US Bridges

Mo 94 E over Masses CR

PoorPosted for load

Warren County, Missouri · S 21 T 46 N R 4 W · Structure no. 7620

Built
1953
72 years old
Condition
Poor
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
167 ft
3 main spans
Daily traffic
971
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 94 E over Masses CR is a steel stringer/multi-beam or girder carrying Mo 94 E over Masses CR in Warren County, Missouri. It was built in 1953, so it is 72 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. Its operating status is: posted for load restriction.

It carries about 971 vehicles a day, roughly 12% of them trucks, projected to reach 1,942 by 2044. The structure is 167 ft (50.9 m) long and 22 ft wide. If it were closed, the detour would be 44.7 mi (72 km).

CarriesMo 94 E
CrossesMasses CR
LocationS 21 T 46 N R 4 W
RouteState Highway 94
Coordinates38.73805, -91.36566
Functional classRural Major Collector

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating21.8 US tons
Inventory rating10.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 10
Structure length167 ft (50.9 m)
Longest span55 ft (16.8 m)
Deck width22 ft (6.8 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic971 (2024)
Projected traffic1,942 by 2044
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed44.7 mi (72 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.7 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Mo 94 E over Masses CR built?

It was built in 1953, making it 72 years old in 2025.

What condition is Mo 94 E over Masses CR 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 December 2024.

How much traffic does Mo 94 E over Masses CR carry?

About 971 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is Mo 94 E over Masses CR?

The structure is 167 ft (50.9 m) long with a longest span of 55 ft (16.8 m) and a deck 22 ft wide.

Who owns Mo 94 E over Masses CR?

It is owned by the State Highway Agency.