US Bridges

East Linwood Drive over Griffin Brook

Good

Jefferson County, Alabama · E.Linwood DR and Primrose · Structure no. 019373

Built
2002
23 years old
Condition
Good
inspected September 2024
Type
Channel Beam
Concrete
Length
32 ft
1 main span
Daily traffic
400
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

East Linwood Drive over Griffin Brook is a concrete channel beam carrying East Linwood Drive over Griffin Brook in Jefferson County, Alabama. It was built in 2002, so it is 23 years old, younger than the Alabama average of 51.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 400 vehicles a day, roughly 1% of them trucks, projected to reach 560 by 2044. The structure is 32 ft (9.8 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesEast Linwood Drive
CrossesGriffin Brook
LocationE.Linwood DR and Primrose
RouteCity Street 0
StateAlabama
Coordinates33.47058, -86.80251
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84.8 US tons
Inventory rating50.9 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span32 ft (9.8 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2024)
Projected traffic560 by 2044
Trucks1%
Lanes on structure2
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$384,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was East Linwood Drive over Griffin Brook built?

It was built in 2002, making it 23 years old in 2025.

What condition is East Linwood Drive over Griffin Brook in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2024.

How much traffic does East Linwood Drive over Griffin Brook carry?

About 400 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is East Linwood Drive over Griffin Brook?

The structure is 32 ft (9.8 m) long with a longest span of 32 ft (9.8 m) and a deck 31 ft wide.

Who owns East Linwood Drive over Griffin Brook?

It is owned by the City or Municipal Highway Agency.