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Discussion Boards => HO => Topic started by: akinght on January 14, 2012, 08:32:06 AM

Title: Code 83 versus Code 100
Post by: akinght on January 14, 2012, 08:32:06 AM
I'm new to model trains.  That being said as I read about layouts I've not found anything that suggests which code track is better to use and why, if mentioned at all.  So my question to all of you experienced model railroaders is this: Obviously there is a height difference between 83 and 100 however what is the benefit if any of using one type over the other.  If the wheels of the truck are all standard with regard to the interior edge it should make no difference...right?  Any help would be greatly appreciated.  I plan on purchasing some flex track today however any suggestions would be graciously accepted.

Alan
Title: Re: Code 83 versus Code 100
Post by: Woody Elmore on January 14, 2012, 09:46:22 AM
Code 100 represents 152 pound rail - rail that is very heavy and was used only by big railroads like the Pennsylvania. 100 pound rail is very common and that would be represented by code 83 rail. Code 70 would be more for branchline service although I know HO modellers who use code 70 exclusively.

It is a matter of taste. I don't think that most people care that they are using code 100 rail - there are several makers and lots of accessory pieces. Code 83 is a bit more realistic in that it can be has with brown ties.

Flex track is cheaper than sectional track but you need a couple of modeller's tools to cut it. Bachmann track is widely used and you have the added benefit of nice looking roadbed.

Good luck and enjoy your trains!
Title: Re: Code 83 versus Code 100
Post by: rogertra on January 14, 2012, 12:17:50 PM
An easy way to answer that question is, other than for a few, very, very few miles of track on the Pennsy's, code 100 is way out of scale and toy like.  Code 100 was used back in the early day because of the steam roller wheels used on RTR rolling stock up until around the early 1990s, when all manufacturers began to use R.P. 25 wheels, which are a much finer standard.  Code 100 is also more durable for set track use when the toy trains were set up and taken down frequently.

If you are a "scale" modeller, then code 83 is good for track on major lines since the 1960/70s, code 70 is good for main track from sometime after W.W. I and for yard trackage these days and code 55 is good for pre-W.W.I  and minor trackage up to the 1960s/70s.

Title: Re: Code 83 versus Code 100
Post by: akinght on January 14, 2012, 03:36:32 PM
Thank you both.  After finding some literature on line comparing 83 to 100 and that which your replies stared it sounds like Code 83 is the logical selection (true to the cause of accurate reproduction/modeling).  Thanks for the infomation, I really appreciate it.

Alan
Title: Re: Code 83 versus Code 100
Post by: Doneldon on January 14, 2012, 09:48:46 PM
akinght-

I congratulate you on what I think is an excellent decision,
and one you most certainly will not regret.
                                                                   -- D
Title: Re: Code 83 versus Code 100
Post by: rogertra on January 15, 2012, 02:42:10 AM
Quote from: Doneldon on January 14, 2012, 09:48:46 PM
akinght-

I congratulate you on what I think is an excellent decision,
and one you most certainly will not regret.
                                                                   -- D

Agreed, you can never go wrong with using anything that is scale or closer to scale, rail included.  If you'd elected code 100, you may have ended up regretting the choice.  I know I did but then changed to code 70 once I saw how bad code 100 rail looked.  Code 70 rail was better suited to my 1950s era.  I changed to code 70 flex track way back in the 1960s.

Ditto for set track, beyond my first train set, when I was a 12 year old,  I've never purchase any set track.  On previous layouts, it was code 70 flex track.  I even used code 70  even on my little eight foot x two foot switching layouts that I built when living in appartments. 

When I started the GER in mid 1980s, I chose to handlay all visible track.  Having said that, code 100 does have a place. I have used code 100 in my hidden staging yards because it's cheaper than scale rail and who cares what the track in hidden staging yards looks like, providing it works reliably?
Title: Re: Code 83 versus Code 100
Post by: akinght on January 16, 2012, 07:55:30 AM
Here then is presented an interesting situation.  I'm planning on constructing a layout modeling the mid 1950's.  Was Code 83 not standard during that era?  My initial thoughts were Code 83 for all track however it seems Code 70 might be more accurate given the time frame.  Then there is the convention of mixed track, Code 83 for main line use and Code 70 for branch line and or visible railyards.  As far as visually pleasing is concerned I plan on airbrushing the track, taking into consideration where the track is located and what its primary use is however from a connectivity stand point and smooth operation when mixing track from 70 to 83 to 100 (for unseen locations) I would suspect this provides a challenge?  I'm concerned that mixing 83 and 70 might provide for unreliable or unstable operations due to the height difference, would this be a valid concern?
Title: Re: Code 83 versus Code 100
Post by: Jhanecker2 on January 16, 2012, 08:57:27 AM
I suspect if you only use modern equipment with  RP 25 wheels  you should be OK .  Older wheels might cause a problem .   Remember Rule #1 :  It's your railroad  .   Do what ever you want.  Have Fun.  J2.
Title: Re: Code 83 versus Code 100
Post by: rogertra on January 16, 2012, 02:31:56 PM
Code 70 is more likely for a 1950s model railroad.

If you want to use code 83 on your main track and code 70 everywhere else, that's a good compromise.  It's fairly easy to mix rail size, given a little extra care when laying the track.  I mixed rail sizes by the simple expedient of crushing the rail joint of the larger rail to give me a flat surface and then laid the small rail on top of the crushed rail joiner and soldered them together.  A little dressing of the joint with jeweler's files and away you go.  Easy.

Title: Re: Code 83 versus Code 100
Post by: jward on January 17, 2012, 11:31:51 AM
i have used code 100 to code 83 transition joiners where i mix rail sizes. they work just as well for code 83 to code 70 transitions. align the rail tops and the inside edges where the wheel flanges run, then solder the joint.

transition joiners are made by atlas.
Title: Re: Code 83 versus Code 100
Post by: ebtnut on January 17, 2012, 03:45:04 PM
This hasn't been specifically discussed here, but just for the record:  As noted, code 100 rail is very heavy and used only on short stretches of the PRR.  Code 83 approximates 132 lb. rail, which is fine for late steam era and post-WWII main line track, even up to today.  Code 70 rail represents 100 lb. rail, which was a common main line rail in the early 1900's, and a very common rail size on branch lines and secondary tracks into the modern era.  Many modelers today use Code 83 for their mains and Code 70 for passing sidings, yards, and sidings.  There is also Code 55 rail, which represents about 75 lb. rail, and (if it's still made) Code 40 rail which is 40 lb. rail. 
Title: Re: Code 83 versus Code 100
Post by: skooksteve on January 17, 2012, 10:50:48 PM
What code is EZ-Track?
Title: Re: Code 83 versus Code 100
Post by: rogertra on January 18, 2012, 01:40:20 AM
Quote from: Hunt on January 17, 2012, 10:56:13 PM
Quote from: skooksteve on January 17, 2012, 10:50:48 PM
What code is EZ-Track?
HO E-Z Track is code 100

Like all entry level track.
Title: Re: Code 83 versus Code 100
Post by: akinght on January 18, 2012, 06:59:54 AM
So then main line track is typically Code 83, this I understand, and thank you all for this information.  It seems the more I learn the more questions are developed.  Take as an example a rail yard (that will be visible), if the main line passes through the yard this would remain Code 83?  Staging track in the yard itself would then be what, Code 70, Code 55, or would remain consistant with Code 83?    I would ask the same of rail that links individual business on the layout to the staging area, Code what (typically)?  I do understand that how the side rail is addressed or more accurately treated with regard to overgrowth, less ballast, a somewhat neglected appearance, to display a lack of heavy use will help convey that image however what code would be typical of that application?
Title: Re: Code 83 versus Code 100
Post by: ebtnut on January 18, 2012, 01:21:11 PM
In going through a yard area, the main line through track(s) would retain the heavy rail since they still get most all the heavy traffic.  Depending on the situation, some of the yard tracks used to build full trains may also use the heavier rail.  The storage and classification tracks are normally lighter rail since the traffic is either single cars or short cuts and all run at very low speeds.  When you get down to the level of sidings and spurs into industries, the era may make some difference.  In the steam era Code 55 rail would be suitable for the typical 40-foot, 40-ton box car.  Get to the modern era with the 100-ton cars becoming the standard, you need somewhat heavier rail, so Code 70 would likely be a better choice. 
Title: Re: Use of Yards was Code 83 versus Code 100
Post by: rogertra on January 18, 2012, 03:10:00 PM
A yard is not a "staging place" not is a "storage place" for cars.

A yard is where trains are made up, broken up and re blocked or have blocks added or blocks removed.  It should be a place where you store cars.  If you need a place to store cars, then you have too many cars on the layout.  :)

A yard should be fluid, not static.  There should always be cars that are being made ready to place in upcoming trains.

On my old GER, I had five main staging track, three were required for scheduled trains and the other two held 16 car trains with van and locomotive.  The locomotive was either a "big" steam, by Canadian standards, either a 2-10-2 or a heavy 4-8-2 or a two diesel unit locomotive.  I had another 50 freight cars on storage tracks below the layout as well as extra locomotives that I could use to ring the changes once in a while.  50 locos for a 12 x 16 foot model railroad.  :)

However, they all will be needed for the next GER.
Title: Re: Code 83 versus Code 100
Post by: jward on January 18, 2012, 08:18:30 PM
not to nitpick but have you ever heard of storage yards? they can serve as a place to stage cars until they can be loaded, repaired, etc. they were and still are quite common around pittsburgh..... these are different from classification yards where cars are sorted by destination.

also, it should be noted with regards to rail sizes in yards, that the busier the yard, the more likely it is to have heavy rail. also, the type of trains run through the yard have a huge impact on the rail sizes used. yards which see alot of heavy cars like loaded coal and ore hoppers would have heavier rail than yards which saw mostly boxcars. hoppers are  usually loaded to their weight capacity but boxcar loads tend to "cube out" that is the available cubic footage of the boxcar will be filled before the load ever comes near the weight rating of the car.
Title: Re: Code 83 versus Code 100
Post by: skooksteve on January 18, 2012, 09:14:26 PM
guess I still don't have an answer to my question...
Title: Re: Code 83 versus Code 100
Post by: rogertra on January 18, 2012, 09:28:41 PM
Quote from: skooksteve on January 18, 2012, 09:14:26 PM
guess I still don't have an answer to my question...

About what code is EZ track?

It was answered earlier.
Title: Re: Code 83 versus Code 100
Post by: Desertdweller on January 18, 2012, 09:32:29 PM
Steve,

As Roger said in his post, HO E-Z Track is code 100.

Storing cars is a common way for modern shortlines to raise a little revenue.  There are two basic ways this is done:  a daily charge for each car stored; or a track lease to the car owner.  Otherwise unused sidetracks can be seen filled with cars for this reason.  I even worked for one railroad where the west several miles of main line track was used for car storage!

While this might result in more on-line cars for your model railroad, it is not conducive to action.

On the subject of yards:  Cars that are sitting in yards are not making money for anyone.  Ideally, yard tracks should be kept as clear of cars as possible-so the cars are actually being used in trains where they can generate revenue.  Some cars are always going to be found in active yards (being sorted into trains), but they should not be the same ones from one day to the next.

The current trend in full-sized train operation is to minimize use of yards.  A major railroad will try to make do with only a few major yards.  Emphasis is on dedicated trains all carrying the same type of cargo:  unit coal or grain trains, for instance, or intermodal trains operated for one major shipper.  The mixed-freight type train that requires switching yards is becoming less common on Class One railroads, as short line and regional railroads take over this type of business.  These smaller railroads sometimes operate trains over Class One railroads to handle traffic the big railroad does not want to deal with.

Les
Title: Re: Code 83 versus Code 100
Post by: rogertra on January 18, 2012, 09:44:31 PM
Steve.

What Les said.  :)

Title: Re: Code 83 versus Code 100
Post by: akinght on January 19, 2012, 07:14:50 AM
I see this is where my ignorance of rail operations is going to come shining through.  Please do forgive me.  A "line" that butts up to an industry or business that requires rail support is then called a spur?  I'll use two different examples to cover a wide range of potentials.  An industry such as a newspaper company that takes delivery of massive rolls of paper via a box car and a mining operation.  For the newspaper operation how then does the paper product get from the main line to the business?  Would the product be dropped at a rail yard then a short line operation move the product to the business?  A mining operation would fill ore cars for processing on a "spur". Once the consist had been completed how then would that consist make it's way to a processing plant.  Would the consist roll on the main with a dedicated loco or would the operator of the Class One line delegate how the ore got to its processing plant?  I guess the bigger question here is might there be a good book detailing rail operations at a basic level that I should read.  Suddenly the idea of putting together a layout seems slightly more complicated...if I wish for it to resemble something close to an actual rail operation.
Title: Re: Code 83 versus Code 100
Post by: jward on January 19, 2012, 11:03:31 AM
in the case of the newsprint cars, they'd make their way to and from the spur on a local freight which stops at all the spurs as needed to service he industries. these originate and terminate at a yard, and often run as "turns" which end their run at the same place they started from. at the yard, the locals cars are sorted, at least by direction to destination if at a small yard, with further sorting done at a major yard.

the mine is a bit different. now, most mineral trains run as unit trains and shuttle back and forth between mine and customer. but originally they were serviced by local trains called mine runs, which ran as turns out of a yard. at the yard, they were sorted similar to the newsprint cars.

it should be noted that some commodities, coal and plastic pellets come to mind, are loaded well before they are needed by the customer. these cars are then staged in a storage yard until needed. as an example, when i worked with the railroad i regularly worked with a coal train which served a power plant. the power company played the spot market, and when the price of coal dropped they would order as many trains as possible. but they were only able to unload one per day, so there were times we'd have as many as six trains staged in and around our home terminal.
Title: Re: Code 83 versus Code 100
Post by: skooksteve on January 19, 2012, 01:24:24 PM
Sorry, I had a semi-senior moment and didn't see the info in the quote box. Thanks to all of you for being kind to a new guy who's still learning the basics. I should have started this hobby when I was younger but life derailed me  :D