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Muddy Creek Wastewater Treatment Plant Expansion to 12.5 MGD and Operations Building Improvements; Project Nos. 310-0592-21 and 310-0535-19;
Tabulation of Bids and Award of Contract, Engineering Services Agreement, and Internal Inspection Services
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SUBJECT
recommendation
Authorize award of a construction contract, engineering services agreement, and internal inspection services for the Wastewater Treatment Plant (WWTP) Expansion to 12.5 million gallons per day (MGD) and Operations Building Improvements projects.
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PURPOSE
Address constraints in the existing facilities to improve the reliability of the existing WWTP and expand the WWTP capacity to meet the growth projections consistent with the 2021 Master Plan and 2022 Preliminary Engineering Report, which will reduce the risk of permit exceedances from peak wet weather events and expand the treatment capacity to meet the needs of the customers in the Cities of Wylie and Murphy.
RECOMMENDATION
The Executive Director and NTMWD staff recommend the Board of Directors authorize the award of a contract as follows:
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Contractor: |
Eagle Contracting, LLC |
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Consultant: |
Garver, LLC |
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Scope: |
Construction Contract, Engineering Services during Construction, and Internal Inspection Services |
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Project: |
No. 310-0592-21 and 310-0535-21, Muddy Creek Wastewater Treatment Plant (WWTP) Expansion to 12.5 MGD and Operations Building Improvements |
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Amount: |
$72,918,084 for construction contract $2,883,566 for engineering services agreement $2,164,980 for internal inspection services |
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Strategic Objective: |
1.4 Reliable and Resilient Systems |
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Committee: |
This will be an item on the April 24, 2024, Wastewater Committee meeting agenda |
DRIVER(S) FOR THIS PROJECT
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☒ Regulatory Compliance (pre-emptive) |
☒ Asset Condition |
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☒ Capacity |
☐ Redundancy/Resiliency |
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☐ Relocation or External Requests |
☐ Operational Efficiency |
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☐ Safety |
☐ Administrative |
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☐ Policy |
☐ Other _____________ |
BACKGROUND
PROJECT PURPOSE
• Address hydraulic constraints within the existing treatment plant to improve its reliability.
• Expand the plant capacity to 12.5 million gallons per day (MGD) to meet the growth projections in the 2021 Master Plan and 2022 Preliminary Engineering Report
• Supervisory Control and Data Acquisition (SCADA) improvements identified as high priority in the 2021 Wastewater SCADA Master Plan.
• The construction of Project No. 310-0535-19, Muddy Creek WWTP Operations Building Improvements (designed by Huitt-Zollars, Inc.) is combined with Project No. 310-0592-21 for efficiencies and to avoid multiple contractors on the site.
PROJECT COMPONENTS
• Flow meter vaults for the 54-inch and 48-inch influent flow gravity lines
• Modifications to the existing Influent Pump Station (IPS) and 42-inch parallel force main
• Modifications to existing primary clarifier splitter box
• Primary clarifier and primary sludge pump station
• Two aeration basins, splitter structure and additional blowers within the existing blower building
• Secondary clarifier and splitter structure. Modifications to existing secondary clarifiers and additional sludge pumping
• Replacement of existing belt filter press with screw presses and associated equipment
• Tertiary filtration facility with cloth media filters
• Retrofitting existing ultraviolet (UV) disinfection channels with new UV equipment
• Civil and yard piping improvements
• Electrical, instrumentation and controls
• New 1,700 square foot operations building addition
• Renovate 600 square feet of the existing operations building
TABULATION OF BIDS
Sealed bids for construction of Muddy Creek Wastewater Treatment Plant Expansion to 12.5 MGD and Operations Building Improvements were received at 3:00 p.m. on Wednesday, March 13, 2024, as tabulated below:
LOWEST RESPONSIBLE BIDDER HISTORY
Bidder Total Bid Recommendation
Eagle Contracting $72,918,084 Lowest responsible bid
Recommended for Award
Archer Western Construction, LLC $82,995,000
Thalle Construction Company, Inc. $89,950,000
ENGINEER’S OPINION OF
PROBABLE COST $81,676,000
Eagle Contracting, LLC has successfully completed or is currently in construction on several similar projects for NTMWD:
• Project No. MCRCF 03-1, Muddy Creek Wastewater Treatment Plant, (completed September 2006)
• Project No. MCRCF 05-1(062), Muddy Creek Wastewater Treatment Plant Expansion No. 1 (completed February 2008)
• Project No. 116, Panther Creek Wastewater Treatment Plant Expansion (completed March 2011)
• Project No. 101-0375-14, Wylie Water Treatment Plant I Rapid Mix and Sedimentation Improvements (completed March 2021)
• Project No. 310-0450-17, Muddy Creek Wastewater Treatment Plant Aeration Basin, Odor Control, and Backup Power Improvements (completed January 2021)
• Project No. 301-0432-16, Floyd Branch Regional Wastewater Treatment Plant Process Optimization Improvements (completed February 2023)
• Project No. 308-0576-20, Sabine Creek Wastewater Treatment Plant Expansion to 7 MGD (currently under construction)
Based on their standing as lowest responsible bidder, the information provided, and reports by the supplied references, the NTMWD staff and Garver, LLC recommend award of the contract to Eagle Contracting, LLC.
ENGINEERING SERVICES AGREEMENT (ESA)
This ESA with Garver, LLC is for construction services needed for the Muddy Creek WWTP Expansion to 12.5 MGD.
The services will consist of:
• Monthly project management and coordination
• Review of shop drawing submittals, requests for information, proposed change orders, and operation and maintenance (O&M) manuals
• Site visits by structural and geotechnical engineer
• Development of record drawings and update existing plant O&M manual
• Survey for metes and bounds Oncor easement
NTMWD will utilize Garver, LLC for engineering construction services for the 44-month period. The cost to NTMWD related to the Engineering Construction Services is $2,883,566.00.
INTERNAL INSPECTION SERVICES
NTMWD will use internal inspection staff to cover all inspection disciplines. The costs to the NTMWD related to this internal inspection coverage is approximately $2,164,980.00.
TOTAL PROJECT COSTS
Project Name Engineering Construction Inspection
Cost Cost Cost
Muddy Creek WWTP $2,883,566 $71,271,874 $2,035,080
Expansion to 12.5 MGD
Project No. 310-0592-21
Muddy Creek WWTP $0.00 $1,646,210 $129,900
Operations Building
Improvements
Project No. 310-0535-19
Total $2,883,566 $72,918,084 $2,164,980
FUNDING
Funding to Eagle Contracting LLC in the amount of $72,918,084, $2,883,566 to Garver LLC, and $2,164,980 for NTMWD Internal Inspection is to be made available from the issuance of the Muddy Creek Wastewater System 2024 Bonds planned for April 25, 2024.