FHWA NBI 2024 Inspection record Public-domain dataset

POPE ST

Carrying POPE ST over NAPA RIVER

SILVERADO TRAIL, Napa, California

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
16 t Inventory load rating

Bridge Snapshot: POPE ST

The POPE ST bridge in Napa, California carries POPE ST over NAPA RIVER. It was built in 1894, making it 132 years old today. The structure is built primarily of masonry and spans 3 sections, stretching 53.9 meters (177 feet) end to end. Daily traffic averages 2,790 vehicles, placing it in the moderately-trafficked tier of California bridges. It is owned and maintained by City/Municipal Highway Agency.

The latest FHWA inspection records show superstructure at 5/9, 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 16.2 metric tons.

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

How POPE ST compares

▼ 15.1
Load rating vs California average (31.3 t)
Bottom 5%
Lower load rating than 95% of California bridges
160
Bridges in Napa · 7 in Poor condition
POPE ST 16.2 t
California average 31.3 t

Live comparison across California.

Historical Sufficiency Rating

PlainBridge-computed
41.9 / 100 - historical 20–49.9 band
Structural adequacy /55
23.8
Serviceability /30
5.0
Essentiality /15
13.1
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 How the historical reference is calculated.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

Superstructure
5/9
Fair (5–6)
Substructure
7/9
Good (7–9)
Inventory Load Rating
16.2 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1894
Material
Masonry
Number of Spans
3
Structure Length
53.9 m (177 ft)
Deck Width
6.6 m (22 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
2,790 vehicles/day
Structure Number
21C0109

Condition Analysis

  • The superstructure (beams and supports above the deck) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
  • 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 ST 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 ST 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 ST?

POPE ST in Napa, California, superstructure rating of 5/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is POPE ST inspected?

POPE ST'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 2,790 vehicles per day.

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

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

POPE ST has an NBI inventory load rating of 16.2 metric tons.

Who is responsible for maintaining POPE ST?

POPE ST is owned and maintained by City/Municipal Highway Agency.

How old is POPE ST and does age affect safety?

POPE ST was built in 1894, making it 132 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.