Replacement buses are running between Stockport and Northwich all day on Sunday 5th February and buses are running Stockport-Chester all day on Sunday 12th February.
Also there are some bus replacements on Saturday evening, 11th February and the regular 6-weekly Monday to Thursday late evening buses on 13th to 16th February.
Further details below (from the Northern Rail website):
6:00AM Sun 5th February 2012 – 11:59PM Sun 5th February 2012
Manchester Piccadilly – Chester
Trains will only be able to run between Manchester Piccadilly and Stockport and between Northwich and Chester. Connecting buses will run between Stockport and Northwich.
We’re sorry but we can’t carry dogs or non-folding prams, pushchairs, bikes and wheelchairs on the replacement buses.
9:00PM Sat 11th February 2012 – 11:59PM Sat 11th February 2012
Chester – Manchester Piccadilly
The 2017 and 2117 Manchester Piccadilly to Chester trains will terminate at Mouldsworth. The 2217 Manchester Piccadilly to Chester train will terminate at Greenbank. The 2317 Manchester Piccadilly to Chester train will terminate at Altrincham.Connecting buses will run from Mouldsworth, Greenbank and Altrincham to Chester.
The 2133 and 2249 Chester to Manchester Piccadilly trains will start from Mouldsworth. Buses will leave Chester at 2115 and 2230 to connect with the trains at Mouldsworth.
We’re sorry but we can’t carry dogs or non-folding prams, pushchairs, bikes and wheelchairs on the replacement buses.
6:32AM Sun 12th February 2012 – 11:59PM Sun 12th February 2012
Manchester Piccadilly – Chester
Trains will only be able to run between Manchester Piccadilly and Stockport. Buses will run between Stockport and Chester all day.
We’re sorry but we can’t carry dogs or non-folding prams, pushchairs, bikes and wheelchairs on the replacement buses.
10:17PM Mon 13th February 2012 – 11:59PM Thu 16th February 2012
Chester – Manchester Piccadilly
The following trains will be replaced by buses:
2217 Manchester Piccadilly – Chester
2248 Chester – Manchester Piccadilly
2317 Manchester Piccadilly – Chester
Additional buses will also run:
2259 Knutsford – Chester
2329 Knutsford – Manchester Piccadilly
We’re sorry but we can’t carry dogs or non-folding prams, pushchairs, bikes and wheelchairs on the replacement buses.