BridgeSafety
Knox County, TN · Structure #47I00400193

I40 RP 6-B2

I40 RP 6-B2 in At I-40 & Sr332, Knox County, Tennessee received a condition grade of A (85/100). Built in 2005, the bridge carries 180K vehicles daily on I40 RP 6-B2 over I40-Rp-6-B2 /I40-Rp-6-C1.

I40 RP 6-B2 carries an A on the BridgeSafety Condition Score with 85/100. Deck, superstructure, and substructure ratings all sit in the better tier of the FHWA NBI distribution. The bridge is structurally sound by federal standards.

The bridge was built in 2005 and is 21 years old — relatively young against the U.S. bridge stock. Modern bridges built to current FHWA standards generally outperform older structures on condition ratings. I40 RP 6-B2 carries an average daily traffic count of 179,856 vehicles, with 1 lane(s) crossing I40-Rp-6-B2 /I40-Rp-6-C1. The owning agency is State Highway Agency; bridge inspection records flow into the federal NBI database annually.

A
85/100
85
Condition Score
180K
Daily Traffic
2005
Year Built
36.5m
Length

Component Ratings

DeckGood
8/9

The riding surface, evaluated for cracking, spalling, and wear

SuperstructureGood
8/9

Beams, girders, and trusses that support the deck

SubstructureGood
7/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
I40 RP 6-B2
Crosses Over
I40-Rp-6-B2 /I40-Rp-6-C1
State
Tennessee
County
Knox County
Location
At I-40 & Sr332
Year Built
2005
Age
21 years
Daily Traffic
179,856
Lanes
1
Length
36.5 meters
Owner
State Highway Agency
Structure Number
47I00400193

About This Bridge

I40 RP 6-B2 is a 21-year-old bridge located At I-40 & Sr332 in Knox County, Tennessee. The bridge carries I40 RP 6-B2 over I40-Rp-6-B2 /I40-Rp-6-C1 with 1 traffic lane, handling approximately 180K vehicles per day. Built in 2005, the structure spans 36.5 meters.

The bridge received a Condition Grade of A (85/100) based on Federal Highway Administration inspection data. Its deck is rated 8/9 (good), superstructure 8/9 (good), and substructure 7/9 (good).

This bridge is owned and maintained by State Highway Agency.

Location Map

At I-40 & Sr332, Knox County, Tennessee

35.940631, -84.003564

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Frequently Asked Questions

I40 RP 6-B2 has a Condition Score of 85/100 (Grade A). Its deck is rated 8/9, superstructure 8/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.

I40 RP 6-B2 was built in 2005, making it 21 years old. The average bridge age in the United States is 48 years.

I40 RP 6-B2 carries approximately 180K vehicles per day (average daily traffic). The bridge has 1 traffic lane. It is 36.5 meters long and located on I40 RP 6-B2 in At I-40 & Sr332, Knox County, Tennessee.

No, I40 RP 6-B2 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.

I40 RP 6-B2 is located At I-40 & Sr332 in Knox County, Tennessee. The bridge carries I40 RP 6-B2 over I40-Rp-6-B2 /I40-Rp-6-C1. Its coordinates are 35.940631, -84.003564. It is maintained by State Highway Agency.

I40 RP 6-B2 carries I40 RP 6-B2 over I40-Rp-6-B2 /I40-Rp-6-C1. The bridge is 36.5 meters long and was built in 2005.

Last updated:

Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.

Source: FHWA National Bridge Inventory, 2026.