US Bridges

Lower Cc RD over Horton Bayou

PoorPosted for load

East Feliciana Parish, Louisiana · 3.0 M NE of LA 63 · Structure no. 611930505905471

Built
1999
26 years old
Condition
Poor
inspected May 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
56 ft
3 main spans
Daily traffic
44
2020 count
Owner
County
County Highway Agency

About this bridge

Lower Cc RD over Horton Bayou is a wood or timber stringer/multi-beam or girder carrying Lower Cc RD over Horton Bayou in East Feliciana Parish, Louisiana. It was built in 1999, so it is 26 years old, younger than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 44 vehicles a day, projected to reach 48 by 2040. The structure is 56 ft (17.1 m) long and 21 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLower Cc RD
CrossesHorton Bayou
Location3.0 M NE of LA 63
RouteCounty Highway 0
Coordinates30.84236, -90.91176
Functional classRural Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating3 US tons
Inventory rating2 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadH 20
Structure length56 ft (17.1 m)
Longest span18 ft (5.5 m)
Deck width21 ft (6.3 m)
Roadway width18 ft (5.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic44 (2020)
Projected traffic48 by 2040
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Lower Cc RD over Horton Bayou built?

It was built in 1999, making it 26 years old in 2025.

What condition is Lower Cc RD over Horton Bayou in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in May 2024.

How much traffic does Lower Cc RD over Horton Bayou carry?

About 44 vehicles per day (2020 count).

How long is Lower Cc RD over Horton Bayou?

The structure is 56 ft (17.1 m) long with a longest span of 18 ft (5.5 m) and a deck 21 ft wide.

Who owns Lower Cc RD over Horton Bayou?

It is owned by the County Highway Agency.