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Cordon–Diffun–Maddela–Aurora Road

highway in Luzon, Philippines

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General referenceInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionAug 12, 2026
Entity authorityQ126325847 ↗
Source-derived summary

Cordon–Diffun–Maddela–Aurora Road or Cordon–Aurora Road signed as National Route 108 (N108) of the Philippine highway network, is a 109.72-kilometer (68.18 mi) national secondary road. It traverses the municipality of Cordon in the province of Isabela, all the municipalities in the province of Quirino (Diffun, Cabarroguis, Saguday, Aglipay, Maddela and Nagtipunan) and the municipality of Dipaculao in the province of Aurora.

Route description

It serves as the only major road traversing the province of Quirino as well as connecting the province of Isabela to the province of Aurora.

The road starts in the town of Cordon, Isabela at the intersection with the Pan-Philippine Highway. It is locally known as the Cordon–Diffun Road.

It continue southwards into the province of Quirino in which it is locally known as Cordon–Aurora Boundary Road. It traverses through the town of Diffun and Cabarroguis into a junction with Cabarroguis–Santiago Road, it briefly passes through the town of Sagupay and continue to the town of Aglipay into a junction with Echague–Jones–Maddela Road in Maddela, it continues southwards into the town of Nagtipunan and into the province of Aurora.

The road continues to the town of Dinalungan in which it is locally known as Maddela–Dinadiawan Road and ends at the junction with Baler–Casiguran Road.

Intersections

Intersections are numbered by kilometer posts, with Rizal Park in Manila designated as kilometer zero.

Editorial summary

This brief starts where responsible research should: with the source description of “Cordon–Diffun–Maddela–Aurora Road” as highway in Luzon, Philippines. Everything that follows is an evidence route, not borrowed authority.

Editorial reviewA practical starting point whose main value is the path it opens into stronger specialist and primary sources. The current 222-word lead offers orientation but no explicit four-digit date, so chronology should not be assumed. The selected authority fields contribute no independent date. The account is most persuasive where Cordon, Diffun and Maddela can be independently traced.
Editorial analysis

Why this record matters

The subject matters to the general reference register because the source frames it as highway in Luzon, Philippines. Its deeper value depends on whether names, dates, institutions and citations support that framing.

Evidence profile

Named sources, stable identifiers and responsible institutions provide the strongest route from overview to verifiable evidence. The source revision retrieved here is dated Aug 12, 2026. The linked authority identifier is Q126325847. None of the 0 selected statements returned an explicit reference.

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 “Cordon–Diffun–Maddela–Aurora Road”, its source revision and the description used here.
  2. Expand the search: follow Cordon–Diffun–Maddela–Aurora Road primary sources, Cordon–Diffun–Maddela–Aurora Road archive and Cordon 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 “Cordon–Diffun–Maddela–Aurora Road”?
  2. What terminology or title could unlock a more precise catalogue search?
  3. Which cited source is closest to the event, object or claim?
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Source & attribution

This entry incorporates text from “Cordon–Diffun–Maddela–Aurora Road” 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.