US Bridges

Jungermann RD over Spencer CR

Good

St. Charles County, Missouri · S 4 T 46 N R 4 E · Structure no. 35571

Built
2019
6 years old
Condition
Good
inspected January 2024
Type
Slab
Concrete Continuous
Length
73 ft
3 main spans
Daily traffic
26,300
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Jungermann RD over Spencer CR is a concrete continuous slab carrying Jungermann RD over Spencer CR in St. Charles County, Missouri. It was built in 2019, so it is 6 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 26,300 vehicles a day, roughly 10% of them trucks, projected to reach 40,765 by 2044. The structure is 73 ft (22.3 m) long and 77 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesJungermann RD
CrossesSpencer CR
LocationS 4 T 46 N R 4 E
RouteCity Street 0
CountySt. Charles County
StateMissouri
Coordinates38.76681, -90.58358
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating95.2 US tons
Inventory rating56.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length73 ft (22.3 m)
Longest span28 ft (8.5 m)
Deck width77 ft (23.5 m)
Roadway width62 ft (18.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,300 (2024)
Projected traffic40,765 by 2044
Trucks10%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Jungermann RD over Spencer CR built?

It was built in 2019, making it 6 years old in 2025.

What condition is Jungermann RD over Spencer CR 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 2024.

How much traffic does Jungermann RD over Spencer CR carry?

About 26,300 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Jungermann RD over Spencer CR?

The structure is 73 ft (22.3 m) long with a longest span of 28 ft (8.5 m) and a deck 77 ft wide.

Who owns Jungermann RD over Spencer CR?

It is owned by the City or Municipal Highway Agency.