WORK IN PROGRESS December 2011 Consolidated Technical Report Draft December 2011 Consolidated Technical Report Draft This report has been prepared by Femern A/S on the basis of conceptual designs from Rambøll, Arup & TEC and COWI A/S & Obermeyer. Prepared: CIV, NEM Checked: KSA, JGI, ABJ Approved: SLY, HCH Page 2/164 Femern A/S Vester Søgade 10 Tel +45 33 41 63 00 www.femern.com DK-1601 Copenhagen V Fax +45 33 41 63 01 CVR 28 98 65 64 Table of contents 1. THE IMMERSED TUNNEL .......................................................................... 10 Major features ................................................................................................................10 Alignment .......................................................................................................................12 Description of Permanent Works ..................................................................................12 Tunnel elements ........................................................................................................................... 12 Tunnel trench ............................................................................................................................... 14 Technical installations in the tunnel ............................................................................................. 16 Reclamation areas ....................................................................................................................... 19 Fehmarn portal building and ramp area ....................................................................................... 23 Works on land, Fehmarn .............................................................................................................. 28 Drainage systems on Fehmarn .................................................................................................... 30 Portal building and ramp area on Lolland .................................................................................... 30 Works on land, Lolland ................................................................................................................. 36 Drainage system on Lolland ......................................................................................................... 38 Operation and Maintenance ..........................................................................................39 Lolland portal building .................................................................................................................. 39 Fehmarn portal building ............................................................................................................... 39 Lolland toll station ......................................................................................................................... 39 Customs areas on both Fehmarn and Lolland ............................................................................. 40 Construction works .......................................................................................................40 Resource requirements ................................................................................................................ 40 Construction of temporary work harbours .................................................................................... 41 Immersed tunnel construction ...................................................................................................... 46 Construction of portal buildings and ramps .................................................................................. 53 Construction workforce................................................................................................................. 57 Construction schedule .................................................................................................................. 58 Decommissioning and removal ....................................................................................58 The environmental impact .............................................................................................59 2. THE CABLE STAYED BRIDGE .................................................................. 63 Major features ................................................................................................................63 Page 3/164 WORK IN PROGRESS Consolidated Technical Report Alignment .......................................................................................................................64 Description of permanent works ..................................................................................68 Main bridge ................................................................................................................................... 68 Approach bridges ......................................................................................................................... 77 Foundations .................................................................................................................................. 79 Technical installations .................................................................................................................. 82 Land works – Fehmarn................................................................................................................. 89 Land works – Lolland ................................................................................................................... 93 Operation and maintenance facilities ........................................................................................... 94 Construction works .......................................................................................................96 Resource requirements ................................................................................................................ 96 Production sites and temporary work harbour ............................................................................. 96 Production and load out of caissons and pier shafts ................................................................... 99 Support for the construction of the land works on Lolland ......................................................... 102 Summary of the main quantities for temporary structures ......................................................... 102 Production site at Odense/Lindø ................................................................................................ 102 Production and load out of approach bridge girders .................................................................. 105 Production of the pylon caissons for the main bridge ................................................................ 107 Production of superstructure for the main bridge ....................................................................... 109 Marine works for the bridge ........................................................................................................ 112 Construction of the main bridge substructure ............................................................................ 113 Construction of main bridge superstructure ............................................................................... 116 Construction of approach bridge substructure ........................................................................... 117 Construction of approach bridge superstructure ........................................................................ 120 Construction of land works ......................................................................................................... 121 Construction workforce............................................................................................................... 123 Construction schedule ................................................................................................................ 124 Decommissioning and removal .................................................................................. 124 The environmental footprint ....................................................................................... 125 3. THE SUSPENSION BRIDGE .................................................................... 129 Major features .............................................................................................................. 129 The main bridge ......................................................................................................................... 130 Construction Works ..................................................................................................... 135 Construction of main bridge substructure .................................................................................. 135 Page 4/164 Consolidated Technical Report WORK IN PROGRESS Approach bridges ....................................................................................................................... 140 Construction of main bridge superstructure ............................................................................... 140 Construction workforce............................................................................................................... 141 Construction schedule ................................................................................................................ 141 Decommissioning and removal .................................................................................. 142 The environmental footprint ......................................................................................