Belgium - you can see the Belgium Railways logo, a "B" enclosed in a circle,
(see http://en.wikipedia.org/wiki/NMBS/SNCB ) on a couple of the vehicles and
also on the loco near the end of the sequence.
I don't know of any source for this exact equipment, but similar, item
by item, are available for much of it. Mostly these come from Custom
Finishing as soft metal kits. A few other track "crabs" have been made
by other suppliers. Somebody had a Placer alignment/tamper machine.
What's missing are rail-train cars, and tie cars (both modified
flatcars), ballast cleaners, and rail grinders. The latter two are
almost entire trains in their own right.
Few things in railroading are more impressive than a large rail grinding
train at work ... especially at night. It looks something like a cross
between the 4th-of-July and a volcano. At night it's an unholy glow with
lots of sparks. By day it's mostly vast clouds of reddish dust.
Liliput do at least a Plasser & Theurer Track Tamping Machine in
HO; pop and look at http://tinyurl.com/36tqmhj - I can't find the
Kibri web site at the moment. I've seen a lot of these 'yellow
things' in German model shops, and not just by Kibri.
Bachman have re-packaged some HO models of track machines as OO, which
is cheating somewhat. I think they are the same models as the Liliput
N scale version is also available.
I have one and I'm in a process of shoe-horning a DCC decoder and
BTW, that is not a Kato model (as it is mentioned). There is nothing
"Kato" about that model. It is some other manufacturer making it for
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