US Bridges

Meriwether Trail over Sullivan Slough

Good

Montgomery County, Alabama · .2 MI N US 94 · Structure no. 015415

Built
1991
34 years old
Condition
Good
inspected October 2024
Type
Channel Beam
Concrete
Length
48 ft
2 main spans
Daily traffic
315
1988 count
Owner
County
County Highway Agency

About this bridge

Meriwether Trail over Sullivan Slough is a concrete channel beam carrying Meriwether Trail over Sullivan Slough in Montgomery County, Alabama. It was built in 1991, so it is 34 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 315 vehicles a day, roughly 1% of them trucks, projected to reach 415 by 2044. The structure is 48 ft (14.6 m) long and 31 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesMeriwether Trail
CrossesSullivan Slough
Location.2 MI N US 94
RouteCounty Highway 27
StateAlabama
Coordinates32.02524, -86.10727
Functional classRural Major Collector

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating79.7 US tons
Inventory rating47.8 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length48 ft (14.6 m)
Longest span34 ft (10.4 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic315 (1988)
Projected traffic415 by 2044
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 proposedNone recorded
Estimated improvement cost$484,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Meriwether Trail over Sullivan Slough built?

It was built in 1991, making it 34 years old in 2025.

What condition is Meriwether Trail over Sullivan Slough 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 Meriwether Trail over Sullivan Slough carry?

About 315 vehicles per day (1988 count), of which roughly 1% are trucks.

How long is Meriwether Trail over Sullivan Slough?

The structure is 48 ft (14.6 m) long with a longest span of 34 ft (10.4 m) and a deck 31 ft wide.

Who owns Meriwether Trail over Sullivan Slough?

It is owned by the County Highway Agency.