US Bridges

Pr 109 12.2 KM over Miraflores Creek

FairPosted for load

Anasco Municipio, Puerto Rico · 7.1 KM East of A¥ASC · Structure no. 002231

Built
1929
96 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
52 ft
1 main span
Daily traffic
3,600
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 109 12.2 KM over Miraflores Creek is a steel stringer/multi-beam or girder carrying Pr 109 12.2 KM over Miraflores Creek in Anasco Municipio, Puerto Rico. It was built in 1929, so it is 96 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 fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 3,600 vehicles a day, roughly 5% of them trucks, projected to reach 4,600 by 2025. The structure is 52 ft (15.9 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 109 12.2 KM
CrossesMiraflores Creek
Location7.1 KM East of A¥ASC
RouteState Highway 109
CountyAnasco Municipio
StatePuerto Rico
Coordinates18.28, -67.07833
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating19.6 US tons
Inventory rating11.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length52 ft (15.9 m)
Longest span52 ft (15.9 m)
Deck width24 ft (7.4 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,600 (2017)
Projected traffic4,600 by 2025
Trucks5%
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 statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$275,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 109 12.2 KM over Miraflores Creek built?

It was built in 1929, making it 96 years old in 2025.

What condition is Pr 109 12.2 KM over Miraflores Creek 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 October 2024.

How much traffic does Pr 109 12.2 KM over Miraflores Creek carry?

About 3,600 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is Pr 109 12.2 KM over Miraflores Creek?

The structure is 52 ft (15.9 m) long with a longest span of 52 ft (15.9 m) and a deck 24 ft wide.

Who owns Pr 109 12.2 KM over Miraflores Creek?

It is owned by the State Highway Agency.