Regional Water System
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McKinney Delivery Point No. 3 to McKinney Delivery Point No. 4 Pipeline; Project No. 101-0505-18; Change Order No. 7
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SUBJECT
recommendation
Authorization to process a construction project change order with Oscar Renda Contracting, Inc. and provide additional funding in the amount of $2,438,820.
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PURPOSE
This Change Order No. 7 authorizes the contractor to increase the depth of excavation and tunnel installation across Bloomdale Lake and modify adjacent lengths of piping tying into the tunnel portion. The change order also captures a sewer relocation scope deletion and credit. Additional contractual time is to be added.
RECOMMENDATION
The Executive Director, NTMWD staff, and HDR Engineering, Inc. recommend the Board of Directors authorize a construction change order as follows:
Contractor:
Oscar Renda Contracting, Inc.
Scope:
Construction Contract Change Order No. 7
Project:
No. 101-0505-18, McKinney Delivery Point No. 3 to McKinney
Delivery Point No.4 Pipeline
Amount:
$2,438,820
Committee:
This will be an item on the August 26, 2026, Water Committee meeting agenda
DRIVER(S) FOR THIS PROJECT
Strategic Objective:
1.4 Reliable and Resilient System Capacity
? Regulatory Compliance
? Asset Condition
? Capacity
? Redundancy/Resiliency
? Relocation or External Requests
? Operational Efficiency
? Safety
? Administrative
? Policy
? Other _____________
BACKGROUND
PROJECT PURPOSE
* In order to adequately meet future demand, improve system pressures, and improve the transfer of treated water from the Leonard Water Treatment Plant (WTP) into the western area of NTMWD's transmission system, the addition of a 72-inch water transmission pipeline from the McKinney Delivery Point No. 4 to the McKinney's Delivery Point No. 3 is required.
* The new pipeline will provide a major loop in the north transmission system and enhance the movement and reliability of water to the remote parts of the western system cur...
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