H.G. SHIRLEY MEM H
H.G. SHIRLEY MEM H in 00.93 236 WB / 01.57 7 EB, Fairfax County, Virginia received a condition grade of B (71/100). Built in 1970, the bridge carries 170K vehicles daily on H.G. SHIRLEY MEM H over Sanger AVE.
H.G. SHIRLEY MEM H 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. H.G. SHIRLEY MEM H carries an average daily traffic count of 170,075 vehicles, with 9 lane(s) crossing Sanger AVE. 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
H.G. SHIRLEY MEM H is a 56-year-old bridge located 00.93 236 WB / 01.57 7 EB in Fairfax County, Virginia. The bridge carries H.G. SHIRLEY MEM H over Sanger AVE with 9 traffic lanes, handling approximately 170K vehicles per day. Built in 1970 and reconstructed in 2016, the structure spans 22.4 meters.
The bridge received a Condition Grade of B (71/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 6/9 (fair), and substructure 7/9 (good).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
H.G. SHIRLEY MEM H has a Condition Score of 71/100 (Grade B). Its deck is rated 7/9, superstructure 6/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.
H.G. SHIRLEY MEM H was built in 1970 and reconstructed in 2016, making it 56 years old. The average bridge age in the United States is 48 years.
H.G. SHIRLEY MEM H carries approximately 170K vehicles per day (average daily traffic). The bridge has 9 traffic lanes. It is 22.4 meters long and located on H.G. SHIRLEY MEM H in 00.93 236 WB / 01.57 7 EB, Fairfax County, Virginia.
No, H.G. SHIRLEY MEM H is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
H.G. SHIRLEY MEM H is located 00.93 236 WB / 01.57 7 EB in Fairfax County, Virginia. The bridge carries H.G. SHIRLEY MEM H over Sanger AVE. Its coordinates are 38.823894, -77.124175. It is maintained by State Highway Agency.
H.G. SHIRLEY MEM H carries H.G. SHIRLEY MEM H over Sanger AVE. The bridge is 22.4 meters long and was built in 1970, with reconstruction in 2016.
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.