I-285 CBL
I-285 CBL in 0.8 MI NW Of Clarkston, DeKalb County, Georgia received a condition grade of B (77/100). Built in 1968, the bridge carries 193K vehicles daily on I-285 CBL over SR 410 Ramp To I-285.
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
I-285 CBL is a 58-year-old bridge located 0.8 MI NW Of Clarkston in DeKalb County, Georgia. The bridge carries I-285 CBL over SR 410 Ramp To I-285 with 4 traffic lanes, handling approximately 193K vehicles per day. Built in 1968 and reconstructed in 1981, the structure spans 49.1 meters.
The bridge received a Condition Grade of B (77/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 8/9 (good), and substructure 7/9 (good).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
I-285 CBL has a Condition Score of 77/100 (Grade B). Its deck is rated 7/9, superstructure 8/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.
I-285 CBL was built in 1968 and reconstructed in 1981, making it 58 years old. The average bridge age in the United States is 48 years.
I-285 CBL carries approximately 193K vehicles per day (average daily traffic). The bridge has 4 traffic lanes. It is 49.1 meters long and located on I-285 CBL in 0.8 MI NW Of Clarkston, DeKalb County, Georgia.
No, I-285 CBL is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
I-285 CBL is located 0.8 MI NW Of Clarkston in DeKalb County, Georgia. The bridge carries I-285 CBL over SR 410 Ramp To I-285. Its coordinates are 33.813511, -84.251503. It is maintained by State Highway Agency.
I-285 CBL carries I-285 CBL over SR 410 Ramp To I-285. The bridge is 49.1 meters long and was built in 1968, with reconstruction in 1981.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.