About the Software 

IRHULL Rule Scantling Calculation Software assists users to verify the compliance of ship
designs against the rules and regulations set forth by Indian Register of Shipping.

IRHULL supports the design of multiple ship types and also multiple frames of a single ship.
The modeler assists the user with the modeling of transverse sections and makes handling
of large and complex data easier. The data input here is stored in a single file (with
extension of .IRClass) which enables retrieval of the data for future use.

Key Features

  • Intuitive modeler
  • Support for multiple ship types
  • Panel approach to scantling checks
  • Check for Longitudinal Strength
  • Fast scantling calculations
  • Buckling computation
  • Calculations for transverse elements
  • Comprehensive reporting module
  • Efficient data handling



Minimum System Requirements

Following are the minimum system requirements for smooth operation of the software


 Minimum Requirement


  2.5 Ghz



  Operating System

  Windows XP or higher

  HDD Space


  Adobe Acrobat Reader

  V 9.0


IRHULL Setup and Installation
Following are the steps to install the latest version of IRS Rule Software:

  • Uninstall the previous version of the software, if already installed on your PC
  • Copy new installation file to any location in your PC
  • Install the .exe setup on local machine
  • After installation run CRRedist2008_x86.msi file immediately

We have added following new features in v8.0.0:

  1. IRHULL is updated till the latest rule version of July 2019 RCN 2 for Main rules, IWL Rules and HSCLC(FRP).
  2. New Rule Engine for FRP Module of HSCLC Rules has been incorporated.
  3. A new node “Analyze All” has been added which will perform all the analyses in one click.
  4. Superstructure, Bulwark, Guard Rail and Equipment Number Tools have been incorporated.
  5. Default report title will appear as the name of the .pdf to be saved.
  6. Minor Bug Fixes.