US Bridges

Pedro Albizu St. over Unknown Waterway

Fair

San Sebastian Municipio, Puerto Rico · 1.5 KM E.Of San Sebastian · Structure no. 023961

Built
1994
31 years old
Condition
Fair
inspected March 2025
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
11,200
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Pedro Albizu St. over Unknown Waterway is a concrete culvert carrying Pedro Albizu St. over Unknown Waterway in San Sebastian Municipio, Puerto Rico. It was built in 1994, so it is 31 years old, younger 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.

It carries about 11,200 vehicles a day, roughly 5% of them trucks, projected to reach 15,500 by 2025. The structure is 23 ft (6.9 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesPedro Albizu St.
CrossesUnknown Waterway
Location1.5 KM E.Of San Sebastian
RouteCity Street 0
CountySan Sebastian Municipio
StatePuerto Rico
Coordinates18.33553, -66.98463
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2025
Inspection intervalevery 6 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating62.9 US tons
Inventory rating37.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length23 ft (6.9 m)
Longest span11 ft (3.3 m)
Deck width30 ft (9.2 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,200 (2017)
Projected traffic15,500 by 2025
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$25,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pedro Albizu St. over Unknown Waterway built?

It was built in 1994, making it 31 years old in 2025.

What condition is Pedro Albizu St. over Unknown Waterway 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 March 2025.

How much traffic does Pedro Albizu St. over Unknown Waterway carry?

About 11,200 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is Pedro Albizu St. over Unknown Waterway?

The structure is 23 ft (6.9 m) long with a longest span of 11 ft (3.3 m) and a deck 30 ft wide.

Who owns Pedro Albizu St. over Unknown Waterway?

It is owned by the City or Municipal Highway Agency.