US Bridges

Pr 188 over Gallardo Channel

GoodPosted for load

Loiza Municipio, Puerto Rico · 2 KM South of Loiza · Structure no. 008001

Built
1961
64 years old
Condition
Good
inspected February 2023
Type
Culvert
Concrete
Length
35 ft
2 main spans
Daily traffic
10,300
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 188 over Gallardo Channel is a concrete culvert carrying Pr 188 over Gallardo Channel in Loiza Municipio, Puerto Rico. It was built in 1961, so it is 64 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 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. Its operating status is: posted for load restriction.

It carries about 10,300 vehicles a day, roughly 4% of them trucks, projected to reach 12,100 by 2025. The structure is 35 ft (10.7 m) long and 57 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesPr 188
CrossesGallardo Channel
Location2 KM South of Loiza
RouteState Highway 188
CountyLoiza Municipio
StatePuerto Rico
Coordinates18.42073, -65.88676
Functional classUrban Other Principal Arterial

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length35 ft (10.7 m)
Longest span17 ft (5.2 m)
Deck width57 ft (17.3 m)
Roadway width54 ft (16.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,300 (2017)
Projected traffic12,100 by 2025
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

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$68,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 188 over Gallardo Channel built?

It was built in 1961, making it 64 years old in 2025.

What condition is Pr 188 over Gallardo Channel 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 February 2023.

How much traffic does Pr 188 over Gallardo Channel carry?

About 10,300 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is Pr 188 over Gallardo Channel?

The structure is 35 ft (10.7 m) long with a longest span of 17 ft (5.2 m) and a deck 57 ft wide.

Who owns Pr 188 over Gallardo Channel?

It is owned by the State Highway Agency.