US Bridges

Local Road over Descalabrado River

Poor

Coamo Municipio, Puerto Rico · Off Pr 150 · Structure no. 017301

Built
1970
55 years old
Condition
Poor
inspected March 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
67 ft
2 main spans
Daily traffic
100
2005 count
Owner
City
City or Municipal Highway Agency

About this bridge

Local Road over Descalabrado River is a steel stringer/multi-beam or girder carrying Local Road over Descalabrado River in Coamo Municipio, Puerto Rico. It was built in 1970, so it is 55 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 3 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 100 vehicles a day, roughly 2% of them trucks, projected to reach 200 by 2025. The structure is 67 ft (20.3 m) long and 19 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesLocal Road
CrossesDescalabrado River
LocationOff Pr 150
RouteCounty Highway 0
Coordinates18.08622, -66.41209
Functional classRural Local

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2025
Inspection intervalevery 6 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry6: Equal to present minimum criteria
Waterway adequacy3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating58.8 US tons
Inventory rating31.2 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length67 ft (20.3 m)
Longest span31 ft (9.3 m)
Deck width19 ft (5.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2005)
Projected traffic200 by 2025
Trucks2%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed123.7 mi (199 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$423,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Local Road over Descalabrado River built?

It was built in 1970, making it 55 years old in 2025.

What condition is Local Road over Descalabrado 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 March 2025.

How much traffic does Local Road over Descalabrado River carry?

About 100 vehicles per day (2005 count), of which roughly 2% are trucks.

How long is Local Road over Descalabrado River?

The structure is 67 ft (20.3 m) long with a longest span of 31 ft (9.3 m) and a deck 19 ft wide.

Who owns Local Road over Descalabrado River?

It is owned by the City or Municipal Highway Agency.