …
