US Bridges

Hillcrest Road over Halls Mill Creek

Fair

Mobile County, Alabama · 1.4 MI N Three Notch RD · Structure no. 019565

Built
2009
16 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
223 ft
5 main spans
Daily traffic
18,005
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Hillcrest Road over Halls Mill Creek is a prestressed concrete stringer/multi-beam or girder carrying Hillcrest Road over Halls Mill Creek in Mobile County, Alabama. It was built in 2009, so it is 16 years old, younger 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 18,005 vehicles a day, roughly 4% of them trucks, projected to reach 27,007 by 2043. The structure is 223 ft (68.1 m) long and 29 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesHillcrest Road
CrossesHalls Mill Creek
Location1.4 MI N Three Notch RD
RouteCity Street 0
CountyMobile County
StateAlabama
Coordinates30.61045, -88.19077
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.9 US tons
Inventory rating40.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length223 ft (68.1 m)
Longest span45 ft (13.7 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,005 (2023)
Projected traffic27,007 by 2043
Trucks4%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$1.7 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Hillcrest Road over Halls Mill Creek built?

It was built in 2009, making it 16 years old in 2025.

What condition is Hillcrest Road over Halls Mill 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 November 2023.

How much traffic does Hillcrest Road over Halls Mill Creek carry?

About 18,005 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Hillcrest Road over Halls Mill Creek?

The structure is 223 ft (68.1 m) long with a longest span of 45 ft (13.7 m) and a deck 29 ft wide.

Who owns Hillcrest Road over Halls Mill Creek?

It is owned by the City or Municipal Highway Agency.