US Bridges

Treasure Bay Road over Fish Lake Bayou

Good

Tunica County, Mississippi · Sec 11 T 3S R11W · Structure no. SA7200000000061

Built
1994
31 years old
Condition
Good
inspected February 2024
Type
Channel Beam
Concrete
Length
308 ft
10 main spans
Daily traffic
6
2022 count
Owner
County
County Highway Agency

About this bridge

Treasure Bay Road over Fish Lake Bayou is a concrete channel beam carrying Treasure Bay Road over Fish Lake Bayou in Tunica County, Mississippi. It was built in 1994, so it is 31 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 6 vehicles a day, roughly 10% of them trucks, projected to reach 12 by 2042. The structure is 308 ft (94 m) long and 34 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesTreasure Bay Road
CrossesFish Lake Bayou
LocationSec 11 T 3S R11W
RouteCounty Highway 125
Coordinates34.8355, -90.34299
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating65.9 US tons
Inventory rating39.7 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans10
Design loadHS 20
Structure length308 ft (94 m)
Longest span31 ft (9.4 m)
Deck width34 ft (10.4 m)
Roadway width33 ft (10 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6 (2022)
Projected traffic12 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Treasure Bay Road over Fish Lake Bayou built?

It was built in 1994, making it 31 years old in 2025.

What condition is Treasure Bay Road over Fish Lake Bayou 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 February 2024.

How much traffic does Treasure Bay Road over Fish Lake Bayou carry?

About 6 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Treasure Bay Road over Fish Lake Bayou?

The structure is 308 ft (94 m) long with a longest span of 31 ft (9.4 m) and a deck 34 ft wide.

Who owns Treasure Bay Road over Fish Lake Bayou?

It is owned by the County Highway Agency.