US Bridges

Pr 30 Webd 22.1 KM over Humacao River

Poor

Las Piedras Municipio, Puerto Rico · 1.2 KM S.W. Las Piedras · Structure no. 009312

Built
1965
60 years old
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
188 ft
3 main spans
Daily traffic
30,350
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 30 Webd 22.1 KM over Humacao River is a prestressed concrete stringer/multi-beam or girder carrying Pr 30 Webd 22.1 KM over Humacao River in Las Piedras Municipio, Puerto Rico. It was built in 1965, so it is 60 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 poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 30,350 vehicles a day, roughly 4% of them trucks, projected to reach 45,850 by 2025. The structure is 188 ft (57.2 m) long and 36 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesPr 30 Webd 22.1 KM
CrossesHumacao River
Location1.2 KM S.W. Las Piedras
RouteState Highway 30
Coordinates18.17034, -65.87061
Functional classRural Principal Arterial - Other

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating104.1 US tons
Inventory rating62.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length188 ft (57.2 m)
Longest span82 ft (25 m)
Deck width36 ft (11 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,350 (2017)
Projected traffic45,850 by 2025
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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$1.5 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 30 Webd 22.1 KM over Humacao River built?

It was built in 1965, making it 60 years old in 2025.

What condition is Pr 30 Webd 22.1 KM over Humacao River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does Pr 30 Webd 22.1 KM over Humacao River carry?

About 30,350 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is Pr 30 Webd 22.1 KM over Humacao River?

The structure is 188 ft (57.2 m) long with a longest span of 82 ft (25 m) and a deck 36 ft wide.

Who owns Pr 30 Webd 22.1 KM over Humacao River?

It is owned by the State Highway Agency.