7mm The Old Man's Workbench - tales of a rivet side

richard carr

Western Thunderer
Graham

Here are some photos of the long walkway one that I have completed, Pauls photos above are of this type of vehicle, thank you Paul, they are most uesful.


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And the right way up, there is still some painting and weathering to do on this one.

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The ladders in mine are castings not etches.

Richard
 

Dog Star

Western Thunderer
Thank you for the photos of the completed wagon Richard. Unless I am reading the picture not correctly, the tank outlet pipe seems to be placed just where I would expect the lengthwise brake pull rods to be...

Ah, the details.

What colours have you used for your model tank and solebars?

regards., Graham
 

richard carr

Western Thunderer
Graham

I used JLTRT BR Freight grey and pheonix railfreight red for the solebar.

Sadly JLTRT paint isn't available any more, although he might has some of the freight grey, I have some inter city grey that a local car paint place made up for me, I will probably use that in future. The paint is a BS standard that they have on their mixing system. The BR blue is excellent.

Richard
 

hrmspaul

Western Thunderer
Thanks, yes thanks for posting the photo. It looks like a Pickering brake rigging - not a V to support the brake lever but an straight piece of plate at an angle. The end steps appear to be straight and then angled inwards. Both of these features would suggest they used the 7mm drawing of BPO 37169 ex SMBP 3070 . The full length walkways are correct, but the drawing differs in having a smaller cross walkway at the ladder end, and only one cross walkway beside the filler. However these sort of features differed batch by batch. As mentioned earlier, these were converted from Class B to Class A when they were airbraked.

I have published a couple of photos of 37169 http://PaulBartlett.zenfolio.com/p120498831/e537cb438 and http://PaulBartlett.zenfolio.com/p120498831/e537cb430

Looking more at your photos I am impressed with the details that are added underneath. I don't think this could be made so accurately from Trev and Peter's drawings, so I suspect JLTRT did their own. The suspension hangers appear to be different from 37169; however this http://PaulBartlett.zenfolio.com/sukoepikote/e53529e0e Pickering built example has that type of suspension bracket - and the cross walkway at the ladder end is broader, like your model.

The underneath of the model is certainly very impressive, well done and I don't understand the criticism made earlier, the position of the discharge pipe appears accurate, and the brake linkages run beneath it.

Paul Bartlett
 

Dog Star

Western Thunderer
Thanks Richard for posting the photos of the underframe fittings of your TTA... the instructions received with our two kits look like the copies were made on a printer which had run out of a primary colour for the images are very indistinct and with significant colour bias. Your photos enable us to place some of the fittings more accurately than we might have done using just the instructions.

To compliment Richard's photos, here are some images of the castings from the kit. First the etching for the walkway and the castings for the ladders / handrails:-

jltrt tta walkway.jpg

I have included the buffer stock castings in case that helps to define the builder / period (we are doing these wagons as circa 1985-8). Now a photo of the castings for the automatic air-brake.. or at least the castings which I think are part of the automatic air-brake arrangement. The instructions refer to the "lever castings" as "belly mech 1", "belly mech 2"... so any information as to a more appropriate description is to be welcome:-

jltrt tta brake fittings.jpg

In the photo above I have included samples of the two types of bearing spring - we are using the part on the left of the picture. The item in the middle of the bottom row is not poorly cast, I used some Blu-tak to support the item for the photograph - there is one of these castings at each end of the wagon and located directly above the axle. The kit provides one air-brake cylinder... I have included another cylinder from a second kit so that the photo can show two views of this item.

If anyone can explain the arrangement of pull-rods between the air-brake cylinder and the brake yokes (using the casting in the middle of the bottom row above then I shall be really pleased to know).

regards, Graham
 

Dog Star

Western Thunderer
It is possible that JLTRT used the main published reference to these wagons. This tabulates the full 45ton fleet.

Bartlett, Paul W & Fidczuk, Peter (1992) Tank wagons, part 6. SMBP 45ton GLW tank wagons, Model Railways vol. 9 (part 4) pp 182 - 188. Drawing SMBP 45t Class A tank wagon vacuum brake diag. TT026H/J/N and Airbrake TT088F.

This reference puts Model Railways vol. 9 as circa 1980 which is much earlier than the date abovec - my copies of MR are boxed by calendar year, which year do I need to locate?

thank you, Graham
 

Dog Star

Western Thunderer
Now this reference does help. MR vol 9 is 1980 and part 4 does not contain any material relating to tanks... however, MR for 1992, part 4, does include an article "Tank wagons pt. 6" so that will be the first box out of the pile. Using the other indices for MR I located part 5 at the beginning of 1991 so I wonder when the series started.

Intrigued - what search string did you use to locate the web site quoted above?

regards, Graham
 

daifly

Western Thunderer
Intrigued - what search string did you use to locate the web site quoted above?

regards, Graham
Ahh. That was from when I was filling a few gaps in my collections so 'model railways magazine back issues' will get you there. Simples!

Cheers

Dave
 

Jordan or Plymouth Mad

Mid-Western Thunderer
That's one hell of a way to get underframe detail photos...!!!!:rolleyes:

Or is it to prove that S7 has problems in real life, as well....:)) :p
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Heather Kay

Western Thunderer
I believe those shots show a derailment training exercise. You can see the crane in the first shot, and blokes in hi-viz and hard hats in the second. I recall a photo article in British Railways Illustrated some years ago showing the various new gizmos being used to right wagons and coaches.
 
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