Notes 4 pages, pinned together, giving details, opening dates, terminals, depot entries, sheave pits, curves, for the Victoria Parade to Victoria Bridge line. Items 2064 to 2075 within box 72.3 in a brown folder marked "MT&O Co." red pencil on the front cover.trams, tramways, mto co, cable trams, drawings, reports, surveys, victoria parade, victoria st

Notes 10 pages, pinned together, giving details, opening dates, terminals, depot entries, sheave pits, curves, for the Bourke St to Nicholson St line, Brunswick East, including the connection into Spencer St. Includes 2 pages pinned together for the Gertrude, Smith St to Queens Parade line. Items 2064 to 2075 within box 72.3 in a brown folder marked "MT&O Co." red pencil on the front cover.trams, tramways, mto co, cable trams, drawings, reports, surveys, bourke st, nicholson st, gertrude st, smith st, queens parade

Notes 6 pages, pinned together, giving details, opening dates, terminals, depot entries, sheave pits, curves, for the Elizabeth St to Sydney Road Brunswick terminating at Moreland Road via Royal Parade. Items 2064 to 2075 within box 72.3 in a brown folder marked "MT&O Co." red pencil on the front cover.trams, tramways, mto co, cable trams, drawings, reports, surveys, elizabeth st, sydney rd, royal parade, brunswick

Notes 4 pages, pinned together, giving details, opening dates, terminals, depot entries, sheave pits, curves, for the Lonsdale, Russell St, Lygon St and Elgin and Johnston St to Collingwood line. Second set of notes, 3 sheets, for the Madeline St, Swanston St, St Kilda Road and High St St Kida line. Items 2064 to 2075 within box 72.3 in a brown folder marked "MT&O Co." red pencil on the front cover.trams, tramways, mto co, cable trams, drawings, reports, surveys, lonsdale st, russell st, lygon st, collingwood, johnston st, elgin st, madeline st, swanston st, st kilda rd, high st

Notes 6 pages, pinned together, giving details, opening dates, terminals, depot entries, sheave pits, curves, for the Domain Road, Park St, Toorak Road and Chapel St lines. Second set of notes 4 pages for the Port Melbourne and South Melbourne beach lines via City Road and Victoria St respectively. Single page sketches for both the Flemington Road via North Melbourne and Spencer St to North Melbourne lines - no dimensions or survey notes. Items 2064 to 2075 within box 72.3 in a brown folder marked "MT&O Co." red pencil on the front cover.trams, tramways, mto co, cable trams, drawings, reports, surveys, toorak rd, chapel st, south melbourne beach, port melbourne, city rd, victoria st, north melbourne, flemington rd

Single page sketch for the Wellington St, Fitzroy St, Esplanade to Acland St line, three pages of notes on the High St Dundas St terminal, Nicholson St line, Items 2064 to 2075 within box 72.3 in a brown folder marked "MT&O Co." red pencil on the front cover.trams, tramways, mto co, cable trams, drawings, reports, surveys, st kilda, acland st, the esplanade, wellington st, nicholson st

Notes 3 pages, 2 pinned together, giving details of the two horse tram lines as authorised, Kew and Hawthorn Items 2064 to 2075 within box 72.3 in a brown folder marked "MT&O Co." red pencil on the front cover.trams, tramways, mto co, cable trams, drawings, reports, surveys, kew, hawthorn, horse trams

Report - 26 pages, printed, contained and stapled within a grey "Roneo Numeralpha System" folder, titled "Report on Traffic Congestion", containing a Victorian Parliamentary Report, dated 1919 with titled "Report of Board appointed to investigate the problem of relieving congestion of traffic in Melbourne." Full title "Report of Board Appointed to Investigate the problem of Relieving Congestion of Traffic in Melbourne" The Board or "Traffic Board" comprised 5 representatives of Councils, MMTB, Railways and the Public Works Department includes comments on growth of Melbourne, railways, tramways, new arterial roads, subways, new bridge at Spencer St, regulation of street traffic, looks at new tramway routes, hours works and provides a summary of recommendations including drawings for new arterial roads, graphs and roads / tramway layouts in two chain wide roads. Note: This document is available as a pdf on the Parliament of Victoria website. Second copy - unbound as printed, stapled on the left hand side, from McComb collection, box 10 - added 5/1/2017. added a 2nd copy from Russell Jones (28/05/22). Poor quality copy.Has in ink on the bottom edge "17th June 1919", Copy 2 - "H. Lormer"? in ink in the top right hand corner.trams, tramways, mmtb, general scheme, tramways, development, parliament, spencer st, railways, finances, construction, traffic control

Drawing - ink of linen, titled "M&MTB Essendon System", showing the Essendon Tram lines and loops with High Voltage and underground power cables shown in red ink with a reference note to the relevant SEC document. Does not show Puckle St. Drawing No. P379dated 2-8-22 Note: This item is part of the H. S. McComb papers - was located in box 8 rolled up. Relocated to a flat file at the time of cataloguing. Number in the McComb collection series.trams, tramways, tramways, mmtb, drawings, essendon, maribyrnong, keilor rd, racecourse rd, victoria st, flemington bridge, secv

Drawing - ink of linen, titled "Prahran and Malvern Tramways Trust - Lines in Operation on January 31st 1920", listing the opening date, route, track and route miles, including curves, whether single or double track as originally laid and as existing with distances given for cross overs and extra curves. Has a signature along the bottom - James R. Henderson 31/1/1920. Note: This item is part of the H. S. McComb papers - was located in box 8 rolled up. Relocated to a flat file at the time of cataloguing. Number in the McComb collection series.trams, tramways, tramways, drawings, pmtt, track

Book - black covers - 4 sections sewn - 124 pages lined - titled "Lengths of Lines and Curves". Has an index. Gives details of junction layouts, distances, hand drawing layouts, route and track miles, tables of actual distances, average distance and figure on which mileage is worked. In the rear of the book are some hand written calculation notes. Not all pages imaged, just those with a diagram.On top of the cover of one copy in ink "pages 1, 4, 14,17, 23"trams, tramways, trackwork, mmtb, mileages

Set of 19 drawings showing the development of the Melbourne tramway system between 1885 and 1921. Based on MMTB drawing "Tramway Map of Melbourne & Suburbs" P4609, 18 sheets showing year by year development of the cable and electric tram system, printed on off white paper. Mr. McComb had intended it would appear to do further work - with some 20 sheets printed on brown card paper but not used (.19 - same drawing) Each sheet has the year in red at the bottom right hand corner of the sheet. .1 - 1885 - with the Richmond line and main rail lines coloured in showing a catchment area. .2 - 1886 - shows the new cable line in Collins St and has a note that no suburban line constructed in 1886 .3 - 1887 - Bourke and northern lines and Brighton Beach to Sandringham and Hawthorn to Kew .4 - 1888 - Swanston St, Domain Road, Chapel and inner circle and towards Hurstbridge.\ .5 - 1889 - Rathdown St and Toorak Road .6 - 1890 - South and Port Melbourne, North Melbourne and Northcote. Rail lines - Ashburton and parts of the outer circle to Oakleigh. .7 - 1891 - St Kilda Esplanade and northern section of the outer circle. .8 - 1906 - NMETL .9 - 1910 - PMTT - High St and Wattletree Road .10 - 1911 - PMTT Dandenong Road .11 - 1913 - Glenferrie Road, Cotham Road, Balaclava and Glenhuntly Road .12 - 1914 - small extension in High St .13 - 1915 - Malvern Road and High St Kew .14 - 1916 - HTT and MBCTT lines and Whitehorse Road .15 - 1917 - Burke Road .16 - 1918 - Burke Road north of Camberwell station .17 - 1920 - FNPTT - St Georges Road and Plenty Road .18 - 1921 - Footscray lines .19 - base drawing only. Does not show the VR tramlines. See Reg Item 2154 for associated notes.See individual sheets.trams, tramways, times, cable trams, railways, tramways, melbourne, maps

Quarto plan sheet with hand written notes for the development of the drawings referred to in Reg Item 2153 - from 1906 to 1929, years 1930 and 1935 not completed. In the top right hand corner has the colour code to be used.trams, tramways, times, cable trams, railways, tramways, melbourne, maps

Set of two drawings used by Mr McComb in his work to identify the various tramways, cable tram closure dates and authorisation's for the consolidation and revision of the 1958 MMTB Act. Based on MMTB Drawing P11819, titled "MMTB Tramway System", signed by Mr. Eakins in March 1952. .1 - sub-titled - "MMTB Cable Tramway System" with hand written dates of closure alongside the various cable tram lines and references to Acts. .2 - sub-titled - "MMTB Electric Tramway System" with hand written notes and references to Acts or Orders in Council and dates. Has the various numbers alongside each line that was used in the 1958 Act Schedules.have a date stamp of "3 July 1950" on rear.trams, tramways, cable trams, maps, closure, authority, acts of parliament, order in council

Set pf personal papers concerning tramway / railway level crossings in Melbourne. Consist of .1 - letter to Ross dated 19/3/1984, carbon copy from Jack McLean, printed on computer paper perforated computer paper torn into strips - has hand written notes. Three separate sheets. Covers Market St Melbourne (Queensbridge) South Melbourne (City Road) St George Road - North Fitzroy Queens Parade Clifton Hill Epsom Road Showgrounds Glenferrie Road Hawthorn Glenferrie Road Malvern Burke Road Camberwell, Glenferrie Rd Kooyong, Burke Road Gardiner Glenhuntly Road Glenhuntly Glenhuntly Road Elsternwick, Whitehorse Road (Deepdene), Riversdale Road, Riversdale Lygon St North Carlton Nicholson St Footscray Nicholson St North Fitzroy, .2 - six pages - retype of above document on A4 computer printing paper - covers the same material. .3 - Hand drawing of the Melbourne rail system with crossing dates including bridges noted on it for cable and electric tramways. Has initials KK 12/54 in bottom right hand corner. drawn on lined double width foolscap paper.trams, tramways, level crossings, railway squares, tramway square, cable trams

Comb bound (white plastic) specification or tender document, approx. 70 pages, with glossy card covers, titled "Tender Schedule for All-Electric Trams" and "Contract 2500", published by the Melbourne and Metropolitan Tramways Board, closing Monday 2 October 1972. Details the conditions of tender, conditions of contract, notes, specification, gives background information about Melbourne, dimensions, performance, drivers and conductors, trucks, wheels, brakes, electrical equipment, control panels and drawings. The drawings give a map of the system, typical city route, Glenferrie Road route (grade diagram), concrete track construction, min. radius curves, loading gauge, all-electric tram and mounting details for the trolley base, schedule of prices, tender form, form of contract, schedule of information to be provided by the tenderer. On the inside of the cover is a memo from D. Snell, Deputy Chairman to the Testing Engineer, dated 11/7/1972 about the tender being issued, but requesting least publicity and all enquiries to Mr. Snell. Part of the work to tender for the construction of Z class trams. Document scanned to pdf file word searchable. See Item 4388 for the Z3 document and 1583 for an August 1966 version and Reg item 4667 for a draft June 1965 version. 2nd copy added 7/8/2020 from Keith Kings papers.In in pencil in the top right hand corner of cover "1975" crossed out and "1972" written in. On first sheet in pencil, "Howard Smith" and "Laboratory 10 Feb 1975" stamped on.trams, tramways, specification, tenders, z class, mmtb, melbourne

Manila folder with reports on the development of Met Ticket between 1990 and 1995. .1 - "Met Ticketing Taskforce – final Report" - May 1991 - A4 - 20 pages + card cover with letter dated 23 August 1991, providing the report along with 3 page press statement from the Transport Minister Peter Spyker. .2 - Pamphlet – The Met – Fact Sheet – “Automated Ticketing” - four page A4 printed document providing facts about the forthcoming Metcard system - c1994, .3 - Letter from John Prideaux AMWU Rep 16/3/1991 - To John Andrews Met Ticket steering committee - A4 photocopy - regarding the submission to the Met Ticketing Task Force. .4 - 60 page double side document printed on grey paper - Submission to Met Ticketing Task Force 26/10/1990 - Report on the Met Ticketing Union Working Party. Could be missing some sheets. .5 - Memo – John Andrews Trades Hall Liaison Office – to Secretaries – Public Transport Unions with a draft submission (20 pages) dated 12/2/1991. .6 - Met Ticketing Taskforce - Options for a new ticketing system for public transport in Melbourne Dec. 1990 – full detail - 45 pages. .7 - ditto - A summary - 11 pages - Dec. 1990. .8 - Met Ticketing Taskforce - Principles and Introduction to Ticketing Systems – Sept. 1990 - September 1990 - 10 pages. .9 - Letter from Trades Hall – 1/8/1990 - photocopy from John Andrews - Met Ticketing Review = Union Co-ordinating Committee - cc John Prideaux - has John's notes on rear, about the process and who was involved. .10 - Submission to Met Ticketing Task Force 26/10/1990 - Report of the Met Ticketing Union Working Party - combined public transport unions - 26/10/1990 - 60 pages - has notes on rear sheet. .11 - Report of the Met Ticketing Union Working Party - 8 pages. .12 - Working Paper No. 15 prepared for Met Ticketing Taskforce - Met ticketing costings - 24/10/1990 - 4 pages. .13 - Notes on Ticket system discussions - hand written notes, including a diagram of a ticket. .14 - Fax from Martin Gray to Union working party members - meeting times - lists members of the committee. .15 - Pamphlet – The Met – Fact Sheet – “Automated Ticketing” - single page A4 printed document providing facts about the equipment to be fitted to trams - has a drawing showing the equipment location on a tram.Folder with title in black felt pen.trams, tramways, the met, ptc, metcard, tickets, unions

Comb bound (white plastic) specification or tender document, approx. 70 pages, with glossy card covers, titled "Tender Schedule for All-Electric Trams", published by the Melbourne and Metropolitan Tramways Board, closing 12 September 1966. Details the conditions of tender, conditions of contract, notes, specification, gives background information about Melbourne, dimensions, performance, drivers and conductors, trucks, wheels, brakes, electrical equipment, control panels and drawings. The drawings give a map of the system, typical city route, Glenferrie Road route (grade diagram), concrete track construction, min. radius curves, loading gauge, all-electric tram and mounting details for the trolley base, schedule of prices, tender form, form of contract, schedule of information to be provided by the tenderer. Second copy from same donor added 9-3-2017 See Reg Item 2266 for the 1972 version and 4667 for a draft version - dated June 1965. See Item 4388 for the Z3 document. See Reg Item 4049 for associated newspaper cuttings.In red felt pen on top right hand corner "(1966)". Has stamp "Discarded from PTC Library 22 Oct. 1989" on front cover. 2nd copy has "1966" in ink in top right hand corner.trams, tramways, specification, tenders, z class, mmtb, melbourne

Black plastic folder with black plastic comb binder containing plasticized drawings for the Z1 and Z2 class tram circuits (45 pages), Z3 tramcars (47 sheets), notes on the CCU Test cards and performance and a list of controller wiring diagrams, for all tramcars and some of the associated drawings. Prepared by the Met Tram Servicing branch. Not dated.trams, tramways, z class, instructions, controllers, electrical engineering, electrical equipment, electrical systems, z3 class

Drawing - No. A3549 - titled "Esplanade loop St Kilda - Alteration to Barrier Gates and Additional Posts", shows buildings on the site, Candy corner, Kiosk, tram tracks, proposed fencing and gates, signed by Chief Engineer D Eakins on 30/4/1956. Has a hand date stamp of 7 Apr 1956 on rear noting the date printed.trams, tramways, st kilda, candy corner, turning loops

Letter, Set of two letters, carbon copy, typed by Mr Lewis Russell to Mr. R. A. Spencer while on tour with Mr Bell in 1938. See Reg Item 934 for the report. The two letters give the nitty gritty of the going-on's at the time in the MMTB. .1 - three quarto sheets, stapled in the top left hand corner, dated Monday 2 May, outlining activities at home. The main point is a O'Meara - Eakins appeal which involved extensive legal advice about titles, positions etc. Mr O'Meara title noted as chief draftsman. Notes names of various legal figures such as Mr. Herring KC. Also notes Cr. Gray, Cr. Gorman, Mr. Bell (Jnr?), Mr Cass. Appears that Mr. McGlashan "has been dipping his beak into the flowing bowl" and had been dismissed. Appears he was collecting the fees from the Wattle Park Golf course. Letter continuation of 4 May - appeals still going on, the death of Mr Monsbourgh and dismissal of Mr. Ellis and a 3rd sheet dated 9th May. Reports on drawing up a lease for a Mr. Better, snow and some personal family matters? .2 - letter dated 3/8/1938 Has notes re Mr O'Connor and the benefit society, retiring gratuity, costs, Mr Guice, Mr Richardson. A presentation to the City of Caulfield - Cr Packer and Colonel Cohen, bad press for the MMTB on tram services in the area, Balaclava Road in particular and a report football match between Richmond and Collingwood.Has initials in pencil on base of 2nd pagetrams, tramways, mmtb, letters, publicity, city of caulfield, appeals, personnel, benefit society, gratuity scheme

Poster, paper mounted or glued to cardboard sheet for use in tramcars - titled "M&MTB - Omnibus Services - Sections & Fares"" giving details of fares for each section, location of sections for all routes. Notes prepayment of fares, children fares, passengers luggage including baby carriages, golf buggies and shopping pushers. Dated August 1975. Printed by Standard Commercial Printers, Cheltenham. Two copies held. Both copies have colour pencil drawings on the rear - one of a Polar bear and the other of a Martini Porsche racing car.trams, tramways, fares, mmtb, posters, routes, buses

Specification or Tender Document - titled "Design, Manufacture and delivery of 100 only all-electric trams", and "Background Information and Preliminary Specification", dated June 1965. Bound into a brown foolscap card cover. Details the conditions of tender, conditions of contract, notes, specification, gives background information about Melbourne, dimensions, performance, drivers and conductors, trucks, wheels, brakes, electrical equipment, control panels and drawings. The drawings give a map of the system, typical city route, Glenferrie Road route (grade diagram), concrete track construction, min. radius curves, loading gauge, all-electric tram and mounting details for the trolley base, schedule of prices, tender form, form of contract, schedule of information to be provided by the tenderer. Comprises: 1 - Conditions of Tendering - 1 page 2 - Conditions of Contract - 4 pages 3 - Contents - 3 pages 4 - Notes for prospective tenderers - dated June 1965 5 - General nature of contract - 21 pages 6 - Appendix A - climate data - two sheets 7 - List of 14 appended drawings 8 - O.6887A - cross section of trolley wire 9 - P.13855 - Glenferrie Road, Longitudinal Section 10 - P.13856 - Wattle Park Route 11 - P.13857 - East Preston Route 12 - P13858 - Concrete track construction 13 - P13859 - Open track construction 14 - P.13860 - Paved ballast track construction 15 - P.13887 - Tram Route - locations of substations and section switches 16 - P.13888 - Minimum radius service curves to give minimum clearance between tramcars 17 - P.13889 - Grooved Rail - 102 pounds per yard and tire profile 18 - R10-301 - Loading gauge, proposed electric tramcars 19 - R9706K - Rolling stock data, tramcars 20 - R10306 - Collins Points Shifter - Wiring diagram. 21 - Schedule of data to be supplied by the tenderer 22 - notes on Automatic Points shifters - 2 sheets 23 - Tender prices and delivery periods - 2 sheets. See Reg Item 2266 for the 1972 version and 1583 for the August 1966 version. See Reg Item 4049 for associated newspaper cuttings. See file htd4667i1.pdf for scans of the drawings.In ink in top right hand corner - "Lees"trams, tramways, specification, tenders, z class, mmtb, melbourne

Tender document - single foolscap sheet - "Contract No. 92 Purchase and removal of WB Cottage Royal Park - Tender form". closing 7/4/1920. Notes cottage as four room, recently vacated by the Caretaker. No drawings provided. 2 copies held. .1 - single foolscap sheet for the purchase and removal of No. 41 Abbotsford St North Melbourne. Dated 1917.Handwritten notation in top right hand corner - "Board File"trams, tramways, tenders, contracts, mmtb, royal park, horse trams, zoo tram, north melbourne, abbotsford st

Digital image of a newspaper cutting from a Melbourne paper, dated 21/10/1963, titled late 1960's or 1970. Notes the placement of an emergency rope, with a drawing of how it works, following the Union ban after the death of a driver in a fall from the roof. Has a sketch of tram 720 showing the rope arrangement, a man using the rope to position the trolley pole and the broken rope. Quote Clarrie O'Shea about the ban. See Reg Items 4361 for the Chairman Robert Risson on the roof of a tram and 4353 for a photograph of an actual event.trams, tramways, safety, trolley poles, emergency, accidents, drivers, tram 720

Twenty four page (24) printed black and white magazine, titled "Headlights, July - August 1970" with a photo of Melbourne 944 on the front cover. Contains an article on the Melbourne Transport Plan for 1985 and "The Tramways of Melbourne" written by John and Andrew Ward. Contains maps, photographs, tramcar roster, drawing of the Melbourne W2, details of the W7's, the St. Kilda Junction project. Also notes other Australian operations including Ballarat and Bendigo. The centre page has an additional duplicated orange page glued into the top of the sheet, from the Tramway Museum Society of Victoria, with a statement concerning the accuracy of the article. Also notes that one of the authors advised that the item had been largely re-written. Published July 1971 by the Electric Railroaders Association of New York.trams, tramways, melbourne, mmtb, planning, tmsv

Exercise book with personal notes on tramcar maintenance, operations, recovery etc of C. Willoughby in a Spicers Tudor Exercise book - 64 pages with arithmetical tables on the rear cover. Topics covered: Rail Grinder - details on how to operate and maintain it North Fitzroy Dick Kerr, Clyde, K35 and RC2 Controller sequences and diagrams - notes on testing and faults Buzzer wiring diagrams Maintenance of trams interiors and rooves - items to be checked for Line Breakers Lighting Circuits Compressors Trolley poles etc Air operated doors Re-railing of Maximum Traction trams - 22E ditto for equal wheel bogies ditto when split points Use of false trucks Derailments on the Royal Park line Electrical equipment faults Adjusting Trolley Poles heights and tension Notes on truck types and braking Brake diagram summary, giving specifications and a list of relevant drawings Forms for the insulation testing of the Rail Grinders Checking motor leads and electrical equipment - written on the rear of a St Patrick's Day Procession notice for 1962. Advice from Neil Elfick, 23/6/2018 knew him when the Running Shed Foreman at Kew Depot.trams, tramways, tramcars, faults, controllers, 22e trucks, derailments, accidents, royal park, grinder, notices and information, st patricks day

Drawing - hand coloured titled "Footscray and Maribyrnong Tramway Construction - Act 1953 - Showing the type of track for the electric tramway jointing the Footscray and Maribyrnong Tramways", dated 13/11/53. Details the streets, land types, road crossings, track types and has a reference to the Order in Council for the tramway construction.Has a ink note along the bottom edge "13/11/53 Sample copy"trams, tramways, footscray, maribyrnong, new tramway, order in council, acts of parliament

Set of two foolscap prints of drawings showing details for the stopping marks for Melbourne trams - when street lights were not that good. Both drawings date stamped 8/7/1966 giving date Bob obtained them from the MMTB. .1 - Drawing O2706 - "Track Lights - stop Mark Light Indicators", dated 1925, shows a round light to be placed in front of a street light. .2 - - Drawing No. E9641 "Stopping Place Indicator to fit SEC 17" Reflector" - shows a rectangular light to be placed in front of a standard SEC street light with a bulb. Notes Red for compulsory stops and yellow for provisional or hail stops. Original drawing 1943, Rev C 1958.trams, tramways, tram stops, street furniture, electrical equipment, drivers

Set of 6 reports, photocopied onto heat sensitive paper from various magazines. Documents match the image numbers. .1 - .2 pages - Electrical Engineer - 15/8/1928 - "Rail Grinding Machine for Melbourne Tramways" - Grinders .2 - 5 pages - Electrical Engineer - 15/6/`1927 - "Workshop of the Melbourne Tramways Board" - includes a layout drawing - See Reg Item 3675 for a reprint of this document. .3 - 1 sheet - Electrical Engineer - 15/9/1927 - "Worm Driver for Electric Tramcars - new type of truck constructed by Melbourne Tramways Board" - fitted to X1 class cars. Has a sketch of the truck. .4 - 8 pages - The Electrical Engineer and Merchandiser - 15/11/1933 - "A Supervisory Control system for Traction Substation - Equipment designed for the MMTB" - written by C. L. Steele. .5 - 8 pages - "Institute of Engineers Australia" - Dec. 1943 - "Prolonging the life of the tramway rail" - by A. H. Blanch. Note some pages have handwritten additions where the copying is out of line. .6 - 1 page - The Electrical Engineer and Merchandiser - 16-10-1950 - "Noiseless bogie for Tramcars" - PCC bogies. - St Louis Car C B-3 Bogie.trams, tramways, mmtb, rail grinding, rail wear, track materials, grinding, preston workshops, worm drive, x1 class, substation, electrical engineering, electrical equipment, tramway per way, bogies, pcc class