US Bridges

County Road 99 over Peterson Branch

Good

Baldwin County, Alabama · 1.6 Mi.S.Of US.98 · Structure no. 018504

Built
2003
22 years old
Condition
Good
inspected September 2023
Type
Channel Beam
Concrete
Length
68 ft
2 main spans
Daily traffic
1,472
2021 count
Owner
County
County Highway Agency

About this bridge

County Road 99 over Peterson Branch is a concrete channel beam carrying County Road 99 over Peterson Branch in Baldwin County, Alabama. It was built in 2003, so it is 22 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 1,472 vehicles a day, roughly 1% of them trucks, projected to reach 1,987 by 2041. The structure is 68 ft (20.7 m) long and 43 ft wide. If it were closed, the detour would be 13 mi (21 km).

Location

Open in Google Maps
CarriesCounty Road 99
CrossesPeterson Branch
Location1.6 Mi.S.Of US.98
RouteCounty Highway 99
CountyBaldwin County
StateAlabama
Coordinates30.39288, -87.45576
Functional classRural Minor Collector

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.9 US tons
Inventory rating43.7 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 width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,472 (2021)
Projected traffic1,987 by 2041
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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$922,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 99 over Peterson Branch built?

It was built in 2003, making it 22 years old in 2025.

What condition is County Road 99 over Peterson 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 September 2023.

How much traffic does County Road 99 over Peterson Branch carry?

About 1,472 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is County Road 99 over Peterson Branch?

The structure is 68 ft (20.7 m) long with a longest span of 34 ft (10.4 m) and a deck 43 ft wide.

Who owns County Road 99 over Peterson Branch?

It is owned by the County Highway Agency.