US Bridges

Pr 518 0.05 KM over Saltillo River

PoorPosted for load

Adjuntas Municipio, Puerto Rico · 0.5 KM S E of Adjuntas · Structure no. 004931

Built
1961
64 years old
Condition
Poor
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
64 ft
1 main span
Daily traffic
2,200
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 518 0.05 KM over Saltillo River is a steel stringer/multi-beam or girder carrying Pr 518 0.05 KM over Saltillo River in Adjuntas 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 poor condition with a lowest component rating of 4 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. Its operating status is: posted for load restriction.

It carries about 2,200 vehicles a day, roughly 4% of them trucks, projected to reach 3,200 by 2025. The structure is 64 ft (19.4 m) long and 24 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesPr 518 0.05 KM
CrossesSaltillo River
Location0.5 KM S E of Adjuntas
RouteState Highway 518
CountyAdjuntas Municipio
StatePuerto Rico
Coordinates18.15788, -66.71783
Functional classUrban Collector

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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating52.4 US tons
Inventory rating26.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length64 ft (19.4 m)
Longest span64 ft (19.4 m)
Deck width24 ft (7.3 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,200 (2017)
Projected traffic3,200 by 2025
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of relocation of road
Estimated improvement cost$765,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 518 0.05 KM over Saltillo River built?

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

What condition is Pr 518 0.05 KM over Saltillo 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 December 2024.

How much traffic does Pr 518 0.05 KM over Saltillo River carry?

About 2,200 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is Pr 518 0.05 KM over Saltillo River?

The structure is 64 ft (19.4 m) long with a longest span of 64 ft (19.4 m) and a deck 24 ft wide.

Who owns Pr 518 0.05 KM over Saltillo River?

It is owned by the State Highway Agency.