US Bridges

Brockway RD over Tarklin Branch

Good

Madison County, Alabama · 0.3MI S US HWY 431S · Structure no. 016706

Built
1938
87 years old
Condition
Good
inspected October 2024
Type
Culvert
Masonry
Length
28 ft
2 main spans
Daily traffic
200
1996 count
Owner
City
City or Municipal Highway Agency

About this bridge

Brockway RD over Tarklin Branch is a masonry culvert carrying Brockway RD over Tarklin Branch in Madison County, Alabama. It was built in 1938, so it is 87 years old, older 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 200 vehicles a day, roughly 1% of them trucks, projected to reach 270 by 2035. The structure is 28 ft (8.5 m) long and 22 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesBrockway RD
CrossesTarklin Branch
Location0.3MI S US HWY 431S
RouteCity Street 0
CountyMadison County
StateAlabama
Coordinates34.57562, -86.45028
Functional classUrban Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating36 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialMasonry
DeckNot applicable
Main spans2
Design loadH 15
Structure length28 ft (8.5 m)
Longest span14 ft (4.3 m)
Deck width22 ft (6.7 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (1996)
Projected traffic270 by 2035
Trucks1%
Lanes on structure2
Traffic directionHighway traffic not carried
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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$211,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Brockway RD over Tarklin Branch built?

It was built in 1938, making it 87 years old in 2025.

What condition is Brockway RD over Tarklin Branch 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 October 2024.

How much traffic does Brockway RD over Tarklin Branch carry?

About 200 vehicles per day (1996 count), of which roughly 1% are trucks.

How long is Brockway RD over Tarklin Branch?

The structure is 28 ft (8.5 m) long with a longest span of 14 ft (4.3 m) and a deck 22 ft wide.

Who owns Brockway RD over Tarklin Branch?

It is owned by the City or Municipal Highway Agency.