US Bridges

Mcintosh RD 645 over Sandy CR

Good

Lincoln County, Missouri · S 3269 T 50 N R 2 E · Structure no. 31337

Built
2005
20 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
93 ft
1 main span
Daily traffic
250
2023 count
Owner
County
County Highway Agency

About this bridge

Mcintosh RD 645 over Sandy CR is a steel stringer/multi-beam or girder carrying Mcintosh RD 645 over Sandy CR in Lincoln County, Missouri. It was built in 2005, so it is 20 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 250 vehicles a day, roughly 10% of them trucks, projected to reach 400 by 2043. The structure is 93 ft (28.3 m) long and 25 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesMcintosh RD 645
CrossesSandy CR
LocationS 3269 T 50 N R 2 E
RouteCounty Highway 165
Coordinates39.04689, -90.74528
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating81.4 US tons
Inventory rating48.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length93 ft (28.3 m)
Longest span89 ft (27.1 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2023)
Projected traffic400 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Mcintosh RD 645 over Sandy CR built?

It was built in 2005, making it 20 years old in 2025.

What condition is Mcintosh RD 645 over Sandy 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 April 2024.

How much traffic does Mcintosh RD 645 over Sandy CR carry?

About 250 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Mcintosh RD 645 over Sandy CR?

The structure is 93 ft (28.3 m) long with a longest span of 89 ft (27.1 m) and a deck 25 ft wide.

Who owns Mcintosh RD 645 over Sandy CR?

It is owned by the County Highway Agency.