US Bridges

Montlimar Drive over Bolton Branch

Fair

Mobile County, Alabama · 0.3 MI N Cottage Hill RD · Structure no. 013975

Built
1986
39 years old
Condition
Fair
inspected October 2023
Type
Culvert
Concrete
Length
43 ft
4 main spans
Daily traffic
17,028
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Montlimar Drive over Bolton Branch is a concrete culvert carrying Montlimar Drive over Bolton Branch in Mobile County, Alabama. It was built in 1986, so it is 39 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 17,028 vehicles a day, roughly 4% of them trucks, projected to reach 25,542 by 2043. The structure is 43 ft (13.2 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesMontlimar Drive
CrossesBolton Branch
Location0.3 MI N Cottage Hill RD
RouteCity Street 0
CountyMobile County
StateAlabama
Coordinates30.66238, -88.13322
Functional classUrban 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating37.1 US tons
Inventory rating22.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length43 ft (13.2 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,028 (2023)
Projected traffic25,542 by 2043
Trucks4%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.9 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Montlimar Drive over Bolton Branch built?

It was built in 1986, making it 39 years old in 2025.

What condition is Montlimar Drive over Bolton Branch 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 October 2023.

How much traffic does Montlimar Drive over Bolton Branch carry?

About 17,028 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Montlimar Drive over Bolton Branch?

The structure is 43 ft (13.2 m) long with a longest span of 10 ft (3 m).

Who owns Montlimar Drive over Bolton Branch?

It is owned by the City or Municipal Highway Agency.