Discussion and possible action to approve the use of the contingency allowance as stipulated under §4.3 (allowances) under the construction agreement between Webb County and JMJ Diaz, Corporation d/b/a JMJ Constructors, in an amount not to exceed $378,396.81 for additional and / or replacement of items for ARPA Project No. 0001 Wastewater Treatment Upgrades Project and to further authorize the Webb County Judge to sign any relevant documents; and any other matters incident thereto. [Account #2703-5205-001-474501-103 (Construction In Progress-Rio Bravo WWTreatment Upgrades)]





Issue: the following issues came up:

1. WAS Piping Replacement & Valve Installation – During progress of work, the client requested the replacement of approximately 60 LF of buried Waste Activated Sludge (WAS) piping to ensure long-term system reliability.
2. Chlorination Solenoid SCADA Integration – The SCADA System currently installed is not compatible to the new system. It needs to be replaced.
3. Post-Aeration Blower Addition – The current blower is oversized for the application and not automated/timed with SBR cycles. It needs to be replaced.
4. RAS Piping Restoration – Retain and restore the Return Activated Sludge piping previously designated for demolition.
5. Air Valve Actuator Replacement – During project execution, the existing air control valve was found to be malfunctioning in automatic mode. Replacing is required. Replacing the actuator is required to restore proper automated operation.
6. Demolition Credit (Omissions from Scope) – Deduct the cost of original demolition items ultimately not required or requested to be removed. Total amount $18,000.00.
7. Tariff Reimbursement – Tariff fees previously paid by the county will be overturned and returned to Webb County.

Solution: Consideration to authorize the use of $378,396.81 from the owner's contingency allowance funds.

Result: If approved, the contractor will be authorized to use the owner's contingency amount as approved by Commissioners Court. There will be no increase or decrease to the original contract sum.

Please note that the complete file is to big, because it contains plans. if you would like to see the file please let us know so that we can submit to you.

Thank you,

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