List from Talk page of Wikipedia List of Tunnels in UK
Road tunnels[]
Tunnel Hindhead Length 1830m Road A3
- Mersey Queensway 3237 m
- Thames 2930 m
- Mersey Kingsway 2483 m
- Limehouse Link 1800 m
- Rotherhithe 1705 m
- Tyne 1645 m A19
- Dartford 1436 m A282
- Hatfield 1400 m A1
- Blackwall 1362 m A102
- Worthing-Lancing 1200 m A27
- Conway 1089 m A55
- Meir 1000 m A50
- Pen-y-Clip 930 m A55
- Cargo 885 m
- Ramsgate 800 m
- Clyde 760 m A739
- Medwey 725 m
- Bluetown 715 m
- Holmesdale 650 m M25
- Penmaenbach 642 m A55
- Heathrow airport 628 m
- Epping 600 m M25
- Queensway 548 m A38
- Central Library 500 m
- Bell Common 450 m M25
- St.Helier 420 m
- Cuilfail 420 m A26
- Manchester airport 400 m A538
- Southwick Hill 390 m
- Saltash 370 m A38
- Westgate 367 m A58
- Roundhill 365 m
- Strand underpass 365 m
- Crindau 362 m M4
- Chestfield 320 m
- Park Lane 314 m
- Woodpecker 298 m A58
- Meir 280 m A50
- Fort Regent 253 m
- Hanger Lane 241 m A40
- Victoria avenue 237 m A658
- Lancaster Circus 197 m A34
- St. Chads Circus 192 m A38
- Gibraltar Hill 185 m A40
- Matthew Murray 160 m
- Well Hall 156 m A2
- Bluewater Quarry 75 m
- East India Dock