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| Endorsed Joined: Apr 2008 From: Tualatin I Ride: the bench | Motorcycle Lighting Ok, the other thread was closed before I could post. This is building off of what Matt started, just trying to be constructive. I spent some time going through the ORS looking specifically for statutes that pertain to vehicle lighting. From what I can gather the ORS has requirements for general location, color, and visibility (i.e. distance visible from vehicle) of all lights and reflectors. Beyond that it defers to DOT requirements for "installation, adjustment and aiming." Well, the ODOT does some useless deferring of its own, with a bit of tail chasing thrown in for good measure. So begins the hunt. After a bunch of searching on the ODOT, DOT and NHTSA sites I finally find a reference to something called the Federal Motor Vehicle Safety Standard (FMVSS) No. 108: Lamps, reflective devices, and associated equipment. A little more searching leads here http://www.access.gpo.gov Forced to read the full text (see 571.108) I found a bunch of references to SAE standards from the 1970s and '60s in regard to signals and lighting. I can't find the specific text for the SAE standards, but I don't think it matters. There is a very specific section in FMVSS No. 108 (S5.1.1.25) that reads "Each turn signal lamp on a motorcycle manufactured on and after January 1, 1973, shall have an effective projected luminous area of not less than 3\1/2\ square inches." I haven’t even gotten into the tail lights section really. In addition to the luminous/candle power and illuminated area requirements there are an endless number of reflective and durability requirements. Basically, it is mind bendingly complex to be DOT compliant (as required by default of our own state statutes/laws). Supposedly, even most aftermarket parts labeled "DOT Approved" are not even close. Having non OEM lighting is not by default illegal, but there is a good chance it is not compliant. That is as far as I want to go with this for now. My unemployed ass can only spare so much time. I hope this has excited you as much as it did me... ![]() |
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| | #2 |
| Superbiker Joined: Apr 2006 From: Vantucky, WA I Ride: '84 VF 700F Interceptor | I think over the past month I've heard more people getting pulled over on citation of their lights being to small. Up until that point I've only ever heard of people getting pulled over for their lights being to close together. I remember reading someplace that a motorcycle needs to have it's turn signals 15 inches apart in the front and 8 inches apart in the rear. |
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| | #3 |
| Pit Crew Joined: Jan 2008 From: Salem, OR I Ride: My pony. Saddle's waiting. Come & Jump on it.... | One track...........that is impressive! Honestly say that you did not cut/paste one thing in that post. ![]() |
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| | #4 |
| Endorsed Joined: Apr 2008 From: Tualatin I Ride: the bench | Yeah, the info I've posted so far doesn't even scratch the surface. I've pretty much only identified where the "black box" the cop showed Todd comes from. I'm pretty good with research and I can't beleive how hard it was to find this seemingly simple stuff. I'm going to see what else I can nail down. Vehicle lighting...I must be bored. |
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| | #5 |
| Streetfighter Joined: May 2008 From: South Salem Oregon I Ride: Aprilia Tuono, Ducati GT1000, Moto Guzzi Centauro, Bimota DB4, Yamaha FJR1300 | Important research, thanks for your efforts. Given Cpl Timmy's creiteria I don't think the stock signals on my Ducati or Moto Guzzi are legal! The front signals on my Aprilia are aftermarket LED and lots brighter than the stock but if Cpl Timmy pulls me over I probably will get a ticket. |
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| | #6 |
| Training Wheels Joined: Jun 2009 From: South Salem, Oregon I Ride: 06 CBR 1000RRrrrrrrr | Hey guys, This is a much better (well written and more informative) thread than the one I started the other day while I was still in an angry stupor from being stalked and tagged by Robocop Dezotell. I'm glad I stumbled across this site while I was searching for solutions to my problem. There's a lot of good information and humor that you guys offer and I hope to contribute on both levels in the very near future. Not sure why my posts come off as "whining" as some said, because I'm not like that in real life. Must be my poor writing skills........... anyway, hope to meet and ride with you soon. |
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| | #7 |
| Pit Crew Joined: Jan 2008 From: Salem, OR I Ride: My pony. Saddle's waiting. Come & Jump on it.... | No sweat RD! I didnt see your post as whiny in any way shape or form. Keep us informed on the outcome of this citation. Hopefully One-track with his incredible ability to research this subject will help you when court day comes. Dont let your previous post make you gun-shy! There are asshats in every forum. Hope to ride with you soon! PS. Most of the Asshats are in the Salem Group......Just a word of caution. If Alcorn wants to cook Bacon with you and the Crisco kid......dont go.......just say'in......... |
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| | #8 | |
| Training Wheels Joined: Jun 2009 From: South Salem, Oregon I Ride: 06 CBR 1000RRrrrrrrr | ![]()
and thanks for the warning about Alcorn and Crisco Kid. I'll make sure I never turn my back to them. | |
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| | #11 |
| Training Wheels Joined: Feb 2009 From: Salem I Ride: Suzuki GSX 650F | I looked and looked, could find nothing in the Oregon Revised Statutes about the proper placement of turn signals. It often happens, cities make little rules about things that cannot be supported by state law. Unless there is something in the Oregon Revised Statutes about how turn signals must be placed on a motorcycle, then getting a ticket for improper signal light placement is probably unconstitutional in view of Oregon State law. Moreover, I bet there is "no penalty" shown in the ORS for no signals at all. Until challenged, many city laws are incorrect. |
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| | #12 | |
| Streetfighter Joined: May 2008 From: South Salem Oregon I Ride: Aprilia Tuono, Ducati GT1000, Moto Guzzi Centauro, Bimota DB4, Yamaha FJR1300 | ![]()
For me it would cost more to take time off of work to challenge a ticket than just paying the $150 but a stand MUST be made. Officer Tim is OUT OF CONTROL! | |
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| | #13 |
| Zone Head Joined: Mar 2009 From: Spokane Valley I Ride: Suzuki Boulevard C90, Honda CM250C | ![]() The RCW has all the details. I'm surprised that OR doesn't even reference some DOT or other federal standard. KevinD |
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| | #14 |
| Endorsed Joined: Aug 2008 From: PDX OR I Ride: 74 cb750 K4 | when I redid the lights on mine it said something about them being visible from a minimum distance and colors (amber front, amber rear unless also break lights then red etc) and that the break light had to have a plate light... but i dont recall any size mattering But size ALWAYS matters. |
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| | #16 |
| Training Wheels Joined: Feb 2009 From: Salem I Ride: Suzuki GSX 650F | I finally found the ORS about motorcycle turn signals. Very general, nothing specific, the statute adopts the Department of Transportation standards, which are also vague and general. The DOT relies upon the sae (society of automotive enginers). You can't read those publications, without buying them!! Oregon's motorcycle operators study book is vague. So, it boils down to vague Oregon laws about motorcycle turn signal lights. Those laws are unreasonably hidden from the Oregon public. Where does JQ Public go to get solid information about motorcycle turn signals? An Oregon government publication? So, the Salem police have some kind of chart about motorcycle lighting, a chart that is not available to JQ Public? Show me the chart in a free Oregon State publication! Show me! How can a motorcyclist abide by Oregon laws that are fuzzy and unclear? |
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| | #17 | |
| Training Wheels Joined: Jun 2009 From: South Salem, Oregon I Ride: 06 CBR 1000RRrrrrrrr | ![]()
Dezotell, Do you have an intelligent answer to this? I didn't think so. | |
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| | #18 |
| Newbie Joined: Jun 2009 From: Longview, WA I Ride: Honda Magna, Honda Valkyrie, Yamaha DT400, CT70 - Really! | If the requirement is for 3.5 square inches of lens, then the diameter of the lens needs to be approximately 2.111" across. Assuming that is the required size. Area = 3.14 * Radius squared. Been awhile since I needed to do that kind of math, but I believe that is the formula? |
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| | #19 | |
| MotoGP Champion Joined: Apr 2006 From: Eeeveruutt I Ride: the bike that I am allowed to ride.. I dont own one... <-----Fail | ![]()
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| | #20 | |
| Streetfighter Joined: May 2008 From: South Salem Oregon I Ride: Aprilia Tuono, Ducati GT1000, Moto Guzzi Centauro, Bimota DB4, Yamaha FJR1300 | ![]()
Do I risk a ticket riding this motorcycle in Tim Dezotell's Salem? A motorcycle I enjoy riding and worked hard to buy and maintain! The only motorcycle I own that fully complies with the standard Dezotell waves around is my FJR and I bet even on that one he can find something to ticket me for. Last edited by midvalleysuperbiker; 07-05-2009 at 09:57 AM.. | |
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| | #21 |
| Pit Crew Joined: Jan 2008 From: Salem, OR I Ride: My pony. Saddle's waiting. Come & Jump on it.... | Let me Muddy the waters up a little. Lets toss Oregon Law out. Focus on Federal only due to the fact that this is what is being enforced. Try and follow this mess. S571.108 Standard No. 108. Lamps reflective devices, and associated equipment. Sect S3 Application (a) Passenger cars, multipurpose passenger vehicles, trucks, buses, trailers and motorcycles. This section defines Scope, Purpose and defines terminology. I will skip to the definition of " Effective projected luminous lens area" Means that area of the projection on a plane perpendicular to the lamp axis of that portion of the light-emitting surface that directs light to the photometric test pattern, and does not include mounting hole bosses, reflex reflector area, beads or rims that may glow or produce small areas of increased intensity as a result of uncontolled light from small areas (1/2 deg. radius around the test point). Section S5.1.1.7 A motorcycle turn signal lamp need meet only one-half of the minimum photometric values specified in Table 1 and Table 3 of SAE J588 NOV84 Turn signal Lamps. Section S5.1.1.25 Each turn signal lamp on a motorcycle manufactured on and after Jan. 1, 1973, shall have an effective projected luminous area of not less that 3 1/2 square inches. Notice in section S5.1.1.25 that the word "lens" is not included in effective projected luminous area. Here is my question. By definition. Is the signal to physically measure 3 1/2 square inches? Or does the light have to "project" an area on the photometric test pattern that measure this? Last edited by Ironhead; 07-06-2009 at 11:04 AM.. |
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| | #24 |
| Zone Head Joined: Mar 2009 From: Spokane Valley I Ride: Suzuki Boulevard C90, Honda CM250C | ![]() But at what distance from the test pattern? KevinD |
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| | #25 |
| Pit Crew Joined: Jan 2008 From: Salem, OR I Ride: My pony. Saddle's waiting. Come & Jump on it.... | Kevin, That is the way I read it as well. Mind you I dont do drugs or math either if that tells you anything! For example: S7.9.2 A motorcycle manufactured on or after September 1,2000, shall be equipped with- (a) A headlight system designed to conform to SAE Standard J584 Motorcycle headlamps April 1964 with the photometric specifications of Figure 32 and the upper beam aimability specifications of paragraph S7.9.3 So If I dig in a little more. Im sure I can find those specifications listed some where! My issue was one of reflective light vs physical size. Thank you for the input! |
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| | #27 |
| Training Wheels Joined: Feb 2009 From: Salem I Ride: Suzuki GSX 650F | There is light which looks like a star at night. Not real big. The source of the light is a little over One hundred thousand light years across in size and a billion or so light years away. So, the projected light from a motorcycle light, it's the distance from which it is measured that counts, and we don't know that distance. That distance is buried in the SAE materials that you have to buy. |
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