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Research dossier · General Reference

Autovía B-20

Spanish road in Barcelona

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General referenceInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionAug 10, 2026
Entity authorityQ924181 ↗
Source-derived summary

The B-20, also known as Ronda de Dalt (English: Upper Ring Road) is a ring road or beltway within Barcelona and other parts of its metropolitan area, running from l'Hospitalet de Llobregat, to Nus de la Trinitat in the Sant Andreu district of Barcelona. It was completed in 1992 on the occasion of the 1992 Summer Olympics. Parts of the road are completely underground whereas some other look pretty much like other thoroughfares in the city.

Editorial summary

The public source identifies “Autovía B-20” as spanish road in Barcelona. This brief keeps that definition visible, then builds a research path around Autovía, B-20 and Spanish.

Editorial reviewA dependable orientation record for establishing vocabulary, names and a first evidence trail. The current lead gives the account dated anchors—1992—that can be checked directly. The selected authority fields contribute no independent date. Its value is orientation rather than verdict, with Autovía, B-20 and Spanish providing the first useful test.
Editorial analysis

Why this record matters

A short description can identify a subject without explaining its stakes. For “Autovía B-20”, the useful work is to connect “spanish road in Barcelona” to the records capable of establishing context and consequence.

Evidence profile

Vocabulary and entity names are the principal evidence signals here, because they determine the precision of every later search. The source revision retrieved here is dated Aug 10, 2026. The linked authority identifier is Q924181. Authority coordinates are 41.412, 2.129. 1 of 1 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 1992.

Critical limits

The absence of detail may reflect summary conventions rather than a lack of surviving documentation. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.

How to read it

Use the entry as an orientation point, then follow its citations and revision history. Names, dates and institutional relationships should be checked against the original record.

Best used for
  • Subject orientation
  • Search vocabulary
  • Locating named sources
Verify next

The closest primary source, responsible institution and strongest cited specialist reference.

Three-step research path

  1. Establish the record: confirm the title “Autovía B-20”, its source revision and the description used here.
  2. Expand the search: follow Autovía B-20 primary sources, Autovía B-20 archive and Autovía research across catalogues and specialist indexes.
  3. Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.

Questions for further research

  1. Which source most directly establishes the central claim about “Autovía B-20”?
  2. What terminology or title could unlock a more precise catalogue search?
  3. Which institution is responsible for the underlying evidence?
Subject index

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Source & attribution

This entry incorporates text from “Autovía B-20” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.