FAI-H1
FAI-H1 in 0.95mi E/Kam HWY, Honolulu County, Hawaii received a condition grade of B (71/100). Built in 1970, the bridge carries 244K vehicles daily on FAI-H1 over Waimalu Via-Strm/HWY.
FAI-H1 carries a B on the BridgeSafety Condition Score with 71/100. Most component ratings are solid; one or two may show wear consistent with the structure’s age, but the bridge is not flagged as structurally deficient.
The bridge was built in 1970 and is now 56 years old, at or past the typical 50-year design life for bridges of its vintage. Maintenance and inspection cycles are correspondingly more involved than for newer structures. FAI-H1 carries an average daily traffic count of 244,000 vehicles, with 11 lane(s) crossing Waimalu Via-Strm/HWY. The owning agency is State Highway Agency; bridge inspection records flow into the federal NBI database annually.
Component Ratings
The riding surface, evaluated for cracking, spalling, and wear
Beams, girders, and trusses that support the deck
Piers, abutments, and foundations below the deck
Bridge Details
About This Bridge
FAI-H1 is a 56-year-old bridge located 0.95mi E/Kam HWY in Honolulu County, Hawaii. The bridge carries FAI-H1 over Waimalu Via-Strm/HWY with 11 traffic lanes, handling approximately 244K vehicles per day. Built in 1970 and reconstructed in 2006, the structure spans 381.2 meters.
The bridge received a Condition Grade of B (71/100) based on Federal Highway Administration inspection data. Its deck is rated 6/9 (fair), superstructure 7/9 (good), and substructure 7/9 (good).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
FAI-H1 has a Condition Score of 71/100 (Grade B). Its deck is rated 6/9, superstructure 7/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.
FAI-H1 was built in 1970 and reconstructed in 2006, making it 56 years old. The average bridge age in the United States is 48 years.
FAI-H1 carries approximately 244K vehicles per day (average daily traffic). The bridge has 11 traffic lanes. It is 381.2 meters long and located on FAI-H1 in 0.95mi E/Kam HWY, Honolulu County, Hawaii.
No, FAI-H1 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
FAI-H1 is located 0.95mi E/Kam HWY in Honolulu County, Hawaii. The bridge carries FAI-H1 over Waimalu Via-Strm/HWY. Its coordinates are 21.390792, -157.946928. It is maintained by State Highway Agency.
FAI-H1 carries FAI-H1 over Waimalu Via-Strm/HWY. The bridge is 381.2 meters long and was built in 1970, with reconstruction in 2006.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.
Source: FHWA National Bridge Inventory, 2026.