US Bridges

SR 17 over Coila Creek

Fair

Carroll County, Mississippi · 8.1 MI N Holmes Cl · Structure no. 310001700806070

Built
1958
67 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete
Length
36 ft
2 main spans
Daily traffic
650
2023 count
Owner
State
State Highway Agency

About this bridge

SR 17 over Coila Creek is a concrete culvert carrying SR 17 over Coila Creek in Carroll County, Mississippi. It was built in 1958, so it is 67 years old, older 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 650 vehicles a day, roughly 14% of them trucks, projected to reach 650 by 2043. The structure is 36 ft (11 m) long. If it were closed, the detour would be 31.1 mi (50 km).

CarriesSR 17
CrossesCoila Creek
Location8.1 MI N Holmes Cl
RouteState Highway 17
Coordinates33.39468, -89.97469
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.9 US tons
Inventory rating41.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 15
Structure length36 ft (11 m)
Longest span16 ft (4.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic650 (2023)
Projected traffic650 by 2043
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.1 mi (50 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 17 over Coila Creek built?

It was built in 1958, making it 67 years old in 2025.

What condition is SR 17 over Coila Creek 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 January 2024.

How much traffic does SR 17 over Coila Creek carry?

About 650 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is SR 17 over Coila Creek?

The structure is 36 ft (11 m) long with a longest span of 16 ft (4.9 m).

Who owns SR 17 over Coila Creek?

It is owned by the State Highway Agency.