US Bridges

Irvington-Blb HWY over Bishop Manor Creek

Fair

Mobile County, Alabama · 1.4 MI N of Int 19 * 188 · Structure no. 012086

Built
1958
67 years old, rebuilt 1979
Condition
Fair
inspected April 2024
Type
Channel Beam
Concrete
Length
72 ft
3 main spans
Daily traffic
5,041
2024 count
Owner
County
County Highway Agency

About this bridge

Irvington-Blb HWY over Bishop Manor Creek is a concrete channel beam carrying Irvington-Blb HWY over Bishop Manor Creek in Mobile County, Alabama. It was built in 1958 and reconstructed in 1979, so it is 67 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 5,041 vehicles a day, roughly 3% of them trucks, projected to reach 7,491 by 2044. The structure is 72 ft (21.9 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesIrvington-Blb HWY
CrossesBishop Manor Creek
Location1.4 MI N of Int 19 * 188
RouteCounty Highway 0
StateAlabama
Coordinates30.44832, -88.24478
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
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 rating51.4 US tons
Inventory rating30.8 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadH 20
Structure length72 ft (21.9 m)
Longest span24 ft (7.3 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,041 (2024)
Projected traffic7,491 by 2044
Trucks3%
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$678,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Irvington-Blb HWY over Bishop Manor Creek built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 1979.

What condition is Irvington-Blb HWY over Bishop Manor 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 April 2024.

How much traffic does Irvington-Blb HWY over Bishop Manor Creek carry?

About 5,041 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Irvington-Blb HWY over Bishop Manor Creek?

The structure is 72 ft (21.9 m) long with a longest span of 24 ft (7.3 m) and a deck 30 ft wide.

Who owns Irvington-Blb HWY over Bishop Manor Creek?

It is owned by the County Highway Agency.