US Bridges

Bay Shore Drive over Key Allegro Canal

Good

Aransas County, Texas · 0.05 MI E of Broadway ST · Structure no. 160040B00460002

Built
2022
3 years old
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Multiple
Concrete
Length
100 ft
1 main span
Daily traffic
2,714
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

Bay Shore Drive over Key Allegro Canal is a concrete box beam or girders - multiple carrying Bay Shore Drive over Key Allegro Canal in Aransas County, Texas. It was built in 2022, so it is 3 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 2,714 vehicles a day, projected to reach 3,800 by 2037. The structure is 100 ft (30.5 m) long and 46 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

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CarriesBay Shore Drive
CrossesKey Allegro Canal
Location0.05 MI E of Broadway ST
RouteCity Street 0
CountyAransas County
StateTexas
Coordinates28.04948, -97.0311
Functional classUrban 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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length100 ft (30.5 m)
Longest span100 ft (30.5 m)
Deck width46 ft (14 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,714 (2016)
Projected traffic3,800 by 2037
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 Bay Shore Drive over Key Allegro Canal built?

It was built in 2022, making it 3 years old in 2025.

What condition is Bay Shore Drive over Key Allegro 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 2023.

How much traffic does Bay Shore Drive over Key Allegro Canal carry?

About 2,714 vehicles per day (2016 count).

How long is Bay Shore Drive over Key Allegro Canal?

The structure is 100 ft (30.5 m) long with a longest span of 100 ft (30.5 m) and a deck 46 ft wide.

Who owns Bay Shore Drive over Key Allegro Canal?

It is owned by the City or Municipal Highway Agency.