US Bridges

Central Avenue over Main Drain Ditch #1

Good

Cameron County, Texas · 0.05 MI N of FM 802 · Structure no. 210310C00239001

Built
1986
39 years old
Condition
Good
inspected March 2024
Type
Slab
Concrete Continuous
Length
95 ft
3 main spans
Daily traffic
4,889
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Central Avenue over Main Drain Ditch #1 is a concrete continuous slab carrying Central Avenue over Main Drain Ditch #1 in Cameron County, Texas. It was built in 1986, so it is 39 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 4,889 vehicles a day, roughly 5% of them trucks, projected to reach 5,337 by 2042. The structure is 95 ft (29 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCentral Avenue
CrossesMain Drain Ditch #1
Location0.05 MI N of FM 802
RouteCity Street 0
StateTexas
Coordinates25.94817, -97.44538
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length95 ft (29 m)
Longest span32 ft (9.7 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,889 (2024)
Projected traffic5,337 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Central Avenue over Main Drain Ditch #1 built?

It was built in 1986, making it 39 years old in 2025.

What condition is Central Avenue over Main Drain Ditch #1 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 Central Avenue over Main Drain Ditch #1 carry?

About 4,889 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Central Avenue over Main Drain Ditch #1?

The structure is 95 ft (29 m) long with a longest span of 32 ft (9.7 m) and a deck 30 ft wide.

Who owns Central Avenue over Main Drain Ditch #1?

It is owned by the City or Municipal Highway Agency.