US Bridges

US 59 SB over Mccardell Slough

Fair

Polk County, Texas · 0.90 MI S of FM 2665 · Structure no. 111870017701039

Built
1938
87 years old, rebuilt 1963
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
280 ft
7 main spans
Daily traffic
13,830
2022 count
Owner
State
State Highway Agency

About this bridge

US 59 SB over Mccardell Slough is a steel stringer/multi-beam or girder carrying US 59 SB over Mccardell Slough in Polk County, Texas. It was built in 1938 and reconstructed in 1963, so it is 87 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 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 13,830 vehicles a day, roughly 28% of them trucks, projected to reach 17,860 by 2033. The structure is 280 ft (85.3 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 59 SB
CrossesMccardell Slough
Location0.90 MI S of FM 2665
RouteU.S. Route 59
StateTexas
Coordinates30.58824, -94.9449
Functional classRural Principal Arterial - Other

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46 US tons
Inventory rating28 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans7
Design loadH 15
Structure length280 ft (85.3 m)
Longest span40 ft (12.2 m)
Deck width41 ft (12.6 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,830 (2022)
Projected traffic17,860 by 2033
Trucks28%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 59 SB over Mccardell Slough built?

It was built in 1938, making it 87 years old in 2025. It was reconstructed in 1963.

What condition is US 59 SB over Mccardell Slough 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 April 2024.

How much traffic does US 59 SB over Mccardell Slough carry?

About 13,830 vehicles per day (2022 count), of which roughly 28% are trucks.

How long is US 59 SB over Mccardell Slough?

The structure is 280 ft (85.3 m) long with a longest span of 40 ft (12.2 m) and a deck 41 ft wide.

Who owns US 59 SB over Mccardell Slough?

It is owned by the State Highway Agency.