US Bridges

FM 1420 over Hcwid No. 1 Main Channel

Good

Willacy County, Texas · 1.0 MI S of FM 490 · Structure no. 212450142501004

Built
1984
41 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
141 ft
4 main spans
Daily traffic
416
2023 count
Owner
State
State Highway Agency

About this bridge

FM 1420 over Hcwid No. 1 Main Channel is a concrete stringer/multi-beam or girder carrying FM 1420 over Hcwid No. 1 Main Channel in Willacy County, Texas. It was built in 1984, so it is 41 years old, younger 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 416 vehicles a day, roughly 25% of them trucks, projected to reach 660 by 2033. The structure is 141 ft (43 m) long and 36 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

Location

Open in Google Maps
CarriesFM 1420
CrossesHcwid No. 1 Main Channel
Location1.0 MI S of FM 490
RouteState Highway 1420
CountyWillacy County
StateTexas
Coordinates26.43896, -97.61367
Functional classRural Major Collector

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.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
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 rating75 US tons
Inventory rating45 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length141 ft (43 m)
Longest span40 ft (12.2 m)
Deck width36 ft (11.1 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic416 (2023)
Projected traffic660 by 2033
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM 1420 over Hcwid No. 1 Main Channel built?

It was built in 1984, making it 41 years old in 2025.

What condition is FM 1420 over Hcwid No. 1 Main Channel 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 2023.

How much traffic does FM 1420 over Hcwid No. 1 Main Channel carry?

About 416 vehicles per day (2023 count), of which roughly 25% are trucks.

How long is FM 1420 over Hcwid No. 1 Main Channel?

The structure is 141 ft (43 m) long with a longest span of 40 ft (12.2 m) and a deck 36 ft wide.

Who owns FM 1420 over Hcwid No. 1 Main Channel?

It is owned by the State Highway Agency.