US Bridges

John I Hay Road over Sweetwater Creek

Good

Copiah County, Mississippi · Sec 33 T 9N R 6E · Structure no. SA150000000A090

Built
2019
6 years old
Condition
Good
inspected March 2024
Type
Channel Beam
Concrete
Length
164 ft
5 main spans
Daily traffic
130
2024 count
Owner
County
County Highway Agency

About this bridge

John I Hay Road over Sweetwater Creek is a concrete channel beam carrying John I Hay Road over Sweetwater Creek in Copiah County, Mississippi. It was built in 2019, so it is 6 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 130 vehicles a day, roughly 8% of them trucks, projected to reach 200 by 2047. The structure is 164 ft (50 m) long and 31 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesJohn I Hay Road
CrossesSweetwater Creek
LocationSec 33 T 9N R 6E
RouteCounty Highway 506
Coordinates31.70264, -90.60881
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89 US tons
Inventory rating53.2 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans5
Design loadHS 20
Structure length164 ft (50 m)
Longest span40 ft (12.2 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic130 (2024)
Projected traffic200 by 2047
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$492,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was John I Hay Road over Sweetwater Creek built?

It was built in 2019, making it 6 years old in 2025.

What condition is John I Hay Road over Sweetwater 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 March 2024.

How much traffic does John I Hay Road over Sweetwater Creek carry?

About 130 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is John I Hay Road over Sweetwater Creek?

The structure is 164 ft (50 m) long with a longest span of 40 ft (12.2 m) and a deck 31 ft wide.

Who owns John I Hay Road over Sweetwater Creek?

It is owned by the County Highway Agency.