US Bridges

US 169 N over BNSF RR

Poor

Clay County, Missouri · S 11 T 50 N R 33 W · Structure no. 3800

Built
1956
69 years old, rebuilt 1990
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
831 ft
1 main span
Daily traffic
21,563
2024 count
Owner
State
State Highway Agency

About this bridge

US 169 N over BNSF RR is a steel stringer/multi-beam or girder carrying US 169 N over BNSF RR in Clay County, Missouri. It was built in 1956 and reconstructed in 1990, so it is 69 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 21,563 vehicles a day, roughly 5% of them trucks, projected to reach 38,813 by 2044. The structure is 831 ft (253.3 m) long and 33 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesUS 169 N
CrossesBNSF RR
LocationS 11 T 50 N R 33 W
RouteU.S. Route 169
CountyClay County
StateMissouri
Coordinates39.15561, -94.58801
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating65.5 US tons
Inventory rating39.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+17 approach)
Design loadH 20
Structure length831 ft (253.3 m)
Longest span115 ft (35.1 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,563 (2024)
Projected traffic38,813 by 2044
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed0.6 mi (1 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$5.2 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 169 N over BNSF RR built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 1990.

What condition is US 169 N over BNSF RR in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does US 169 N over BNSF RR carry?

About 21,563 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is US 169 N over BNSF RR?

The structure is 831 ft (253.3 m) long with a longest span of 115 ft (35.1 m) and a deck 33 ft wide.

Who owns US 169 N over BNSF RR?

It is owned by the State Highway Agency.