US Bridges

Alvastage Road over Stream

Good

Montgomery County, Mississippi · Sec 1 T20N R 7E B · Structure no. SA4900000000099

Built
1994
31 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
66 ft
3 main spans
Daily traffic
30
2024 count
Owner
County
County Highway Agency

About this bridge

Alvastage Road over Stream is a concrete culvert carrying Alvastage Road over Stream in Montgomery 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 30 vehicles a day, roughly 8% of them trucks, projected to reach 45 by 2044. The structure is 66 ft (20.1 m) long. If it were closed, the detour would be 6.2 mi (10 km).

CarriesAlvastage Road
CrossesStream
LocationSec 1 T20N R 7E B
RouteCounty Highway 1729
Coordinates33.63379, -89.51047
Functional classRural Major Collector

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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating66.8 US tons
Inventory rating40 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length66 ft (20.1 m)
Longest span18 ft (5.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2024)
Projected traffic45 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Alvastage Road over Stream built?

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

What condition is Alvastage 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 Alvastage Road over Stream carry?

About 30 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is Alvastage Road over Stream?

The structure is 66 ft (20.1 m) long with a longest span of 18 ft (5.5 m).

Who owns Alvastage Road over Stream?

It is owned by the County Highway Agency.