FederalDC
Posted
Nov 2, 2026
Nov 6, 2026
Tunnel 9 Pitch Upgrade
The Arnold Engineering Development Complex (AEDC) seeks a firm-fixed-price modernization of Tunnel 9’s high-performance hydraulic motion system in Silver Spring, Maryland. Work includes design, engineering, procurement, off-site fabrication and preassembly, demolition, installation, and commissioning of core components, including the control valve, actuating cylinder, hydraulic power unit, and filtration and cooling loop. Components must comply with ASME B31.1, ASME BPVC VIII, and ISO 4406 standards.
