US Bridges

SR 12 over Tchula Lake Cutoff

Fair

Holmes County, Mississippi · 0.4 MI E Humphreys Cl · Structure no. 310001202604750

Built
1964
61 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
240 ft
2 main spans
Daily traffic
1,000
2023 count
Owner
State
State Highway Agency

About this bridge

SR 12 over Tchula Lake Cutoff is a prestressed concrete stringer/multi-beam or girder carrying SR 12 over Tchula Lake Cutoff in Holmes County, Mississippi. It was built in 1964, so it is 61 years old, older than the Mississippi average of 38.9 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 1,000 vehicles a day, roughly 14% of them trucks, projected to reach 1,000 by 2043. The structure is 240 ft (73.2 m) long and 33 ft wide. If it were closed, the detour would be 49.7 mi (80 km).

CarriesSR 12
CrossesTchula Lake Cutoff
Location0.4 MI E Humphreys Cl
RouteState Highway 12
Coordinates33.14267, -90.32713
Functional classRural Minor Arterial

Condition and inspection

Fair

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

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71 US tons
Inventory rating42.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2 (+8 approach)
Design loadHS 20
Structure length240 ft (73.2 m)
Longest span40 ft (12.2 m)
Deck width33 ft (10 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2023)
Projected traffic1,000 by 2043
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.7 mi (80 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$707 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 12 over Tchula Lake Cutoff built?

It was built in 1964, making it 61 years old in 2025.

What condition is SR 12 over Tchula Lake Cutoff 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 June 2024.

How much traffic does SR 12 over Tchula Lake Cutoff carry?

About 1,000 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is SR 12 over Tchula Lake Cutoff?

The structure is 240 ft (73.2 m) long with a longest span of 40 ft (12.2 m) and a deck 33 ft wide.

Who owns SR 12 over Tchula Lake Cutoff?

It is owned by the State Highway Agency.