NBPL-412 MODEL RANGE ARCH SEASIDE

1. WORK LOCATION BASE: NBPL BUILDING: Model Range Arch - Seaside 3. ISSUE: The Fiberglass Reinforced Plastic (FRP) arch has had multiple structural failures over the last decade and have been remedially repaired, but the structural cracks continue to occur. Arch replacement is requested. 4. IMPACT: If not funded, NIWC will lose the unique capability for HF scale brass model analysis for the Navy. 5. DESCRIPTION OF WORK: The Model Range APR FRP arch structure has been in continual use for the past 25+ years and requires reinforcement or potential replacement for continued long term operation. Design and development of a new Arch or reinforcement of the existing. Design phase for a Scale brass model HF and full scale HF/VHF/UHF antenna Measurement facility for R&D 6. FUNDING? Client (CIP) 7. YEAR and QUARTER OF EXECUTION? 2025, Q3, FEAD Execution 8. ASSET MANAGEMENT (SAR, DD1391, ETC.) SAR, DD1391 9. ENVIRONMENTAL (CATEX, NATURAL/CULTURAL) CATEX 10. HAZMAT? Required