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

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3
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4answers
1k views

How to determine if a decline is too steep for safety?

I often find myself confronted by a steep and bumpy bit of hill on the trail, or one or two steps on the path, and end up with three possible results: A) ride down with no trouble (usually) B) step ...
37
votes
2answers
2k views

Does a helmet-mounted light affect the safe functionality of the helmet?

I am currently testing a bunch of lights for my (slowly) upcoming head lights review. Several of the lights can be mounted to a helmet using a mounting strap, like this: I'm wondering if having a ...
16
votes
2answers
6k views

Are anti-pollution masks effective?

In Toronto when the temperature goes above 30 degrees Celcius (90 degrees Farenheit), for a few days and without wind, there is smog. I find the smog irritates and makes it difficult to breathe in ...
0
votes
1answer
322 views

Are New York pedestrians allowed to use bike lanes? [duplicate]

In NYC, some street bike lanes (specifically, one on 8th avenue in midtown) are typically full of walking pedestrians. Is this legal? (e.g. are the pedestrians doing it actually jaywalking or ...
2
votes
3answers
307 views

Safe saddles for men's health

As a continuation to Why is it important to have good saddles? I would like to know: Are there non-expensive saddles that are safe for men's health that you can advise. A slightly different question, ...
6
votes
2answers
216 views

Thunderstorm Safety

I commute 5 miles each way to work. I live in a climate where the weather can change from decent to torrential rain and thundering within 5 minutes (i.e. the first mile of my commute). This ...
24
votes
2answers
2k views

Do I really need to replace my helmet every 2-3 years if it hasn't been in a crash?

OK, I know from the top answer here: When or how often should I replace my bike helmet?, that I should buy a new helmet every 2-3 years, even if it hasn't been in a crash and shows no signs of damage. ...
10
votes
3answers
1k views

What are the pros and cons of sunscreen vs. protective clothing?

I have decided that, lack of sunburn aside, I need to get back to being pretty serious about UV protection. I've been sloppy about it for a few years, and would like to not continue inviting skin ...
7
votes
6answers
429 views

Left Turn Across Major Intersection

I'm new at biking, and have seen many examples of left-turn situations, but none that quite match this one. Simply, what is the proper / best way to complete the turn pictured below, or is it smarter ...
12
votes
6answers
1k 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 ...
4
votes
3answers
626 views

Is there legal recourse to drivers passing too close?

I'm a daily commuter on my road bike. I commute into Manchester NH. Over the years drivers seem to have gotten better and better at passing me safely. I attribute this to the following: Me learning ...
9
votes
5answers
2k views

How can I prevent cars from passing me too closely?

Recently, a driver buzzed by me, leaving just a couple of inches between my handlebars and his car. It was very scary. In general, how can I prevent cars from passing me too closely? Please cite ...
14
votes
2answers
1k views

Do helmets really lose their quality with time even if kept in package?

A friend of mine, who works as a sales manager in a good bike shop advised me to never buy a helmet that is older than couple of years, and the best thing to do is to buy the current model line, when ...
9
votes
3answers
4k 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 ...
6
votes
1answer
588 views

Is there a significant difference between the new all-mountain/trail and classic cross country helmets?

There is a new niche of "all mountain" helmets, like Fox Flux, POC Trabec, 661 Recon etc. They feature closed, rounded backward design, and claim to protect the brainstem better. I ride all-mountain ...
14
votes
5answers
2k views

Should the bike or the rider take the jolt from a bump, and how?

The last part of my commute to work has some significant bumps in the road which are really quite jarring, since I'm on a road bike that, of course, has no shocks (but has a carbon fork). Most of the ...
6
votes
2answers
1k views

How do you ride on a road that doesn't have a bicycle lane?

I live in Washington State and here the law states cyclists have the choice to ride on the sidewalks, bicycle lane, or on the road with other traffic. I usually just ride to school and back, which is ...
4
votes
2answers
342 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 ...
18
votes
7answers
2k views

Bicycling and a Right Turn Only Lane?

When commuting with a bike I usually stick to the right lane (I am based in the USA). When approaching a right turn only lane while biking, should I stay in the turn lane and signal to the car behind ...
12
votes
4answers
4k views

Would a military helmet make a safe alternative to a bicycle helmet?

I am in need of a new bicycle helmet and have been exploring some alternative options. One possibility I am considering is visiting my local Army Surplus store and getting a helmet there. I only use ...
6
votes
3answers
2k views

How to eat properly when cycling in extreme heat?

In the US, we're in the middle of a heat wave. Temperatures are topping 100 degrees F and up in some areas. When touring, how should one's eating and drinking before and during a ride be changed to ...
7
votes
3answers
1k views

Fixed gear Biking, how to ride properly?

I Have been riding bikes since I've been 6 years old, and I don't mean riding up and down the street - I mean touring with my sisters for 10-20 Km. Later on, I really got into Downhill. Over time I ...
10
votes
6answers
922 views

My wife has Cerebral Palsy (CP) so can’t balance on a normal bike, what are the options so she can go cycling with me?

My wife has Cerebral Palsy (CP) so can’t balance on a normal bike, what are the options so she can go cycling with me? We don't own a van, the size of any "bike" is important as it will have to fit ...
1
vote
4answers
339 views

Thinking of quitting due to dangerous driving [closed]

I used to cycle a lot, and decided to try taking it back up after last year's Olympics. But it feels like almost every time I try to go out for a ride I nearly get taken out by someone passing far ...
4
votes
2answers
3k views

What is the braking (stopping) distance for bicycles?

A vehicle driver must keep enough braking distance (aka stopping distance) between him/her and a vehicle in front in order to avoid collision. It depends on the driving speed. What is the braking ...
7
votes
2answers
326 views

How to get back on the road again?

I am from Mumbai, India. And as some of you might be knowing, it is a pretty crazy traffic on roads here. Many times, it so happens that trucks, cars etc. may force you to get off the road while you ...
48
votes
9answers
4k views

Protocol for downhill cyclist overtaking a car?

Last weekend, I was driving (yes in a car, something I rarely do) down a fairly steep and very curvy mountain road (thus with very poor sight lines/visibility ahead) when I noticed a cyclist in my ...
0
votes
1answer
227 views

Cycling fast - and brakes don't work - what to do? [duplicate]

I hope this doesn't occur to any of us, but it can. What must the cyclist do when he/she is cycling (too) fast and needs to stop or slow down immediately, but neither the front and rear brakes work ...
6
votes
2answers
2k views

How much of the saddle rail is suiteable to use

Is it possible to safely set the seat to the max to get the saddle as far forward as it will go. Or should it only be clamped within the marked range 0 to 3.5? I have marked the points in red. The ...
4
votes
2answers
2k views

What is the largest hole a tire can bear before replacement?

Saw this question today. The tire in question has a 2cm long hole on the inside, from a knife. I sometimes get puncture flats from e.g. glass. Never as big as 2cm. Usually if they're less than ...
6
votes
3answers
2k views

How can I determine whether rust has made my bike unsafe?

I ride a 1972 steel frame bike year round through Canadian winters. When I got the bike it was in good shape, but after putting a few thousand km worth of commuting on it, it has a lot of scratches ...
9
votes
2answers
371 views

Baby Transportation Safety Statistics

Is there a resource comparing different safety statistics for transporting babies on bicycles, specifically using different methods? I'd like to see some information about how safe it is to compare a ...
3
votes
3answers
448 views

Which is the most stringent bicycle helmet certification?

There are numerous safety standards for bicycle helmets available, but which certification is the most stringent one in terms of safety?
2
votes
3answers
497 views

What is the correct way to put a helmet on?

I hear often claims similar to "many cyclists wear their helmets the wrong way" and "wearing a helmet incorrectly significantly reduces it's protective ability". My helmet is similar to the following ...
9
votes
1answer
668 views

What is the proper technique for crossing railroad tracks?

I cross railroads as perpendicularly as is possible, but that's all I know to do. Safety is a priority, speed not so much. Specifically: Is there an optimum speed? Should you pedal through them ...
13
votes
4answers
1k views

Is complaining to companies about bad driving like howling at the moon?

On my commute in this morning I found myself in another situation where I was in conflict with another road user. (Briefly, a truck and I arrived at a roundabout at a roughly similar time, but I was ...
8
votes
6answers
631 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 ...
2
votes
1answer
1k views

How does one test the freewheel?

What are the failure modes (symptoms) of a failing or failed freewheel? My understanding of normal free wheeling means the rear tire should rotate when the bike is moving and the pedals are or are ...
5
votes
2answers
216 views

Is this rim safe?

The rim has a parting at the join: This is a brand new wheel, and I was wondering if this is a safe one. Could it split at the join?
4
votes
4answers
309 views

Employer Duty of Care for cyclist

The company I work for provides cycle racks for cyclists in a semi underground carpark that is open at one side. Several cycles have been stolen from this area and one colleage was attacked by a bike ...
7
votes
6answers
383 views

How can I avoid crashes on my urban commute? Tramlines and CBD sections especially

I live in Melbourne, Australia, a city famous for its compact, grid-like CBD (downtown area) and trams. Trams mean tram tracks and hook turns. And compulsory helmets. My daily ride is only 10 km but ...
10
votes
6answers
6k 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 ...
14
votes
4answers
500 views

Determining if a road is safe to bike on

How do you determine which roads are safe to ride on and which should be avoided? What traffic patterns do you feel comfortable riding in, and which ones set off alarms? What sorts of intersections do ...
5
votes
1answer
1k views

Any experience about radially-laced hub flanges actually breaking?

Most hub manufacturers forbid lacing spokes radially, mostly because there is less material in the radial direction away from a flange hole than in the standard 3-cross, tangential lacing. (UPDATE: ...
10
votes
5answers
818 views

How do you know if you can trust your LBS?

I've visited a lot of bike shops in my time. There have been great ones, and scary ones. One thing I've noticed is that they all seem to have the best intentions. I've never had one deliberately rip ...
19
votes
7answers
1k views

What are some alternatives to fruitlessly ringing my bell at a motorist?

I doubt that motor-vehicle drivers can hear the "ding" sound that a bicycle bell makes. What are some better alternatives?
10
votes
4answers
1k views

Are bicycle helmets repairable or disposable?

Suppose I wear a bicycle helmet, and I fall hard and my helmet cracks. Do I buy a new helmet or can I try repair the old one with some glue?
4
votes
2answers
392 views

Which brake is most expendable?

I'm thinking of removing a brake(front or back) to reduce weight and simplify my bike. Which brake is most expendable? Its your average fixie road bike.
6
votes
2answers
516 views

Is a headlight required to emit light to the sides?

The California Vehicle Code says: (d) A bicycle operated during darkness upon a highway, a sidewalk where bicycle operation is not prohibited by the local jurisdiction, or a bikeway, as ...
16
votes
6answers
5k views

Night cycling: Is it worth using electroluminescent wire?

It's currently winter in the UK, so for my commete to and from work I need lights and reflective surfaces for safety. I've read about local people losing their lives cycling, so I don want to make ...