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Re: OT: Metric distance and speed limit signs in Ireland

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From JNugent <JNugent73@mail.com>
Newsgroups uk.transport
Subject Re: OT: Metric distance and speed limit signs in Ireland
Date Tue, 24 Jun 2025 15:37:32 +0100
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On 24/06/2025 03:12 PM, NY wrote:

> Wikipedia says that speed limit signs in Ireland were changed from mph
> to km/hr in 2005.
>
> I'm puzzled. I can remember driving in Ireland (Dublin to Wexford) in
> the mid 1990s and facing the "5/8" (*) problem of working out how long
> it will take to travel 47 miles at 60 km/hr. I *thought* it was that
> some "distance to places along this road" type signs were still in miles
> while speed limit signs were in km/hr. I'm wondering whether it was the
> opposite way round: that distance signs were changed first and speed
> signs were changed later.
>
> I remember my host in Dublin (I was there on business) telling me that
> Irish cars were unique in Europe: RHD but speedo in km and km/hr (with
> smaller mph figures) and so could not use UK-spec cars. I presume the
> biggest market for that spec is Australia and New Zealand.
>
>
> (*) Approximate conversion factor 1 km is approx 5/8 mile.

Can't modern European cars be adjusted to display either mph or km/h?

Mine certainly can (if I wanted to!) and so could the one I had before 
it (the older one stretching back to 2006 when it was purchased new).

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Thread

OT: Metric distance and speed limit signs in Ireland NY <me@privacy.net> - 2025-06-24 15:12 +0100
  Re: OT: Metric distance and speed limit signs in Ireland JNugent <JNugent73@mail.com> - 2025-06-24 15:37 +0100
    Re: OT: Metric distance and speed limit signs in Ireland NY <me@privacy.net> - 2025-06-24 15:58 +0100
  Re: OT: Metric distance and speed limit signs in Ireland Nick Finnigan <nix@genie.co.uk> - 2025-06-24 16:03 +0100
    Re: OT: Metric distance and speed limit signs in Ireland NY <me@privacy.net> - 2025-06-24 17:32 +0100

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