Questions tagged [safety]
Riding safely, safety equipment, and safe places to ride.
468
questions
7
votes
1answer
264 views
How to pass by a horse and rider? [duplicate]
I sometimes meet horse riders on my way. As the road is closed for the regular motor traffic, I am not sure if these riders and horses are trained enough so I do not need to care.
What is the safe ...
33
votes
19answers
9k views
What can you do when a driver cuts you off?
Commuting into work by bicycle can be a serious challenge if you’re anywhere other than Amsterdam.
I commute by cycling in London, about 6 km each way through busy parts of central London. Although I ...
16
votes
9answers
3k views
How do I overcome pre-ride anxiety and sleep well before a long ride?
I would consider myself an advanced rider in that I’ve ridden a great many century (miles) rides, am an organizer of group road rides, and can change a flat in my sleep. I am not a racer.
The problem ...
2
votes
2answers
121 views
Structural Stability of Carbon Rim
I recently purchased some carbon rims for my road bike and there appears to be some buldging forming around the rim. I'm no expert in carbon fibre and I was wondering whether the wheel is still safe ...
11
votes
1answer
191 views
Ultegra ST-R8020 Lever: crack near brake hose interface
I have a bike with a left ST-R8020 hydraulic disc Ultegra lever, and I just noticed a large radial crack on a what seems to be part of the brake connection path (see picture). The crack seems to ...
1
vote
2answers
118 views
Is Touring in a highway more safe than travel in a Car, Autobus or Motorbike?
Please share your past experience on touring. I have my own past experience but running only on my city.
I am on bicycle since I was 11 years old. I used it for moving in my city and I still do.
...
-1
votes
2answers
221 views
Flexibility of exchanges between 700c and 29″, and between 650b and 27.5″
TL;DR
How do I explain to a budding cycling enthusiast the flexibility afforded by switching tires between 700c and 29″, and between 650b and 27.5″ wheels/tires?
Rather than let the nice folks ...
1
vote
2answers
136 views
Signaling turns when hand signals are impossible
This question from seven years ago asks about turn signal lights for bicycles, but the consensus seemed to be that it's better to just use arm signals. What if it's not possible to safely do this? My ...
13
votes
3answers
3k views
Is my helmet/camera/light setup dangerous?
Do you think the mounted camera and light on the helmet is safe?
4
votes
0answers
177 views
Did this part come from my bicycle?
I was working on my bicycle, a 2021 Domane SL5, and laid it on the ground. When I picked it up, I saw a small metal ring on the ground underneath. I don’t know for certain if the metal piece came off ...
1
vote
1answer
141 views
Should I buy those bicycles with dentation in frame?
I saw this little dentation on the welding between the down tube and the head tube, looked suspicious to me, is it safe to ride?
4
votes
3answers
220 views
Fork done for? Has slight cut on the steerer that
Got this cyclocross frame with a fork, didn't see the cut in the steerer tube until much later. Has a 1mm? deep cut on half of the steerer tube. Is this fork done for? Or am I just paranoid. Aluminum ...
14
votes
3answers
6k views
How can I tell if my helmet is still safe after I fell?
I recently fell over while riding slowly on slippery pavement. Bruised my hip a bit and messed up my derailleur. I don't think I hit my head, but it all happened very quickly. I'm aware that helmets ...
11
votes
4answers
2k views
I have a question regarding the structural integrity of my aluminum frame after its having... incurred damage;
Apologies if this has been covered previously, but I didn't see it if it had been, and at this point I'm at a loss.
For context, the bike in question is this year's Haro Double Peak Sport 29
https://...
3
votes
2answers
224 views
Which strategy of using the bicycle light should I select?
I use my bicycle for commuting, mostly over the secondary roads closed for the majority (not all) car traffic. There are other cyclists, dog walkers and runners on these roads.
Using the light often, ...
1
vote
1answer
138 views
How unsafe is it to ride a bike with this dent in aluminium top tube?
This didn't happen as part of a crash. In fact, I'm not sure what might be the reason. I just looked down and saw this while riding on a sunny day. My bike is always in my room and I live alone. I sit ...
2
votes
5answers
261 views
Would It be fatally dangerous to ride with this dent [Pictures]?
Hello fellow cyclists,
I have had a crash recently and there's a minor dent at the top tube. The manufacturer (Canyon) is telling me it'll take them 8 weeks to make an appointment for me to replace ...
3
votes
1answer
277 views
Idaho Stop: Should I stop at a stop sign when an oncoming vehicle has a stop sign too?
In an "Idaho Stop" context, what is the best thing to do for a cyclist approaching a 4-way stop at the same time as a vehicle approaching from another direction? Should the cyclist
Proceed ...
1
vote
2answers
271 views
What fault in the steering mechanism can risk causing the rider to fly over the bars when braking?
By steering I collectively mean the area of handle bars, headtube, and fork.
So last year I bought a second-hand bike. Never really had a problem with it but today I took it to the shop to change worn ...
17
votes
7answers
4k views
How important is the MIPS safety system for a bicycle helmet? [duplicate]
I'm shopping for a bicycle helmet. The ones without this "MIPS" feature can cost 549 SEK: https://www.sportson.se/produkt/miles-69415850
But then there is an identical-looking one with "...
4
votes
1answer
180 views
How should exactly the brake cable be fixed to V-brake caliper?
Regarding the V-brake calipers, where the cable is tightened with a screw:
Should the cable go between the head of the screw and the washer (1), or should it go between the screw head and the body of ...
6
votes
2answers
713 views
How strong are pedals?
Pedals are obviously a critical interface with the bike. A broken pedal axle would be catastrophic, most likely causing injury or even death, especially considering that pedal failure would really ...
6
votes
3answers
1k views
Does tire need immediate replacement?
I have received a hand-down bike from a friend that had a punctured inner tube which I have since patched, however during my fix I noticed that the tyre is not in the best condition when looking at ...
6
votes
2answers
2k views
Is my carbon frame done?
I have a carbon trek Emonda bicycle. Today, my rear derailleur got caught in my wheel. As a result, the rear derailleur is bent, the rear derailleur hanger snapped off, the chain got twisted and the ...
5
votes
4answers
601 views
Elastomer in bicycle trailer hitch: is it important?
I have a bicycle trailer (Hamax Outback One). Recently I inspected the hitch as I was connecting the tow bar to the bicycle. The steel spring was getting rusty, but I do not think it's a big deal. ...
7
votes
6answers
3k views
Safety of taking a bicycle to a country where they drive on the other side of the road?
Bicycles are different in countries where people drive on the other side of the road. Suppose I have a bicycle and I am moving to a country on another continent where people drive on the other side.
...
1
vote
1answer
143 views
Broken fork bearing crown race stays
this is my diy electric bike, but in the latest headset servicing (I had to change the seal of the top bearing), I noticed that I've a broken part on the top of the "bearing crown race stays"...
17
votes
8answers
7k views
Is cycling on this 35mph road too dangerous?
I'm thinking of bike commuting to work and there is a stretch of road with no sidewalk and 35mph speed limit. Is this too dangerous for biking? I'm not in the best shape so I can't go very fast. ...
4
votes
2answers
242 views
Dangerous feature on a new 20" wheel kids bike? EZBuild pedals
TLDR: Rather than threading a pedal directly into the crank arm this bike maker has an EZBuild feature. The pedal is threaded into a cast aluminum part at the factory that rotates around the crank ...
8
votes
5answers
3k views
Is My Rim Cracked?
Is my rim cracked?
Do I need to replace my rim?
Do I need to replace my wheel? (See left/first picture).
If either 2 or 3 is Yes, what's the most frugal way to go about it?
Notes
This is the rear rim....
8
votes
5answers
2k views
Front tire & downtube clearance - extremely dangerous?
I recently moved cities and met someone to buy a used "vintage" bike from them. While test riding at a slow speed I gradually applied the brakes. The front brake seemed to jump from light ...
2
votes
1answer
101 views
Bell that sits above trigger shifter?
I'm looking for a bell that will sit above a trigger shifter on a flat bar bike.
Placement is a safety issue: in this location I can maintain hands on bars, brakes, shifters and warn pedestrians at ...
1
vote
1answer
143 views
Replacing an ebike's cable disc brakes with hydraulic disc
I have a Viking Gravity 250w 24v ebike.
I'm just wondering if I can replace the braking system with a hydraulic type and what would happen to the wired braking safety feature? Would I have to retrace ...
16
votes
7answers
3k views
Turning right but can't see cars coming (UK)
I'm a newbie to cycling and I was wondering if I done the right thing or I should do something different next time.
I'm coming down towards a main road where I can either go left or right. I want to ...
6
votes
3answers
434 views
Does a highly visible frame colour improve safety significantly?
Studies have shown that wearing hi-viz colours, particularly on moving extremities such as one's feet, coupled with hi-viz helmets and cycling shirts, increases the chance of been seen by a driver ...
3
votes
1answer
441 views
Is a chin strap with a cup safer than an under-chin strap?
Many helmets have chin straps to hold them on.
One design uses a split chin-strap, where the strap splits into two forming a cup shape, one going just below the lower lip and one under the chin.
In ...
11
votes
5answers
2k views
Mounting the front light on the frame instead of the fork or the handlebar?
I've had my front light mounted on the handlebar for the last 4 years or so. I never liked the bulky look and more importantly, how it jumps around in a response to my handlebar movements (if I'm on a ...
0
votes
1answer
1k views
How reliable is the "smart" brake detection on a $20 tail light? [closed]
Here are some "smart" tail lights I found on Amazon:
Having the same looks, prices, description grammar, no-name random "brand" names and sometimes even stock photos and videos, ...
0
votes
0answers
75 views
Dent in Lower Aluminum Frame Of Cannondale Cyclocross
Recently purchased this bike second hand. How concerned should I be of this dent? It’s about midway down the lower frame.
3
votes
1answer
154 views
What to look for in bone conduction headphones for bike voice navigation?
I am getting lost. Easily. And looking too hard at the screen (phone mounted on the handlebars) makes me lose concentration. Luckily, Komoot I'm trying now, and Google Maps, provide voice navigation. ...
2
votes
0answers
138 views
Does a standard exist for race boundaries?
I'm a bit puzzled at what happened at the end of Stage 11 at the 2020 Tour de France (on Wednesday 9 September 2020).
For the record, I'm not defending Peter Sagan. His leaning is aggressive. I'm also ...
5
votes
2answers
405 views
Do high and narrow seat and back bending provide good bike riding posture?
I would like to ride a bike as part of daily commute on roads someday, as I rode a bike to school in another country in the past. But I have been bothered by some uncomfortable points from the bikes ...
5
votes
1answer
408 views
How to make sure that the brake cable anchor bolt properly holds the cable?
I am referring to the bolt, in the V-brake, that holds the cable on the opposite side of the noodle (as in this question). Yesterday I loosened that bolt to take the wheel off (I learned later that ...
1
vote
0answers
73 views
Safety of separated bike lanes in less dense areas
I've read it's safer to ride a bike on the street than the sidewalk. It's been covered on this site: Is it really safer to ride in the road than on the sidewalk? Also, Redit has a good list of ...
8
votes
1answer
226 views
Any reason for non-continuous mountain road barrier?
I have been cycling recently in Polish mountains and when riding through one of less occupied mountain roads, I have found many places where road barrier (that is suppose to secure bikers and car ...
52
votes
12answers
7k views
How can I make it clear to other road users that I'm an inexperienced cyclist?
I'm in my mid-20s and I'm currently learning to bike, on my own, as I don't have anyone to teach me. My goal is to be able to commute to work when I want to, be able to travel to nearby towns, and ...
4
votes
2answers
208 views
Is this a helmet defect or not?
I bought a new Giro Savant helmet online and, after unboxing, noticed that the EPS foam seemed to be quite jagged and uneven at the intersection with the dial system (see photos below).
This does not ...
3
votes
0answers
217 views
Void in carbon frame seat tube, is it dangerous?
While assembling a carbon bike, I found this void in its seat tube. It's about 1/2 inch X 1/4 inch in size and I'm guessing almost a third to half the depth of the tube wall.
Since it's right next ...
3
votes
1answer
292 views
Lifespan of a bike child seat
I know that e.g. bike helmets and child car seat expires, but can't find anything about bike child seats.
There is a manufacture date on mine (Dec. 2014) and it's made of polypropylene (there is this ...
5
votes
3answers
2k views
Signal a u-turn to road users
I am living in the UK and in this situation (sorry for my bad drawing):
The bike (the dot in front) wants to do a u-turn and needs to signal to the car (the dot behind). If the bike does not signal, ...