US Bridges

SR 145 over Coonewah Creek Relief

Good

Lee County, Mississippi · 1.4 MI N SR 245 · Structure no. 310014504120580

Built
2002
23 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
161 ft
2 main spans
Daily traffic
9,100
2023 count
Owner
State
State Highway Agency

About this bridge

SR 145 over Coonewah Creek Relief is a prestressed concrete continuous stringer/multi-beam or girder carrying SR 145 over Coonewah Creek Relief in Lee County, Mississippi. It was built in 2002, so it is 23 years old, younger 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 9,100 vehicles a day, roughly 11% of them trucks, projected to reach 9,100 by 2043. The structure is 161 ft (49 m) long and 42 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR 145
CrossesCoonewah Creek Relief
Location1.4 MI N SR 245
RouteState Highway 145
Coordinates34.13696, -88.7193
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum 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 rating61.5 US tons
Inventory rating29.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length161 ft (49 m)
Longest span77 ft (23.5 m)
Deck width42 ft (12.9 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,100 (2023)
Projected traffic9,100 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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 SR 145 over Coonewah Creek Relief built?

It was built in 2002, making it 23 years old in 2025.

What condition is SR 145 over Coonewah Creek Relief 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 November 2024.

How much traffic does SR 145 over Coonewah Creek Relief carry?

About 9,100 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is SR 145 over Coonewah Creek Relief?

The structure is 161 ft (49 m) long with a longest span of 77 ft (23.5 m) and a deck 42 ft wide.

Who owns SR 145 over Coonewah Creek Relief?

It is owned by the State Highway Agency.