DEFSTAN 02-850/1(2000) : 2000

TITLE PAGE
SCOPE
FOREWORD
Sponsorship
Conditions of Release
General
MOD Tender or Contract Process
Related Documents
Health and Safety
Warning
CONTENTS
SECTION 1 - PRELIMINARY REQUIREMENTS
            1.1 Docking Plans - The Contract
            1.2 Written Procedures
            1.3 Certification by the Contractor
            1.4 Contractor's Nominated Responsible
                 Representatives
            1.5 Dock Integrity
            1.6 Firefighting Arrangements and Services
            1.7 Stabilized Electrical Power
            1.8 Retention of Records
            1.9 Check that Vessel Fits
            1.10 Stability Requirement
            1.11 Longitudinal Distribution of Weight
            1.12 Dry Docking a Structurally Damaged Ship
            1.13 Dock Preparation
SECTION 2 - DOCK BLOCKS
            2.1 Minimum Recommended Height
            2.2 Maximum Permissible Height - Risk of Tripping
                 or Pillar Mode Failure
            2.3 Dock Block Materials
            2.4 Maximum Compressive Stresses
            2.5 Condition of Timber Stacks
            2.6 Composite Stacks
            2.7 Alignment of Dock Blocks
            2.8 Pits and Plinths
            2.9 Side Blocks
            2.10 Removal of Dock Blocks
SECTION 3 - DOCKING DOWN
            3.1 Tidal Docks
            3.2 Dry Docking Vessels with External Tile Fits
            3.3 Heel and Trim
            3.4 Turning Propellers
            3.5 Positioning of Vessel
            3.6 Sueing
            3.7 Temporary Steadying Shores for Docking
                 Conventional Submarines
            3.8 Breast Shores
            3.9 Bilge and Cut-Up Shores
            3.10 Putting more than one Vessel into Dry Dock
            3.11 Washing Down
            3.12 D495 Report - Fouling and Condition of Paintwork
            3.13 Responsibility for the Vessel
            3.14 Additional Requirements when Dry
                 Docking Submarines
SECTION 4 - UNDOCKING
            4.1 Pre-checks and Certification
            4.2 Undocking Vessels with Sonar Domes
            4.3 D495 Reports - On Completion of Docking
SECTION 5 - UNDOCKING O & P CLASS AND UPHOLDER CLASS SUBMARINES
            5.1 Guidance List of Conditions When Undocking
                Patrol/Conventional Submarines (where relevant)
SECTION 6 - NUCLEAR POWERED SUBMARINES
            6.1 General
            6.2 Dock Integrity
            6.3 Cradles
            6.4 Services
SECTION 7 - ROYAL FLEET AUXILIARIES
            7.1 General
SECTION 8 - SLIPS
            8.1 General
            8.2 Restraint against Tipping
            8.3 Keel Clearance
            8.4 Slipping
            8.5 Unslipping
SECTION 9 - SHIPLIFTS AND SYNCROLIFTS
            9.1 General
            9.2 Written Procedures
SECTION 10 - FLOATING DOCKS
             10.1 General
             10.2 Additional Requirements
SECTION 11 - LIFTING BY CRANE
             11.1 Agreement of MOD
             11.2 Verification of Structural Strength
             11.3 Lifting Gear
             11.4 Weight of Craft
             11.5 Support on Blocks
             11.6 Replacing in Water
SECTION 12 - CRAFT OF HARD CHINE CONSTRUCTION
             12.1 General
             12.2 Additional Requirements
ANNEX A - RELATED AND INFORMATION DOCUMENTS
          A.1 RELATED DOCUMENTS
          A.2 INFORMATION DOCUMENTS (Not for Contractor's Use)
ANNEX B - DEFINITIONS AND ABBREVIATIONS
ANNEX C - DOCKING CERTIFICATE
ANNEX D - UNDOCKING CERTIFICATE
ANNEX E - AMMUNITION CERTIFICATE
ALPHABETICAL INDEX

Contains requirements for dry docking, slipping, synchro lifting, or lifting by crane of HM Ships, HM Submarines, RFAs, RMAS, RNXS, Air Force, Army and all other MOD owned ships, craft and vessels.