SH 121
SH 121 in 0.3 MI W Of Brown Trail, Tarrant County, Texas received a condition grade of F (0/100). Built in 2013, the bridge carries 134K vehicles daily on SH 121 over Trib W Fk Trinity River. 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
SH 121 is a 13-year-old bridge located 0.3 MI W Of Brown Trail in Tarrant County, Texas. The bridge carries SH 121 over Trib W Fk Trinity River with 17 traffic lanes, handling approximately 134K vehicles per day. Built in 2013, the structure spans 11.9 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
SH 121 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.
SH 121 was built in 2013, making it 13 years old. The average bridge age in the United States is 48 years.
SH 121 carries approximately 134K vehicles per day (average daily traffic). The bridge has 17 traffic lanes. It is 11.9 meters long and located on SH 121 in 0.3 MI W Of Brown Trail, Tarrant County, Texas.
Yes, SH 121 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.
SH 121 is located 0.3 MI W Of Brown Trail in Tarrant County, Texas. The bridge carries SH 121 over Trib W Fk Trinity River. Its coordinates are 32.839881, -97.164339. It is maintained by State Highway Agency.
SH 121 carries SH 121 over Trib W Fk Trinity River. The bridge is 11.9 meters long and was built in 2013.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.