Buffalo Creek Interceptor System
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Buffalo Creek Parallel Interceptor Phase II; Project No. 507-0636-24; Engineering Services Agreement - Final Engineering
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SUBJECT
recommendation
Authorize funding in the amount of $2,157,011 to HDR Engineering, Inc. for an engineering services agreement for the final design of the Buffalo Creek Parallel Interceptor Phase II project.
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PURPOSE
This project will allow for increased wastewater conveyance capacity in the Buffalo Creek Interceptor System by constructing the second phase of a parallel interceptor system along Buffalo Creek from Farm-to-Market Road (F.M.) 740 to the Buffalo Creek Lift Station to accommodate growth in the cities of Forney, Heath, and Rockwall.
RECOMMENDATION
The Executive Director and NTMWD staff recommend the Board of Directors authorize the Executive Director to execute an engineering services agreement (ESA) as follows:
Consultant:
HDR Engineering, Inc.
Scope:
Final Engineering Design
Project:
No. 507-0636-24, Buffalo Creek Parallel Interceptor Phase II
Amount:
$2,157,011
Committee:
This was an item on the September 24, 2025, Wastewater Committee meeting agenda
DRIVER(S) FOR THIS PROJECT
Strategic Objective:
1.2: Successfully Deliver Capital Program
1.4: Reliable and Resilient Systems
? Regulatory Compliance
? Asset Condition
? Capacity
? Redundancy/Resiliency
? Relocation or External Requests
? Operational Efficiency
? Safety
? Administrative
? Policy
? Other _____________
BACKGROUND
The 2021 Buffalo Creek Interceptor System Capacity Assessment and Assurance report recommends a new parallel interceptor to meet flow projections due to population growth in the cities of Forney, Heath, and Rockwall. Phase I (NTMWD Project No. 507-0484-17) extended from the Buffalo Creek Wastewater Treatment Plant to just north of F.M. 740, and the pipeline was placed in service in 2023...
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