US Bridges

Rattlesnake RD over Gabriel CR

Fair

Morgan County, Missouri · S 35 T 44 N R 19 W · Structure no. 13612

Built
1995
30 years old
Condition
Fair
inspected November 2024
Type
Slab
Concrete
Length
22 ft
2 main spans
Daily traffic
50
2023 count
Owner
County
County Highway Agency

About this bridge

Rattlesnake RD over Gabriel CR is a concrete slab carrying Rattlesnake RD over Gabriel CR in Morgan County, Missouri. It was built in 1995, so it is 30 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 50 vehicles a day, roughly 10% of them trucks, projected to reach 90 by 2043. The structure is 22 ft (6.7 m) long and 18 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesRattlesnake RD
CrossesGabriel CR
LocationS 35 T 44 N R 19 W
RouteCounty Highway 43
CountyMorgan County
StateMissouri
Coordinates38.53772, -92.97786
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating36.7 US tons
Inventory rating11.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadOther
Structure length22 ft (6.7 m)
Longest span10 ft (3.2 m)
Deck width18 ft (5.5 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2023)
Projected traffic90 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 Rattlesnake RD over Gabriel CR built?

It was built in 1995, making it 30 years old in 2025.

What condition is Rattlesnake RD over Gabriel 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 November 2024.

How much traffic does Rattlesnake RD over Gabriel CR carry?

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

How long is Rattlesnake RD over Gabriel CR?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3.2 m) and a deck 18 ft wide.

Who owns Rattlesnake RD over Gabriel CR?

It is owned by the County Highway Agency.