US Bridges

Sand Hill RD 649 over Sandy CR

Poor

Lincoln County, Missouri · S 823 T 50 N R 2 E · Structure no. 17912

Built
1982
43 years old
Condition
Poor
inspected April 2024
Type
Tee Beam
Prestressed Concrete
Length
75 ft
1 main span
Daily traffic
100
2023 count
Owner
County
County Highway Agency

About this bridge

Sand Hill RD 649 over Sandy CR is a prestressed concrete tee beam carrying Sand Hill RD 649 over Sandy CR in Lincoln County, Missouri. It was built in 1982, so it is 43 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 100 vehicles a day, roughly 10% of them trucks, projected to reach 160 by 2043. The structure is 75 ft (22.9 m) long and 22 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesSand Hill RD 649
CrossesSandy CR
LocationS 823 T 50 N R 2 E
RouteCounty Highway 167
Coordinates39.054, -90.77533
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating54.6 US tons
Inventory rating24.8 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length75 ft (22.9 m)
Longest span72 ft (21.9 m)
Deck width22 ft (6.7 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2023)
Projected traffic160 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 statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$385,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Sand Hill RD 649 over Sandy CR built?

It was built in 1982, making it 43 years old in 2025.

What condition is Sand Hill RD 649 over Sandy CR in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does Sand Hill RD 649 over Sandy CR carry?

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

How long is Sand Hill RD 649 over Sandy CR?

The structure is 75 ft (22.9 m) long with a longest span of 72 ft (21.9 m) and a deck 22 ft wide.

Who owns Sand Hill RD 649 over Sandy CR?

It is owned by the County Highway Agency.