On June 29, 2023, Northwest Pipe Company and its wholly-owned subsidiaries NWPC, LLC, Geneva Pipe and Precast Company, and Park Environmental Equipment, LLC, along with certain of the Company's other wholly-owned subsidiaries, entered into a Third Amendment to Credit Agreement with Wells Fargo Bank, National Association, as administrative agent, and the lenders from time to time party thereto, including the initial sole lender, Wells Fargo to, among other modifications,extendthe maturity date from June30, 2024 to June 29, 2028. The Credit Agreement dated June 30, 2021 with Wells Fargo, as administrative agent, and the lenders from time to time party thereto, including the Lenders, as amended by the Incremental Amendment dated October 22, 2021, the Second Amendment to Credit Agreement dated April 29, 2022, and the Third Amendment (together, the Amended Credit Agreement")provides for a revolving loan, swingline loan, and letters of credit in the aggregate amount of up to $125million, with an option for the Company to increase that amount by $50 million, subject to the provisions of the Amended Credit Agreement.