IH 820
IH 820 in 0.20 MI S Of Martin ST, Tarrant County, Texas received a condition grade of F (0/100). Built in 1963, the bridge carries 151K vehicles daily on IH 820 over Trib Of Lake Arlington. 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
IH 820 is a 63-year-old bridge located 0.20 MI S Of Martin ST in Tarrant County, Texas. The bridge carries IH 820 over Trib Of Lake Arlington with 14 traffic lanes, handling approximately 151K vehicles per day. Built in 1963, the structure spans 11 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
IH 820 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.
IH 820 was built in 1963, making it 63 years old. The average bridge age in the United States is 48 years.
IH 820 carries approximately 151K vehicles per day (average daily traffic). The bridge has 14 traffic lanes. It is 11 meters long and located on IH 820 in 0.20 MI S Of Martin ST, Tarrant County, Texas.
Yes, IH 820 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.
IH 820 is located 0.20 MI S Of Martin ST in Tarrant County, Texas. The bridge carries IH 820 over Trib Of Lake Arlington. Its coordinates are 32.686172, -97.240506. It is maintained by State Highway Agency.
IH 820 carries IH 820 over Trib Of Lake Arlington. The bridge is 11 meters long and was built in 1963.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.