BW 8 NB
BW 8 NB in US 290 At Beltway 8, Harris County, Texas received a condition grade of B (78/100). Built in 1990, the bridge carries 217K vehicles daily on BW 8 NB over US 290.
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
BW 8 NB is a 36-year-old bridge located US 290 At Beltway 8 in Harris County, Texas. The bridge carries BW 8 NB over US 290 with 3 traffic lanes, handling approximately 217K vehicles per day. Built in 1990, the structure spans 1650.2 meters.
The bridge received a Condition Grade of B (78/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 7/9 (good), and substructure 7/9 (good).
This bridge is owned and maintained by Local Toll Authority.
Location Map
Frequently Asked Questions
BW 8 NB has a Condition Score of 78/100 (Grade B). Its deck is rated 7/9, superstructure 7/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.
BW 8 NB was built in 1990, making it 36 years old. The average bridge age in the United States is 48 years.
BW 8 NB carries approximately 217K vehicles per day (average daily traffic). The bridge has 3 traffic lanes. It is 1650.2 meters long and located on BW 8 NB in US 290 At Beltway 8, Harris County, Texas.
No, BW 8 NB is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
BW 8 NB is located US 290 At Beltway 8 in Harris County, Texas. The bridge carries BW 8 NB over US 290. Its coordinates are 29.873867, -95.554769. It is maintained by Local Toll Authority.
BW 8 NB carries BW 8 NB over US 290. The bridge is 1650.2 meters long and was built in 1990.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.