N15-E78 CONN OC
Carrying N15-E78 CONN OC over METCALF STREET
11-SD-015-R31.50-ESD, San Diego, California
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: N15-E78 CONN OC
The N15-E78 CONN OC bridge in San Diego, California carries N15-E78 CONN OC over METCALF STREET. It was built in 1977, making it 49 years old today. The structure is built primarily of prestressed concrete. Daily traffic averages 5,450 vehicles, placing it in the moderately-trafficked tier of California bridges.
The latest FHWA inspection records show limited component ratings on file. The weakest component sits in unrated condition. None of this bridge's reported major components fall into the Poor condition range.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How N15-E78 CONN OC compares
Live comparison across California.
Historical Sufficiency Rating
PlainBridge-computedFHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 1977
- Material
- Prestressed Concrete
- Avg Daily Traffic
- 5,450 vehicles/day
- Structure Number
- 57 0825G
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
This page shows what the last federal inspection recorded, not whether N15-E78 CONN OC 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 N15-E78 CONN OC against other structures in San Diego and across California. California 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 N15-E78 CONN OC?
N15-E78 CONN OC in San Diego, California on the FHWA's 0–9 scale.
How often is N15-E78 CONN OC inspected?
N15-E78 CONN OC'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 5,450 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. N15-E78 CONN OC is currently shown as unrated condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for N15-E78 CONN OC?
An inventory load rating is not recorded for N15-E78 CONN OC.
Who is responsible for maintaining N15-E78 CONN OC?
Ownership is not specified for N15-E78 CONN OC in the NBI.
How old is N15-E78 CONN OC and does age affect safety?
N15-E78 CONN OC 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.
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.