Annex 2 - Oxfordshire Rail Corridor Study
GRIP 1 order of magnitude cost ranges:
Wolvercot North Jn to Appleford
Intervention |
Description |
Cost Range (£m) |
||
Intervention 0 |
Wolvercot North Junction capacity increase |
36.6 |
48.6 |
|
Intervention 1-5 |
Conversion of an Oxford station bay platform into a through platform and 4-tracking Oxford to north of Radley |
508.2 |
675.3 |
|
Intervention 6 |
Independent Line from Oxford North Junction towards Oxford station |
106.9 |
142.1 |
|
Intervention 7 |
Shorter Cut-Off connection from Oxford North Junction towards Oxford |
22.2 |
29.5 |
|
Intervention 8 |
Optional cross over on the Bletchley lines (discounted as unfeasible) |
|||
Total |
|
673.9 |
895.5 |
|
Didcot to Highworth Junction
Intervention |
Description |
Cost Range (£m) |
||
Intervention 9 |
Central loop line at Didcot North Junction |
67.3 |
89.4 |
|
Intervention 10 |
New station at Grove* |
107 |
134 |
|
Intervention 11 |
4-tracking eastwards from Wantage Road |
229.8 |
304.3 |
|
Intervention 12 |
New crossovers at Wantage Road |
|||
Intervention 13 |
Recovery of maintenance crossovers (removed from scope as required for maintenance and during disruption) |
|||
Intervention 14-16 and 18 |
Didcot area capacity enhancements, including Didcot Parkway platform 6 |
139.3 |
185.1 |
|
Intervention 15 |
Didcot Parkway platform 6 (individual cost) |
42.2 |
55.9 |
|
Intervention 17 |
Grade separation at Didcot East |
988.3 |
1313.2 |
|
Total |
|
1573.9 |
2081.9 |
|
*based on provision of category E station including buildings, interchange, parking and associated facilities. The cost range for a basic platform only station with footbridge is £19m-£25m
Total Cost of all Interventions – £2,247.8m to £2,977.4m