Posts

The absurdity of the use of kph

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  First and foremost I apologise (yet again) for such a long gap in between blog posts. The return of freedom over the past year has kept me away from screens. They say it takes 66 days to develop a new habit. Running is a habit I developed over lockdown, but the return to the office (and I intend to never work from home again) and frequenting the pub has reduced frequency of this.  It is, however, not completely bleak for my physical well-being. Cramming a number of social events in after work has led to me doing a lot more walking around central London. I don’t have an Apple Watch, (other brands of smart watch exist), but my iPhone records my steps and a lot of really interesting data on my walking and running. As would be no surprise, I’ve configured everything in metric units. Thankfully, gone are the days where Apple would dictate to you , based on your location, the units of measurement you use. You have a chose whether to specify distances in miles or kilometres....

Another symbolic failure

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I recently wrote an article about the importance of the correct use of symbols for units of measurements, citing examples of cock-ups from other countries, but had no photographic evidence. Recently, I was in Sri Lanka, where everything (that's not a remnant from its colonial past) is metric - including the speed limits. I was therefore surprised that on the signs speeds were specified in kmph rather than km/h.  (See below). 

The importance of specifying units (and getting them right)

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I came across theet of sign, which, although completely metric, bothered me ever so slightly.  Firstly, the use of 'T' rather than 't' for tonnes. Something that needs to be corrected on UK weight limit signs in general.  The lower sign, however, gives a figure of 4425, which we can only reasonable assume to be millimetres. (You can't be sure because the units aren't specified. Maybe it's just a random number?) Such signs give an impression that metric units are complicated when, in fact,  they are much simpler than the alternative.  But the use of the appropriate scale is paramount. 4.4 m would be a much more appropriate for this sign.

Misuse of metric symbols: an international problem

Having spent considerable amounts of time in different countries and having visited four continents in the past few months, I've noticed that what many (including myself) consider to be a uniquely British or anglophone problem is in fact prevalent in a number of other countries - some of which have been metric for their entire existence. I've posted images of signs in the UK using 'mtrs' for metres where 'm' should be used and I've discussed the nonsensicality of the use of kph instead of km/h in the British context, whilst lauding the metrication efforts of other anglophone countries in a similar metric limbo to the United Kingdom. Whilst I do stand by my argument that in the UK, we need to fully utilise our official system of measurements, and do so properly, I've come to realise that we're not the only country screwing this up. The most common violation of the BIPM's accepted symbols for metric units is the (mis)use of 'mtr' to re...

Just How Metric is Britain?

With the average person giving their height in feet and inches, weighing their babies in pounds and ounces, quoting distances in miles, it is very easy to forget that the metric system is the official system of measurements throughout the United Kingdom. This begs the question: Why does the imperial system still dominate our speech? To answer the sub question, I will focus primarily on road signs, the vast majority of which are in imperial measures (typically miles and yards). With these being the measurements which most people see on a day to day basis, it impacts the decision people make regarding measurements. Seeing miles and yards on the road is more likely to make an individual speak in miles and yards for distances - in spite of their education in metres and kilometres. This has the knock-on effect of using miles per gallon for fuel consumption (although you would struggle to find an imperial gallon anywhere around) and miles per hour for speed. This has wider impacts in the m...

Minutes and Metres

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I find it particularly annoying when finger posts, directional signs and maps quote distances in times instead of actual measurements. Saying that Westminster Cathedral is 4 minutes away by foot is a little bit idiotic. What if I don't have a watch? What if I walk substantially slower/faster than everyone else?  This problem is particularly acute in London, where many maps encircle areas that are within a particular distance – quoted in minutes of course.  The problem with using minutes on finger posts and directional signs is simple: a minute is not the same to everyone. An elderly person may cover 40 metres in a minute, a short person may cover 60 metres in a minute and a tall person (like myself) can easily cover 120 metres in a minute.  To make matters even more confusing, there is no record as to what speed one is expected to walk at to match the times posted on these signs. So pedestrians are left completely in the dark about the actual distance they actually need t...

Metric Signs in Islington

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A few years back, I recall there being an uproar spurred on by the BMWA over Islington Council's decision to use exclusively metric units on some road signs. These included height and width restriction signs, as well as speed bump warnings.  The vandals removed and defaced many of the signs and mounted pressure on Islington council to replace them with imperial-only signs.  This has left the borough with a series of width restriction signs that are labelled as  6'6" , when in fact they mean 2.0 metres. (In most other places these are dual-unit signs) Considering that vehicle dimensions are specified in millimetres in manuals, anyone without a calculator is at risk of doing damage to their vehicle.  I managed to find one sign (see below) that escaped the ravages of the BMWA. However, this sign is not without its flaws.  The sign states Humps for 600 mtrs.  According to the BIPM, there should never be any abbreviation for the metre – or any metric unit for th...

Heathrow Airport: Another Classic Example of British Pussyfooting

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This post departs slightly from the core theme of the blog. However the airport capacity crisis faced in London is a result of the same problem: The the government's inability to make quick decisions on the matters likely to have a considerable impact on Britain’s future as a modern, strong and growing economy. The DfT published their strategy with the vision for expanding Heathrow airport back in 2006 and announced the expansion three years later. The expansion project would have consisted of a new 2,200 metre runway, a sixth terminal and a high-speed railway hub. Local residents and councils opposed the plan on the grounds that it would destroy local communities. The expansion would require the demolition of the village of Sipson and over 700 homes. In addition to this, the local residents who would not have to forego their homes would then have to endure more noise pollution and poorer air quality due to the increased air traffic. Upon being elected in 2010, the Conservative...