SHIRLEY MEM. HWY.
SHIRLEY MEM. HWY. in 00.05fr495/01.06to648, Fairfax County, Virginia received a condition grade of F (0/100). Built in 1961, the bridge carries 205K vehicles daily on SHIRLEY MEM. HWY. over Back Lick Run. It is classified as structurally deficient.
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
SHIRLEY MEM. HWY. is a 65-year-old bridge located 00.05fr495/01.06to648 in Fairfax County, Virginia. The bridge carries SHIRLEY MEM. HWY. over Back Lick Run with 10 traffic lanes, handling approximately 205K vehicles per day. Built in 1961, the structure spans 6.4 meters.
The bridge received a Condition Grade of F (0/100) based on Federal Highway Administration inspection data. Its deck is rated 0/9 (serious), superstructure 0/9 (serious), and substructure 0/9 (serious). The bridge is classified as structurally deficient, meaning at least one major component is rated 4 or below — this signals a need for repair or replacement but does not necessarily indicate an immediate safety hazard.
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
SHIRLEY MEM. HWY. has a Condition Score of 0/100 (Grade F). Its deck is rated 0/9, superstructure 0/9, and substructure 0/9 on the NBI scale. The bridge is classified as structurally deficient.
SHIRLEY MEM. HWY. was built in 1961, making it 65 years old. The average bridge age in the United States is 48 years.
SHIRLEY MEM. HWY. carries approximately 205K vehicles per day (average daily traffic). The bridge has 10 traffic lanes. It is 6.4 meters long and located on SHIRLEY MEM. HWY. in 00.05fr495/01.06to648, Fairfax County, Virginia.
Yes, SHIRLEY MEM. HWY. is classified as structurally deficient because at least one of its primary components (deck, superstructure, or substructure) is rated 4 or below on the 0-9 NBI scale. This does not necessarily mean it is unsafe, but it requires significant repair or replacement.
SHIRLEY MEM. HWY. is located 00.05fr495/01.06to648 in Fairfax County, Virginia. The bridge carries SHIRLEY MEM. HWY. over Back Lick Run. Its coordinates are 38.790914, -77.174836. It is maintained by State Highway Agency.
SHIRLEY MEM. HWY. carries SHIRLEY MEM. HWY. over Back Lick Run. The bridge is 6.4 meters long and was built in 1961.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.