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Thursday, April 23, 2020

Fuel for the Power House part II

The oil pipeline has been assembled, painted and weathered. The image below shows how it will look once installed permanently. For now its placement is temporary. I still need to build the walkway and add the hoses to the unloading ports. The unloading ports can be identified by the yellow valve wheels.The red valve wheel is for a secondary shut-off valve. I made these from Micro Trains N scale brake wheels which can be ordered in packs of 12. A salute to Brian Banna for turning me on to these. Since I've always modeled in HO scale I was having a heck of a time locating the right size valve wheels.  I have added 3'x3' concrete pads at location where the pipeline needs a little foundation like the bends around the ground throw pocket and the unloading valves/hose connections. I also added ballast for this section of the siding.


Below I have the walkway bridge over the ground throw below. Once I assemble the walkway with railings, I'll paint all of it primer gray and weather prior to installation. To make the pipeline look like it was made of flanged pipe sections, I used the small plastic washers from Kadee coupler sets. The washer with the small hole was widened with a round file until it would just slip onto the 1/16" brass rod. ACC holds everything in place. Next time I'll borrow a friends resistance soldering tool for assembling the brass that makes the pipeline.


Farther to the left will be the second pipeline for unloading chemical tank cars. I still have to construct the walkway/pipeline risers but don't have the right sized styrene on hand.

Saturday, April 18, 2020

Fuel for the Power House

The Power House for the large industry on this scene has an oil fired boiler and that boiler uses enough oil to purchase by the tank car load. So I need to construct a believable pipe network for unloading 2 tank cars.The piping will be located on a slope between the tank car track and the lead to the shipping/receiving dock. This means I'll need to construct risers to support the pipe as well as the access walkway that parallels the pipe.


 As you can see from the date stamp in the image, it has been as while since I've tinkered on this project. The area outlined in black is the power house. The brick pump house is just to the left of the oil storage tanks.



Closer inspection of the piping shows 2 tees with valves for 2 tank car spots, the pipe extends farther to the left for a 3rd tank car. I decided today that the 3rd car spot was unnecessary for oil unloading; however I can now use the space for unloading some other liquid use in manufacturing. In these images I have used the Walthers plastic pipe system to construct the pipe network. The raised access walkway is just behind the pipe resting on the same concrete risers that support the pipe. The walk way will have to have steps to an elevated section to go over the switch stand area that the pipe diverges around.



This image shows additions from this week. I've added the concrete pads beneath the pipe bends and on the far right, the brick foundation of the access way to the tunnel that the pipe runs through under the track to the pump house. The access way will be closed off by a metal door.


A closer view of the tunnel access way


 Here is this weeks real work. I'm replacing the Walthers plastic pipe with 1/16" brass rod. The plastic pipe scaled to 12" diameter pipe which is way to large for this purpose. The brass rode scales to 6" which is still a bit large but close enough. I made a pipe tee using a short section of brass tube which has an inside diameter of 1/16".


A larger view of the new pipe. I still have to add the bends around the wall for the switch stand.