US Bridges

Boyce-Thompson RD over Terrapin Skin Cr.

Fair

Rankin County, Mississippi · Sec 19 T 5N R 3E · Structure no. SA6100000000204

Built
2003
22 years old
Condition
Fair
inspected October 2023
Type
Channel Beam
Concrete
Length
119 ft
5 main spans
Daily traffic
800
2022 count
Owner
County
County Highway Agency

About this bridge

Boyce-Thompson RD over Terrapin Skin Cr. is a concrete channel beam carrying Boyce-Thompson RD over Terrapin Skin Cr. in Rankin County, Mississippi. It was built in 2003, so it is 22 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 800 vehicles a day, roughly 8% of them trucks, projected to reach 1,200 by 2042. The structure is 119 ft (36.3 m) long and 41 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesBoyce-Thompson RD
CrossesTerrapin Skin Cr.
LocationSec 19 T 5N R 3E
RouteCounty Highway 2240
Coordinates32.274, -90.02794
Functional classUrban 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating69.6 US tons
Inventory rating41.8 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans5
Design loadHS 20
Structure length119 ft (36.3 m)
Longest span31 ft (9.4 m)
Deck width41 ft (12.5 m)
Roadway width38 ft (11.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic800 (2022)
Projected traffic1,200 by 2042
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 Boyce-Thompson RD over Terrapin Skin Cr. built?

It was built in 2003, making it 22 years old in 2025.

What condition is Boyce-Thompson RD over Terrapin Skin 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 October 2023.

How much traffic does Boyce-Thompson RD over Terrapin Skin Cr. carry?

About 800 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Boyce-Thompson RD over Terrapin Skin Cr.?

The structure is 119 ft (36.3 m) long with a longest span of 31 ft (9.4 m) and a deck 41 ft wide.

Who owns Boyce-Thompson RD over Terrapin Skin Cr.?

It is owned by the County Highway Agency.