US Bridges

Pr 53 24.8 KM over Unknown Creek

Good

Humacao Municipio, Puerto Rico · 5.5 KM N E Humacao · Structure no. 024941

Built
1996
29 years old
Condition
Good
inspected January 2024
Type
Culvert
Concrete
Length
33 ft
2 main spans
Daily traffic
20,100
2017 count
Owner
Toll Authority
State Toll Authority

About this bridge

Pr 53 24.8 KM over Unknown Creek is a concrete culvert carrying Pr 53 24.8 KM over Unknown Creek in Humacao Municipio, Puerto Rico. It was built in 1996, so it is 29 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 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 20,100 vehicles a day, roughly 5% of them trucks, projected to reach 26,500 by 2025. The structure is 33 ft (10.1 m) long. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesPr 53 24.8 KM
CrossesUnknown Creek
Location5.5 KM N E Humacao
RouteInterstate 53
CountyHumacao Municipio
StatePuerto Rico
Coordinates18.19309, -65.787
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length33 ft (10.1 m)
Longest span16 ft (4.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,100 (2017)
Projected traffic26,500 by 2025
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Pr 53 24.8 KM over Unknown Creek built?

It was built in 1996, making it 29 years old in 2025.

What condition is Pr 53 24.8 KM over Unknown Creek 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 January 2024.

How much traffic does Pr 53 24.8 KM over Unknown Creek carry?

About 20,100 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is Pr 53 24.8 KM over Unknown Creek?

The structure is 33 ft (10.1 m) long with a longest span of 16 ft (4.8 m).

Who owns Pr 53 24.8 KM over Unknown Creek?

It is owned by the State Toll Authority.