US Bridges

CO Rt 87 over Flat Creek

Good

Lawrence County, Alabama · 2.2 MI NE JCT CO Rt 203 · Structure no. 019842

Built
1998
27 years old
Condition
Good
inspected September 2024
Type
Channel Beam
Concrete
Length
102 ft
3 main spans
Daily traffic
1,233
2005 count
Owner
County
County Highway Agency

About this bridge

CO Rt 87 over Flat Creek is a concrete channel beam carrying CO Rt 87 over Flat Creek in Lawrence County, Alabama. It was built in 1998, so it is 27 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 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 1,233 vehicles a day, roughly 12% of them trucks, projected to reach 1,275 by 2034. The structure is 102 ft (31.2 m) long and 31 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesCO Rt 87
CrossesFlat Creek
Location2.2 MI NE JCT CO Rt 203
RouteCounty Highway 87
StateAlabama
Coordinates34.495, -87.11876
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating81.7 US tons
Inventory rating49.1 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length102 ft (31.2 m)
Longest span34 ft (10.4 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck28 ft (8.5 m)

Traffic and service

Average daily traffic1,233 (2005)
Projected traffic1,275 by 2034
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$900,000 (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was CO Rt 87 over Flat Creek built?

It was built in 1998, making it 27 years old in 2025.

What condition is CO Rt 87 over Flat Creek 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 September 2024.

How much traffic does CO Rt 87 over Flat Creek carry?

About 1,233 vehicles per day (2005 count), of which roughly 12% are trucks.

How long is CO Rt 87 over Flat Creek?

The structure is 102 ft (31.2 m) long with a longest span of 34 ft (10.4 m) and a deck 31 ft wide.

Who owns CO Rt 87 over Flat Creek?

It is owned by the County Highway Agency.