US Bridges

Pr 181 6.05 KM over Coqui No 2 Creek

Poor

Patillas Municipio, Puerto Rico · 4 KM North of Patillas · Structure no. 004071

Built
1940
85 years old
Condition
Poor
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
35 ft
1 main span
Daily traffic
600
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 181 6.05 KM over Coqui No 2 Creek is a steel stringer/multi-beam or girder carrying Pr 181 6.05 KM over Coqui No 2 Creek in Patillas Municipio, Puerto Rico. It was built in 1940, so it is 85 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.

It carries about 600 vehicles a day, roughly 5% of them trucks, projected to reach 900 by 2025. The structure is 35 ft (10.6 m) long and 23 ft wide. If it were closed, the detour would be 13 mi (21 km).

Location

Open in Google Maps
CarriesPr 181 6.05 KM
CrossesCoqui No 2 Creek
Location4 KM North of Patillas
RouteState Highway 181
CountyPatillas Municipio
StatePuerto Rico
Coordinates18.03895, -65.99627
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating59.1 US tons
Inventory rating30.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length35 ft (10.6 m)
Longest span31 ft (9.3 m)
Deck width23 ft (7.1 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2017)
Projected traffic900 by 2025
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$256,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 181 6.05 KM over Coqui No 2 Creek built?

It was built in 1940, making it 85 years old in 2025.

What condition is Pr 181 6.05 KM over Coqui No 2 Creek 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 181 6.05 KM over Coqui No 2 Creek carry?

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

How long is Pr 181 6.05 KM over Coqui No 2 Creek?

The structure is 35 ft (10.6 m) long with a longest span of 31 ft (9.3 m) and a deck 23 ft wide.

Who owns Pr 181 6.05 KM over Coqui No 2 Creek?

It is owned by the State Highway Agency.