BridgeSafety
Dallas County, TX · Structure #180570009214191

IH 345 NB Conn J

IH 345 NB Conn J in At Ih30/Ih345 Interchange, Dallas County, Texas received a condition grade of B (64/100). Built in 1971, the bridge carries 194K vehicles daily on IH 345 NB Conn J over Main Good Latimer Etc.

B
64/100
64
Condition Score
194K
Daily Traffic
1971
Year Built
335.6m
Length

Component Ratings

DeckFair
5/9

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

SuperstructureGood
7/9

Beams, girders, and trusses that support the deck

SubstructureFair
6/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
IH 345 NB Conn J
Crosses Over
Main Good Latimer Etc
State
Texas
County
Dallas County
Location
At Ih30/Ih345 Interchange
Year Built
1971
Age
55 years
Daily Traffic
194,018
Lanes
2
Length
335.6 meters
Owner
State Highway Agency
Structure Number
180570009214191

About This Bridge

IH 345 NB Conn J is a 55-year-old bridge located At Ih30/Ih345 Interchange in Dallas County, Texas. The bridge carries IH 345 NB Conn J over Main Good Latimer Etc with 2 traffic lanes, handling approximately 194K vehicles per day. Built in 1971, the structure spans 335.6 meters.

The bridge received a Condition Grade of B (64/100) based on Federal Highway Administration inspection data. Its deck is rated 5/9 (fair), superstructure 7/9 (good), and substructure 6/9 (fair).

This bridge is owned and maintained by State Highway Agency.

Location Map

At Ih30/Ih345 Interchange, Dallas County, Texas

32.783056, -96.787064

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Frequently Asked Questions

IH 345 NB Conn J has a Condition Score of 64/100 (Grade B). Its deck is rated 5/9, superstructure 7/9, and substructure 6/9 on the NBI scale. The bridge is not classified as structurally deficient.

IH 345 NB Conn J was built in 1971, making it 55 years old. The average bridge age in the United States is 48 years.

IH 345 NB Conn J carries approximately 194K vehicles per day (average daily traffic). The bridge has 2 traffic lanes. It is 335.6 meters long and located on IH 345 NB Conn J in At Ih30/Ih345 Interchange, Dallas County, Texas.

No, IH 345 NB Conn J is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.

IH 345 NB Conn J is located At Ih30/Ih345 Interchange in Dallas County, Texas. The bridge carries IH 345 NB Conn J over Main Good Latimer Etc. Its coordinates are 32.783056, -96.787064. It is maintained by State Highway Agency.

IH 345 NB Conn J carries IH 345 NB Conn J over Main Good Latimer Etc. The bridge is 335.6 meters long and was built in 1971.

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.