US Bridges

North Union Street over Ditch

Fair

Montgomery County, Mississippi · Sec 25 T19N R 5E · Structure no. SA4900000000067

Built
1958
67 years old
Condition
Fair
inspected April 2023
Type
Channel Beam
Concrete
Length
30 ft
1 main span
Daily traffic
300
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

North Union Street over Ditch is a concrete channel beam carrying North Union Street over Ditch in Montgomery 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 300 vehicles a day, roughly 8% of them trucks, projected to reach 450 by 2044. The structure is 30 ft (9.1 m) long and 25 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNorth Union Street
CrossesDitch
LocationSec 25 T19N R 5E
RouteCity Street 436
Coordinates33.48722, -89.72472
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating24.8 US tons
Inventory rating18.8 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadH 15
Structure length30 ft (9.1 m)
Longest span30 ft (9.1 m)
Deck width25 ft (7.6 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2024)
Projected traffic450 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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$679,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was North Union Street over Ditch built?

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

What condition is North Union Street over Ditch 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 April 2023.

How much traffic does North Union Street over Ditch carry?

About 300 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is North Union Street over Ditch?

The structure is 30 ft (9.1 m) long with a longest span of 30 ft (9.1 m) and a deck 25 ft wide.

Who owns North Union Street over Ditch?

It is owned by the City or Municipal Highway Agency.