FHWA NBI 2024 Inspection record Public-domain dataset

POPE CANYON ROAD

Carrying POPE CANYON ROAD over POPE CREEK

0.3 MI N CHILES POPE VALY, Napa, California

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
32 t Inventory load rating

Bridge Snapshot: POPE CANYON ROAD

The POPE CANYON ROAD bridge in Napa, California carries POPE CANYON ROAD over POPE CREEK. It was built in 1986, making it 40 years old today. The structure is built primarily of prestressed concrete and spans 2 sections, stretching 70.1 meters (230 feet) end to end. Daily traffic averages 485 vehicles, placing it in the lower-traffic tier of California bridges. It is owned and maintained by County 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 32.4 metric tons.

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

How POPE CANYON ROAD compares

▲ 1.1
Load rating vs California average (31.3 t)
Bottom 41%
Lower load rating than 59% of California bridges
160
Bridges in Napa · 7 in Poor condition
POPE CANYON ROAD 32.4 t
California average 31.3 t

Live comparison across California.

Historical Sufficiency Rating

PlainBridge-computed
97.7 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
29.0
Essentiality /15
13.7
Special reductions
−0.1

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 How the historical reference is calculated.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
32.4 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1986
Material
Prestressed Concrete
Number of Spans
2
Structure Length
70.1 m (230 ft)
Deck Width
10.0 m (33 ft)
Owner
County Highway Agency
Avg Daily Traffic
485 vehicles/day
Structure Number
21C0118

Condition Analysis

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

How to read this record

This page shows what the last federal inspection recorded, not whether POPE CANYON ROAD 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 POPE CANYON ROAD against other structures in Napa 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 POPE CANYON ROAD?

POPE CANYON ROAD in Napa, California 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 POPE CANYON ROAD inspected?

POPE CANYON ROAD'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 485 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. POPE CANYON ROAD 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 POPE CANYON ROAD?

POPE CANYON ROAD has an NBI inventory load rating of 32.4 metric tons.

Who is responsible for maintaining POPE CANYON ROAD?

POPE CANYON ROAD is owned and maintained by County Highway Agency.

How old is POPE CANYON ROAD and does age affect safety?

POPE CANYON ROAD was built in 1986, making it 40 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.