US Bridges

Heck Young RD over Cypress Bayou

PoorPosted for load

East Baton Rouge Parish, Louisiana · 1.8 M E of LA 964 · Structure no. 611730368911031

Built
1965
60 years old
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
77 ft
4 main spans
Daily traffic
2,080
2019 count
Owner
County
County Highway Agency

About this bridge

Heck Young RD over Cypress Bayou is a wood or timber stringer/multi-beam or girder carrying Heck Young RD over Cypress Bayou in East Baton Rouge Parish, Louisiana. It was built in 1965, so it is 60 years old, older 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 3 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 2,080 vehicles a day, projected to reach 2,288 by 2039. The structure is 77 ft (23.5 m) long and 25 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesHeck Young RD
CrossesCypress Bayou
Location1.8 M E of LA 964
RouteCounty Highway 0
Coordinates30.61221, -91.17158
Functional classRural Local

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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating15.3 US tons
Inventory rating11.8 US tons

Structure

MaterialWood or Timber
DeckConcrete, cast-in-place
Main spans4
Design loadH 10
Structure length77 ft (23.5 m)
Longest span19 ft (5.8 m)
Deck width25 ft (7.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,080 (2019)
Projected traffic2,288 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$277,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Heck Young RD over Cypress Bayou built?

It was built in 1965, making it 60 years old in 2025.

What condition is Heck Young RD over Cypress 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 July 2024.

How much traffic does Heck Young RD over Cypress Bayou carry?

About 2,080 vehicles per day (2019 count).

How long is Heck Young RD over Cypress Bayou?

The structure is 77 ft (23.5 m) long with a longest span of 19 ft (5.8 m) and a deck 25 ft wide.

Who owns Heck Young RD over Cypress Bayou?

It is owned by the County Highway Agency.