US Bridges

College Avenue over Rock Creek

Good

Baldwin County, Alabama · 0.3 Mi. S. of US 90 · Structure no. 020756

Built
2014
11 years old
Condition
Good
inspected March 2024
Type
Channel Beam
Concrete
Length
68 ft
2 main spans
Daily traffic
5,092
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

College Avenue over Rock Creek is a concrete channel beam carrying College Avenue over Rock Creek in Baldwin County, Alabama. It was built in 2014, so it is 11 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 5,092 vehicles a day, projected to reach 6,874 by 2042. The structure is 68 ft (20.7 m) long and 31 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesCollege Avenue
CrossesRock Creek
Location0.3 Mi. S. of US 90
RouteCity Street 71
CountyBaldwin County
StateAlabama
Coordinates30.55899, -87.69995
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98 US tons
Inventory rating60.5 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length68 ft (20.7 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 traffic5,092 (2022)
Projected traffic6,874 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedNone recorded
Estimated improvement cost$642,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was College Avenue over Rock Creek built?

It was built in 2014, making it 11 years old in 2025.

What condition is College Avenue over Rock Creek 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 March 2024.

How much traffic does College Avenue over Rock Creek carry?

About 5,092 vehicles per day (2022 count).

How long is College Avenue over Rock Creek?

The structure is 68 ft (20.7 m) long with a longest span of 34 ft (10.4 m) and a deck 31 ft wide.

Who owns College Avenue over Rock Creek?

It is owned by the City or Municipal Highway Agency.