US Bridges

Rt Hh E over Holt Br

Fair

Platte County, Missouri · S 29 T 53 N R 34 W · Structure no. 135

Built
1958
67 years old
Condition
Fair
inspected December 2024
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
670
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Hh E over Holt Br is a concrete continuous culvert carrying Rt Hh E over Holt Br in Platte County, Missouri. It was built in 1958, so it is 67 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 6 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 670 vehicles a day, roughly 11% of them trucks, projected to reach 1,206 by 2044. The structure is 25 ft (7.6 m) long and 33 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesRt Hh E
CrossesHolt Br
LocationS 29 T 53 N R 34 W
RouteState Highway 0HH
Coordinates39.37687, -94.73314
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating72.4 US tons
Inventory rating43.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 15
Structure length25 ft (7.6 m)
Longest span12 ft (3.7 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic670 (2024)
Projected traffic1,206 by 2044
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Rt Hh E over Holt Br built?

It was built in 1958, making it 67 years old in 2025.

What condition is Rt Hh E over Holt Br 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 December 2024.

How much traffic does Rt Hh E over Holt Br carry?

About 670 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is Rt Hh E over Holt Br?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m) and a deck 33 ft wide.

Who owns Rt Hh E over Holt Br?

It is owned by the State Highway Agency.