I75 RP
I75 RP in 2 MI North Tn. Ga.ST.Line, Hamilton County, Tennessee received a condition grade of F (0/100). Built in 1960, the bridge carries 138K vehicles daily on I75 RP over Small Branch. 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
I75 RP is a 66-year-old bridge located 2 MI North Tn. Ga.ST.Line in Hamilton County, Tennessee. The bridge carries I75 RP over Small Branch with 2 traffic lanes, handling approximately 138K vehicles per day. Built in 1960, the structure spans 10.4 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
I75 RP 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.
I75 RP was built in 1960, making it 66 years old. The average bridge age in the United States is 48 years.
I75 RP carries approximately 138K vehicles per day (average daily traffic). The bridge has 2 traffic lanes. It is 10.4 meters long and located on I75 RP in 2 MI North Tn. Ga.ST.Line, Hamilton County, Tennessee.
Yes, I75 RP 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.
I75 RP is located 2 MI North Tn. Ga.ST.Line in Hamilton County, Tennessee. The bridge carries I75 RP over Small Branch. Its coordinates are 35.015464, -85.178764. It is maintained by State Highway Agency.
I75 RP carries I75 RP over Small Branch. The bridge is 10.4 meters long and was built in 1960.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.