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Research dossier · Places & Architecture

Paso de los Libres–Uruguaiana International Bridge

bridge between Argentina and Brazil

Architectural plans, a scale model, maps and brass measuring instruments
Places and architectureInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionJan 21, 2026
Entity authorityQ7142276 ↗
Source-derived summary

The Paso de los Libres–Uruguaiana International Bridge is a combined road and railroad bridge that joins Argentina and Brazil across the Uruguay River, running between Paso de los Libres, Corrientes Province, Argentina, and Uruguaiana, Rio Grande do Sul, Brazil. It measures 1,419 metres (4,656 ft) in length.

Construction started in 1943 and the bridge was open for transit in 1945, though the 1945 Brazilian coup d'état made the official inauguration happen in 1947.

Editorial summary

The public source identifies “Paso de los Libres–Uruguaiana International Bridge” as bridge between Argentina and Brazil. This brief keeps that definition visible, then builds a research path around Paso, Libres and Uruguaiana.

Editorial reviewA valuable geographic starting point for tracing changing names, boundaries, uses and administrative responsibility. The current lead gives the account dated anchors—1943, 1945, 1947—that can be checked directly. The linked authority record independently contributes the date 1945-10-15. Its value is orientation rather than verdict, with Paso, Libres and Uruguaiana providing the first useful test.
Editorial analysis

Why this record matters

A short description can identify a subject without explaining its stakes. For “Paso de los Libres–Uruguaiana International Bridge”, the useful work is to connect “bridge between Argentina and Brazil” to the records capable of establishing context and consequence.

Evidence profile

The strongest evidence will usually combine a dated visual record with documents produced by the authority responsible for the place. The source revision retrieved here is dated Jan 21, 2026. The linked authority identifier is Q7142276. Authority coordinates are -29.743, -57.093. 2 of 2 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 1943, 1945 and 1947.

Critical limits

Architectural summaries often privilege surviving fabric and can understate demolished phases, contested use or displaced communities. 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

Treat names, boundaries and functions as historically changeable. Maps, plans, inventories and administrative records can clarify what the place meant at different dates.

Best used for
  • Historic place names
  • Jurisdictional context
  • Routes into maps and plans
Verify next

Contemporary maps, plans, listed-building records, estate papers and the responsible local or national archive.

Three-step research path

  1. Establish the record: confirm the title “Paso de los Libres–Uruguaiana International Bridge”, its source revision and the description used here.
  2. Expand the search: follow Paso de los Libres–Uruguaiana International Bridge primary sources, Paso de los Libres–Uruguaiana International Bridge archive and Paso 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 “Paso de los Libres–Uruguaiana International Bridge”?
  2. What physical evidence or contemporary plan supports the description?
  3. Which earlier names or jurisdictions may reveal additional records?
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Source & attribution

This entry incorporates text from “Paso de los Libres–Uruguaiana International Bridge” 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.