The Department of the Interior, specifically the Bureau of Reclamation, is seeking quotations for the procurement of two specialized laboratory systems: an Unsaturated Triaxial Automated Shear System and a Stress-Dependent Soil-Water Characteristic Curve Measurement System, both from Global Digital Systems. These systems are essential for conducting advanced soil mechanics testing and must be compatible with existing GDS laboratory equipment, ensuring seamless integration and functionality. Interested vendors must submit their quotes on company letterhead by January 10, 2025, with delivery of the equipment required by September 30, 2025, to the Denver Federal Center, where professional installation will also be provided. For further inquiries, vendors can contact Megan Swift at mswift@usbr.gov or by phone at 303-445-2722.