US Bridges

Terrace G over Opossum Creek

FairPosted for load

Jefferson County, Alabama · Terrace G * 38 TH ST · Structure no. 001322

Built
1935
90 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
21 ft
1 main span
Daily traffic
40
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Terrace G over Opossum Creek is a steel stringer/multi-beam or girder carrying Terrace G over Opossum Creek in Jefferson County, Alabama. It was built in 1935, so it is 90 years old, older than the Alabama average of 51.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 40 vehicles a day, projected to reach 50 by 2044. The structure is 21 ft (6.4 m) long and 15 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesTerrace G
CrossesOpossum Creek
LocationTerrace G * 38 TH ST
RouteCity Street 0
CountyJefferson County
StateAlabama
Coordinates33.49575, -86.90489
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating20.3 US tons
Inventory rating15.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadH 10
Structure length21 ft (6.4 m)
Longest span21 ft (6.4 m)
Deck width15 ft (4.7 m)
Roadway width13 ft (4.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2024)
Projected traffic50 by 2044
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$143,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Terrace G over Opossum Creek built?

It was built in 1935, making it 90 years old in 2025.

What condition is Terrace G over Opossum Creek 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 November 2024.

How much traffic does Terrace G over Opossum Creek carry?

About 40 vehicles per day (2024 count).

How long is Terrace G over Opossum Creek?

The structure is 21 ft (6.4 m) long with a longest span of 21 ft (6.4 m) and a deck 15 ft wide.

Who owns Terrace G over Opossum Creek?

It is owned by the City or Municipal Highway Agency.