Great Western Signal Box Diagrams Signal Box Diagrams Signal Box Diagram Numbers Section A: London Division Section B: Bristol Division Section E: Exeter Division Section F: Plymouth Division Section G: Gloucester Division Section H: South Wales Main Line Section J: Newport Area Section K: Taff Vale Railway Section L: Llynvi & Ogmore Section Section M: Swansea District Section N: Vale of Neath Section P: Constituent Companies Section Q: Port Talbot & RSB Railways Section R: Birmingham Division Section S: Worcester Division Section T: North & West Line Section U: Cambrian Railways Section W: Shrewsbury Division Section X: Joint Lines Diagrams should be ordered from the Drawing Sales Officer: Ray Caston 22, Pentrepoeth Road, Bassaleg, NEWPORT, Gwent, NP10 8LL. Latest prices and lists are shown on the SRS web site http://www.s-r-s.org.uk This 'pdf' version of the list may be downloaded from the SRS web site. This list was updated on: 10th April 2017 - shown thus 29th November 2017 - shown thus 23rd October 2018 - shown thus 1st October 2019 - shown thus 20th June 2020 (most recent) - shown thus Drawing numbers shown with an asterisk are not yet available. Note: where the same drawing number appears against more than one signal box, it indcates that the diagrams both appear on the same sheet and it is not necessary to order the same sheet twice. Page 1 of 40 22/06/2020 Great Western Signal Box Diagrams Section A: London Division Section A: London Division A1: Main Line Paddington Arrival to Milton (cont'd) Drawing no. Signal box A1: Main Line Paddington Arrival to Milton Burnham Beeches P177 Drawing no. Signal box Burhnam (Bucks) L40 (1940) also P320 Paddington Arrival Taplow [original] (1907) Taplow East D12 (1930s) also P320 Paddington Departure Taplow West (1907) P177 (1937) Taplow Paddington Maidenhead Bridge Metropolitan Jcn D5 Maidenhead East D12 (1930s) Westbourne Bridge D5 Maidenhead Middle D14 (1910) Lord Hills Bridge Maidenhead L41 Subway Jcn S658 Maidenhead West Green Lane Waltham B24 (1947) Portobello Junction D263 Waltham Sidings S829 (c. 1920) Ladbroke Grove C31 (1962) X77 (1959) Ladbroke Bridge D263 Shottesbrook Kensal Green D264 Ruscombe Sidings West London Junction East Twyford [original] L52 (1955) Old Oak Common East D264 Twyford East L19 (1953) L248 (c. Old Oak Common (Panel) Twyford West 1897) West London Junction West Twyford P413 (c. 1960) Old Oak Common West P90 Woodley Bridge D19 (1910,1955) Friars Junction Sonning Acton Loop P90 (c. 1930, 1941) Sonning Sidings D550 Acton East S144 (1930) Kennet Bridge D550 (1955) Acton Middle Reading East X14 (1968) L210 (1955) Acton (West) L193 (c.1930) Ealing Reading Main Line East X36 (c.1957) X69 (1941) S882 (1938) Longfield Avenue D216 Reading Middle Castle Hill Reading West West Ealing X25 (1960) P57 (1958) Reading Main Line West West Ealing Station Reading (Panel) Hanwell L247 (c. 1942) Hanwell & Elthorne Cow Lane L247 (c. 1930) Hanwell (East) L42 (c. 1900) L43 (1945) Reading West Jcn Hanwell West B238 (c. 1960) Scours Lane Jcn Southall East P48 (1925) Tilehurst B254 Southall East Junction P48 (1922) X76 (1952) Pangbourne Southall East Station B253 (1918) P301 (1960) Goring & Streatley Southall Middle South Stoke Southall West Moulsford River Bridge D101 Southall West Station Moulsford D101 Southall West Junction Cholsey & Moulsford [original] P296 (1947) Hayes & Harlington Cholsey & Moulsford East P296 (1949) Dawley Cholsey & Moulsford West D551 (c. 1920, c. 1953) West Drayton & Yiewsley East P301 (1937) Cholsey & Moulsford B137 (1960) West Drayton & Yiewsley West Aston Tirrold L215 Iver South Moreton L215 Langley P267 (1937, 1960) Moreton Cutting B62 (1938) Dolphin Fulscott Crossing Slough East X29 X68 (1932) Didcot East Junction L74 Slough Middle Didcot East End L73 (c.1952) Slough West L173 Didcot West End Slough (Panel) L155 Didcot Foxhall Junction P218 (1910, c. 1950) Farnham Road Milton Crossing Hay Mill S923 (c. 1950) Milton Page 2 of 40 Page 2 of 40 22/06/2020 Great Western Signal Box Diagrams Section A: London Division A2: City Lines A4: Berks. & Hants. Line (cont'd) Drawing no. Signal box Drawing no. Signal box P320 (1919) Bishop's Road P340 (old layout), P64 Newbury East Junction X34 Paddington Suburban Newbury Station Royal Oak [original] Newbury No. 1 Royal Oak East Newbury No. 2 Royal Oak West P312 Newbury Middle D14 Royal Oak P312 Newbury West Lambourne Valley A3: Didcot & Chester Line P312 Enborne Jcn Drawing no. Signal box P312 Hamstead Crossing Didcot West Curve Junction P312 Kintbury P3 (1957); (1905 not Didcot North Skinners Lock available) Brunsdons Bridge D603 Appleford Crossing Hungerford East D220 (1952, 1954) Culham Hungerford (West) Nuneham Viaduct South P71 (1957, 1972) Hungerford Nuneham Viaduct North D173 Fairfield Crossing D603 Nuneham Little Bedwyn B34 (1957) Radley D173 Bedwyn D139 Sandford Great Bedwyn D139 (1942) Kennington Junction Crofton Crossing L130 Hinksey (South) Oxford "D" A5: Westbourne Park Shed Oxford South Drawing no. Signal box P101 Hinksey North Engine Shed East Oxford "C" Engine Shed West Oxford Goods Shed P101 Oxford Station South A6: West London Yard Line Oxford "B" Drawing no. Signal box Oxford (Panel) West London Carriage Sdgs Oxford Engine Shed S662 P424 (1959) Oxford Station North A7: Overbridge Lines Oxford "A" Drawing no. Signal box Oxford North Old Oak Common Goods P410 (3/1942, 10/1942) Oxford North Junction J139 Old Oak Common Engine Shed D148 Wolvercot Sidings D148 Wolvercote Junction A8: Acton Wells Branch Woodstock Road Drawing no. Signal box P390 Kidlington X14 (1959) Acton Yard P400 Bletchington Cement Sdgs A9: Acton & Northolt Line/Northolt & Ashendon P400 Bletchington Line/Ashendon & Aynho Line A4: Berks. & Hants. Line Drawing no. Signal box Cemetery Road Drawing no. Signal box P353 (c. 1963) North Acton Jcn Calcot (Siding) S147 Calcot Park Royal East Calcot [for Bridgeworks] P353 (1931) Park Royal (West) D10 Theale Hanger Lane Brentham Tile Mill Siding P353 (1952) Perivale D10 (1943) Ufton Crossing Greenford East Loop P103 Aldermaston X70 (1956) Greenford Station East P103 Midgham D158 Greenford Station West Midgham Marshes D158 Northolt Calthorpe Crossing P229 (1948) Northolt Jc (East) Colthrop Siding S926 Colthrop Crossing P229 Northolt Jc West Ruislip & Ickenham D474 (1922, 1950) Thatcham P435 (1950) West Ruislip D295 Thatcham West D159 (1946) Denham East Junction D295 (1943) Bulls Lock Denham West Junction P340 (old layout), P64 Newbury Race Course (East) Denham East Newbury Race Course West D159 Denham Station Newbury No. 1 Page 3 of 40 Page 3 of 40 22/06/2020 Great Western Signal Box Diagrams Section A: London Division A9: Acton & Northolt Line/Northolt & Ashendon A15: Henley-on-Thames Branch Line/Ashendon & Aynho Line (cont'd) Drawing no. Signal box Drawing no. Signal box Twyford Branch [or "B"] Gerrards Cross East S513 Wargrave B230 (1924) Gerrards Cross (West) S1315 (old box) B54 Shiplake Wilton Park (1961) P135 Beaconsfield (East) Mill Lane Crossing Beaconsfield West Mill Lane Tylers Green B234 Henley on Thames High Wycombe A16: Newbury & Didcot Line P135 High Wycombe South Drawing no. Signal box D15 (1948) High Wycombe Middle Greenham Jcn D15 High Wycombe North P220 Hermitage D205 (1949) West Wycombe P220 (1943) Hampstead Norris D205 Saunderton L3 (1943) Compton Princes Risborough Churn S786 (1956) Princes Risborough South Upton & Blewbury L3 (1943) L129 (1930) B58 (1968) Princes Risborough (North) Upton B072 Haddenham P123 (1950, 1959) Ashendon Jcn A17: Newbury & Winchester Line Ashendon North Drawing no. Signal box P100 (c. 1946) Brill & Ludgershall P221 (1915, 1943) Woodhay P100 Blackthorn P222 (1917, 1943) Highclere P49 also X8 shows dog P223 (1922, 1943) Burghclere Bicester chart HT 3-bar D84 (old and new boxes) Litchfield P49 Ardley D85 (old box, 1943) Whitchurch [Hampshire] S871 (1956) Souldern S813 (1943) Lodge Bridge P67 (1922, 1943) Sutton Scotney A10: West Ealing Loop P74 (1943) Worthy Down Junction Drawing no. Signal box P74 (1943) S886 (c. Kingsworthy S195 (1935) Drayton Green 1920) Castle Bar Park Winchester P104 (1922, 1943) Greenford South Loop Winchester Chesil A11: Brentford Branch A18: Abingdon Branch Drawing no. Signal box Drawing no. Signal box Firestone S232 Abingdon Brentford A19: Basingstoke Branch A12: Staines Branch Drawing no. Signal box Drawing no. Signal box L18 (1938) Oxford Road Jcn [Reading] S135 (1910) West Drayton & Yiewsley Loop B56 Southcote Jcn D102 Colnbrook D103 (1941) Pound Green D102 Staines D103 (1941) Burghfield D225 Mortimer A13: Windsor Branch Stratfieldsaye D225 (1940, 1917) Drawing no. Signal box Stratfield S922 Slough Bath Road Bramley Siding Eton Bramley (North) P194 (c. 1924, 1944) Windsor River Bridge Bramley North D140 (c. 1958, 1963) Windsor & Eton Bramley South P363 Sherfield A14: Wycombe Branch Basingstoke P363 Drawing no. Signal box Basingstoke 'C' Maidenhead Branch D600 Cookham A20: Lambourn Valley Branch Bourne End Drawing no. Signal box J1 Bourne End South D470 (1954) Welford Park S70 (c. 1910) D600 D470 (1938) Lambourn Bourne End (North) (1956) D578 Wooburn Green D578 (1942) Loudwater Page 4 of 40 Page 4 of 40 22/06/2020 Great Western Signal Box Diagrams Section A: London Division A21: Denham & Uxbridge Branch Section B: Bristol Division Drawing no. Signal box B1: Main Line Milton to Huntspill Denham South Junction Drawing no. Signal box Uxbridge High Street Steventon B36 A22: Thame Branch Stocks Lane GF Drawing no. Signal box Stocks Lane Crossing Bledlow Causeway Crossing D511 (1950, 1960) Thame Lockinge East Tiddington Lockinge (West) P249 Wheatley P63 (old box, 1934) Wantage Road Circourt Crossing P249 Morris Cowley P33 (1933) Circourt Crossing Littlemore P33 (c. 1914, 1944) Challow A23: Woodstock Branch P270 (1947, 1962) Uffington Drawing no. Signal box D215 Knighton Crossing Blenheim & Woodstock D215 Ashbury Crossing P261 (c. 1957) Shrivenham A24: North Acton Jcn to Viaduct Jcn Line Marston Crossing Drawing no. Signal box Marston Sidings Wood Lane Junction D72 also P261 (c. 1939) Marston Crossing East D72 Marston Crossing West A25: Watlington Branch Highworth Jcn L204 (1948) Drawing no.