US Bridges

I 20 over Lynch Creek

Good

Hinds County, Mississippi · 2.8 MI E SR 18 · Structure no. 11000200250439A

Built
1968
57 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
213 ft
3 main spans
Daily traffic
38,500
2023 count
Owner
State
State Highway Agency

About this bridge

I 20 over Lynch Creek is a prestressed concrete stringer/multi-beam or girder carrying I 20 over Lynch Creek in Hinds County, Mississippi. It was built in 1968, so it is 57 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 38,500 vehicles a day, roughly 18% of them trucks, projected to reach 40,000 by 2043. The structure is 213 ft (64.9 m) long and 54 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 20
CrossesLynch Creek
Location2.8 MI E SR 18
RouteInterstate 20
Coordinates32.2865, -90.21861
Functional classUrban 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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.9 US tons
Inventory rating42.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length213 ft (64.9 m)
Longest span70 ft (21.3 m)
Deck width54 ft (16.4 m)
Roadway width51 ft (15.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic38,500 (2023)
Projected traffic40,000 by 2043
Trucks18%
Lanes on structure3
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 Lynch Creek built?

It was built in 1968, making it 57 years old in 2025.

What condition is I 20 over Lynch 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 August 2024.

How much traffic does I 20 over Lynch Creek carry?

About 38,500 vehicles per day (2023 count), of which roughly 18% are trucks.

How long is I 20 over Lynch Creek?

The structure is 213 ft (64.9 m) long with a longest span of 70 ft (21.3 m) and a deck 54 ft wide.

Who owns I 20 over Lynch Creek?

It is owned by the State Highway Agency.