US Bridges

I 20 over Line Creek

Good

Scott County, Mississippi · 1.1 MI E Rankin Cl · Structure no. 11000200620745B

Built
1966
59 years old
Condition
Good
inspected January 2025
Type
Culvert
Concrete
Length
32 ft
2 main spans
Daily traffic
13,500
2023 count
Owner
State
State Highway Agency

About this bridge

I 20 over Line Creek is a concrete culvert carrying I 20 over Line Creek in Scott County, Mississippi. It was built in 1966, so it is 59 years old, older than the Mississippi average of 38.9 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 13,500 vehicles a day, roughly 35% of them trucks, projected to reach 20,500 by 2043. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 20
CrossesLine Creek
Location1.1 MI E Rankin Cl
RouteInterstate 20
Coordinates32.30255, -89.71273
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating89.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,500 (2023)
Projected traffic20,500 by 2043
Trucks35%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 I 20 over Line Creek built?

It was built in 1966, making it 59 years old in 2025.

What condition is I 20 over Line Creek 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 January 2025.

How much traffic does I 20 over Line Creek carry?

About 13,500 vehicles per day (2023 count), of which roughly 35% are trucks.

How long is I 20 over Line Creek?

The structure is 32 ft (9.8 m) long with a longest span of 10 ft (3 m).

Who owns I 20 over Line Creek?

It is owned by the State Highway Agency.