US Bridges

US 59 NB over Mccardell Slough

Fair

Polk County, Texas · 0.90 MI S of FM 2665 · Structure no. 111870017701087

Built
1963
62 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
280 ft
7 main spans
Daily traffic
12,402
2024 count
Owner
State
State Highway Agency

About this bridge

US 59 NB over Mccardell Slough is a concrete stringer/multi-beam or girder carrying US 59 NB over Mccardell Slough in Polk County, Texas. It was built in 1963, so it is 62 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 12,402 vehicles a day, roughly 23% of them trucks, projected to reach 17,860 by 2033. The structure is 280 ft (85.3 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 59 NB
CrossesMccardell Slough
Location0.90 MI S of FM 2665
RouteU.S. Route 59
StateTexas
Coordinates30.58827, -94.9448
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 evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating32 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans7
Design loadH 20
Structure length280 ft (85.3 m)
Longest span40 ft (12.2 m)
Deck width40 ft (12.3 m)
Roadway width38 ft (11.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,402 (2024)
Projected traffic17,860 by 2033
Trucks23%
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 NB over Mccardell Slough built?

It was built in 1963, making it 62 years old in 2025.

What condition is US 59 NB 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 NB over Mccardell Slough carry?

About 12,402 vehicles per day (2024 count), of which roughly 23% are trucks.

How long is US 59 NB 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 40 ft wide.

Who owns US 59 NB over Mccardell Slough?

It is owned by the State Highway Agency.