US Bridges

Pr 176 11.05 KM over Carraizo Creek

FairPosted for load

San Juan Municipio, Puerto Rico · 9 KM S E of Trujillo Alto · Structure no. 003951

Built
1940
85 years old
Condition
Fair
inspected August 2024
Type
Slab
Concrete
Length
20 ft
1 main span
Daily traffic
4,000
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 176 11.05 KM over Carraizo Creek is a concrete slab carrying Pr 176 11.05 KM over Carraizo Creek in San Juan Municipio, Puerto Rico. It was built in 1940, so it is 85 years old, older than the Puerto Rico average of 51.2 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. Its operating status is: posted for load restriction.

It carries about 4,000 vehicles a day, roughly 4% of them trucks, projected to reach 5,200 by 2025. The structure is 20 ft (6.1 m) long and 24 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

Open in Google Maps
CarriesPr 176 11.05 KM
CrossesCarraizo Creek
Location9 KM S E of Trujillo Alto
RouteState Highway 176
CountySan Juan Municipio
StatePuerto Rico
Coordinates18.32132, -66.03245
Functional classUrban Minor 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating53 US tons
Inventory rating31.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length20 ft (6.1 m)
Longest span20 ft (6 m)
Deck width24 ft (7.2 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,000 (2017)
Projected traffic5,200 by 2025
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$48,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 176 11.05 KM over Carraizo Creek built?

It was built in 1940, making it 85 years old in 2025.

What condition is Pr 176 11.05 KM over Carraizo Creek 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 August 2024.

How much traffic does Pr 176 11.05 KM over Carraizo Creek carry?

About 4,000 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is Pr 176 11.05 KM over Carraizo Creek?

The structure is 20 ft (6.1 m) long with a longest span of 20 ft (6 m) and a deck 24 ft wide.

Who owns Pr 176 11.05 KM over Carraizo Creek?

It is owned by the State Highway Agency.