1907 Scherzer Rolling Lift Bridge CAD designed and 3D Printed

Started by Jim Donovan, November 11, 2025, 08:53:36 PM

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Jim Donovan

Quote from: Bernd on March 20, 2026, 09:03:57 AMJim,

That looks very nice. It be really would be neat to have an etched brass version and make it actually function.

Bernd
Thanks Bernd.  think this could be made better and actually function using mostly 3D printing. I'd need to use ABS resin and the motor gear assembly definitely at least brass. Perhaps sometime in future I will look at again.

Jim
Holland & Odessa Railroad

Jim Donovan

Quote from: Jerry on March 20, 2026, 11:21:42 AMJim an outstanding model.

Jerry
Jerry thanks I think overall it will fit in just fine on the layout. I have dropped the section into its layout slot and will pour the 'water' when all fitted together.

Jim
Holland & Odessa Railroad

Jim Donovan

Holland & Odessa Railroad

Jim Donovan

Quote from: jbvb on March 20, 2026, 05:04:47 PMRegardless of the problems you encountered, you've got an extremely unique and detailed model there.  I wonder if epoxy's curing time would have helped?  It certainly would have slowed down the job.


Thanks and you had the same thought I had after building this, epoxy glue would most likely work much better and I am going to try it next resin project. I would rather have the set up time to work with than getting things together quickly.

Jim
Holland & Odessa Railroad

Jim Donovan

Quote from: elwoodblues on March 20, 2026, 07:42:27 PMJim,

I can see the issues you had with the printing process, but that was only after taking a second look at it very carefully.  With the issues you stated a think you did a great job overcoming them and you should be proud of the result.  I hate to say this but a lot of people would have given up instead of persevering.  I for one would be honoured to have that bridge on my layout.

Very well done.
Ron thank you appreciate the comments. I try to improve project by project and this one just had a lot of moving parts but it will work fine where it is being placed and who knows I might take another crack at it down the road. I learned a lot from first attempt. I am posting a photo of where it is going.

Jim
Holland & Odessa Railroad

Jim Donovan

Quote from: Zephyrus52246 on March 20, 2026, 08:06:57 PMI think the bridge looks great.  A nice scene with the bridge keeper's hut, too.

Jeff
Thanks Jeff, I am in the middle of redoing the shed as I cracked a wall plus the camera shows too many warts. Easy fix for that and the plans were actually part of the diagrams for one of the bridges I used as prototypes, it is the shed used for the Monroe street bridge in Toledo.

Jim
Holland & Odessa Railroad

Jim Donovan

Thank you to everyone that followed along and commented on this project. I appreciate the comments and ideas offered. The bridge is in its place just needing to be 'filled in' to the surrounding scene. So here is where it will be:

bridge in distance.jpeg

bridge in place.jpeg

Bridge Attendent Shed.jpeg

Thanks for following along.

Jim
Holland & Odessa Railroad

deemery

That fits nicely!  The canal makes it clear why a short lift bridge is appropriate in that location.

dave
Modeling the Northeast in the 1890s - because the little voices told me to


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