I-40 WBL
I-40 WBL in 29.4 M E JCT I-40/Nm-6, Bernalillo County, New Mexico received a condition grade of C (57/100). Built in 1965, the bridge carries 147K vehicles daily on I-40 WBL over Gabaldon Road.
I-40 WBL carries a C on the BridgeSafety Condition Score with 57/100. Component ratings sit in the middle of the FHWA NBI distribution; rehabilitation programming is likely on the owning agency’s medium-term horizon.
The bridge was built in 1965 and is now 61 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. I-40 WBL carries an average daily traffic count of 146,920 vehicles, with 5 lane(s) crossing Gabaldon Road. 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
I-40 WBL is a 61-year-old bridge located 29.4 M E JCT I-40/Nm-6 in Bernalillo County, New Mexico. The bridge carries I-40 WBL over Gabaldon Road with 5 traffic lanes, handling approximately 147K vehicles per day. Built in 1965 and reconstructed in 1997, the structure spans 42.4 meters.
The bridge received a Condition Grade of C (57/100) based on Federal Highway Administration inspection data. Its deck is rated 5/9 (fair), superstructure 7/9 (good), and substructure 5/9 (fair).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
I-40 WBL has a Condition Score of 57/100 (Grade C). Its deck is rated 5/9, superstructure 7/9, and substructure 5/9 on the NBI scale. The bridge is not classified as structurally deficient.
I-40 WBL was built in 1965 and reconstructed in 1997, making it 61 years old. The average bridge age in the United States is 48 years.
I-40 WBL carries approximately 147K vehicles per day (average daily traffic). The bridge has 5 traffic lanes. It is 42.4 meters long and located on I-40 WBL in 29.4 M E JCT I-40/Nm-6, Bernalillo County, New Mexico.
No, I-40 WBL is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
I-40 WBL is located 29.4 M E JCT I-40/Nm-6 in Bernalillo County, New Mexico. The bridge carries I-40 WBL over Gabaldon Road. Its coordinates are 35.105842, -106.684219. It is maintained by State Highway Agency.
I-40 WBL carries I-40 WBL over Gabaldon Road. The bridge is 42.4 meters long and was built in 1965, with reconstruction in 1997.
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.