US Bridges

Harmony Road over Stream

Good

Montgomery County, Mississippi · Sec 22 T21N R 7E · Structure no. SA4900000000130

Built
1997
28 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
32 ft
2 main spans
Daily traffic
40
2024 count
Owner
County
County Highway Agency

About this bridge

Harmony Road over Stream is a concrete culvert carrying Harmony Road over Stream in Montgomery County, Mississippi. It was built in 1997, so it is 28 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 40 vehicles a day, roughly 8% of them trucks, projected to reach 60 by 2044. The structure is 32 ft (9.9 m) long. If it were closed, the detour would be 8.1 mi (13 km).

CarriesHarmony Road
CrossesStream
LocationSec 22 T21N R 7E
RouteCounty Highway 179
Coordinates33.6676, -89.54273
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length32 ft (9.9 m)
Longest span16 ft (5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2024)
Projected traffic60 by 2044
Trucks8%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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$450,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Harmony Road over Stream built?

It was built in 1997, making it 28 years old in 2025.

What condition is Harmony Road over Stream 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 Harmony Road over Stream carry?

About 40 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is Harmony Road over Stream?

The structure is 32 ft (9.9 m) long with a longest span of 16 ft (5 m).

Who owns Harmony Road over Stream?

It is owned by the County Highway Agency.