BridgeSafety
St. Louis County, MO · Structure #11909

IS 70 E

IS 70 E in S 29 T 45 N R 7 E, St. Louis County, Missouri received a condition grade of B (74/100). Built in 1999, the bridge carries 137K vehicles daily on IS 70 E over Mo 367.

B
74/100
74
Condition Score
137K
Daily Traffic
1999
Year Built
61.3m
Length

Component Ratings

DeckFair
6/9

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

SuperstructureGood
7/9

Beams, girders, and trusses that support the deck

SubstructureGood
7/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
IS 70 E
Crosses Over
Mo 367
State
Missouri
County
St. Louis County
Location
S 29 T 45 N R 7 E
Year Built
1999
Age
27 years
Daily Traffic
137,346
Lanes
8
Length
61.3 meters
Owner
State Highway Agency
Structure Number
11909

About This Bridge

IS 70 E is a 27-year-old bridge located S 29 T 45 N R 7 E in St. Louis County, Missouri. The bridge carries IS 70 E over Mo 367 with 8 traffic lanes, handling approximately 137K vehicles per day. Built in 1999, the structure spans 61.3 meters.

The bridge received a Condition Grade of B (74/100) based on Federal Highway Administration inspection data. Its deck is rated 6/9 (fair), superstructure 7/9 (good), and substructure 7/9 (good).

This bridge is owned and maintained by State Highway Agency.

Location Map

S 29 T 45 N R 7 E, St. Louis County, Missouri

38.697972, -90.260875

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Frequently Asked Questions

IS 70 E has a Condition Score of 74/100 (Grade B). Its deck is rated 6/9, superstructure 7/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.

IS 70 E was built in 1999, making it 27 years old. The average bridge age in the United States is 48 years.

IS 70 E carries approximately 137K vehicles per day (average daily traffic). The bridge has 8 traffic lanes. It is 61.3 meters long and located on IS 70 E in S 29 T 45 N R 7 E, St. Louis County, Missouri.

No, IS 70 E is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.

IS 70 E is located S 29 T 45 N R 7 E in St. Louis County, Missouri. The bridge carries IS 70 E over Mo 367. Its coordinates are 38.697972, -90.260875. It is maintained by State Highway Agency.

IS 70 E carries IS 70 E over Mo 367. The bridge is 61.3 meters long and was built in 1999.

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.