US Bridges

Jamieson Ave N over Is 44

Fair

St. Louis city, Missouri · S 26 T 45 N R 6 E · Structure no. 2001

Built
1971
54 years old, rebuilt 2011
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
326 ft
4 main spans
Daily traffic
9,268
2024 count
Owner
State
State Highway Agency

About this bridge

Jamieson Ave N over Is 44 is a steel continuous stringer/multi-beam or girder carrying Jamieson Ave N over Is 44 in St. Louis city, Missouri. It was built in 1971 and reconstructed in 2011, so it is 54 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 9,268 vehicles a day, roughly 4% of them trucks, projected to reach 12,975 by 2044. The structure is 326 ft (99.4 m) long and 44 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesJamieson Ave N
CrossesIs 44
LocationS 26 T 45 N R 6 E
RouteCity Street 0
CountySt. Louis city
StateMissouri
Coordinates38.60601, -90.30716
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.5 US tons
Inventory rating39.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length326 ft (99.4 m)
Longest span113 ft (34.4 m)
Deck width44 ft (13.4 m)
Roadway width36 ft (11.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,268 (2024)
Projected traffic12,975 by 2044
Trucks4%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$2.9 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Jamieson Ave N over Is 44 built?

It was built in 1971, making it 54 years old in 2025. It was reconstructed in 2011.

What condition is Jamieson Ave N over Is 44 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2023.

How much traffic does Jamieson Ave N over Is 44 carry?

About 9,268 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Jamieson Ave N over Is 44?

The structure is 326 ft (99.4 m) long with a longest span of 113 ft (34.4 m) and a deck 44 ft wide.

Who owns Jamieson Ave N over Is 44?

It is owned by the State Highway Agency.