US Bridges

Seventeenth Street over Mercedes Main Canal

Good

Hidalgo County, Texas · 0.45 MI W of JCT FM 491 · Structure no. 211090L00435001

Built
2013
12 years old
Condition
Good
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
130 ft
3 main spans
Daily traffic
645
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Seventeenth Street over Mercedes Main Canal is a prestressed concrete box beam or girders - multiple carrying Seventeenth Street over Mercedes Main Canal in Hidalgo County, Texas. It was built in 2013, so it is 12 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 645 vehicles a day, projected to reach 1,230 by 2031. The structure is 130 ft (39.6 m) long and 38 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSeventeenth Street
CrossesMercedes Main Canal
Location0.45 MI W of JCT FM 491
RouteCity Street 0
StateTexas
Coordinates26.13482, -97.90932
Functional classUrban Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum 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 spans3
Design loadHL 93
Structure length130 ft (39.6 m)
Longest span50 ft (15.2 m)
Deck width38 ft (11.7 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic645 (2019)
Projected traffic1,230 by 2031
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Seventeenth Street over Mercedes Main Canal built?

It was built in 2013, making it 12 years old in 2025.

What condition is Seventeenth Street over Mercedes Main Canal 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 May 2024.

How much traffic does Seventeenth Street over Mercedes Main Canal carry?

About 645 vehicles per day (2019 count).

How long is Seventeenth Street over Mercedes Main Canal?

The structure is 130 ft (39.6 m) long with a longest span of 50 ft (15.2 m) and a deck 38 ft wide.

Who owns Seventeenth Street over Mercedes Main Canal?

It is owned by the City or Municipal Highway Agency.