US Bridges

Mcmanus RD over Creek

PoorPosted for load

Richland Parish, Louisiana · Logmi 5.11 FR 432 to · Structure no. 054232261913841

Built
1966
59 years old
Condition
Poor
inspected June 2023
Type
Slab
Concrete
Length
55 ft
3 main spans
Daily traffic
150
1974 count
Owner
County
County Highway Agency

About this bridge

Mcmanus RD over Creek is a concrete slab carrying Mcmanus RD over Creek in Richland Parish, Louisiana. It was built in 1966, so it is 59 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 150 vehicles a day, projected to reach 165 by 1994. The structure is 55 ft (16.8 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMcmanus RD
CrossesCreek
LocationLogmi 5.11 FR 432 to
RouteCounty Highway 0
Coordinates32.43475, -91.63975
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, 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 inspectionJune 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating12.1 US tons
Inventory rating10.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length55 ft (16.8 m)
Longest span19 ft (5.8 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (1974)
Projected traffic165 by 1994
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$211,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Mcmanus RD over Creek built?

It was built in 1966, making it 59 years old in 2025.

What condition is Mcmanus RD over Creek 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 June 2023.

How much traffic does Mcmanus RD over Creek carry?

About 150 vehicles per day (1974 count).

How long is Mcmanus RD over Creek?

The structure is 55 ft (16.8 m) long with a longest span of 19 ft (5.8 m) and a deck 27 ft wide.

Who owns Mcmanus RD over Creek?

It is owned by the County Highway Agency.