Navacal - Scantling Calculator Demo Video

Discussion in 'Boat Design' started by Biscuit, Feb 5, 2026 at 4:19 PM.

  1. Biscuit
    Joined: Sep 2020
    Posts: 41
    Likes: 14, Points: 8
    Location: Scotland

    Biscuit Junior Member

    Hi All,

    Navacal.com has now been online for around two months, and I’ve made some fairly significant improvements, some i had planned to do already and other updates i've done were based on user feedback and testing of the program which has been very helpful and has improved the program greatly

    Some of the main changes are as follows

    Lloyd’s SSC has now been added to the scantling calculator. Navacal now supports ISO 12215, BV, and Lloyd’s SSC scantling calculations, and I plan to expand further to standards including ABS, DNV and others going forward.

    Fibreglass Composite calculations have been upgraded from the simplified ISO Method 1 to full ply-by-ply laminate analysis (ISO Method 2), including the equivalent BV and Lloyd’s calculations. As part of this, layer stacks have been added, allowing each laminate layer to be defined independently, either by fibre mass (g/m²) or finished layer thickness.

    New calculators have been added, including Thruster, Window and Anchor calculations, using ISO, BV, Lloyd’s. Each calculator allows the standard to be selected via a dropdown if more than one standard available for that particular calculation.

    Plus a range of general improvements across the program inclduing UI updates, copy project feature and more.

    I’ve added a new video below which is a demonstration of the scantling calculator using all 3 standards in aluminum and fibreglass.

    Please take a look at the website and feel free to sign up for a free trial.

    And if you’d like more information or want to discuss anything directly, my email is on the Navacal homepage.

     
    bajansailor likes this.
  2. TANSL
    Joined: Sep 2011
    Posts: 7,983
    Likes: 955, Points: 123, Legacy Rep: 300
    Location: Spain

    TANSL Senior Member

    Tremendous work, and from what I've seen, very comprehensive.
    These tools greatly help optimize structures, making ships safer and more efficient.
    Congratulations and best of luck with it.
     
    Biscuit likes this.
  3. Biscuit
    Joined: Sep 2020
    Posts: 41
    Likes: 14, Points: 8
    Location: Scotland

    Biscuit Junior Member

    Thank you for the comments, been a lot of work but pleased with how its working now, its already working very well and im updating it regularly with additional features and improvements.
     
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