Arup report now published, preferred options are B1 and B4.
https://www.gov.uk/government/uploa..._data/file/507869/160302_NPR_Report_HQ_v5.pdf
Man Pic recommended option 5.0-5.3km of tunnel, 580x22x20m underground station, cost including Contingency £1.2bn. (or £800m without contingency).
These are the possible interventions for NPR/HS3, Y/N whether they could be completed in time for phase 1 of 2022, costs, cost per minute saved.
1 M60 Crossing - Diggle Tunnel, Tunnel, N, 6, £1,766m, £294m, Bypass four intermediate stations with a faster, more direct route.
2 Stalybridge Station, Addition New Platform, Y, 0, £35m, 0, An additional east bound platform would enable fast services from Manchester to pass slower services at this point, to aid the timetabling of fast and slow trains together.
3 Stalybridge - Diggle Tunnel, Tunnel & Disused, N, 3.5, £1,355m, £387m, Bypass two intermediate stations with a faster, more direct route.
4 Uppermill, Turnback to Manchester, N, 0, £10m, 0, A turnback here to allow slow services from Manchester to return to Manchester at this point rather than continuing to
Huddersfield. This would aid the pathing of fast and intermediate trains by removing some slow services between Greenfield and Huddersfield.
5 Greenfield - Diggle, Tunnel 4 Track upgrades, Y - £62m - Provision of additional capacity on approach to Diggle Tunnel.
6 Diggle Tunnel, Re-opening of disused tunnel bore, Y, 0, £160m, 0, Additional capacity through the tunnel
7 Diggle Tunnel - Slaithwaite, 4 Track upgrades, Y, 0, £140m, 0, Provision of additional capacity
8 Diggle Tunnel - Booth Bank Tunnel, N, 1.5, £468m, £312m, Bypass to avoid alignment constraint at Marsden.
9 Slaithwaite - Huddersfield, 4 Track upgrades, Y, 0, £114m, 0, Provision of additional capacity
10 Slaithwaite - Ravensthorpe, Tunnel, N, 5, £2,410m, £482m, Bypass three intermediate stations with a faster, more direct route; avoids Mirfield Junction.
Journey time ignores stop at potential new Huddersfield station.
11 Huddersfield - Ravensthorpe, 4 Track upgrades, Y, 0, £308m, 0, Provision of additional capacity
12 Ravensthorpe Station, New Turnback to Leeds, N, 0, £10m, 0, A turnback here to allow slow services from Leeds to return to Leeds at this point rather than continuing to Huddersfield. This would aid the pathing of fast and intermediate trains by removing some slow services between Ravensthorpe and Huddersfield.
13 Huddersfield - Morley Tunnel, Tunnel, N, 3, £1,907m, £636m, Bypass five intermediate stations with a faster, more direct route; avoids Mirfield Junction.
14 Morley Tunnel - A653, Crossing Tunnel, N, 2.5, £1,018m, £407m, Bypass constrained Morley Tunnel and two intermediate stations with a faster, more direct route.
15 Huddersfield - M62 Crossing - A653 Crossing, Tunnel & Disused Track, N, 10, £2,034m, £203m, Bypass seven intermediate stations with a faster, more direct route. Utilisation of the removed track route between the M62 and A653. The viability of the reuse of this length has not been assessed.
16 Huddersfield - A653 Crossing, Tunnel, N, 10, £2,781m, £278m, Bypass seven intermediate stations with a faster, more direct route.
17 Leeds Station Approach, Disused Viaduct, Y, 0, £64m, 0, Utilisation of the disused rail viaduct at the Leeds station approach. This would bypass a significant portion of the existing track junction interaction on the approach to Leeds.