Tunnel 9 Pitch Upgrade
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Description & Project Overview
The Arnold Engineering Development Complex (AEDC) Tunnel 9, located in Silver Spring, MD, requires the comprehensive modernization of a high-performance hydraulic motion system. The scope of this Firm Fixed-Price (FFP) requirement includes the design, engineering, procurement, off-site fabrication, pre assembly, on-site demolition, installation, and commissioning of core system components. All components must comply with ASME B31.1, ASME BPVC VIII, and ISO 4406 standards. Core components include:
- Primary control valve (step response time of 55 ms or less)
- Main actuating cylinder (working stroke of 120.5” capable of achieving a linear speed of 13 ft/s)
- Hydraulic Power Unit (HPU)
- Dedicated filtration and cooling "kidney" loop.