US Bridges

Mammy Trail RD over Chee-Chee Creek

Good

Natchitoches Parish, Louisiana · 2.31 Mi. North of LA 1226 · Structure no. 083531547925861

Built
2000
25 years old
Condition
Good
inspected December 2024
Type
Slab
Concrete
Length
57 ft
3 main spans
Daily traffic
255
2022 count
Owner
County
County Highway Agency

About this bridge

Mammy Trail RD over Chee-Chee Creek is a concrete slab carrying Mammy Trail RD over Chee-Chee Creek in Natchitoches Parish, Louisiana. It was built in 2000, so it is 25 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 255 vehicles a day, projected to reach 280 by 2042. The structure is 57 ft (17.4 m) long and 27 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

Open in Google Maps
CarriesMammy Trail RD
CrossesChee-Chee Creek
Location2.31 Mi. North of LA 1226
RouteCounty Highway 0
CountyNatchitoches Parish
StateLouisiana
Coordinates31.91167, -92.9759
Functional classRural Local

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating38.3 US tons
Inventory rating29.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length57 ft (17.4 m)
Longest span19 ft (5.8 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic255 (2022)
Projected traffic280 by 2042
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 Mammy Trail RD over Chee-Chee Creek built?

It was built in 2000, making it 25 years old in 2025.

What condition is Mammy Trail RD over Chee-Chee Creek 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 December 2024.

How much traffic does Mammy Trail RD over Chee-Chee Creek carry?

About 255 vehicles per day (2022 count).

How long is Mammy Trail RD over Chee-Chee Creek?

The structure is 57 ft (17.4 m) long with a longest span of 19 ft (5.8 m) and a deck 27 ft wide.

Who owns Mammy Trail RD over Chee-Chee Creek?

It is owned by the County Highway Agency.