US Bridges

Jacks RD 627 over Bobs CR

FairPosted for load

Lincoln County, Missouri · S 22 T 50 N R 1 E · Structure no. 28266

Built
1998
27 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
26 ft
2 main spans
Daily traffic
50
2023 count
Owner
County
County Highway Agency

About this bridge

Jacks RD 627 over Bobs CR is a steel stringer/multi-beam or girder carrying Jacks RD 627 over Bobs CR in Lincoln County, Missouri. It was built in 1998, so it is 27 years old, younger 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 5 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 50 vehicles a day, roughly 10% of them trucks, projected to reach 80 by 2043. The structure is 26 ft (7.9 m) long and 23 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

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CarriesJacks RD 627
CrossesBobs CR
LocationS 22 T 50 N R 1 E
RouteCounty Highway 152
CountyLincoln County
StateMissouri
Coordinates39.08586, -90.89267
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating15.9 US tons
Inventory rating9.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadOther
Structure length26 ft (7.9 m)
Longest span12 ft (3.7 m)
Deck width23 ft (7 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2023)
Projected traffic80 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$255,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Jacks RD 627 over Bobs CR built?

It was built in 1998, making it 27 years old in 2025.

What condition is Jacks RD 627 over Bobs 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 August 2024.

How much traffic does Jacks RD 627 over Bobs CR carry?

About 50 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Jacks RD 627 over Bobs CR?

The structure is 26 ft (7.9 m) long with a longest span of 12 ft (3.7 m) and a deck 23 ft wide.

Who owns Jacks RD 627 over Bobs CR?

It is owned by the County Highway Agency.