US Bridges

New Halls Ferry RD over Coldwater CR

FairPosted for load

St. Louis County, Missouri · S 4 T 47 N R 6 E · Structure no. 34099

Built
1968
57 years old
Condition
Fair
inspected February 2024
Type
Culvert
Concrete
Length
25 ft
1 main span
Daily traffic
9,162
2024 count
Owner
County
County Highway Agency

About this bridge

New Halls Ferry RD over Coldwater CR is a concrete culvert carrying New Halls Ferry RD over Coldwater CR in St. Louis County, Missouri. It was built in 1968, so it is 57 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. Its operating status is: posted for load restriction.

It carries about 9,162 vehicles a day, roughly 5% of them trucks, projected to reach 12,369 by 2044. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 98.8 mi (159 km).

Location

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CarriesNew Halls Ferry RD
CrossesColdwater CR
LocationS 4 T 47 N R 6 E
RouteCounty Highway 0
CountySt. Louis County
StateMissouri
Coordinates38.82882, -90.31158
Functional classUrban Other Principal 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating73.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span16 ft (4.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,162 (2024)
Projected traffic12,369 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 New Halls Ferry RD over Coldwater CR built?

It was built in 1968, making it 57 years old in 2025.

What condition is New Halls Ferry RD over Coldwater CR 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 February 2024.

How much traffic does New Halls Ferry RD over Coldwater CR carry?

About 9,162 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is New Halls Ferry RD over Coldwater CR?

The structure is 25 ft (7.6 m) long with a longest span of 16 ft (4.9 m).

Who owns New Halls Ferry RD over Coldwater CR?

It is owned by the County Highway Agency.