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Alaniz, John [EHD] <br /> From: Ruddy,Jim <Jim.Ruddy@kniferiver.com> <br /> Sent: Tuesday, February 11, 2025 7:35 PM <br /> To: Alaniz,John [EHD] <br /> Cc: Saeed, Haza [EHD]; DeAnda, Monica [EHD]; Smith, David;Azevedo, Steve; Artozqui, Zachery <br /> Subject: RE: HW Inspection Report PR0516296 <br /> Attachments: Master Builders Initiation of Hazardous Material Investigation, 17 Jan 2025.pdf, Master Builders <br /> Findings for Hazardous Material Investigation, 29 Jan 2025.pdf; Stockton HW SQG, Pozz 80 SIDS, 29 <br /> Jan 2025.pdf, Stockton HW SQG, Hazardous Waste Profile for Waste Color, 24 Jan 2025.pdf; <br /> Corrective Action Statement, HW SQG, Stockton, 11 Feb 2025.pdf; Return to Compliance <br /> Certification, HW SQG, Stockton, 11 Feb 2025.pdf <br /> Follow Up Flag: Follow up <br /> Flag Status: Flagged <br /> Good Evening John, <br /> Please find the attached documentation related to the HW SQG inspection,from 1/13/2025, showing compliance. <br /> To outline our return to compliance, please see below: <br /> Item#11 <br /> 1) Upon investigation of the spilled materials in the admix containment shed, it was discovered that the <br /> admix spilled was not the admix that was initially reported. The admix spilled is called Master Pozzolith 80, <br /> produced by Master Builders. The accompanying SIDS sheet shows it is not regulated as a dangerous <br /> good. (Attached- Master Builders Initiation of Hazardous Materials Investigation, Master Builders Findings <br /> for Hazardous Material Investigation &Stockton HW SQG, Pozz 80 SDS). <br /> Item#12 <br /> 1) The waste profile for the colorant waste was obtained and the product is a non-hazardous waste. Waste <br /> profile added to our hazardous material generator log book. (Attached-Stockton HW SQG, Hazardous <br /> Waste Profile for Waste Color). <br /> Please confirm receipt and let us know if you have any questions or concerns. Also included are the Return to <br /> Compliance Certification and the Corrective Action Statement. <br /> Sincerely, <br /> Jim Ruddy <br /> Operations Manager <br /> Phone- (209) 946-7823 <br /> Fax- (209) 933-6988 <br /> KNIFE RIVER <br /> The information contained in this e-mail message and any attachments transmitted with it are private, are intended solely for the use of the <br /> individual or entity to whom it is addressed and may contain confidential and/or privileged material. If you have received this e-mail message <br /> 1 <br />