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Pentewan Light Railway
The Pentewan Railway in Cornwall was possibly unique in having three* gauges in its lifetime. Christopher Hawkins built the original rai...
Thursday, 29 December 2016
Another visitor to the PLR
David John's K1 (built by Paul Berntsen) came to visit the PLR over Christmas. This is it trying out the big climb (1 in 28 with 26" radius reverse curves) with a few wagons on the back: http://youtu.be/ypnf0ot11tM
And a couple of shots of it posed with mine (I can't actually run them together as mine is DCC and David's is DC)
Sunday, 27 November 2016
More Lynton Trackmaking
After very slow progress over the summer, a burst of activity means the final three turnouts are well underway. The following photos show the sacrificial jigs I use which are made from card a copy of the template overlaid with card and straight slots cut for the rails. Flares and cosmetic rail clips (made from pins) are added later and the rails cut to length.
Wednesday, 29 June 2016
Trackmaking for Lynton
I agreed a while back to make some trackwork for a new layout of Lynton in the late SR period - all in O14 of course. We had lots of challenges with various sources and Templot to ascertain the track layout and turnout angles/dimensions which is as close to scale as we could determine. Subsequently I started a new full time and very challenging job so progress has been a lot slower than intended. Luckily the recipient has similar time challenges and is very patient.
Here are a few shots of the first turnout under test and the common crossing under construction for the next.
Here are a few shots of the first turnout under test and the common crossing under construction for the next.
Tuesday, 3 May 2016
PLR Model Size and Statistics
I have often been asked the overal size of the PLR so I have included the following plan of the current configuration. This can be compared to the configuration in the 1990s and 1980s.
The key statistics are:
Overall Size: 18ft x 14ft
NG full circuit: ~ 80ft
NG mainline maximum grade: 1 in 28 (3.5%) - from lower tunnel exit to quarry loop
NG mainline minimum radius: 27in - the big spiral and a small section c. 22in between quarry and viaduct.
The quarry lines are much steeper and tighter.
SG end to end length: ~30ft
SG maximum grade: 1 in 25 (4%) - mainly in hidden track
The key statistics are:
Overall Size: 18ft x 14ft
NG full circuit: ~ 80ft
NG mainline maximum grade: 1 in 28 (3.5%) - from lower tunnel exit to quarry loop
NG mainline minimum radius: 27in - the big spiral and a small section c. 22in between quarry and viaduct.
The quarry lines are much steeper and tighter.
SG end to end length: ~30ft
SG maximum grade: 1 in 25 (4%) - mainly in hidden track
Grid squares = 1ft
The plan below shows the section that was exhibited at ExpoNG 2014 with the additional boards that were built to allow operation:
PLR Location and Route
The following maps show the location of the three phases of the Pentewan Railway. The PLR was the third epoc* and the approxomate area modelled is shown below.
(* The PLR of course only really existed in my model world)
Tuesday, 19 January 2016
More Standard Gauge Progress
Enough standard gauge track has been built to give the prairie chassis a run - probably about 14' in all.
More photos here: Progress on the PLR
The chassis was loaded up to near final weight (about 1.4kg) so it would sit correctly on the CSB suspension. I had a lot of problems with the pony trucks but a revision of the springing eventually sorted that out. It is being tested with DC and is now running very sweetly. I am considering what DCC chip to use in the completed build - it will be sound of course.
It derailed rather too often on one curve but a continuous check rail seems to to have solved that. I am now working on completing the hidden track and the loading dock loop.
More photos here: GWR 2-6-2 No. 5519
More photos here: Progress on the PLR
The chassis was loaded up to near final weight (about 1.4kg) so it would sit correctly on the CSB suspension. I had a lot of problems with the pony trucks but a revision of the springing eventually sorted that out. It is being tested with DC and is now running very sweetly. I am considering what DCC chip to use in the completed build - it will be sound of course.
It derailed rather too often on one curve but a continuous check rail seems to to have solved that. I am now working on completing the hidden track and the loading dock loop.
More photos here: GWR 2-6-2 No. 5519
Friday, 2 October 2015
PLR featured in Narrow Gauge and Industrial REVIEW issue 103
My article on the trials and tribulations of getting the PLR to ExpoNG was featured in Narrow Gauge and Industrial REVIEW issue 103
This article was commissioned by Bob Barlow at ExpoNG and it was largely completed and edited just before he fell ill. It is with great sadness that I know it appears in the first issue since his sudden and untimely passing, and I offer it as my personal tribute to him.
NG&I has now reverted back by Roy Link (who was still production editor in the Greystar era) and I have been helping Roy set up a new website and shared admin facilities to help ensure it's continuity in the future.
The website has now gone live at: narrowgaugeandindustrial.co.uk where you can subscribe - and of course buy a back issue of Issue 103
This article was commissioned by Bob Barlow at ExpoNG and it was largely completed and edited just before he fell ill. It is with great sadness that I know it appears in the first issue since his sudden and untimely passing, and I offer it as my personal tribute to him.
NG&I has now reverted back by Roy Link (who was still production editor in the Greystar era) and I have been helping Roy set up a new website and shared admin facilities to help ensure it's continuity in the future.
The website has now gone live at: narrowgaugeandindustrial.co.uk where you can subscribe - and of course buy a back issue of Issue 103
Saturday, 28 March 2015
Standard gauge progress
Since the reassembly back in the loft after ExpoNG I felt I needed a bit of a change so I started work on my ex GWR 2-6-2 prairie no. 5519 from a JLRT kit. This is ScaleSeven of course and I am attempting to use continuous spring beam suspension and split axle pickup. After overcoming several challenges I have got as far as a running chassis but I want to be confident it will work before completing the footplate and body. For this I need some track for it to run on. I then found that the 3 way
point I built many years ago is not fit for purpose so I am making
another. I fear this may develop into a major focus on the SG before
5519 gets it's body or any further progress on the adjoining NG.
However, at least I am back on the interchange yard.
More photos here: https://www.flickr.com/photos/13437403@N03/sets/72157649101140788/
More photos here: https://www.flickr.com/photos/13437403@N03/sets/72157649101140788/
Monday, 3 November 2014
PLR at ExpoNG
Well the day came, it happened and I'm glad it is all over.
It largely went to plan. Packing the van was a challenge, but luckily my friend Steve helped us do it properly. Set up on Friday night took the best part of 3 hours, and we just got to the hotel in time to persuade the barman to give us a drink.
Everything worked as well as could be expected on the day. We had some challenges and soon realised it was better to abandon the planned realistic operation (clay up, coal down) in favour of plenty of action to please the crowd - Hensbarrow has never seen so much traffic!
It largely went to plan. Packing the van was a challenge, but luckily my friend Steve helped us do it properly. Set up on Friday night took the best part of 3 hours, and we just got to the hotel in time to persuade the barman to give us a drink.
Everything worked as well as could be expected on the day. We had some challenges and soon realised it was better to abandon the planned realistic operation (clay up, coal down) in favour of plenty of action to please the crowd - Hensbarrow has never seen so much traffic!
I would especially like to thank Gary, John, Mark, David and Steve for their help and support, and doing nearly all the operating. Due to a quirk in layout placement the back-room operations area proved quite an exhibit in its own right.
With David's help the boards are back in the loft. Some repairs are required and it will be a few weeks before it is fully operational. I'm looking forward to working on the next developments without any pressure.
Monday, 20 October 2014
Here's hoping it's worth it
With just a few days to go, the construction of temporary staging, fiddle yard, traverser, lighting gantry, etc. is all complete. There is more trackwork behind the scenes than in front - all just one show!
The last push will be to try and get some more wagons ready and a few more running trials.
The last push will be to try and get some more wagons ready and a few more running trials.
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