US Bridges

Armbruster RD over Haverstick Crk

Good

Jefferson County, Missouri · S 4 T 39 N R 5 E · Structure no. 36803

Built
2022
3 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
64 ft
1 main span
Daily traffic
347
2023 count
Owner
County
County Highway Agency

About this bridge

Armbruster RD over Haverstick Crk is a prestressed concrete stringer/multi-beam or girder carrying Armbruster RD over Haverstick Crk in Jefferson County, Missouri. It was built in 2022, so it is 3 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 347 vehicles a day, roughly 10% of them trucks, projected to reach 694 by 2043. The structure is 64 ft (19.5 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesArmbruster RD
CrossesHaverstick Crk
LocationS 4 T 39 N R 5 E
RouteCounty Highway 138
Coordinates38.12722, -90.48236
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.5 US tons
Inventory rating52.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length64 ft (19.5 m)
Longest span60 ft (18.4 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic347 (2023)
Projected traffic694 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Armbruster RD over Haverstick Crk built?

It was built in 2022, making it 3 years old in 2025.

What condition is Armbruster RD over Haverstick Crk in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2025.

How much traffic does Armbruster RD over Haverstick Crk carry?

About 347 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Armbruster RD over Haverstick Crk?

The structure is 64 ft (19.5 m) long with a longest span of 60 ft (18.4 m) and a deck 35 ft wide.

Who owns Armbruster RD over Haverstick Crk?

It is owned by the County Highway Agency.