US Bridges

Fdr 172 over Skid Bridge Creek

Fair

Grant Parish, Louisiana · No Data Entered · Structure no. 080601000002174

Built
1970
55 years old
Condition
Fair
inspected December 2024
Type
Channel Beam
Prestressed Concrete
Length
30 ft
2 main spans
Daily traffic
15
2003 count
Owner
Federal
U.S. Forest Service

About this bridge

Fdr 172 over Skid Bridge Creek is a prestressed concrete channel beam carrying Fdr 172 over Skid Bridge Creek in Grant Parish, Louisiana. It was built in 1970, so it is 55 years old, older than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 15 vehicles a day, projected to reach 22 by 2045. The structure is 30 ft (9.1 m) long and 25 ft wide.

Location

Open in Google Maps
CarriesFdr 172
CrossesSkid Bridge Creek
LocationNo Data Entered
RouteFederal Lands Road 172.1
CountyGrant Parish
StateLouisiana
Coordinates31.66271, -92.48467
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating29.7 US tons
Inventory rating20 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckOther
Main spans2
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span15 ft (4.6 m)
Deck width25 ft (7.6 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2003)
Projected traffic22 by 2045
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Fdr 172 over Skid Bridge Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is Fdr 172 over Skid Bridge Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2024.

How much traffic does Fdr 172 over Skid Bridge Creek carry?

About 15 vehicles per day (2003 count).

How long is Fdr 172 over Skid Bridge Creek?

The structure is 30 ft (9.1 m) long with a longest span of 15 ft (4.6 m) and a deck 25 ft wide.

Who owns Fdr 172 over Skid Bridge Creek?

It is owned by the U.S. Forest Service.