US Bridges

Co.Road 105 over Toby Tubby CR

Fair

Lafayette County, Mississippi · Sec 3 T 8S R 4W · Structure no. SA3600000000059

Built
2001
24 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
350 ft
7 main spans
Daily traffic
100
2021 count
Owner
County
County Highway Agency

About this bridge

Co.Road 105 over Toby Tubby CR is a prestressed concrete stringer/multi-beam or girder carrying Co.Road 105 over Toby Tubby CR in Lafayette County, Mississippi. It was built in 2001, so it is 24 years old, younger than the Mississippi average of 38.9 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 100 vehicles a day, roughly 4% of them trucks, projected to reach 200 by 2041. The structure is 350 ft (106.6 m) long and 29 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesCo.Road 105
CrossesToby Tubby CR
LocationSec 3 T 8S R 4W
RouteCounty Highway 172
CountyLafayette County
StateMississippi
Coordinates34.41062, -89.60737
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.8 US tons
Inventory rating32.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length350 ft (106.6 m)
Longest span60 ft (18.2 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2021)
Projected traffic200 by 2041
Trucks4%
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 Co.Road 105 over Toby Tubby CR built?

It was built in 2001, making it 24 years old in 2025.

What condition is Co.Road 105 over Toby Tubby 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 February 2023.

How much traffic does Co.Road 105 over Toby Tubby CR carry?

About 100 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is Co.Road 105 over Toby Tubby CR?

The structure is 350 ft (106.6 m) long with a longest span of 60 ft (18.2 m) and a deck 29 ft wide.

Who owns Co.Road 105 over Toby Tubby CR?

It is owned by the County Highway Agency.