US Bridges

SR 99 over Sugar Creek

Fair

Limestone County, Alabama · 6 MI N. Elk River · Structure no. 003491

Built
1949
76 years old
Condition
Fair
inspected June 2024
Type
Tee Beam
Concrete
Length
188 ft
5 main spans
Daily traffic
1,570
2024 count
Owner
State
State Highway Agency

About this bridge

SR 99 over Sugar Creek is a concrete tee beam carrying SR 99 over Sugar Creek in Limestone County, Alabama. It was built in 1949, so it is 76 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.

It carries about 1,570 vehicles a day, roughly 8% of them trucks, projected to reach 2,115 by 2033. The structure is 188 ft (57.3 m) long and 26 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesSR 99
CrossesSugar Creek
Location6 MI N. Elk River
RouteState Highway 99
CountyLimestone County
StateAlabama
Coordinates34.945, -87.15667
Functional classRural Major Collector

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating42.5 US tons
Inventory rating25.5 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadH 15
Structure length188 ft (57.3 m)
Longest span40 ft (12.2 m)
Deck width26 ft (7.9 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,570 (2024)
Projected traffic2,115 by 2033
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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$1.3 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 99 over Sugar Creek built?

It was built in 1949, making it 76 years old in 2025.

What condition is SR 99 over Sugar 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 June 2024.

How much traffic does SR 99 over Sugar Creek carry?

About 1,570 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is SR 99 over Sugar Creek?

The structure is 188 ft (57.3 m) long with a longest span of 40 ft (12.2 m) and a deck 26 ft wide.

Who owns SR 99 over Sugar Creek?

It is owned by the State Highway Agency.