US Bridges

S. Fieldspan Rd. over Granges Coulee

Good

Lafayette Parish, Louisiana · 0.3 MI S of LA 342 · Structure no. 032830093920851

Built
1996
29 years old
Condition
Good
inspected October 2023
Type
Slab
Concrete
Length
76 ft
4 main spans
Daily traffic
1,400
2020 count
Owner
County
County Highway Agency

About this bridge

S. Fieldspan Rd. over Granges Coulee is a concrete slab carrying S. Fieldspan Rd. over Granges Coulee in Lafayette Parish, Louisiana. It was built in 1996, so it is 29 years old, younger than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,400 vehicles a day, projected to reach 1,540 by 2040. The structure is 76 ft (23.2 m) long and 31 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesS. Fieldspan Rd.
CrossesGranges Coulee
Location0.3 MI S of LA 342
RouteCounty Highway 0
CountyLafayette Parish
StateLouisiana
Coordinates30.15519, -92.14175
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating27.9 US tons
Inventory rating21.8 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length76 ft (23.2 m)
Longest span19 ft (5.8 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2020)
Projected traffic1,540 by 2040
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 S. Fieldspan Rd. over Granges Coulee built?

It was built in 1996, making it 29 years old in 2025.

What condition is S. Fieldspan Rd. over Granges Coulee in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2023.

How much traffic does S. Fieldspan Rd. over Granges Coulee carry?

About 1,400 vehicles per day (2020 count).

How long is S. Fieldspan Rd. over Granges Coulee?

The structure is 76 ft (23.2 m) long with a longest span of 19 ft (5.8 m) and a deck 31 ft wide.

Who owns S. Fieldspan Rd. over Granges Coulee?

It is owned by the County Highway Agency.