US Bridges

Off Pr 704 3.6 KM over Obispo Creek

FairPosted for load

Coamo Municipio, Puerto Rico · 9 KM North East of Coamo · Structure no. 019501

Built
1986
39 years old
Condition
Fair
inspected August 2024
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
1,000
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Off Pr 704 3.6 KM over Obispo Creek is a concrete culvert carrying Off Pr 704 3.6 KM over Obispo Creek in Coamo Municipio, Puerto Rico. It was built in 1986, so it is 39 years old, younger 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 1,000 vehicles a day, roughly 2% of them trucks, projected to reach 1,500 by 2025. The structure is 26 ft (7.8 m) long and 23 ft wide. If it were closed, the detour would be 9.3 mi (15 km).

Location

Open in Google Maps
CarriesOff Pr 704 3.6 KM
CrossesObispo Creek
Location9 KM North East of Coamo
RouteCounty Highway 0
CountyCoamo Municipio
StatePuerto Rico
Coordinates18.08764, -66.29266
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating20.5 US tons
Inventory rating12.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length26 ft (7.8 m)
Longest span12 ft (3.7 m)
Deck width23 ft (7 m)
Roadway width21 ft (6.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2017)
Projected traffic1,500 by 2025
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.3 mi (15 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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$165,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Off Pr 704 3.6 KM over Obispo Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is Off Pr 704 3.6 KM over Obispo 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 August 2024.

How much traffic does Off Pr 704 3.6 KM over Obispo Creek carry?

About 1,000 vehicles per day (2017 count), of which roughly 2% are trucks.

How long is Off Pr 704 3.6 KM over Obispo Creek?

The structure is 26 ft (7.8 m) long with a longest span of 12 ft (3.7 m) and a deck 23 ft wide.

Who owns Off Pr 704 3.6 KM over Obispo Creek?

It is owned by the City or Municipal Highway Agency.