US Bridges

Hamilton Mtn Road over Graves Creek

Good

Blount County, Alabama · 2 MI SW of Blountsville · Structure no. 015220

Built
1990
35 years old
Condition
Good
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
41 ft
2 main spans
Daily traffic
211
2025 count
Owner
County
County Highway Agency

About this bridge

Hamilton Mtn Road over Graves Creek is a steel continuous stringer/multi-beam or girder carrying Hamilton Mtn Road over Graves Creek in Blount County, Alabama. It was built in 1990, so it is 35 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 211 vehicles a day, roughly 1% of them trucks, projected to reach 314 by 2045. The structure is 41 ft (12.5 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesHamilton Mtn Road
CrossesGraves Creek
Location2 MI SW of Blountsville
RouteCounty Highway 90
StateAlabama
Coordinates34.05738, -86.56547
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating98 US tons
Inventory rating98 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 15
Structure length41 ft (12.5 m)
Longest span19 ft (5.8 m)
Deck width28 ft (8.4 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic211 (2025)
Projected traffic314 by 2045
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$392,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Hamilton Mtn Road over Graves Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is Hamilton Mtn Road over Graves 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 February 2025.

How much traffic does Hamilton Mtn Road over Graves Creek carry?

About 211 vehicles per day (2025 count), of which roughly 1% are trucks.

How long is Hamilton Mtn Road over Graves Creek?

The structure is 41 ft (12.5 m) long with a longest span of 19 ft (5.8 m) and a deck 28 ft wide.

Who owns Hamilton Mtn Road over Graves Creek?

It is owned by the County Highway Agency.