OK. Here is my take on why the girder was not mounted to pivot on the longitudinal center of the end flat cars… Placing the pivot point closer to the truck would result in less overhang inward on

I would like to offer to shed some light on the Jet printing Process, as it seams there is a genuine interest by this group to further understand the process. At work I manage and run both a 3D

Not to sound insulting, Claus - but I think you're seeing things. There is no way that load would remain upright unless it was perfectly centered on those flats. I've unloaded centerbeams, and two

Sorry, I just did not think of it. Lloyd Keyser

out of curiousity, why weren't these comments/questions not included, in the OP?, where they belonged, instead of creating a seperate thtead? mel perry

https://en.wikipedia.org/wiki/Classification_yard#Hump_yard "According to the PRRT&HS PRR Chronology, the first hump yard in the United States was opened May 11, 1903 as part of the Altoona Yards at

Lloyd's question raises another question. When was the first hump yard built and where? Chuck Peck

Why is there not a Do No Hump sign on this load Lloyd Keyser

Hi Brian and List Members, Thanks Brian for calling our attention to this. I find it interesting that the bridge girder is NOT mounted on the exact center of the trio of PRR class FM flat cars,

http://lists.railfan.net/erielackphoto.cgi?erielack-12-21-19/X5845.jpg From EL photo archive today. Brian Rochon

If these don't sound like very high resolution printers, remember that there are two jet nozzels per pixel - you can place either wax or body material at each location. Tom Madden

Standard, "top down" SLA parts don't need to be angled - each layer is created atop the previous one. On "bottom up" SLA printers like the Form 2 each layer is created against the surface of the resin

Hello- Two years ago I was inspired from a post by Bill Welch. I answered with a short description of the various Youngstown doors. I was asked for photos and today I added illustrations of the common

Now that we have some folks with real hands-on experience in this discussion, can anyone tell me why SLA parts are oriented at an angle? Is it an attempt to change the angle of the overhangs so they

But back in the steam era there was also the issue of tariffs on the foreign built equipment. However, I note the sign on this Grand Trunk Ry. car says the load is going via CN Ry. the Grand Trunk's

John, not a violation. The AAR districts that border CANADA include Minnesota and Pennsylvania. Therefore any CN or CP freight car could be routed through the

Not if it came off Soo line railroad. Ken -- Sent from my Android phone with GMX Mail. Please excuse my brevity.

I have been looking at photos of the ATSF Boxcar series with the twelve panel sides and am trying to determine the dimensions of the one wide panel and the five narrow panels on each side of the door.

A Canadian reefer taking a load from MN to PA. Isn’t that a violation of the rules ? John Riddell Sent from Mail for Windows 10

Umm, AESX 576 doesn't appear to be a Type 27, (perhaps Pressed Steel Car Co ?), so what is the comparison supposed to demonstrate ? What features do you see in the GRYX underframe that make it