Truss Bridge Terminology

NW Modeling List nw-modeling-list at
Mon Mar 30 11:41:56 EDT 2020

I believe I have the Walther's curved cord Warren truss.  That may have to be “close enough,” unless I can determine how to modify it to a more accurate portrayal of prototype bridges. 
Bill D  

Sent from my iPhone

> On Mar 30, 2020, at 11:17 AM, NW Modeling List via NW-Modeling-List <nw-modeling-list at> wrote:
> A teaching moment.  The Maybeury Bridges were ( incorrectly ) called "Camelback" -
> while the word fits, the accurate engineering term is "Curved Chord".
> The Maybeury Bridges are through trusses; either "Parker" or "Curved Chord Pratt" - 
> both terms are correct and mean the same.  Same for Central Valley's model of a 
> Parker Truss.
> Walthers offers a through curved chord Warren Truss ( diagonals differ from Pratt ).
> Jerome Crosson;  NWHS in St Peters MO.
> ________________________________________
> NW-Modeling-List at
> To change your subscription go to
> Browse the NW-Modeling-List archives at
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <>

More information about the NW-Modeling-List mailing list