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Fowler/Beyer-Garratt 2-6-0+0-6-2

Rasprava u 'Photography' pokrenuta od neildimmer, 10. Studeni 2022..

  1. neildimmer

    neildimmer Resident of Nat Pres

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    Collection of photos of the Fowler/Beyer-Garratt 2-6-0+0-6-2

    The London Midland and Scottish Railway (LMS) Garratt was a class of Garratt 2-6-0+0-6-2 steam locomotive designed for heavy freight. A total of 33 were built from 1927, making them the most numerous class of Garratt in Britain.
    After Grouping, the LMS initially continued the Midland Railway's "small engine policy" of hauling trains using two or three locomotives of moderate power coupled together. This led to most of the Toton (Nottinghamshire)-Brent (London) coal trains being double-headed by 0-6-0 locomotives. It was realised that double heading was uneconomical so a Garratt locomotive, designed by Fowler, was ordered from Beyer, Peacock and Company to haul 1450 long tons at 25 mph. However, the LMS Derby design office insisted on, amongst other changes, the fitting of their standard axleboxes to the design. These axleboxes were barely adequate for the LMS Fowler Class 4F locomotives, on which they frequently overheated, and were a major weakness on the LMS Garratts. They were also always heavy on coal and maintenance. Tester's work shows that this may have been due to poor selection of oil and whitemetal rather than intrinsic design issues.[citation needed] Sixsmith reports that the boiler was a design for a Somerset and Dorset 2-8-0, further reducing coal efficiency, and that the steam injectors were also much shorter than recommended
    Three locomotives were built in April 1927 and were fitted with vacuum braking attachments, and the remaining 30 were built in the period August to November 1930. All were built with straight sided bunkers but from 1931 all except the first two of the 1927 trio were fitted with revolving coal bunkers. These were conical in shape and were revolved and oscillated by means of a small 2-cylinder steam engine. The revolving bunkers reduced coal dust from entering the cab and the oscillation facility made them self-trimming, but Sixsmith reports they were still unpopular to drive bunker-first due to dust, and that covers were unsuccessful
    The 1927 trio were numbered 4997–4999, and the 1930 batch from 4967 to 4996. They were later renumbered 7967–7999 in the same order to make way for the new Black 5’s . British Railways added 40000 to their numbers.
    The roundhouses at Toton MPD had to have extra length Garratt roads to accommodate them. Mostly used for heavy coal trains, they later found other uses as well, and Sixsmith includes photographs of them at York, Gloucester, and Birmingham. Others were allocated to Wellingborough (depot code 45A where 15 locomotives were located in the 1950s) and Hasland near Chesterfield. Trains for Manchester were generally routed along the Hope Valley Line and the Garratts normally came off their trains at the Gowhole freight sidings just south of Chinley. A few would work the Ambergate to Pye Bridge Line using the north curve at Ambergate, but only as far as Rowsley, where the train would be split. This was normal for goods trains because of the danger of couplings breaking on the climb to Peak Forest. In addition, although they had ample tractive effort to climb the gradient, in the days before goods wagon trains had continuous brakes there were problems on the way down into Chinley. On an early attempt, the loco was inspected at Heaton Mersey and it was found that all of its brake blocks had melted.
    The single photograph recording a rake of 20 passenger coaches pulled by an LMS Garratt (No. 4999 - photo from the Frank Carrier archive) came from an unsuccessful trial of a Derby-St. Pancras run that had to be terminated at Leicester due to a hot axlebox. There is no evidence that they were used on the very similar Notts-Stonebridge Park coal run that used LMS's new-in-1929 40-ton braked coal waggons (58 tons gross).
    The summary of Sixsmith's review of them is that they were very successful in the 1927/8 trial, and the class then lasted 25 years, averaging 25,000 miles/year. However, the design did not age well, especially under wartime lack of maintenance, causing generally poor later opinions. This implies they were too good to scrap, but not good enough to replicate. They were replaced by BR Standard 9F locomotives, which were designed to haul 900 long tons at 35 mph
    Withdrawal
    The class was withdrawn between June 1955 and April 1958. None survived into preservation.

    Including these photos taken on Crewe works,
    47997 & 72001 Clan Cameron Crewe works unknown date
    https://tinyurl.com/y3ubju8z
    rather unusual placing of ‘British Railways’
    47967 Crewe works 5th December 1948
    https://tinyurl.com/bdf5xyp6

    Full collection of 80 photos starts here with
    LMS era
    4970
    https://tinyurl.com/mpd3e72f

    B.R. era starts here with
    47967 at Toton
    https://tinyurl.com/yc78xv99

    Neil
     
  2. johnofwessex

    johnofwessex Resident of Nat Pres

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    I rather like the montage that shows a freight on the Lickey

    LMS Garrett at the front with Big Bertha & the LNER Garrett pushing.

    I suspect a 'put up' job

    apart from the LNER loco & the industrial one at Bressingham what other Garretts ran in the UK pre preservation?
     
  3. Fred Kerr

    Fred Kerr Resident of Nat Pres Friend

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    11 / 80 = Crewe [Duplicates 10 / 80

    16 / 80 = Derby [Duplicates 15 / 80

    23 / 80= Crewe Works [Duplicates 22/80

    46 / 80 = York [Duplicates 45 / 80

    57 / 80 = Leicester Midland

    72 / 80 = Wellingborough

    79 / 80= Burton on Trent ?
     
    lynbarn se sviđa ovo.
  4. lynbarn

    lynbarn Well-Known Member

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    I have often wondered if money was not object and you had a bunch of raving headcases that would do it I wonder what you could do with say an ex South African Garratt, I am not sure they would fit the BR loading gauge as some of them are pretty large to say the least, but I do wonder if it would pack out the crowds on a rail tour?
     

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