CN C44-9WL 2505 is looking good on the point of M311's train.

One of the better looking C44-9WLs on CN's locomotive roster attempts to climb towards Jasper with train M311 from Edmonton.

Z112's tailend remote flies past a struggling M311 at Mile 231 of CN's Edson Sub.

CN C44-9WL 2505 is having a hard time getting M311's train to budge and is seen here waiting for a shove from the train behind them.

Canadian National GE C44-9WL No. 2505 pops out of the 591-foot tunnel at mile 33.4 just west (south) of Robb, Alberta, on August 8, 2016.

Canadian National GE C44-9WL No. 2505 pushes a train of empty Ortner cars for rock loading at Cadomin, Alberta, on August 8, 2016.

A westbound (southbound) Canadian National rock train approaches milepost 18 just east of Wingo, Alberta, on August 8, 2016. The empty train will load just west of Cadomin, but lone GE C44-9WL No.... (more)

The M338 out of Waterloo today had a gasket come loose and caused an oil fire on the lead unit, CN 2505. The crew had to get the roundhouse come out and get the gasket back in so they could use t... (more)

M338 left Waterloo today way ahead of the 20:00 normal departure time. Then trouble struck on the 2505 and the delays began east of Jesup. One of the head block gaskets came loose and sprayed oil ... (more)

The Fulton-Paducah local arrives at the P&L yard in Paducah with interchange cars from the CN at Fulton. After they finish yarding their train the crew will turn the engine on the wye, grab their ... (more)

CN 422 creeps into Aldershot Yard limits with a solo 2505 on the point.

CN 2505+ CN 2417+ IC 1010 haul a massive 421 around the harbour and past the Stuart St Yard.

A pair of CN's first Dash 9 locomotives idle on Jasper's shop track. Later in the night the 2505 would be wyed and the two engines would be put together to power train M310 to Edmonton.

369 departs Oshawa bound for Mac Yard.