PR 52 SOUTHBOUND
Carrying PR 52 SOUTHBOUND over JACAGUAS RIVER
0.5 KM WEST OF JUANA DIAZ, Juana Díaz, Puerto Rico
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
PR 52 SOUTHBOUND in Juana Díaz, Puerto Rico sits above 55% of rated Puerto Rico bridges on inventory load rating (39 t), while its 1970 build year is earlier than 47% of Juana Díaz's recorded-year cohort (55 bridges).
PR 52 SOUTHBOUND in Juana Díaz, Puerto Rico is rated Poor in the FHWA's 2024 National Bridge Inventory. Built in 1970, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 4. The lowest applicable rating sets the federal condition category, so this Poor result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.
NBI record plate
Structure PR:011412
INTERSTATE-ERA · PRESTRESS · MULTI-SPAN · DECK-LED · HEAVY-ADT · STANDARD-LOAD · CAT-POOR
- INTERSTATE-ERA 1950–1979
- PRESTRESS Prestressed concrete
- MULTI-SPAN 3 spans
- DECK-LED Deck-led
- HEAVY-ADT Heavy ADT
- STANDARD-LOAD Standard load
- CAT-POOR Poor
Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.
Bridge Snapshot: PR 52 SOUTHBOUND
The PR 52 SOUTHBOUND bridge in Juana Díaz, Puerto Rico carries PR 52 SOUTHBOUND over JACAGUAS RIVER. It was built in 1970, making it 56 years old today. The structure is built primarily of prestressed concrete and spans 3 sections, stretching 75.1 meters (246 feet) end to end. Daily traffic averages 45,400 vehicles, placing it in the heavily-trafficked tier of Puerto Rico bridges. It is owned and maintained by State Toll Authority.
The latest FHWA inspection records show a deck rating of 4/9, superstructure at 6/9, substructure at 6/9. The weakest component sits in poor condition. At least one major component here scores 4 or below, which produces a Poor condition classification under FHWA's current reporting rules.
How PR 52 SOUTHBOUND compares
Age against the county: built in 1970, earlier than 26 of Juana Díaz's 55 bridges with a recorded construction year (47%), against a county median build year of 1970.
Live comparison across Puerto Rico bridges with a recorded inventory load rating (2,385 rated).
PR 52 SOUTHBOUND vs every rated Puerto Rico bridge
Inventory load rating (metric tons), FHWA NBI, this state
39 Top 45% higher than 55% of 2,385 bridges
rated Puerto Rico bridges, bucketed by value
Each bar is a band; taller bars hold more bridges. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source FHWA National Bridge Inventory · August 2026
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Reported 0–9 component ratings from the FHWA NBI. The highlighted component is the lowest reported input to this record’s current condition category; it is not a closure or live crossing-safety decision.
Juana Díaz inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 55 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.
Structural Details
- Year Built
- 1970
- Material
- Prestressed Concrete
- Number of Spans
- 3
- Structure Length
- 75.1 m (246 ft)
- Deck Width
- 14.4 m (47 ft)
- Owner
- State Toll Authority
- Avg Daily Traffic
- 45,400 vehicles/day
- Structure Number
- 011412
Condition Analysis
- • At 4/9, the deck (driving surface) is in poor shape, with advanced wear on file for this vintage.
- • The superstructure (beams and supports above the deck) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
- • The substructure (piers and abutments) rates fair at 6/9, minor deterioration that routine maintenance should address.
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
PR 52 SOUTHBOUND 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 PR 52 SOUTHBOUND against other structures in Juana Díaz 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 52 SOUTHBOUND?
PR 52 SOUTHBOUND in Juana Díaz, Puerto Rico has a deck rating of 4/9, superstructure rating of 6/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.
How often is PR 52 SOUTHBOUND inspected?
PR 52 SOUTHBOUND'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 45,400 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. PR 52 SOUTHBOUND 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 PR 52 SOUTHBOUND?
PR 52 SOUTHBOUND has an NBI inventory load rating of 38.9 metric tons.
Who is responsible for maintaining PR 52 SOUTHBOUND?
PR 52 SOUTHBOUND is owned and maintained by State Toll Authority.
How old is PR 52 SOUTHBOUND and does age affect safety?
PR 52 SOUTHBOUND was built in 1970, making it 56 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.
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Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.
Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.