US Bridges

Lp 20 over US 59

Fair

Webb County, Texas · Lp 20 @ US 59 · Structure no. 222400054201071

Built
2008
17 years old
Condition
Fair
inspected December 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
304 ft
1 main span
Daily traffic
22,120
2011 count
Owner
State
State Highway Agency

About this bridge

Lp 20 over US 59 is a prestressed concrete stringer/multi-beam or girder carrying Lp 20 over US 59 in Webb County, Texas. It was built in 2008, so it is 17 years old, younger 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 22,120 vehicles a day, roughly 5% of them trucks, projected to reach 34,510 by 2031. The structure is 304 ft (92.7 m) long and 84 ft wide.

CarriesLp 20
CrossesUS 59
LocationLp 20 @ US 59
RouteState Highway 20
StateTexas
Coordinates27.52871, -99.44553
Functional classUrban Other Principal 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionDecember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length304 ft (92.7 m)
Longest span124 ft (37.8 m)
Deck width84 ft (25.6 m)
Roadway width79 ft (24.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,120 (2011)
Projected traffic34,510 by 2031
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Lp 20 over US 59 built?

It was built in 2008, making it 17 years old in 2025.

What condition is Lp 20 over US 59 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 December 2022.

How much traffic does Lp 20 over US 59 carry?

About 22,120 vehicles per day (2011 count), of which roughly 5% are trucks.

How long is Lp 20 over US 59?

The structure is 304 ft (92.7 m) long with a longest span of 124 ft (37.8 m) and a deck 84 ft wide.

Who owns Lp 20 over US 59?

It is owned by the State Highway Agency.