HGVs: a reminder.

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Arch

Married to Night Train
Location
Salford, UK
I was going to bung this in Commuting, but figured everyone should see it, commuter or leisure rider, and especially newbies...

I was at the York Rally on Saturday, and a local haulage company had an HGV set up for people to see what the view was like from the cab. It was set as if just turning left, the cab at a slight angle to the trailer. It was the latest type, equipped with two wing mirrors on each door (one normal, one wide angle), one downward mirror on the nearside door, and one facing down the front of the cab. Plus a reversing camera.

Now, I've driven up to 7.5 tonnes, so I reckoned I have a pretty good idea of the problems of blindspots. I'm always very cautious around larger vehicles, and won't pass anything much bigger than a Transit in traffic queues unless I'm very clear that the traffic isn't moving off for some time (like I know the light sequences and so on).

Anyway, I went for a look in the cab, mainly coz I've never been in one and fancied seeing what it was like. And the view in the mirrors pretty much confirmed what I thought I knew. Yes, with all those mirrors, you can just about see most of a number of bikes placed around the lorry alongside the trailer and cab (by which I mean you can see all of the bikes, but in some cases only parts of them - like a single wheel). But you have to look carefully, and for some time. By the time you've looked in all of them, enough time has passed for someone to creep up on you.

The thing I hadn't really been aware of, never having driven an artic, is how much the trailer blocks your view when turning. The offside mirrors showed nothing but the front face of the trailer. The rear wheels of the tractor unit stuck out some way beyond the side of the trailer. So, even overtaking on the right, you're invisible, and at risk as the tractor swings left. Plus of course, to turn left, any long vehicle needs to swing out to the right. The nearside mirrors mostly showed the side of the trailer. The reversing camera was purely to avoid backing into a wall, it had a narrow view, and poor depth definition.

Added to the rearview issues, the mirror themselves created blindspots to the side of the front, which required a lot of body movement to see round.

So basically: keep away from big trucks. Don't pass them on either side unless you are certain they are not going to move until you are past, and frankly, it's not worth the risk. Even non-artics will need a lot space to turn. In any doubt, just wait behind them. Just because you can fit down the side and filter to the front, doesn't mean you have to. Wait for the lorry to get clear, and you'll still probably be faster through town than the cars around you.

I know there are some rogue drivers out there, and that cyclists have been killed by lorries that drew up alongside them and left hooked them, rather than the cyclists putting themselves in danger. For those cases, only better drivers can help, and decent punishments might get the message across.

I know that some people think you can eliminate blind spots with lots of mirrors and cameras. But the human eye and mind can only take in so much at once, and by the time you've looked in every mirror, properly, 10 or 15 seconds has passed. Add in dark, rain, muck on the mirrors and you have to look for much longer.

So really. Think, and take care, and if you ever get the chance to sit in one of these set up cabs, do it.
 

Bigsharn

Veteran
Location
Leeds
This morning I saw an LGV (non-arctic) set off from some traffic lights (I was waiting at a pedestrian crossing) and a woman cycle up the left hand side... In honesty I saw him swing out and I was ready to grab her... luckily he swung out to avoid her rather than to turn, but I was sure she'd be yet another statistic.
 

Cardiac

Über Member
Thanks Arch, a helpful write up. I (maybe many of us) like to think that we have an appreciation of the visibility limitations facing HGV drivers, but I would not have considered the mirrors themselves creating blind spots although it's obvious once you think about it. And the fact that the trailer may block views when turning is just one more reason to stay well bag when an HGV is making any such manoeuvre.
 

Stephenite

Membå
Location
OslO
Well said Arch.

I meet HGV drivers every day at work and 99.765.% of them are (roughly) decent folk. It's a difficult job to drive an artic on congested roads. I'm all for using the canals myself but, until that happens, cyclists should keep away from HGVs.
 

Rhythm Thief

Legendary Member
Location
Ross on Wye
... I would not have considered the mirrors themselves creating blind spots although it's obvious once you think about it.

Indeed, it's not immediately obvious. But if you watch Magnatom's famous "tanker" video I'm convinced that's a classic example of a mirror blind spot manoevre. I always look around my mirrors at roundabouts, but even so I've occasionally not seen a cyclist (or even, once, a car) until the last minute.
 

upsidedown

Waiting for the great leap forward
Location
The middle bit
Great post Arch. I never pass an artic in traffic but see many that do. Great idea about having the lorry at a cycling event; it's the Birmingham sky ride this weekend which would have been a great opportunity.

Paul
 

asterix

Comrade Member
Location
Limoges or York
A very interesting and useful description.

Maybe it is time HGV drivers got help from more advanced technology than simply using mirrors? Remember that incident where a car got itself caught sideways on in front of an HGV on a dual carriageway? There was this truck pushing it along at speed and the driver was not even aware of it!
 
I would add one thing extra to your post. Its not just about not going up the inside of HGVs but also one of being alert to the problem and having an escape route planned when they put themselves on the outside of you. I've had a few incidents in London where I have been thankful for thinking where I would go if they started to endanger me and been able to enact it. Just yesterday on Euston Road I watched from behind as a truck in the traffic lane pulled into the bus lane without any sign or indication and squeezed the cyclist in the lane hard up against the kerb. The cyclist did nothing wrong, the truck should not have made the manoeuvre and should not have gone into the bus lane at all. I suspect he was lost and was pulling over to consult a map. So as well as not putting yourself in danger think of what you will do if they put you in danger too.
 
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