US Bridges

Adams Hollow -154 over Creek

Poor

Iron County, Missouri · S 1 T 30 N R 3 E · Structure no. 17495

Built
1930
95 years old, rebuilt 1987
Condition
Poor
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
36 ft
3 main spans
Daily traffic
35
2023 count
Owner
County
County Highway Agency

About this bridge

Adams Hollow -154 over Creek is a steel continuous stringer/multi-beam or girder carrying Adams Hollow -154 over Creek in Iron County, Missouri. It was built in 1930 and reconstructed in 1987, so it is 95 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 35 vehicles a day, roughly 10% of them trucks, projected to reach 42 by 2043. The structure is 36 ft (11 m) long and 14 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesAdams Hollow -154
CrossesCreek
LocationS 1 T 30 N R 3 E
RouteCounty Highway 154
Coordinates37.3045, -90.6776
Functional classRural Local

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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadOther
Structure length36 ft (11 m)
Longest span12 ft (3.7 m)
Deck width14 ft (4.3 m)
Roadway width13 ft (3.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2023)
Projected traffic42 by 2043
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$327,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Adams Hollow -154 over Creek built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1987.

What condition is Adams Hollow -154 over Creek 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 February 2025.

How much traffic does Adams Hollow -154 over Creek carry?

About 35 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Adams Hollow -154 over Creek?

The structure is 36 ft (11 m) long with a longest span of 12 ft (3.7 m) and a deck 14 ft wide.

Who owns Adams Hollow -154 over Creek?

It is owned by the County Highway Agency.