General Cargo Ships: Guidelines for Surveys Assessment and Repair of Hull Structure

General Cargo Ships Guidelines for Surveys Assessment and Repair of Hull Structure

General cargo ship guidelines for the carriage of diverse forms of dry cargo, including a review of preparation for survey.

This book provides guidelines for general cargo ships designed with one or more decks for the carriage of diverse forms of dry cargo. It includes a review of survey preparation guidelines that covers safety aspects related to the performance of the survey, the necessary access facilities and the preparation to be undertaken before the surveys can be carried out.

An important feature of this manual is a section illustrating examples of structural deterioration and the damages related to each structural area, providing details of what to look for, possible cause and the recommended repair methods considered to be appropriate.

1 Introduction

2. Class Survey Requirements
2.1 Periodical Classification Surveys
2.1.1 General
2.1.2 Special Survey
2.1.3 Annual Survey
2.1.4 Intermediate Survey
2.1.5 Drydock Survey
2.2 Damage and Repair Surveys

3. Technical Background or Surveys
3.1 General
3.2 Definitions
3.3 Structural Damages and Deterioration
3.3.1 General
3.3.2 Material Wastage
3.3.3 Fractures
3.3.4 Deformations
3.4 Structural Detail Failures and Repairs
3.5 IACS Early Warning Scheme (EWS) for Reporting of Significant Damage

4. Survey Planning, Preparation and Execution
4.1 General
4.2 Conditions for Survey
4.3 Access Arrangement and Safety
4.4 Equipment and Tools
4.4.1 Personnel Protective Equipment
4.4.2 Personnel Survey Equipment
4.4.3 Thickness Measurement and Fracture Detection
4.5 Survey at sea or Anchorage
4.6 Documentation on Board

5. Structural Detail Failures and Repairs
5.1 General
5.2 Catalogue of Structural Detail Failures and Repairs

Part 1. Cargo Hold Region
Area 1 – Upper Deck Structure
Area 2 – Side Structure
Area 3 – Transverse Bulkhead Structure
Area 4 – Tween Deck Structure
Area 5 - Double Bottom Structure

Part 2 Fore and Aft End Regions
Area 1 – Fore End Structure
Area 2 – Aft End Structure
Area 3 – Stern Frame, Rudder arrangement and Propeller Shaft Support

Part 3 Machinery and Accommodation Spaces
Area 1 – Engine Room Structure
Area 2 – Accommodation Structure