US Bridges

Narrow Lane RD over Stream

FairPosted for load

Montgomery County, Alabama · 0.1 Mi.N.Of Seibels RD · Structure no. 003249

Built
1948
77 years old
Condition
Fair
inspected April 2024
Type
Tee Beam
Concrete
Length
112 ft
4 main spans
Daily traffic
900
1992 count
Owner
City
City or Municipal Highway Agency

About this bridge

Narrow Lane RD over Stream is a concrete tee beam carrying Narrow Lane RD over Stream in Montgomery County, Alabama. It was built in 1948, so it is 77 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. Its operating status is: posted for load restriction.

It carries about 900 vehicles a day, roughly 1% of them trucks, projected to reach 1,212 by 2044. The structure is 112 ft (34.1 m) long and 29 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesNarrow Lane RD
CrossesStream
Location0.1 Mi.N.Of Seibels RD
RouteCity Street 39
CountyMontgomery County
StateAlabama
Coordinates32.30892, -86.28024
Functional classUrban 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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating30.1 US tons
Inventory rating18 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length112 ft (34.1 m)
Longest span28 ft (8.5 m)
Deck width29 ft (8.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (1992)
Projected traffic1,212 by 2044
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$910,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Narrow Lane RD over Stream built?

It was built in 1948, making it 77 years old in 2025.

What condition is Narrow Lane RD over Stream 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 Narrow Lane RD over Stream carry?

About 900 vehicles per day (1992 count), of which roughly 1% are trucks.

How long is Narrow Lane RD over Stream?

The structure is 112 ft (34.1 m) long with a longest span of 28 ft (8.5 m) and a deck 29 ft wide.

Who owns Narrow Lane RD over Stream?

It is owned by the City or Municipal Highway Agency.