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10 Simple Terms to Understand Ship Construction Better

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ship-construction-terms A seafarer may not be involved in the ship construction so much. But that does not mean that they need not know anything about it. For example if you see a crack in ballast tank, you should be able to tell exactly where the crack is. It is only possible if you can identify the structures inside the ballast tank. Same applies to the other parts of the ship too. We read about ship construction during our competency exams. Only problem is ship construction topics starts from the medium level and not from the basic level. For example if we need to draw the construction of double bottom, learning just involves placing each component at its place without answering why. The first step of studying the ship construction need to be knowing about the basic terms of ship constructions. In this post I will discuss and explain 10 basic terms used in ship construction. But before we do that, first lets discuss briefly what ship is made of. What are ships made of Ships are made of steel and we all know that. But what all forms of steel are used in building ships. I mean what shape of steel ? Before learning anything about ship construction we need to know the shapes used in ship construction. Let us discuss few of these. Plate We all know what we mean by plate. It is a rectangular shape steel with certain thic...

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Comments (111)

  • Akash Pachghare October 14, 2016
    Sir i have recently completed my JET for 6 months. Now preparing for class4. This information you gave is not new to me. But the way you explained things was awesome. I am definitely not going to forget this. Looking forward for same great stuff.
    1
    Rajeev Jassal October 16, 2016
    Glad you liked it Akash..
  • NICOLAS October 14, 2016
    Very good article..... Also try this one on the web.. http://www.libramar.net/news/dnv_hull_structure_course/2015-02-25-2134.......It's about hull structure, It's very good...
    0
  • Gopalakrishnan P October 15, 2016
    First of all l take this oppertunity to appreciate you, for your efffort taken to post this very usefull Blog. This blog is very usefull to everyone in shipping field..
    1
    Rajeev Jassal October 16, 2016
    Thank you Gopalakrishnan..
  • Abhishek Kumar October 15, 2016
    Thanks a ton sir.Blogs are immensely helpful.
    1
    Rajeev Jassal October 16, 2016
    Glad you found it helpful Abhishek..
  • Soumen Guha Roy October 30, 2016
    Sir,first of all i would like to thank you for the blogs,these are so simply written so that everyone can understand,quite helpful also to understand the basics.If you can write something about MS Act 1958,it can be more helpful.
    1
    Rajeev Jassal October 31, 2016
    Thanks Soumen. Sure I will consider writing on MS act. Meanwhile if you have any particular question, you can ask on our new section "Questions".
  • rahul k December 21, 2016
    wonderful explanation sir
    1
    Rajeev Jassal December 29, 2016
    Glad you liked it Rahul..
  • Aman Tandon February 1, 2017
    I have been going through your blog from quite sometime now.They are really helpful! Thank you :)
    1
    Rajeev Jassal July 2, 2017
    Thanks, Aman...
  • mokrane toufik April 13, 2017
    really helpful,many thanks
    1
    Rajeev Jassal July 2, 2017
    Thanks for reading Mokrane...
  • ramon abad July 17, 2017
    this is very educational for me...
    1
    Rajeev Jassal November 29, 2017
    Glad to know that Ramon...
  • vignesh September 25, 2017
    really good article easy to understand.
    1
    Rajeev Jassal November 29, 2017
    Thank you Vignesh...
  • Ridwan Parindang September 25, 2017
    Informative article, easy to understand, thanks
    1
    Rajeev Jassal November 29, 2017
    Glad you liked it Ridwan...
  • ARUNAVA MAZUMDER September 25, 2017
    Ur explanation is very helpful with supportive pictures. Even as a senior ranked engineer I felt ur article was much helpful. Thank u. Keep it up & would like to read more of ur article.
    1
    Rajeev Jassal November 29, 2017
    Glad to hear that Arunava...
  • AYUSH SHARMA November 28, 2017
    Sir, really thankful to you making such a clear and good explanation of ships construction, it was well labeled and very simple words used in explanation, and the image ugh too good. Thanks.
    1
    Rajeev Jassal November 29, 2017
    Glad you liked it Ayush...
  • Satya Pranay December 6, 2017
    Hello Sir , Was going through the page and was confused about the part " identification of plates for the box shaped ship would look something like this" if i am not mistaken you were trying to explain about the shell expansion plan in here right. the Alphabet I would not be there if i am not wrong, and can you please throw some light on shell expansion plan further. Wanted to know if thickness of side shell platings will be mentioned in the Shell Expansion plan.
    1
    Rajeev Jassal May 12, 2018
    Yes, Thickness is mentioned in shell expansion plan. I will cover this topic in one of my future blogs.
  • Satya Pranay December 6, 2017
    Btw great blog sir !!! Thanks for the detailed info :)
    1
    Rajeev Jassal May 12, 2018
    Glad you liked it Satya...
  • R.crossLin December 10, 2017
    Very good basic explaination
    1
    Rajeev Jassal May 12, 2018
    Thanks....
  • Ercan Altay January 9, 2018
    Thanks a lot for your all efforts making all topics so easy to understand
    1
    Rajeev Jassal May 12, 2018
    Thanks Ercan...
  • Mohamed Elhefny January 14, 2018
    Thanks for the add Thank for the information
    1
    Rajeev Jassal May 12, 2018
    Thanks Mohamed...
  • Krunal January 31, 2018
    Due to this now i have understood most of the things..you have make it so simple to understand us...becoz of ur vast and deep experience..thank u for sharing..expecting more..rightnow m preaparing for class4
    1
    Rajeev Jassal May 12, 2018
    Glad you found it useful Krunal...
  • mukesh kumar February 18, 2018
    Sir your explanation is very good .Please provide more information about ship construction..
    1
    Rajeev Jassal May 12, 2018
    Glad you liked it Mukesh. I will cover more topics on ship construction in future...
  • Carlo April 5, 2018
    Sir really thank you for this information. Looking forward to your other work about this field.
    1
    Rajeev Jassal May 12, 2018
    Thanks Carlo...
  • Amit Joshi April 11, 2018
    Very nicely explained.... Ship construction is really tough topic for us.....as u rightly said, it is started mid level rather from basics Thanks for clearing some basics....really helpful article
    1
    Rajeev Jassal May 12, 2018
    Thanks Amit...
  • Aditya April 12, 2018
    This article is like braille for blinds. Simple and powerful
    1
    Rajeev Jassal May 12, 2018
    Thanks Aditya....
  • Sameer Saurabh April 18, 2018
    Very helpful thank you so much sir for these information helped me in preparation for the 2nd mate orals.
    1
    Rajeev Jassal May 12, 2018
    Glad you found it useful Sameer....
  • Pius Anthony April 19, 2018
    Good day, Mr Rajeev am very greatful for your articles, it really improve me a little, because am preparing for my oow examination in Nigeria maritime academy. please sir I still need more knowledge of ship construction from you am going for engineering. thanks Pius Anthony
    1
    Rajeev Jassal May 12, 2018
    Glad you found it useful Pius...
  • Israel chim Wofu May 5, 2018
    Thank you for your good explanation of those basic ship construction terms. I have some questions to ask sir. What are the structural members of the ship that counters yawning.heaving. swaying.surging. rolling and pitching. Thanks
    0
  • Chirag Karelia May 12, 2018
    Thanks alot sir, very good explanation.
    0
  • USMAN May 24, 2018
    capt what a incredible way you adopted to explain these terms..I am really impressed..thanks for sharing your precious knowledge
    0
  • Amit Saha May 24, 2018
    Main deck plating, where more strengthning?
    0
  • monu ahlawat June 8, 2018
    your articles are really awesome...even after studying different book can't clear doubts, but yours are so understandable....thanks again sir...
    0
  • Sujeet kumar June 8, 2018
    Thank you so much rajeev sir, REALLY you have explained these 10 terms very well. Thank you
    0
  • MAYUR SUDHIR PARAB June 23, 2018
    Dear Sir, It's lot easier to learn Ship Const. after going through these neatly explained basic terms. Thanks!!
    0
  • Shresth Srivastava July 5, 2018
    Thank You soo much sir, for the easy and beautiful explanation. Preparing for Chief Mates oral exam and all your articles are really very helpful. Thanks a lot Sir. :)
    0
  • Akarshan Sood August 13, 2018
    Very useful. Thanks for sharing.
    0
  • Ganeswar pal August 18, 2018
    Very good as u explained .
    0
  • Vignesh balu August 18, 2018
    Very informative ant to the point
    0
  • David conceicao August 21, 2018
    Captain, this was a really good lesson in understanding the basics first of ship construction. I'm going aboard soon as deck cadet and this will surely help me in my pre sea course.
    0
  • Rohit raveendran August 28, 2018
    Thank you so much for the notes captain
    0
  • muhammad tahir khan September 23, 2018
    v nice sir thank you
    0
  • muhammad tahir khan September 23, 2018
    good day sir i still confuse about the " transvers " what is the purpose of the transvers member of ship structure
    0
  • Sujit Agawane November 9, 2018
    Thanks Sir,,!!!!!!
    0
  • Rishabh December 2, 2018
    This is very lucid. Able to understand these very good after this article. Thank you Sir.
    0
  • Amit chauhan December 28, 2018
    Sir the way you explain i love it . The best thing of your blog is that ,i love most ,after reading there is no question arise that i need explaination. thank you very much sir to share your knowledge ... keep writing
    0
  • Salawudeen Kayode Holyfield December 31, 2018
    Welldone sir, well ellaborated.. Am an MSc Student of Middlesex University UK and presently we've just concluded the course 'Ship designs and Systems', your simple explanations and pictoral illustrations really helped in differentiating the structural members and their functions from each other.. Thanks once more, more grease to your elbow.
    0
  • Shakil Ahmad January 26, 2019
    it was just awesome with picture. thanks sir
    0
  • Niels Bogholm March 14, 2019
    Awesome presentation of some fundamental topics in shipbuilding, very helpful thanks,
    0
  • Mosarof Hossain April 14, 2019
    Beautiful article sir with super self-explanatory image. I would suggest this to any of my friends having trouble understanding basic ship construction terms.
    0
  • Ahmed May 25, 2019
    Why we cant use the letter I in lettering ?
    0
  • Mahesh July 16, 2019
    Hello Rajeev, we are considering doing a NB for a ropax ferry in India. We need a very good supdt. engineer who knows ship building well with lots of experience to oversee the project. Anyone you may know please refer to me. Thanks. Mahesh
    0
  • Jeffrey October 13, 2019
    Your explanation is awesome thanks alot
    0
  • Hitesh Kalal November 26, 2019
    Sir thank you so much..i m preparing for class 2 and this subject i am studying from collage days but today only i understood its basics completely....your way of explainig is really so much helpful...Thank you so much again Sir
    0
  • Anup December 1, 2019
    Sir share some information on trestle used in ships which carry the load during the construction and repair of the ships. Construction of trestle, the load carrying capacity and the force acting on the trestle.
    0
  • Kumar Paritosh December 8, 2019
    Best explanation, easy to imagine
    0
  • Nithin Augustine December 11, 2019
    Dear Sir. Your write ups are helping me a lot in preparations for class 1 MEO. Thank you very much.
    0
  • Ananthanunni December 23, 2019
    Good day Sir, The information was so much helpful for the easy understanding of the normal terms in construction. So much helpful in examination point of view also.
    0
  • Abishai Satheesh Kumar January 5, 2020
    Reading this while preparing for an exam. So to the point and easy to understand, thank you for this resource.
    0
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  • Jishu March 10, 2020
    Is there any reason behind the name "garboard" for garboard strake...??
    0
  • Ed April 17, 2020
    Used to be in the Navy, and lots I wanted to know, but didnt know. Thanks!
    0
  • George Bradford July 2, 2020
    Great Article. Thanks for posting.
    0
  • SKARIAH PONNACHAN July 20, 2020
    Very easy to understand and explained in a very simple,practical manner.Thanks for posting.
    0
  • vijaykumar vasitti July 27, 2020
    sir your posts are very very easy to understand i have read these terms before but never so easy to keep in mind, thanks a lot for your efforts
    0
  • Husen sayyad September 9, 2020
    Very informative...
    0
  • Abhishek Ganwir September 9, 2020
    Thank you very much it really helps alot..
    0
  • ANKUSH October 16, 2020
    Can you let me know about webframe
    0
  • Rajesh Raghunathan October 19, 2020
    Thank you Capt Saab for a fantastic explanation in such a simple language . It was indeed informative and enjoyable to read .
    0
  • Ages Of Sail November 20, 2020
    That's really nice post. I appreciate your skills, Thanks for sharing.
    0
  • Kiran Narayanan December 8, 2020
    This is really great stuff. Hats off to you for explaining the concepts in such a simple and clear manner. Hoping to see more such content soon.
    0
  • Samisoni Tanalaba December 12, 2020
    What is the difference between Transverse and Arthwartship?
    0
  • bobby tomar December 21, 2020
    Thanks sir, this presentation was marvellous . what i failed to learn during my online class over the year . i learnt it in just 10 minutes. very well explained . thanks .
    0
  • Azeez Oyebode April 27, 2021
    May God bless you for this relevant material. Indeed,you have solved my problem in ship construction
    0
  • Sallieu April 28, 2021
    I was trying to sign up, but i can't.
    0
  • Wood ship kit - Ages Of Sail May 3, 2021
    That's really nice post. I appreciate your skills. Thanks for sharing.
    0
  • Ajay raj August 17, 2021
    Thank you sir this has been very helpful
    0
  • Agustin Abaroa August 24, 2021
    Dear Captain Rajeev Jassal. Albert Einstein said: If you can't explain it simply, you don't understand it well enough. Thank you for sharing your knowledge. Your article is very easy to understand. Great Job. Senior Marine Engineer Agustin Abaroa from México.
    0
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    If you are looking for one of the best construction company in Pakistan, GVT - Geovision Technologies Pvt Ltd is the one you are searching for. https://gvt.com.pk/
    0
  • saad ali November 10, 2021
    Really very very helpful sir. I needed this to understand for my EDH oral exam. Love from Pakistan
    0
  • Uwah Emmanuel November 25, 2021
    Honestly I haven't find an article so simple and useful like this b4. Thanks so much sir for ur effort and knowledge shared. I have studied boat and ship Building Technology for 2 years, I'm looking forward to specializing in that. I will appreciate any of your help rendered sir. Thank you
    0
  • Bkhtiyar November 26, 2021
    Hello Captain, Good time,,, May you please explain regarding Middle line strake in Inner Bottom Plating with some picture? Thank you.
    0
  • Lakhvinder singh khaira December 10, 2021
    Thank u sir for giving good knowledge on ship
    0
  • Todd January 31, 2022
    Very helpful. Thank You very much!. I now know what a stringer is! Question: What is maximum length of Center Girder in modern large ships?
    0
  • Aiman Al Hattami February 2, 2022
    Very useful posting as usual very helpful knowledge come from you always. thank.
    0
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  • Sandeep Sahu May 28, 2022
    Thanks for your support
    0
  • Shivam October 1, 2022
    Great explanation wonderfull
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Capt Rajeev Jassal

About Capt Rajeev Jassal

Capt. Rajeev Jassal has sailed for over 24 years mainly on crude oil, product and chemical tankers. He holds MBA in shipping & Logistics degree from London. He has done extensive research on quantitatively measuring Safety culture onboard and safety climate ashore which he believes is the most important element for safer shipping.

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