FHWA NBI 2024 Inspection record Public-domain dataset

OFF 511 R

Carrying OFF 511 R over INABON RIVER

29.4 Km North of Ponce, Ponce, Puerto Rico

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
3 t Inventory load rating

Bridge Snapshot: OFF 511 R

The OFF 511 R bridge in Ponce, Puerto Rico carries OFF 511 R over INABON RIVER. It was built in 2021, making it 5 years old today. The structure is built primarily of concrete and spans 1 section, stretching 9.0 meters (30 feet) end to end. Daily traffic averages 900 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 6/9, substructure at 4/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed. Its NBI inventory load rating is 2.7 metric tons.

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

How OFF 511 R compares

▼ 33.4
Load rating vs Puerto Rico average (36.1 t)
Bottom 1%
Lower load rating than 99% of Puerto Rico bridges
123
Bridges in Ponce · 16 in Poor condition
OFF 511 R 2.7 t
Puerto Rico average 36.1 t

Live comparison across Puerto Rico.

Historical Sufficiency Rating

PlainBridge-computed
17.0 / 100 - historical under-20 band
Structural adequacy /55
0.0
Serviceability /30
2.0
Essentiality /15
15.0
Special reductions
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 How the historical reference is calculated.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
6/9
Fair (5–6)
Substructure
4/9
Poor (1–4)
Inventory Load Rating
2.7 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
2021
Material
Concrete
Number of Spans
1
Structure Length
9.0 m (30 ft)
Deck Width
4.0 m (13 ft)
Owner
State Highway Agency
Avg Daily Traffic
900 vehicles/day
Structure Number
031151

Condition Analysis

  • The deck (driving surface) rates fair at 5/9, minor deterioration that routine maintenance should address.
  • At 6/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
  • The substructure (piers and abutments) is in poor condition (4/9), showing advanced deterioration that may require priority repair.

How to read this record

OFF 511 R is in the federal Poor condition category. That is a component-based result, not a closure order.

  • NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
  • Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
  • Compare OFF 511 R against other structures in Ponce 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 OFF 511 R?

OFF 511 R in Ponce, Puerto Rico has a deck rating of 5/9, superstructure rating of 6/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is OFF 511 R inspected?

OFF 511 R'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 900 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. OFF 511 R is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for OFF 511 R?

OFF 511 R has an NBI inventory load rating of 2.7 metric tons.

Who is responsible for maintaining OFF 511 R?

OFF 511 R is owned and maintained by State Highway Agency.

How old is OFF 511 R and does age affect safety?

OFF 511 R was built in 2021, making it 5 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.