US Bridges

County Rt #146 over Board Tree Branch

Good

Pickens County, Alabama · 0.5 MI East of CO Rt #27 · Structure no. 009790

Built
1968
57 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete
Length
32 ft
3 main spans
Daily traffic
200
1998 count
Owner
County
County Highway Agency

About this bridge

County Rt #146 over Board Tree Branch is a concrete culvert carrying County Rt #146 over Board Tree Branch in Pickens County, Alabama. It was built in 1968, so it is 57 years old, older 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 200 vehicles a day, roughly 10% of them trucks, projected to reach 200 by 2028. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 8.7 mi (14 km).

CarriesCounty Rt #146
CrossesBoard Tree Branch
Location0.5 MI East of CO Rt #27
RouteCounty Highway 146
StateAlabama
Coordinates33.44891, -88.05282
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 inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating98 US tons
Inventory rating87.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (1998)
Projected traffic200 by 2028
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$420,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County Rt #146 over Board Tree Branch built?

It was built in 1968, making it 57 years old in 2025.

What condition is County Rt #146 over Board Tree 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 March 2023.

How much traffic does County Rt #146 over Board Tree Branch carry?

About 200 vehicles per day (1998 count), of which roughly 10% are trucks.

How long is County Rt #146 over Board Tree Branch?

The structure is 32 ft (9.8 m) long with a longest span of 11 ft (3.4 m).

Who owns County Rt #146 over Board Tree Branch?

It is owned by the County Highway Agency.