to be used for transporting railway ballast from a nearby quarry. it also ran as a heritage railway but now, it has been upgraded. it’s also ran as a heritage railway but now, it has been upgraded. it's not as easy as — now, it has been upgraded. it's not as easy as you _ now, it has been upgraded. it's not as easy as you think. _ now, it has been upgraded. it's not as easy as you think. it _ now, it has been upgraded. it's not as easy as you think. it has - now, it has been upgraded. it's not as easy as you think. it has not - as easy as you think. it has not beenin as easy as you think. it has not been in good condition but there is a huge amount of work that we have done kind of ii a huge amount of work that we have done kind of 11 miles of track installation in the last four weeks, and it's actually been one of the fastest truck installations in network rail history. this fastest truck installations in network rail history. this is the new track construction - network rail history. this is the | new track construction machine, network rail history. this is the . new track construction machine, an impressive piece of kit. about a quarter of a mile long and you can see what is happening. the grey bit other top runs but, grabs the sleepers, brings it to the front the train and then lays them in a perfectly straight line on the bed with the two metal trucks on top. it will run at a rate of about 400 metres per hour. and in the belly of the beast, it is ryan'sjob to keep the beast, it is ryan'sjob to keep the machine, well, on track. ma; the machine, well, on track. my osition the machine, well, on track. my position is _ the machine, well, on track. m position is to ensure the machine, well, on track. m1: position is to ensure that it is