US Bridges

Rt Hh E over Mo 171

Fair

Jasper County, Missouri · S 16 T 28 N R 32 W · Structure no. 2914

Built
1977
48 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
262 ft
2 main spans
Daily traffic
4,249
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Hh E over Mo 171 is a steel continuous stringer/multi-beam or girder carrying Rt Hh E over Mo 171 in Jasper County, Missouri. It was built in 1977, so it is 48 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 4,249 vehicles a day, roughly 6% of them trucks, projected to reach 6,586 by 2044. The structure is 262 ft (79.9 m) long and 47 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesRt Hh E
CrossesMo 171
LocationS 16 T 28 N R 32 W
RouteState Highway 0HH
Coordinates37.14761, -94.43084
Functional classUrban Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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 geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.5 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length262 ft (79.9 m)
Longest span112 ft (34 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,249 (2024)
Projected traffic6,586 by 2044
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.2 mi (10 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Rt Hh E over Mo 171 built?

It was built in 1977, making it 48 years old in 2025.

What condition is Rt Hh E over Mo 171 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 Rt Hh E over Mo 171 carry?

About 4,249 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is Rt Hh E over Mo 171?

The structure is 262 ft (79.9 m) long with a longest span of 112 ft (34 m) and a deck 47 ft wide.

Who owns Rt Hh E over Mo 171?

It is owned by the State Highway Agency.