US Bridges

Milton RD over Beaver Branch

PoorPosted for load

Livingston Parish, Louisiana · 3.7 MI NW of Exit 44 · Structure no. 623230300905331

Built
1975
50 years old
Condition
Poor
inspected January 2025
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
39 ft
2 main spans
Daily traffic
300
2022 count
Owner
County
County Highway Agency

About this bridge

Milton RD over Beaver Branch is a wood or timber stringer/multi-beam or girder carrying Milton RD over Beaver Branch in Livingston Parish, Louisiana. It was built in 1975, so it is 50 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 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 300 vehicles a day, projected to reach 330 by 2042. The structure is 39 ft (11.9 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMilton RD
CrossesBeaver Branch
Location3.7 MI NW of Exit 44
RouteCounty Highway 0
Coordinates30.50021, -90.88962
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.
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 inspectionJanuary 2025
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating23.8 US tons
Inventory rating16.3 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadH 15
Structure length39 ft (11.9 m)
Longest span19 ft (5.8 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2022)
Projected traffic330 by 2042
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 statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$163,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Milton RD over Beaver Branch built?

It was built in 1975, making it 50 years old in 2025.

What condition is Milton RD over Beaver Branch 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 January 2025.

How much traffic does Milton RD over Beaver Branch carry?

About 300 vehicles per day (2022 count).

How long is Milton RD over Beaver Branch?

The structure is 39 ft (11.9 m) long with a longest span of 19 ft (5.8 m) and a deck 24 ft wide.

Who owns Milton RD over Beaver Branch?

It is owned by the County Highway Agency.