Bournahempton [1936 - Southern Railway - 00 - automated]

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jamespetts
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Re: Bournahempton [1936 - Southern Railway - 00 - automated]

#21

Post by jamespetts »

Thank you for all of your replies. I will answer some of the questions below, but first a quick update. Neil from PLS visited my shed yesterday to assess how best to proceed. He recommended a slight redesign of the turntable in the LSWR part of the fiddle yard as he was having trouble designing baseboards with sufficient strength with the original design. He recommended removing the bulging area next to the turntable in the original design. I have thus modified the design as follows:

Image

An advantage of this is that it does not have the reduced width area in the shed next to where the bulged part was. The revised design also reduces the total number of turnouts a little as well as removing the headshunt function from fiddle yard road 1 and providing an entire parallel route for locomotives positioning themselves to couple to trains in the LSWR fiddle yard sidings, which should reduce conflicts. As will be seen, it makes greater use of the turntable for storage purposes than the previous design.

In terms of the construction of the layout and its relationship to the layout and planned layouts below, a number of conclusions were reached. First of all, the baseboards will be delivered in two tranches: first of all the scenic section and then the fiddle yards. The scenic section will be delivered but not installed. This is the section that will fit over the N gauge baseboards below. Then, I will lay the track and work on the wiring on these boards using one or more trestle tables in the so far clear side of my shed, where in future the fiddle yards of this layout will go. Once that is sufficiently complete, the second tranche of boards will be delivered, and both will be installed. I can then lay the track on the fiddle yard sections (and any cross board tracks on the scenic sections) and wire that when it is in place. Only then can work begin on the modular portable N gauge layouts intended to go underneath the fiddle yards.

In the meantime, the N gauge layout will have to have its scenery installed in much the same way as an exhibition layout, i.e., so that it can be removed as and when necessary to allow access to underneath the boards above, as it will always be possible that access will need to be given to this area for maintenance. This means that there is no need to hold back now on starting on the scenery for this layout as there will not be a point in the future when there will be any less need for future access to the underneath of this layout than there is now.

To answer the questions - yes, the former LSWR and LBSC lines are intended to have their own parts of the fiddle yard: the orange roads are for the LSWR lines and the yellow roads are for the LBSC lines. The dark yellow roads are intended to be able to be used by either. This is not intended to be a recreation of a specific single location, but it is heavily inspired by a combination of Portsmouth, Southampton and Bournemouth. In particular, the LBSC services will be closely based on Portsmouth, and the LSWR services closely based on Southampton/Bournemouth. So, for example, we will have a Bournehampton Belle running once a day each way non-stop to Waterloo. We will have bi-hourly services to Waterloo non-stop and bi-hourly services to Waterloo stopping at some intermediate stations, making an hourly service to Waterloo in all. We will have cross-country services to Plymouth (originating in Brighton), Cardiff (once a day extended to Swansea), Liverpool and Birkenhead. Local services will run to Fawley and Poole, and longer distance local services will run to Weymouth and Salisbury among other places. On the LBSC side, there will be semi-fasts to Brighton, stopping services to Chichester, regular London Bridge services (as there were to Portsmouth before electrification of the former LSWR line), including one Pullman services to London Bridge, semi-fasts to Victoria, and the Cardiff and Plymouth trains will run through from the LSWR section, necessitating a locomotive change.
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jamespetts
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Re: Bournahempton [1936 - Southern Railway - 00 - automated]

#22

Post by jamespetts »

Further to the previous post, a slight update to the track plan to make better use of the turntable in the fiddle yard, increasing storage capacity:

Image
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bulleidboy
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Re: Bournahempton [1936 - Southern Railway - 00 - automated]

#23

Post by bulleidboy »

Looking forward to seeing the track going down.
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jamespetts
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Re: Bournahempton [1936 - Southern Railway - 00 - automated]

#24

Post by jamespetts »

bulleidboy wrote: Fri Mar 17, 2023 1:43 pm Looking forward to seeing the track going down.

So am I!
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Walkingthedog
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Re: Bournahempton [1936 - Southern Railway - 00 - automated]

#25

Post by Walkingthedog »

That is quite something. What is the tightest radius on the curves?
Nurse, the screens!
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jamespetts
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Re: Bournahempton [1936 - Southern Railway - 00 - automated]

#26

Post by jamespetts »

Walkingthedog wrote: Sun Mar 19, 2023 8:24 pm That is quite something. What is the tightest radius on the curves?
Thank you! The minimum radius is 600mm.
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Re: Bournahempton [1936 - Southern Railway - 00 - automated]

#27

Post by jamespetts »

The latest information that I have about the delivery of the first phase of the baseboards is that this will occur around June. In the meantime, I have been making a start on DCC fitting some locomotives, starting with some I3s (a mix of pre-built Wills Finecast kits acquired from eBay and a secondhand 00 Works example - very hard to find, but a lovely model), and this evening progressing to an M7:

ImageHornby M7 by James Petts, on Flickr

ImageHornby M7 by James Petts, on Flickr

ImageHornby M7 by James Petts, on Flickr

I fitted a crew and real coal, as well as fitting the coupling hook from the detailing bag (having cut off the screw link coupler as it would interfere with the functioning Kadee couplers).

This locomotive, I think, will be the station pilot (unless and until somebody produces a model of an LSWR T1), so no route discs are fitted. The crew are ModelU figures that I had professionally painted a few years ago.

I fitted a 6,800µF super-capacitor stay-alive in the bunker on this model, which provides quite a few seconds of running after picking it up off the track. Clearly, the Hornby motors are very efficient. The real coal covers the stay-alive capacitor better than the plastic coal load could, although I wonder whether the lumps are a bit large for 1:76 scale.
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bulleidboy
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Re: Bournahempton [1936 - Southern Railway - 00 - automated]

#28

Post by bulleidboy »

Looks very nice - hopefully to be seen running on your layout soon?
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jamespetts
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Re: Bournahempton [1936 - Southern Railway - 00 - automated]

#29

Post by jamespetts »

bulleidboy wrote: Wed May 03, 2023 2:09 pm Looks very nice - hopefully to be seen running on your layout soon?
Hopefully indeed! The latest on the baseboards is that the scenic section baseboards are expected in June - but, as will be anticipated, it will be a while before anything will be running with all the track that I have to lay!

***

In the meantime, I have been working on more locomotives. I have just placed an order for a large batch of custom SR locomotive and carriage number and carriage headboard name transfers from Fox, which I am told will take about 6 months to complete; so, in the meantime, I have been working on locomotives that do not need renumbering, DCC fitting them, adding real coal and detailing parts and fitting crew.


Adams O2 and LSWR push/pull set

One is the original DJ Models version, the other the later EFE Models (Bachmann) version. Both now DCC and stay-alive fitted, fitted with ModelU crew and appropriate route discs and relevant detailing parts. They have coreless motors, so they do not need much capacitance to get a good stay-alive performance: a 470µF electrolytic capacitor in the boiler next to the decoder gives a second or two of running time, which is ample. The DCC socket location of these locomotives suits an electrolytic capacitor, since both boiler and capacitor are cylindrical.

ImageAdams O2 by James Petts, on Flickr

ImageAdams O2 by James Petts, on Flickr

ImageEFE Rail Adams O2 -183 by James Petts, on Flickr

ImageEFE Rail Adams O2 -183 by James Petts, on Flickr

ImageEFE Rail Adams O2 -183 by James Petts, on Flickr

ImageEFE Rail Adams O2 -183 by James Petts, on Flickr

ImageKernow EX-LSWR push-pull carriages by James Petts, on Flickr

For reasons entirely unclear, the EFE Rail version of this locomotive did not feature the route disc brackets to the left and right of the smokebox door, so I had to glue the route disc straight onto the smokebox, which did not look entirely satisfactory.


LBSCR I3

This is one of my favourite classes of locomotives, sadly harder to find in model form. I managed to get, after about 3 years of a standing search on eBay, one of the excellent OO Works examples, which I have DCC and stay-alive fitted, added a route disc and works plates and appropriate couplings:

ImageLBSCR I3 by James Petts, on Flickr

I have another two examples, of lesser quality, bought secondhand from eBay based on the old Wills kits with quite basic chassis. I have DCC and stay-alive fitted them (using the higher current Zimo MX635 - these with a 6,800µF supercapacitor fit nicely in the bunker, and the less efficient motors appreciate the extra capacitance). I have fitted coulings, but I have yet to fit crew figures or works plates, albeit I have the materials for both. Here is the better of the two (in terms of body paintwork, 2086:

ImageLBSCR I3 by James Petts, on Flickr

It came without a whistle, so I had to add one myself. The chassis does not run well, even after (or perhaps in part because) I replaced the motor with an Airfix 1001 5 pole type (the original mounting for the X04 was very weird and non-standard in this model).

I also have two unbuilt SE Finecast kits of these (one a complete kit, one a chassis only kit to go with a 3d printed body that I bought a while ago), but still missing wheels and motors/gearboxes.


LSWR 700 class

This is a Hornby model, intended for hauling locomotive coal trains. I have also been acquiring (not depicted) some Stephneson Clarke wagons for the locomotive coal traffic for the engine sheds.

Again, this is DCC and stay-alive fitted, fitted with real coal load, crew (which I have painted myself; some of the earlier batch of crew, I had had professionally painted, but I am now content that I can paint these well enough for the purposes of standing inside a locomotive cab; I bought a large batch of crew from ModelU when they had their sale recently), fitted with detailing parts and very slightly weathered with dilute black acrylic paint (although I suspect that enamel would have been better).

ImageLSWR 700 Class by James Petts, on Flickr

ImageLSWR 700 Class by James Petts, on Flickr

ImageLSWR 700 Class by James Petts, on Flickr

ImageLSWR 700 Class by James Petts, on Flickr

ImageLSWR 700 Class by James Petts, on Flickr

I fitted this with a large 6,800µF supercapacitor stay alive together with a Zimo MX633 decoder (removing all of the tender weights and also the screw mountings for the tender weights, which had to be cut away to allow the decoder/capacitor to fit), and found that the capacitance was more than this locomotive really needs, giving 3-5 seconds of run on time. This one must have a very efficient motor.


LSWR D15

Another OO Works model, this is fitted with Plymouth route discs for the Bournehampton - Plymouth leg of the Brighton - Plymouth service (modelled on the real Brighton to Plymouth via Portsmouth service), a DCC decoder (Zimo MX633), a stay-alive (a pair of 470µF electrolytic capacitors, since this has a coreless motor and is very efficient), a Kadee coupling (it took some time to get the fixing for this right), a crew, a real coal load, and custom cab plates from Narrow Planet bearing the locomotive's number (the original OO Works plates were generic and not quite the right shape; removing them removed some paint, which I had to touch in with Phoenix Precision Paints SR (Eastleigh shade) olive green).

ImageOO Works D15 by James Petts, on Flickr

ImageOO Works D15 by James Petts, on Flickr

ImageOO Works D15 by James Petts, on Flickr

ImageOO Works D15 by James Petts, on Flickr

ImageOO Works D15 by James Petts, on Flickr

ImageOO Works D15 by James Petts, on Flickr

ImageOO Works D15 by James Petts, on Flickr

ImageOO Works D15 by James Petts, on Flickr


Here is a video of it running on my test track. This locomotive runs very smoothly under DCC as can be seen - this is after fine tuning the motor controls to optimise for coreless motors as recommended in the Zimo manual:

ImageOO Works D15 by James Petts, on Flickr

(You need to click through to see the video).
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bulleidboy
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Re: Bournahempton [1936 - Southern Railway - 00 - automated]

#30

Post by bulleidboy »

I look forward to seeing these loco's running on your layout - hopefully not too long now?
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