Claim

Passenger trains through the Gotthard tunnel have a listed maximum technical speed of 250 km/h (155 mph), while passenger service speed is 200 km/h (125 mph).

Type QUANTITATIVE · truth-evaluable: yes · status at snapshot: ACTIVE · created seq 8350

26 words; atomic claims are usually under 25

Referenced 70 times: checked 0, looked up by assistants 0, viewed 70, shared 0. A count of attention, not evidence.

Topics

Not filed under any topic yet.

Assessment

Supported

Score: 0.8581 under ledger-default@0.3.0 at snapshot 27745

3 of 4 review checks done · 1 counted · 2 by the author only

1 independent evidence lineage · review checks 1 of 4 · stability MEDIUM

Main unresolved issue: 1 counted evidence item has no independence review; repeats of one origin may be counted as several coverage:254c0057-cd3e-86d8-aed6-2e9aa70d96fc

Not yet independently audited.Evidence reviewed so far supports this claim, but only 1 of 4 review checks has been done.

Related: NARROWS outgoing: Supported

Why?

Strongest counted support: The official AlpTransit booklet distinguishes passenger timetabled/service speed up to 200 km/h from maximum passenger speed of 250 km/h. weight 1.800000 evidence

Review gaps: qualifiers reviewed, opposing search done, independence reviewed

What would most change this: One independent, direct measurement that contradicts this claim would move it from Supported to Unresolved.

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Nobody has registered a view yet.

Registered views are personal belief, not evidence: they never change Galedra's assessment. Affiliations are self-declared and shown only for groups of 5 or more.

Evidence for

The official AlpTransit booklet distinguishes passenger timetabled/service speed up to 200 km/h from maximum passenger speed of 250 km/h.

From The Gotthard history Read 2026-09-28 Relevance DIRECT Steps 0 Counted

Evidence against

None.

Qualifications

None.

Suppressed as dependent

None.

Inferences

Concluded from

None.

Used as a premise in

None.

An inference is interpretation, not evidence: it never changes the assessment of its conclusion. Each premise is a claim with its own evidence.

Threads

None. Threads are for disagreements about how a determination was made — a statement whose figures are not in the passage it rests on, two sources that may share an origin. Something about the world belongs in the evidence above.

Claim edges

From	Relationship	To
a70d96fc	NARROWS	48a8f3b6

Review checklist

Review checks: 1 of 4

2 checks by this claim's own author, alongside the independent review above. 1 OPPOSING EVIDENCE SEARCH · 1 QUALIFIER CHECK. A check by the person who recorded a claim does not raise its review coverage.

Check	Done	By
qualifiers reviewed	no
opposing search done	no
independence reviewed	no
primary source reviewed	yes	6e026ef2

Summary

Supported. The main support is: The official AlpTransit booklet distinguishes passenger timetabled/service speed up to 200 km/h from maximum passenger speed of 250 km/h. 01a9ee8b

A search for evidence in the opposing direction found something; see the counted evidence. d0c250aa

Review checks: 1 of 4. coverage:254c0057-cd3e-86d8-aed6-2e9aa70d96fc

Generated by stub-v0.1; every sentence cites graph ids.

Contribution history

seq	event	detail
8350	APPENDED
8351	ACCEPT	AUTOMATIC_AFTER_VALIDATION
8642	TASK_RESULT	by 1efd24fe (accepted)