FHWA NBI 2024 Inspection record Public-domain dataset

PR 555

Carrying PR 555 over COAMO RIVER

9 KM NORTH WEST OF COAMO, Coamo, Puerto Rico

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
59 t Inventory load rating

Bridge Snapshot: PR 555

The PR 555 bridge in Coamo, Puerto Rico carries PR 555 over COAMO RIVER. It was built in 1973, making it 53 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 33.4 meters (110 feet) end to end. Daily traffic averages 600 vehicles, placing it in the lower-traffic tier of Puerto Rico bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 5/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in fair condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 59.0 metric tons.

Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.

How PR 555 compares

▲ 22.9
Load rating vs Puerto Rico average (36.1 t)
Top 13%
Higher load rating than 87% of Puerto Rico bridges
30
Bridges in Coamo · 5 in Poor condition
PR 555 59.0 t
Puerto Rico average 36.1 t

Live comparison across Puerto Rico.

Historical Sufficiency Rating

PlainBridge-computed
77.4 / 100 - historical 50–79.9 band
Structural adequacy /55
55.0
Serviceability /30
18.8
Essentiality /15
8.6
Special reductions
−5.0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

Deck
5/9
Fair (5–6)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
59.0 t
NBI inventory level (metric tons)
Overall Condition
Fair

Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.

Structural Details

Year Built
1973
Material
Prestressed Concrete
Number of Spans
1
Structure Length
33.4 m (110 ft)
Deck Width
9.2 m (30 ft)
Owner
State Highway Agency
Avg Daily Traffic
600 vehicles/day
Structure Number
013701

Condition Analysis

  • The deck (driving surface) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
  • At 7/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
  • The substructure (piers and abutments) is in good condition (7/9), showing no significant deterioration.

How to read this record

This page shows what the last federal inspection recorded, not whether PR 555 is safe to cross today. Here is how to use it.

  • NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
  • Learn how the 0–9 condition scale and Good/Fair/Poor categories are defined. How condition ratings work
  • Compare PR 555 against other structures in Coamo and across Puerto Rico. Puerto Rico bridges
  • Noticed visible damage or a safety concern? Report it to the agency that owns the bridge, or call 911 in an emergency. How to report a bridge

Condition codes come straight from the FHWA National Bridge Inventory and are not a real-time safety judgment. Only the owning agency, a state DOT, county, or other owner, can post, restrict, or close a bridge.

Frequently Asked Questions

What do the condition ratings mean for PR 555?

PR 555 in Coamo, Puerto Rico has a deck rating of 5/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is PR 555 inspected?

PR 555's responsible agency sets its routine interval under FHWA's risk-based inspection rules; this page does not expose the scheduled interval. It carries about 600 vehicles per day.

What does “structurally deficient” mean in older bridge reports?

FHWA retired that reported status beginning with the 2018 archive. PR 555 is currently shown as Fair condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for PR 555?

PR 555 has an NBI inventory load rating of 59.0 metric tons.

Who is responsible for maintaining PR 555?

PR 555 is owned and maintained by State Highway Agency.

How old is PR 555 and does age affect safety?

PR 555 was built in 1973, making it 53 years old.

Disclaimer: Bridge condition data is from the FHWA NBI and reflects the last reported inspection. A Poor condition rating is not a live declaration that a bridge is closed or unsafe for travel. For current closure, posting, or safety information, contact the responsible transportation agency.

Data sourced from the Federal Highway Administration National Bridge Inventory. See our methodology for details. Retrieved and formatted by PlainBridges

Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.