Parts of an Electro-Motive Division GP15-1 diesel locomotive

Photo of front of HO scale four-axle hood unit on white background

Parts of an Electro-Motive Division GP15-1 diesel locomotive Electro-Motive Division (EMD) produced the GP15-1 diesel locomotive from June 1976 through March 1982. During that time, 310 units were built. The four-axle road switcher was equipped with a 1,500hp 12-645E diesel engine, a D32 generator, and D77B traction motors. Original owners included Chicago & North Western […]

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Questions on decorating Baltimore and Ohio diesels

A blue-and-yellow Electro-Motive Division GP7 diesel locomotive is seen in 3/4 angle

Q:  I have two questions on decorating Baltimore and Ohio diesels. I would like to know what color the fuel tank, air reservoir, and trucks were on a B&O GP7. Second question, what type of horns did these locomotives have, and where were they placed on the locomotive?– Barry Geiger A: The Baltimore & Ohio […]

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Are you planning an interlocking towers special edition?

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Interlocking towers Cody answers this question in this video of Ask Trains. Are you looking to learn more about your model railroad, or do you have questions about full-size trains? Send us an email at: AskTrains@trains.com ………………………………… Ask Trains is a regular video feature of Trains.com for magazine subscribers and Trains.com members, where editors answer the […]

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How to use a scale rule

hand with pencil and scale rule

You’ve found that perfect structure in an article or prototype drawing in Model Railroader magazine. The only problem is the plan is S scale and you’re an N scaler. You could use a photocopier to quickly enlarge or reduce a published plan to your scale. Or you can use the drawing and convert dimensions from […]

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What color to paint roads on my layout?

A street in front of a commercial block on the HO scale MR&T shows fading, wear, and patches

Q:  In the ’70s I built an HO scale layout for my sons. Not knowing any better, I used flat black paint for my roads and streets. Now my sons are grown up, and I want to get back in the hobby with a new layout. Can you tell me what color to paint roads […]

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What regulations govern hauling steel?

A black coil steel gondola car loaded with five steel coils rolls by a station in a freight train

Q: I was wondering, what regulations govern hauling steel? What are the rules for hauling steel beams, sheet metal, and rolled steel? With steel beams, do they go by the weight of the beam or the thickness? What about sheet metal loads; do they go by thickness or quantity of the load? With rolled steel, […]

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Is there an easy way to reproduce Athearn’s Primed for Grime look on locomotives and freight cars?

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Creating your own weathered models that look great? Cody answers this question in this video of Ask Trains. Are you looking to learn more about your model railroad, or do you have questions about full-size trains? Send us an email at: AskTrains@trains.com ………………………………… Ask Trains is a regular video feature of Trains.com for magazine subscribers and […]

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What is the best way to attach the Homasote to the plywood?

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What is the best way to secure roadbed to a layout? Cody answers this question in this video of Ask Trains. Are you looking to learn more about your model railroad, or do you have questions about full-size trains? Send us an email at: AskTrains@trains.com ………………………………… Ask Trains is a regular video feature of Trains.com for […]

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How were steam era water tanks filled?

An HO scale steam locomotive approaches a wooden water tank for refilling

Q: How were steam era water tanks filled? Was special water tank rolling stock used? – Tony Gastler A: No, steam-era water tanks were generally not filled with water brought by train. If that were an efficient way to move water in bulk, steam locomotives would just pull bigger tenders. Water towers were connected to […]

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Cutting pliers are an essential modeling tool

diagram of side-cutting pliers

Cutting pliers are an essential modeling tool, and have many uses in model railroading. The most common are for cutting rail, brass stock, and plastic, depending upon the hardness of the steel that was used to make the plier’s cutting surfaces. Hobby cutting pliers are typically labeled for the types of materials they will cut. […]

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