Transport and Logistics
Freight is the subject this desk is furthest from being able to write about, and the reason is not that the documents are hard to find. It is that everything already retrieved is the wrong shape. A movement has an origin, a destination, a mode and a mass, and the records behind the rest of the site have none of those four things in them.
An annual dollar total is not a flow
The mineral ledger records, for a jurisdiction and a year, how much money a quantity of material was worth when it left the operations that produced it. That single sentence contains every reason the ledger cannot be turned into a freight account. It is annual, so it says nothing about a season, a shutdown or a peak. It is a point value attached to a jurisdiction, not a movement between two places, so it has no direction. And it is denominated in money, so two loads of identical mass separated by a price move appear in it as different quantities.
A reader who wants the mass instead runs into a second wall. The same federal table does collect quantities alongside values, and for several of the cells that would matter most the quantity is withheld under the same confidentiality rules that withhold the money. The Saskatchewan page works through one of those cases, where the usual fallback of quoting mass in place of value is closed off because both variables are suppressed at once. Where the desk does hold a mass it is a legal capacity threshold rather than an observation, and the permitting page is careful to say so.
What a page in this section would have to be
Four things, and none of them is negotiable. A named link, meaning a specified route or terminal rather than a region. A mass or a container count over a stated period, from a body that measures it rather than from a party with an interest in the number. A published capacity for that link, since throughput without capacity cannot distinguish a busy corridor from a full one. And a date, because the assets involved are built over decades and reported on quarterly.
Not one of the four is in this desk's cache today. Nothing here names a carrier, a terminal or a rail line, which follows from a rule that runs across the whole site rather than from anything peculiar to freight: the mining section names no company either.
The case that makes the question concrete
One mineral in the reference layer poses the freight question by itself. Potash is produced in commercial quantity in exactly one province on the published record, that province touches no ocean, and the material moves in bulk. A question about that industry is therefore, in part, a question about steel rails and berth slots, and this desk has nothing to say about either.
What it can do instead of answering is decline to fill the space with routes and volumes assembled from memory, which is why this publication would rather run a section that is visibly unfinished than one that is quietly invented.
Where the section starts when it starts
The first page written here will almost certainly be about bulk mineral movement out of the prairies, because that is where the existing reference layer already leans. It will name the terminal, the measuring body and the period in its first paragraph, and it will state a corridor capacity only where a document gives one. Anything that cannot meet those conditions stays out, and the page says which condition it failed.