US Bridges

CR 434 over W. Fork Tanyard Branch

Good

Shelby County, Alabama · 0.4 MI West Al 25 · Structure no. 019935

Built
2007
18 years old
Condition
Good
inspected June 2023
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
100
2023 count
Owner
County
County Highway Agency

About this bridge

CR 434 over W. Fork Tanyard Branch is a concrete culvert carrying CR 434 over W. Fork Tanyard Branch in Shelby County, Alabama. It was built in 2007, so it is 18 years old, younger than the Alabama average of 51.1 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 100 vehicles a day, projected to reach 140 by 2043. The structure is 24 ft (7.2 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesCR 434
CrossesW. Fork Tanyard Branch
Location0.4 MI West Al 25
RouteCounty Highway 434
CountyShelby County
StateAlabama
Coordinates33.34236, -86.44525
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJune 2023
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 alignment8: Equal to present desirable criteria
Operating rating93.3 US tons
Inventory rating56 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length24 ft (7.2 m)
Longest span12 ft (3.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2023)
Projected traffic140 by 2043
Trucks0%
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

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$413,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 434 over W. Fork Tanyard Branch built?

It was built in 2007, making it 18 years old in 2025.

What condition is CR 434 over W. Fork Tanyard Branch 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 June 2023.

How much traffic does CR 434 over W. Fork Tanyard Branch carry?

About 100 vehicles per day (2023 count).

How long is CR 434 over W. Fork Tanyard Branch?

The structure is 24 ft (7.2 m) long with a longest span of 12 ft (3.6 m).

Who owns CR 434 over W. Fork Tanyard Branch?

It is owned by the County Highway Agency.