Re: Bridge girder on three PRR FM flat cars


Charlie Vlk
 

Llyod
Think about the dynamics of the three cars going over the approach and crest of the hump.....the load is not secured for extreme vertical curves nor the impact of running into a string of cars after being humped (if the middle car didn’t dislodge the girder as it went over the top!!).
Charlie Vlk 


On Dec 21, 2019, at 10:57 AM, Charles Peck <lnnrr152@...> wrote:


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

On Sat, Dec 21, 2019 at 11:45 AM Lloyd Keyser <lloydkeyser@...> wrote:
Why is there not a Do No Hump sign on this load  Lloyd Keyser

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