The Department of Defense, through the U.S. Army Corps of Engineers (USACE) Engineer Research and Development Center (ERDC), is seeking qualified vendors to provide calibration services under a Master Blanket Purchase Agreement (BPA) for its Geotechnical and Structures Laboratory (GSL) located in Vicksburg, Mississippi. The procurement aims to establish up to three BPAs for calibration services that comply with ISO 17025 standards, ensuring that various laboratory equipment, including balances and mixers, meets necessary testing and accreditation requirements. This initiative is critical for maintaining operational efficiency and compliance with federal standards in laboratory testing, particularly in support of ongoing federal grants and infrastructure projects. Interested small businesses must submit their proposals by 3:00 PM Central Standard Time on April 24, 2025, and can direct inquiries to Jennifer Hoben at Jennifer.Hoben@usace.army.mil or David Ammermann at David.G.Ammermann@usace.army.mil, with a total estimated funding capacity of $285,000 over a five-year period.