US Bridges

US 59 & Lp 224 NB over SH 21

Good

Nacogdoches County, Texas · JCT US 59 & SH 21 · Structure no. 111740256001072

Built
1970
55 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
180 ft
4 main spans
Daily traffic
28,292
2020 count
Owner
State
State Highway Agency

About this bridge

US 59 & Lp 224 NB over SH 21 is a prestressed concrete stringer/multi-beam or girder carrying US 59 & Lp 224 NB over SH 21 in Nacogdoches County, Texas. It was built in 1970, so it is 55 years old, older than the Texas average of 44.4 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 28,292 vehicles a day, roughly 22% of them trucks, projected to reach 39,609 by 2040. The structure is 180 ft (54.9 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 59 & Lp 224 NB
CrossesSH 21
LocationJCT US 59 & SH 21
RouteU.S. Route 59
StateTexas
Coordinates31.61187, -94.68429
Functional classUrban Other Principal Arterial

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.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66 US tons
Inventory rating39 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length180 ft (54.9 m)
Longest span50 ft (15.2 m)
Deck width42 ft (12.8 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,292 (2020)
Projected traffic39,609 by 2040
Trucks22%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 59 & Lp 224 NB over SH 21 built?

It was built in 1970, making it 55 years old in 2025.

What condition is US 59 & Lp 224 NB over SH 21 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 March 2024.

How much traffic does US 59 & Lp 224 NB over SH 21 carry?

About 28,292 vehicles per day (2020 count), of which roughly 22% are trucks.

How long is US 59 & Lp 224 NB over SH 21?

The structure is 180 ft (54.9 m) long with a longest span of 50 ft (15.2 m) and a deck 42 ft wide.

Who owns US 59 & Lp 224 NB over SH 21?

It is owned by the State Highway Agency.