US Bridges

Cave RD over Meramec Rvr

Good

Crawford County, Missouri · S 35 T 39 N R 3 W · Structure no. 17599

Built
1994
31 years old
Condition
Good
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
272 ft
3 main spans
Daily traffic
100
2023 count
Owner
County
County Highway Agency

About this bridge

Cave RD over Meramec Rvr is a prestressed concrete stringer/multi-beam or girder carrying Cave RD over Meramec Rvr in Crawford County, Missouri. It was built in 1994, so it is 31 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 120 by 2043. The structure is 272 ft (82.9 m) long and 29 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesCave RD
CrossesMeramec Rvr
LocationS 35 T 39 N R 3 W
RouteCounty Highway 157
Coordinates38.05815, -91.22365
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92.3 US tons
Inventory rating56.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length272 ft (82.9 m)
Longest span90 ft (27.4 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2023)
Projected traffic120 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 Cave RD over Meramec Rvr built?

It was built in 1994, making it 31 years old in 2025.

What condition is Cave RD over Meramec Rvr 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 February 2025.

How much traffic does Cave RD over Meramec Rvr carry?

About 100 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Cave RD over Meramec Rvr?

The structure is 272 ft (82.9 m) long with a longest span of 90 ft (27.4 m) and a deck 29 ft wide.

Who owns Cave RD over Meramec Rvr?

It is owned by the County Highway Agency.