It's a tough start to Monday morning as weekend works at Acton have overrun, a lorry rips the safety barriers off a level crossing as it runs the lights, and 'the flying banana' trails the rails for defects.
Staff spring into action when an unexploded WWII bomb is found near the line in Teignmouth, transport police question a man who jumped onto the track to retrieve something he dropped.
The Easter getaway brings huge numbers of passengers to the station and problems. 500 staff carry out a vast resignalling project. Moses keeps an eye out for fare dodgers.
When the 'Beast from the East' and winter storm Emma collide over the UK station managers have to decide whether to close the station entirely for the first time since WWII. Prince Harry and Meghan Markle board a train to Cardiff.
The Bank Holiday work schedule is disrupted by reports of a trespasser on the line forcing the cancellation of all trains out of Paddington. That allows engineers to renew parts of the ageing infrastructure.
The heatwave hits the network hard, with signalling equipment out at Didcot, rails in need of stretching in London and even the windscreen wipers are unable to clear all the insects hitting drivers' windows.
Huge delays occur after a man is hit by a train at Southall, more chaos ensues when power to the track is accidentally switched off. 100's of rail enthusiasts descend of Paddington to see the Flying Scotsman.
At the height of summer temperatures soar, warping iron tracks and delaying trains. Trespassers on the line, suspected drug-users and an electrocuted pigeon also cause problems.
A fire alarm leads to the station being evacuated. Safety checks reveal some of the secrets of the tunnels beneath the station. Soaring temperatures disrupt the Bank Holiday getaway.
Signal problems lead to congestion at rush hour. 24 hours later the same signal causes further problems leading to services being suspended. Engineers race to replace 60 feet of track in 4 hours.