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Loco Workshop Working Group
Restoration of SECR P-class No.178


Working parties are held on the 2nd and 4th Sundays of each month. The next dates will be the 14th and 28th of June.

Any Bluebell Railway members interested in lending a hand can e-mail for more information or to let us know that you will be coming along.

We meet at 9am - 9.30am outside the loco works. You are welcome to attend whatever hours you can, as any help will be appreciated.

Keep an eye on this web page, or e-mail for details of future working dates. See you there.

Rob Faulkner, David Pratt and Duncan Bourne


Progress reports:

Riveting - Rob Faulkner - 31 May 2009

Sunday 31st May

The new firebox plate has been welded into position, and the foundation ring rivet holes drilled, reamed and countersunk. As can be seen in the picture on the right, riveting has now started, and pretty much the whole back face has been finished. The mudhole doors have also been formed, and the two smaller holes on the corner of the plate (either side of the bolt) will be enlarged and fitted with steel patch screws, as these holes don't go right through the ring. At the bottom of the picture can be seen a pile of rivets cut to length, waiting to be fitted.

Work has been continuing inside the firebox too, with more copper patch screws being fitted to the seams. The picture below shows the newly fitted screws, and evidence of the removal of the remaining ones.

Finally, 'Nettle' has been moved into the safety of the storage shed, near to Bluebell. This will help her to dry out, and stop any more rust forming before we can start serious work on the frames in coming months.


Patch Screws - Rob Faulkner - 31 May 2009 More Photos from the 31st of May are in Rob Faulkner's photo album.



Spotty Nettle - Rob Faulkner - 3 May 2009

Sunday 3rd May

Due to people being busy on the Southern at War weekend, we decided to hold a meeting on the 3rd of May instead of the 10th. Ben was working on the boiler in the shed, so Rob and Duncan spent the day out in the sunshine, scraping the rust and flaking paint off 'Nettle' and giving Her a touch-up with red oxide. I'm sure She's better protected because of it, but She does now look like She has some horrible skin disease, as you can see in Rob's photo on the right.

Since the last meeting, Ben has fitted the side plates to the firebox, and drilled and countersunk the rivet holes. The Coded Welder should have visited by now, and joined everything together properly, then we need to fit the rivets around the foundation ring. After that, we need to finish the patch screwing inside the firebox, fit new stays, then the tubeplate and tubes. The picture below shows the firebox on the 3rd of May.


Fitted sideplate - Rob Faulkner - 3 May 2009 More Photos from the 3rd of May are in Rob Faulkner's photo album.



Front Plate - Rob Faulkner - 12 Mar 2009

Easter Sunday 12th April

Since our last meeting, Ben has been working hard through the week and the whole project has made a great leap forward. The front and back plates have been finish formed, pilot holes drilled, and tacked in place on the firebox. Attention is now turning to the side plates, and finishing the patch screwing before the visit by the coded welder, and then the boiler inspector.

The first photo shows the fitted front plate, with the first mudhole door flame-cut. The second picture shows the rear plate, with Phil working hard inside tapping and countersinking the copper inner firebox for the replacement patch screws. Rob spent the day grinding down one of the side plates to follow the edge of the foundation ring. This needs to be a good fit to allow the edge to be caulked, providing a good seal. Duncan was working on the other side plate with Ben, which was cut and pilot drilled by the end of the day. The third picture shows the plate on the radial drill.

With all the time, effort and skill being applied by the workshop staff, the firebox work is rapidly coming together. With summer coming, we can hopefully move on to fitting the throatplate, retubing, and working on the frames in coming months.

More Photos from the 12th of April are in Rob Faulkner's photo album.


Phil Patch Screwing - Rob Faulkner - 12 Mar 2009Drilling - Rob Faulkner - 12 Mar 2009

Sundays 8th and 22nd March

Sorry there hasn't been an update for a while, but work is still continuing twice a month, slowly moving 178 closer to completion. The 8th of March saw Phil, Harry and new member John Rich working on the patch screws, and cleaning up the rear plate. Since then, the workshop staff have been working on the foundation ring, and have added all the rivet holes in the rear plate. Apart from a little more grinding on the ears, and adding the mudhole doors, this plate is very nearly finished and ready to be mounted.

The 22nd saw Phil, Rob and Duncan working under Ben's supervision to finish forming the front plate. At previous meetings, Birch Grove had been parked so close that we couldn't swing the hammer to form one corner. Now that Sir Archibald Sinclair has moved to Horsted Keynes for painting, there has been a reshuffle in the workshop. The space has been taken up by the H class (which is rapidly being stripped), and the S15 wheels, but it has allowed us enough space to finish our forming. A hot day spent with the oxy-propane, and then lots of grinding, has left the front plate ready to have its ears formed. Hopefully, this will now catch up the rear plate and be ready for fitting very soon.

No pictures this time, as the boiler looks much the same as before. In the next few weeks there should be some visible progress as the platework is fitted ready for the boiler inspector.



178 in the yard - Duncan Bourne - 25 Jan 2009

Sunday 25th January

The 25th was definitely a day of two halves. With four people working, we hoped to get lots of patch screws fitted, but instead it took us all morning to find the countersink. Very frustrating, but that's life in a busy workshop. On the plus side, we got to see the rest of 178, which has been moved up into the yard. Hopefully it won't be long before we start working on the rest of the engine rather than just the boiler.

The afternoon was much more productive though. With Harry working hard at the patch screwing, Phil, David and Duncan started work on forming the 'ears' on the back plate. Where the plate on the sides of the firebox overlap the plates on the front and rear, the inner plate needs to taper down to nothing. This is done by heating the plate and drawing the material out between a hammer and anvil. We were joined by Chris Shepherd, and between us, we got both ears formed on the anvil, and then tacked the plate on the firebox and formed around the foundation ring. Everything looks good, and next time we can hammer and grind the ends to a point, and start drilling for the rivets.

Our next two meetings will fall on the special weekends with the visiting P-Class 753 from the Kent & East Sussex Railway. If you enjoy seeing and riding behind this lovely little engine, why not come and see what the insides look like? Every bit of help gets us closer to running our own P-Class this year.


Forming against the anvil - Duncan Bourne - 25 Jan 2009Finished Ear - Duncan Bourne - 25 Jan 2009

Grinding Boilerplate - Duncan Bourne - 11 Jan 2009

Sunday 11th January 2009

Between Christmas and New Year, Duncan and Rob managed to get a day in the workshop, and ground the edge of the back plate to a much better fit. This was then weld-prepped all round. On the 11th January, Ian took the plate and flame-cut most of the remaining extra material away, and Sean spent a while grinding it to a good finish. The photo (right) shows him hard at work, making lots of sparks. By the end of the day, the work was done, and the back plate is now ready to have its 'ears' formed on the anvil, and the rivet holes drilled.

The rest of the team started getting to grips with the patch-screwing required in the inner firebox. There are 160ish corroded rivets that need to be removed alternately, and then replaced with copper patch-screws. After burning out the rivets, the hole is cleaned through with a 3-fluted drill (not as easy as it sounds), and then roughly countersunk. The hole is then tapped (which seems quite difficult to keep straight), before using a special hand cranked countersinking tool to get a perfect countersink. The patch-screw is then inserted with some sealant on the threads, and wound in until the head shears off. Finally, the head will be hammered down to a tight fit with an air-hammer. Chris tells us that a good pace would be seven a day, so you can get a feeling for how much effort is involved! The photo below shows Rob manhandling the drill, and trying to get a good clean cut through the plate. It's not as easy as it looks!


Drilling for Patch Screws - Duncan Bourne - 11 Jan 2009 We're going to be having many more weeks of doing this before it's finished, so if you've ever thought of coming and helping restore a Bluebell engine, maybe now is the time!



Sunday 14th December 2008

The last meeting in November saw us spending the day heating and hammering, but we were a little too ambitious and managed to overheat the boilerplate. This has the effect of reducing the carbon content of the steel, weakening it and making it unsuitable for boiler work. We learned this lesson the hard way, as the front plate we spent the last 3 months forming had to be scrapped and started again.

On the 7th of December we cut a new piece of plate to size and started forming it round. On the 14th we had all the cold forming done, the mounting holes drilled and started to hot form the corners. So although it took about 3 months to form it in the first place, we actually only lost about 2 meetings worth of work.

We have managed to continue on the back plate however, and this has had what we hope is the final hot forming. We have now started cutting away the bottom edge to close up the gaps, and should finish this next time. Between meetings, the workshop staff have removed every other rivet from the inner firebox, and in the next few weeks we will have to replace these with patch screws, before removing and replacing the other half.

No photos this time, as we all forgot cameras, and everything looks much like it did before we ruined the throatplate. Merry Christmas!



Oxy-Propane heating - Rob Faulkner - 9 Nov 2008

Sunday 9th November

Phil and Ian started the day by flame cutting away some of the excess plate, to reduce the amount we need to heat. We were then ready to start heating and hammering the plate to fit. Rob's photo (right) shows Phil heating the corner of the boilerplate with the oxy-propane torch. This thing really uses lots of gas, and we (and the Maunsell society over lunchtime) had to change three oxygen bottles during the day.

After getting the plate glowing red hot, there is just a few seconds to hammer it to shape before it cools down too much. Rob's picture (below) shows Duncan holding the set against the face of the boilerplate while Ian hammers against it with a small sledge.

The plate is really hot, and all the tools, and everybodys gloves were smoking while working! By being careful about which parts to heat and where to hammer, we managed to get the plate to fit to both the foundation ring and the outer firebox. By the end of the day, we had one corner almost perfect, and another almost there. The next meeting should see us sort the other two, then grind away the mating faces to get a good fit.


Blacksmithing - Rob Faulkner - 9 Nov 2008

More Photos from the 9th of November are in Rob Faulkner's photo album.



Throatplate Grinding - Rob Faulkner - 26 Oct 2008

Sunday 26th October 2008

The 26th of October was another successful day, after the disappointment of the previous meeting. After the usual hunt for tools, and taking some time to build working platforms, Phil and Ian started preparing the cut edge of the throatplate.

Rob's photo (right) shows them hard at work grinding a perfectly straight edge, then adding a chamfer to prepare for the welding. After deburring the inside face, this job was finished except for some little spots which will need building up and grinding back.

At the same time, Rob and Duncan had some instruction in using the radial drill, and drilled three undersized holes in the previously prepared plate for the back of the firebox. This allowed the plate to be bolted against the foundation ring, so we can start blacksmithing it into shape later.

Thoughts then turned to forming the front plate on the 50ton press. Unfortunately, the nearby crane was in use (making steam pipes for Archibald Sinclair) so we had to move it around by hand. This was helped a lot with Phil and Ian's assistance, when they had finished grinding.

The first bend on the back plate took two days, the second bend one day, and we now fully formed both bends on the front plate in half a day; we're starting to get the hang of this! There was even time left to drill holes and mount the plate to the boiler.

New plate fitted - Rob Faulkner - 26 Oct 2008 Rob's photo (left) shows the progress by the end of the day. The firebox edges have been prepared, both plates have been rough formed, and temporarily fitted to the firebox. At the next meeting we will be ready to heat and hammer both plates to make them a good fit to the firebox.

More Photos from the 26th of October are in Rob Faulkner's photo album.



Stays Removed - Rob Faulkner - 28 Sept 2008

Sundays 28th September and 12th October 2008

The 28th of September was a great day, with plenty of visible progress. Ian finished burning out the foundation ring rivets, then cut around the throatplate stays, and finally cut away the plate. After removing the remaining eight copper stays, we reached a major milestone, having now removed everything that needs removing, and now have to work on putting good parts back! Rob Faulkner's photo (right) shows Phil and Ben inspecting the flame-cut edge. This will need grinding and weld-prepping at a future meeting. In the background are the superheater tubes waiting to be fitted to Archie's boiler.

While all this was going on, the rest of the team were working to form the replacement plate for the back of the firebox. Over the previous two meetings we had formed one corner as best we could, and we now did the same for the other corner, only MUCH faster! It's amazing how much faster we can do these jobs now, with a bit of practice. Remember we all started this project with very little experience, and have all learned a huge amount. If you fancy helping out with loco restoration, please get in touch, you don't need any prior experience.

Rob Faulkner's photo (below) shows the new plate trial-fitted to the back of the firebox. The first corner was a superb fit, but the second was more difficult. The foundation ring protrudes further than the firebox plate, so it is impossible to form the correct curve to fit. We made the best bend we could, and it will need heating and hammering to the correct shape in future.

More Photos from the 28th of September are in Rob Faulkner's photo album.


Backplate trial fitted - Rob Faulkner - 28 Sept 2008

After such a successful day on the 28th of September, we arrived on the 12th of October ready to make some more progress. Unfortunately, this was the week before the Autumn Gala, and the failure of 592 meant that it needed space in the workshop. The resulting shunt around left us no space to work on our boiler, so very little was achieved. We managed to put a first-pass bend into the plate for the throatplate repair, and left it at that.


Outer Firebox platework being formed - David Pratt - 24 Aug 2008

Sundays 24 August and 14 September 2008

Ian spent the 24th August burning out rivets holding the throat plate of the boiler to the foundation ring. He managed to get half of them out, with the remainder dealt with two weeks later. With the rivets out the worn part of the throat plate can now be cut out and replaced.

Duncan and Phil were preparing the new plate that is due to replace the worn plate that has already been cut out from below the fire-hole. Their work meant starting with a flat section of plate and bending it to fit round the corners of the firebox.

We are now at a stage where we are starting to put the boiler back together.

The photos from David Pratt (right) and Rob Faulkner (below) show Ian in red, Duncan in green and Phil in blue having lifted the plate into place to see how it fits having bent one corner into shape, a perfect fit; and Ian burning out the last of the firebox front-plate rivets.


Ian burns out rivets - Rob Faulkner - 14 Sept 2008

More Photos from the 14th September are in Rob Faulkner's photo album.


Boiler work on 178 - 13 July 2008 - Duncan Bourne

Sunday 13 July 2008

Last weekend saw four members working on 178's boiler. Ian carried on with the weld prep work, and then burning out the remains of the patch screws. Harry attacked the remaining bits with a hammer and chisel.

The photo on the right shows various sheet parts for Archibald Sinclair are clustered around our boiler. Lots of work seems to be going on there during the week. In the background of the picture, Ben Weatherall can be seen preparing the crane to lift Birch Grove off its wheels, and 'Sir Archibald Sinclair' can be seen in the background, ever more complete.


Boiler work on 178 - 13 July 2008 - Duncan Bourne

Rob and Duncan spent the day annoying everyone in the workshop while chiselling the heads off 32 boiler stays. Hard and noisy work. Although it looks like not much has changed for a while, the boiler is now cleaned up and ready to take new boilerplate. The next meeting should see us cutting and forming new pieces, and start fitting them.

 

Report and photos with thanks to Duncan Bourne.


Boilers from 178 and 847 - 8 June 2008 - Duncan Bourne

Sunday 8 June 2008

Last weekend saw three of us working on 178. With the successful test of Sir Archibald Sinclair's boiler, the workshop has been moved around. This picture on the right shows the new layout, with our boiler moved to allow space for 847's boiler. Archie's frames and smokebox can be seen behind.

Below, left: The plate has now been cut away on both sides, and the back of the firebox, and the stays removed. Phil spent the day grinding the flame-cut edge flat, and then giving it a weld prep. We should soon be able to fit some new plate to the rear section, and then work can start on the front.

Below, right: Meanwhile, Laurence and Duncan continued with tube cleaning and painting, managing to do 25 in the day. This leaves us just 35 in the pile waiting for cleaning, which should (with luck) be finished on the 13th of July.

Speaking with the workshop staff, we think we are still a year away from outshopping 178. Unfortunately, this means that we will miss Branch Line, and also the end of service of 65, meaning we won't have a chance to run all 3 SE&CR liveried locos together. More volunteers would help of course, and you don't have to have any prior skills, or be young and strong. You are welcome to attend whatever hours you can, as any help will be appreciated.

Report and photos with thanks to Duncan Bourne.

Preparing the edges for welds on the boiler - 8 June 2008 - Duncan Bourne Boiler tubes for 178 - 8 June 2008 - Duncan Bourne
Stays being drilled out - 27 April 2008 - Rob Faulkner

Sunday 27 April 2008

Work of the past few weeks has seen the removal of more rivets from the back of the firebox. Last weekend saw us removing some of the stays from the section where the outer firebox plate had been removed.

Rob's photo shows the stays which would not come out any other way in the process of being drilled out.

More photos from the day are in Rob Faulkner's photo album.


Sunday 23 March 2008

The boiler being worked on - 23 Mar 2008 - Rob Faulkner Firebox lower outer section removed - 23 Mar 2008 - Rob Faulkner

Rob Faulkner's photos show the working party once again working on the P-Class boiler destined for 1178. Sunday also saw the team removing the first sections of the outer firebox, the bottom of both sides, after weeks of burning out rivets.

More photos from the day are in Rob Faulkner's photo album.


Sunday 24 February 2008

The boiler being worked on - 24 Feb 2008 - Rob Faulkner The boiler being worked on - 24 Feb 2008 - Rob Faulkner

Rob Faulkner's photos show that the boiler is now sitting in the works, and the team have begun the job of removing rivets and stays from the firebox, so work can commence of replacing some of the platework.

Also a couple of the team have been working on cleaning up the boiler tubes from a few years worth of rust. They have also been adding a protective coat of paint to these, so that their hard work doesn't go to waste.

More photos from the day are in Rob Faulkner's photo album.



Sunday 27 January 2008

The boiler washout - 27 Jan 2008 - Rob Faulkner The boiler throat-plate - 27 Jan 2008 - Rob Faulkner

The boiler washout - 27 Jan 2008 - Rob Faulkner Rob Faulkner's photos illustrate the boiler destined for 1178, which received a washout. This boiler is actually the original boiler from 323 'Bluebell', when it arrived on the railway in 1960.

The throatplate was also cleaned up and given a protective coat of paint.

Phil is seen in the photo on the right, loosening the stud nuts on the boiler. It is hoped that, by the time of our next visit, the boiler should be in the works.

Below: Ian and new volunteer, Duncan, are seen below cleaning up the boiler tubes and adding a protective coat of paint.

More photos from the day are in Rob Faulkner's photo album.


The boiler washout - 27 Jan 2008 - Rob Faulkner


First working day on the P-class - 11th November 2007

The start of work - 11 Nov 2007 - Rob Faulkner the top of the cylinder block is cleaned - 11 Nov 2007 - Rob Faulkner

Rob Faulkner has provided these two photos showing the start of work on the "third" P-class, the only one of the three not to have steamed in preservation.

The work undertaken included cleaning the top of the cylinder block, and some work on the side-tanks.

Before anyone asks, the livery in which the loco will be restored has yet to be decided, but in accord with usual Bluebell policy, those working on the project have the main say!

More of Rob Faulkner's photos taken that day are available here.

Note: the locomotive is now back in Bluebell ownership after some years in the custody of Southern Locomotives Limited, who had started to overhaul it for use on the Bluebell.


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Valid HTML 3.2! Narrative edited by Richard Salmon and Duncan Bourne.
Photos © Rob Faulkner, David Pratt and Duncan Bourne.
Last updated 1 June 2009 by Richard Salmon and Duncan Bourne.
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