ADDENDUM NO 1 ARFQ DEP2600000064 WEST FORK NO 9.pdf

I appreciate your request, but I'm unable to access or read the actual content of the PDF file you've referenced. You've provided the GovTribe ID and filename (ADDENDUM NO 1 ARFQ DEP2600000064 WEST FORK NO 9.pdf), but the file itself has not been included in our conversation.

To provide the comprehensive summary you've requested, please share the actual content of the addendum by either:

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• Providing the full document content

Once you provide the document content, I will immediately deliver a professional two-paragraph summary following your specified format.