Riding safely, safety equipment, and safe places to ride.

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6
votes
4answers
3k views

Are 22mm tires too thin for commuting?

I recently switched from a mountain bike to a road bike with 22mm tires for commuting. I noticed right away that I could not do the things like hop over curbs with this new bike. I also got flats. ...
11
votes
8answers
3k views

What's the safest way to turn left from a right-side bike lane?

(United States road configuration and customs here. Sorry, those of you who drive on the left!) On my trip home, I use a bike lane near the right side of a very busy one-way arterial street; there is ...
7
votes
7answers
416 views

Should I be wearing sunblock?

I spend the vast majority of my time inside, so I would like to start getting into cycling. I rode up to the beach a couple days ago and got some slight sunburn. I personally don't mind sunburn all ...
6
votes
4answers
1k views

Babies on Bakfietsen: How young is too young?

When is it safe to transport a baby on a bakfiets? How does one know when a child is old enough for this? By "safe" I mean, protecting the child's brain from damage due to road vibration, pothole ...
8
votes
3answers
2k views

Is it a good idea to get a narrower front tire and a wider rear tire on a road bike?

I am currently running Continental Grand Prix S 4000 in 23-622 / 700x23C front and rear. I am about to buy a new set of tires for my road bike and am fancying a smaller tire for the front and a wider ...
9
votes
3answers
2k views

If I report intentional dangerous driving to police, will it have any effect?

Today I was riding ~3 feet out from parked cars (dooring is the most common way to get killed) and this pickup truck comes up behind me and just lays on its horn for an entire block. The driver was ...
9
votes
5answers
1k views

What should I consider when buying a respirator?

I'm using my bicycle to ride from home to work and back. Now I face a problem that the air is not so clean: dust, car exhaust etc. So I'm thinking of buying a respirator (i.e., an anti-pollution ...
9
votes
2answers
2k views

How can I make myself and bike more visible during the day?

How can I make myself more visible during the day? Maybe something to put on my helmet (so it's easy to remember).
6
votes
4answers
403 views

Which parts of a wrecked bike would be OK to use or sell?

A few months ago I was in an accident with a car on my way home from work (oncoming car turned left in front of me). My bike was severely damaged, the frame broke in two and the front wheel is bent ...
7
votes
2answers
418 views

How much does an impact reduce helmet's ability to protect?

I read the answers to "When or how often should I replace my bike helmet?", but unfortunately none of the answers there cites any references. Have there been any studies quantifying the claim of ...
42
votes
9answers
7k views

Why is it safer to bike with traffic, instead of facing oncoming cars?

There has been an ongoing debate in my area's local newspaper, regarding biking with vs. against the flow of traffic. A recent incident in which a cyclist was hit from behind, and later died of his ...
2
votes
2answers
261 views

Wheel spokes missing

I have 5 spokes missing. Is it OK to ride on it, and how long will it last, or will my wheel just break on me? I will be going to work on it every day.
33
votes
11answers
2k views

What is the proper etiquette for overtaking a horse?

What are the general rules when encountering a mounted rider (on a horse) on a trail? I understand if we are approaching each other I would dismount, move to the side of the trail and allow them to ...
6
votes
4answers
14k views

What do I do wrong to get hip aches after biking?

I ride about 17 miles each session. After the ride, the outside of my hips sore: only the parts near the outermost joints, most likely the tendon (although this is only a guess). My knees are fine, my ...
7
votes
5answers
855 views

Is it more dangerous to use a bike lane or to ride in the road proper?

When I ride my bike, depending on which route I take, there are bike lanes and there are not - both routes take the same amount of time/distance, the only difference is the presence (or lack thereof) ...
8
votes
4answers
243 views

Supervising a beginner in traffic

Let's say you persuade some significant other to ride with you in the city. You both have good bikes, they are inexperienced, and you are (I am) used to commuting, including in traffic. How do you ...
5
votes
4answers
823 views

Cycling traffic signs and rules in Germany

I'm over 30 and have just started cycling in real traffic, my first experience, as I have only ever ridden as a child in parks and such. I live in a university town in the state of Baden-Württemberg ...
68
votes
30answers
13k views

How do I deal with a dog chasing me when I'm touring?

Once I was riding my road bike down a rural road. I heard barking over my shoulder and saw two dobermans running toward me. I can't think of a time in my life that I felt more endangered. I reacted ...
16
votes
7answers
778 views

How to convince fellow cyclists to follow the rules, like stopping at red lights?

I'm basically a year-round cyclist in Toronto, Canada. The popularity of bicycling as a form of transportation and commuting here has been growing over the past few years, and I'm generally happy ...
4
votes
11answers
887 views

Safe cycling lights red but the man is green

At a standard road crossing, the lights have turned red, but the man has gone green for pedestrians to cross. What do you do? Honestly in the situation I coast through as long as there is room. (i.e ...
12
votes
6answers
930 views

What to do if you are about to get doored?

I was talking to a bike messenger the other day, and he said something that surprised me: If you see a car door swing open in front of you and you can't avoid it, pull your hands off the handlebars ...
10
votes
6answers
3k views

Do stickers or paint compromise a helmet?

Would sticking stickers on a helmet or painting them etc make a helmet less useful in a crash? Not knowing the science of helmets but perhaps stickers in the wrong place might make it not behave how ...
3
votes
1answer
151 views

Can the extreme heat from powder coating influence frame integrity of older bikes?

I just got an older frame powder coated. The shop that I took it to doesn't specialize in bikes. They mainly do industrial grade powder coating and perhaps a car wheel here and there, so I wouldn't ...
5
votes
4answers
364 views

How far do I “pull over” in a bike lane?

If I am riding down a marked bike lane on a road which is adjacent to the curb, and I need to stop for a very short time (e.g. to adjust something, turn on lights, or drink some water), how far should ...
3
votes
3answers
2k views

What does a flashing yellow arrow traffic signal mean?

While bike commuting in an urban setting, I've started noticing that some intersections have flashing yellow turn signals during part of the light cycle. What does this mean? If I am on my bike in the ...
4
votes
6answers
1k views

Storing bicycle helmets…will temperature affect the performance of the helmet?

I got into a discussion at home about where to best store our bicycle helmets. We store our bikes in the garage (a standalone, not attached to our apartment). So, logically and aesthetically my wife ...
8
votes
2answers
358 views

How could I have avoided this accident?

On Sunday I wanted to use my free day and I planned to do a half-day ride with my mountain bike. The weather wasn't really good, but at least it wasn't raining as the days before. I rode up a ...
34
votes
14answers
6k views

Safest way to slow down a bike quickly if both sets of brakes fail

This may sound like a crazy question, however today in the wet my rear brakes decided to stop working effectively. It has been pouring rain here which makes the problem more apparent. I managed to ...
1
vote
4answers
1k views

Feedback on Bern Helmets for winter

I was thinking about picking up a new helmet this afternoon. My current helmet: Has had a few accidents Isn't very warm in the winter. Doesn't have great clearance for ski goggles. I was ...
2
votes
2answers
1k views

Helmet Safety Standards Canada

I am looking at buying a helmet meeting ASTM F 2040, CPSC and EN 1078 safty requirements. Are these reasonable standards and will they protect my head in an axcident? Are these standards recognised ...
8
votes
6answers
547 views

Prescription eye glasses and shoulder checks

I've never had prescription glasses but might like some. My left eye doesn't focus easily (I ride on the right side of the road, in Canada). If I look over my left shoulder, I can see behind me only ...
3
votes
2answers
436 views

Speed wobble safe fall?

What's the best downhill safe fall if you're getting a lot of speed wobble, or you're on a really rocky course and lose control? I noticed a lot of people try to slide the bike down to its side, but ...
8
votes
4answers
900 views

Is it generally the case that bikes are allowed to use the “full lane”?

Many blogs and other sources of information on cycling advocate "riding like a car" or "taking the lane" as a way to increase safety and visibility when riding on a road. But such advice presupposes ...
4
votes
2answers
268 views

Rules for rotary/roundabout?

Does a cyclist have the right of way in a traffic circle/roundabout/rotary (in the US)? Any tips for riding around one of these scary things? This past summer, I was riding around a rotary (a.k.a. ...
14
votes
5answers
385 views

When accompanying children on roads - ahead, beside or behind?

When accompanying children (in my case roughly in the 5 to 9 range) on a moderately busy (by rural standards) road on our commute to their school I'm sometimes ahead, sometimes beside (at least the ...
9
votes
4answers
2k views

What is the recommended type of tire for riding on wet pavement?

I am commuting in rainy Seattle, and the rain has started. Right now I have Continental Gatorskin tires on my commuter, but yesterday I noticed I was braking to stop the wheels and skidding quite a ...
8
votes
4answers
2k views

Enhancing brake force with steel rims in wet conditions?

I currently own an old racing bike, that still has ripped steel rims and a side pull caliper brake. The braking power is acceptable when the street is dry, but as soon as it gets wet (even morning ...
8
votes
7answers
500 views

Do any bike sharing schemes provide a way to rent or share helmets along with the bikes?

Do any bike sharing schemes provide a way to rent or share helmets along with the bikes, either in a kiosk or through an arrangement with local businesses? None of the schemes that I've used (London, ...
3
votes
4answers
754 views

What statutes govern the directing of traffic by citizens in Massachusetts?

Are there laws or statutes governing the directing of traffic by citizens or "members of the public"? A scenario I often encounter is one in which someone — typically another rider or pedestrian in a ...
5
votes
1answer
393 views

Do cyclists make safer drivers?

Is there any research that suggests cyclists are safer drivers than drivers who don't cycle? Is there evidence to suggest the opposite? Please remember this is not a discussion. Please include ...
12
votes
7answers
4k views

Is there such a thing as frame failure?

Several general questions have been asked regarding how long a bike or bike frame will "last", and the gist of answers seems to be that a bike can last quite a while of the replaceable components are ...
3
votes
4answers
359 views

Should I ring my bell before going around corners?

I'm in a town in Bavaria, Germany and the local custom with the more dangerous corners is to honk a horn or ring a bell. Will this actually make me safer? Currently I am cycling in a half-urban ...
11
votes
2answers
1k views

Do liners or other hats worn inside a helmet compromise safety?

Is there any data or official (e.g. standards-based) information on the effects of wearing a liner, bandana, or other hat under a helmet? Like many riders, I wear "headsweats" in the summer for sun ...
4
votes
2answers
295 views

Is there a resource that lists certifications for all available helmets?

Is there a reference on on-line source of information on what certifications have been awarded to all helmets currently available on the market? For example I'm specifically trying to determine what ...
14
votes
5answers
585 views

How should I deal with bike messengers + others (salmon) riding the wrong way in a bike lane?

Frustrated cyclist "jegrgic" poses this question at the New York Cycling Club (NYCC) website. They say: When I see this, I want to just go over to the person and try to give them some common ...
10
votes
7answers
4k views

Are runners or pedestrians allowed to use the bike lane?

This morning on my commute I encountered a runner in the bike lane I was riding in. This irked me because: The bike lane was on a busy street, with three lanes of motor vehicle traffic in each ...
11
votes
5answers
9k views

What are the risks of untrued wheels?

I understand that wheels should be trued for efficiency. Are there any safety risks (or risk of damaging the bike) in using untrued wheels? Are the risks different between wheels untrued left-right ...
5
votes
2answers
960 views

Can a steel fork be unbent?

I was hit by a car and now the steerer of my Reynolds 753 aero fork is bent. Is it possible to bend them back? Would that be safe? I can't afford a new pair!
13
votes
7answers
877 views

Why should I use a mirror?

In a comment to an answer about helmet replacement mention was made of a mirror and perhaps suggesting that a helmet was merely a good place to mount a mirror. I, hopefully humorously, suggested that ...
10
votes
5answers
1k views

Silencing a rattling u-lock

I'm not sure if they're all like this, but my u-lock is a bit loose between the two pieces, the U and the bar. The provided mount snaps very very tightly onto the U, leaving the bar to fend for ...