The Algonquin Subdivision from Madawaska to Scotia has as its origin the Ottawa, Arnprior & Parry Sound Railway (OA&PSR), which opened to Cache Lake (later Algonquin Park) in May 1895 and to Scotia on December 1, 1896.
The Algonquin Subdivision from Scotia to Falding has as its origin the Parry Sound Colonization Railway, which constructed a line from the Grand Trunk Railway's Toronto/Callander line towards Parry Sound during 1891 and 1894.
The final portion of the Algonquin Subdivision, which connected the former CAR to the CNoR at Falding, was constructed by the Canadian National Railway ca. TBD to eliminate the parallel track between Falding and South Parry.
Special Instruction No. 19 applicable.
Trains may leave Falding without obtaining terminal clearance.
Trains must obtain terminal clearance at Scotia unless otherwise instructed.
Algonquin Park—*Coal only.
Algonquin Subdivision main track ends 786 feet East of Algonquin Park station.
Brakes must not be applied closely approaching or upon bridge Mileage 55.1 unless an emergency, and when trains are double-headed, engines must be cut before passing over this bridge.
Scotia—Trains must not use any portion of Huntsville Subdivision main track until it has been ascertained whether all Huntsville Subdivision trains due, which are superior or of the same class, have arrived or left.
Falding—Normal position of junction switch located on Falding Siding is for through siding movements.
Yard limit signs Algonquin Park 3852 feet West of Station Scotia 5884 feet East of Junction Switch. 3588 feet West of Junction Switch Falding 2059 feet East of Junction Switch.
Speed restrictions Miles per hour All trains 25
Permanent slow orders Mileage Miles per hour All trains 55.1 Bridge 5
Engine and car restrictions Heaviest auxiliary crane permitted 120 ton. Heaviest engine permitted to operate 1300 Class and 40% Consols of 2662 type, other than that Mikado, Mountain and Northern type engines may be operated within yard limits Scotia at a speed not exceeding 10 miles per hour.
Regular stop Mileage For Trains Ahola track No. 1 52.5 263-264 for handlng of Royal Mail.
| Date | Event | |
|---|---|---|
| 1885-03-30 | PSCR incorporated[Stevens-1962, p. 367]. | |
| 1888-05 | P&PSR incorporated to build from Renfrew to GTR's Toronto/Callander line[Stevens-1962, p. 366]. | |
| 1891 | Booth assumes control of PSCR[MacKay-1984, pp. 15 & 17]. | |
| 1891-07-31 | OA&PSR incorporated VIC Chap. 93 54-55 and amalgamates with O&ARR and O&PSR[MacKay-1984, p. 12]. | |
| 1891/1894 | PSCR builds from GTR's Toronto/North-Bay line (Scotia) towards Parry Sound[Stevens-1962, p. 367]. | |
| 1892-10-14 | Booth buys PSCR[TBD]. | |
| 1895-05 | OA&PSR opens from Madawaska Junction to Cache Lake[Stevens-1962, p. 366]. | |
| 1896-10-05 | PSCR absorbed by OA&PSR[Stevens-1962, p. 367; MacKay-1984, p. 17]. | |
| 1896-12-01 | OA&PSR complete from Cache Lake to Rose Point[Stevens-1962, p. 366]. | |
| 1897-01-07 | OA&PSR operates to Rose Point[MacKay-1984, p. 17]. | |
| 1899-08-11 | CAR takes control of OA&PSR[MacKay-1984, pp. 15 & 17]. | |
| 1905-09-29 | GTR purchases CAR, its subsidiaries, leased lines and various properties[Stevens-1962, p. 371]. | |
| 1905-10-01 | CAR becomes the Ottawa Division of the GTR[The Globe (Toronto), Monday, October 2, 1905, p. 12]. | |
| 1914-09-02 | Deed of amalgamation of CAR, its subsidiaries, leased lines and various properties with GTR[TBD]. | |
| 1914-05-27 | Parliament confirms GTR/CAR amalgamation[TBD]. | |
| 1914-07-29 | GTR/CAR amalgamation complete[TBD]. | |
| 1923-01-31 | GTR becomes part of CNR[Bowers-1983, p. 162; Cooper-2001, p. 394]. | |
| 1959-10-25/1963-10-27 | Appears in ETT as Huntsville Subdivision/Algonquin Spur 6.4 miles, M48.9, NS[CNR.CR.NOD.25/28;CNR.GLR.NOA.1/38]. | |
| TBD | Appears in ETT as Newmarket Subdivision/Algonquin Spur 6.4 miles, M161.1, NS[CNR.GLR.NOA.41/51]. |