OFF PR 378 KM 3.8
Carrying OFF PR 378 KM 3.8 over GUAYANILLA RIVER
6 KM NORTH OF GUAYANILLA, Guayanilla, Puerto Rico
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
OFF PR 378 KM 3.8 in Guayanilla, Puerto Rico is rated Poor in the FHWA's 2024 National Bridge Inventory.
Built in 1977, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 2. 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:016251
INTERSTATE-ERA · CONCRETE · MULTI-SPAN · SUPER-LED · LOCAL-ADT · STANDARD-LOAD · CAT-POOR
- INTERSTATE-ERA 1950–1979
- CONCRETE Concrete
- MULTI-SPAN 3 spans
- SUPER-LED Superstructure-led
- LOCAL-ADT Local 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: OFF PR 378 KM 3.8
The OFF PR 378 KM 3.8 bridge in Guayanilla, Puerto Rico carries OFF PR 378 KM 3.8 over GUAYANILLA RIVER. It was built in 1977, making it 49 years old today. The structure is built primarily of concrete continuous and spans 3 sections, stretching 13.4 meters (44 feet) end to end. Daily traffic averages 150 vehicles, placing it in the lower-traffic tier of Puerto Rico bridges. It is owned and maintained by City/Municipal Highway Agency.
The latest FHWA inspection records show a deck rating of 5/9, superstructure at 2/9, substructure at 4/9. The weakest component sits in critical condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed.
How OFF PR 378 KM 3.8 compares
Age against the county: built in 1977, earlier than 12 of Guayanilla's 34 bridges with a recorded construction year (35%), against a county median build year of 1970. This is one of the newer structures in its county.
Live comparison across Puerto Rico bridges with a recorded inventory load rating (2,385 rated).
OFF PR 378 KM 3.8 vs every rated Puerto Rico bridge
Inventory load rating (metric tons), FHWA NBI, this state
31 Top 60% higher than 40% 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.
Guayanilla inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 34 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
- 1977
- Material
- Concrete Continuous
- Number of Spans
- 3
- Structure Length
- 13.4 m (44 ft)
- Deck Width
- 8.8 m (29 ft)
- Owner
- City/Municipal Highway Agency
- Avg Daily Traffic
- 150 vehicles/day
- Structure Number
- 016251
Condition Analysis
- • At 5/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
- • The superstructure (beams and supports above the deck) is in critical condition (2/9), with severe deterioration recorded on the inspecting agency's 0-9 scale.
- • The substructure (piers and abutments) is in poor condition (4/9), showing advanced deterioration on the inspecting agency's 0-9 scale.
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
OFF PR 378 KM 3.8 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 PR 378 KM 3.8 against other structures in Guayanilla 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 PR 378 KM 3.8?
OFF PR 378 KM 3.8 in Guayanilla, Puerto Rico has a deck rating of 5/9, superstructure rating of 2/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.
How often is OFF PR 378 KM 3.8 inspected?
OFF PR 378 KM 3.8'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 150 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. OFF PR 378 KM 3.8 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 PR 378 KM 3.8?
OFF PR 378 KM 3.8 has an NBI inventory load rating of 31.0 metric tons.
Who is responsible for maintaining OFF PR 378 KM 3.8?
OFF PR 378 KM 3.8 is owned and maintained by City/Municipal Highway Agency.
How old is OFF PR 378 KM 3.8 and does age affect safety?
OFF PR 378 KM 3.8 was built in 1977, making it 49 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.