US Bridges

Triangle DR over Dry Creek

Poor

Jones County, Mississippi · Sec 15 T 8N R11W B · Structure no. SA3400000000118

Built
1964
61 years old
Condition
Poor
inspected December 2024
Type
Channel Beam
Concrete
Length
31 ft
1 main span
Daily traffic
220
2024 count
Owner
County
County Highway Agency

About this bridge

Triangle DR over Dry Creek is a concrete channel beam carrying Triangle DR over Dry Creek in Jones County, Mississippi. It was built in 1964, so it is 61 years old, older than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 220 vehicles a day, roughly 15% of them trucks, projected to reach 330 by 2044. The structure is 31 ft (9.4 m) long and 21 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTriangle DR
CrossesDry Creek
LocationSec 15 T 8N R11W B
RouteCounty Highway 121
Coordinates31.65476, -89.09474
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.5 US tons
Inventory rating29 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadH 15
Structure length31 ft (9.4 m)
Longest span31 ft (9.4 m)
Deck width21 ft (6.4 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic220 (2024)
Projected traffic330 by 2044
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$425,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Triangle DR over Dry Creek built?

It was built in 1964, making it 61 years old in 2025.

What condition is Triangle DR over Dry Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in December 2024.

How much traffic does Triangle DR over Dry Creek carry?

About 220 vehicles per day (2024 count), of which roughly 15% are trucks.

How long is Triangle DR over Dry Creek?

The structure is 31 ft (9.4 m) long with a longest span of 31 ft (9.4 m) and a deck 21 ft wide.

Who owns Triangle DR over Dry Creek?

It is owned by the County Highway Agency.