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Class Societies
Scantling Rules, updates and discussion on Society Classification: Lloyds, ABS, DNV, ISO ...
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Germanischer Lloyd (GL) rules free
MikeJohns
Jul 17, 2009
2
Replies
29
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65,087
Sep 3, 2018
alanrockwood
A
M
Sticky
Lloyds register (UK) rules free
MikeJohns
Nov 12, 2010
2
Replies
24
Views
49,359
Oct 1, 2012
taniwha
Midship section deck beam
naserrishehri
Jul 4, 2026
2
Replies
15
Views
335
Jul 6, 2026
Ad Hoc
A
Northern Star Lloyds
william stokes
Apr 1, 2026
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2
Views
931
Apr 1, 2026
william stokes
B
Structural stiffness related to material and scantling rules
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Jan 2, 2026
2
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18
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2,448
Jan 8, 2026
william stokes
R
NA required
rob denney
Dec 2, 2025
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4
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806
Dec 18, 2025
william stokes
E
Assigned freeboard with an sloped deck
Earganon
Oct 14, 2025
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15
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2,083
Nov 21, 2025
TANSL
T
Y
ABS m^2 – m^2 VS cm^4
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May 11, 2025
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4,998
May 11, 2025
yanivmass
Y
T
HDPE design stresses
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Mar 25, 2025
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2,224
Apr 17, 2025
Alan Cattelliot
G
Tide Height in BV Rules
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Feb 12, 2025
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1,721
Feb 13, 2025
RAraujo
T
Design pressures in ISO 12215-5:2019
TANSL
Jan 26, 2025
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13
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4,217
Jan 29, 2025
Alan Cattelliot
D
ISO 12215 - Corrections
D25
Jan 21, 2025
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5
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1,606
Jan 22, 2025
TANSL
T
E
Landing crafts complying with MGN 1752 (M) [MCA load lines]
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Jan 16, 2025
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13
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3,316
Jan 19, 2025
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Perpendiculars definition - Load Line Convention
Jure Bebic
Dec 6, 2024
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1
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1,495
Dec 7, 2024
BlueBell
S
ABS, BV and DNV Rules for FLNG
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1
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2,091
Dec 6, 2024
Ad Hoc
A
HSC Code - formula for accelerations
Alik
Nov 4, 2024
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1,811
Nov 5, 2024
Alik
N
About Aluminium 5000 Series f1 factor on DNV 2.21 Craft
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Oct 25, 2024
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1,714
Oct 27, 2024
Naval_Robert
N
F
ABS Yacht Rules & Plywood Construction
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Jun 19, 2024
2
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27
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6,071
Jul 6, 2024
TANSL
T
ISO 12215-5:2019
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Jun 6, 2024
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2,808
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E
Welding scheme DNV-ST-0342
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May 10, 2024
DogCavalry
S
Deck Unsupported Span
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May 2, 2024
2
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16
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4,788
May 6, 2024
Ad Hoc
A
RCD RecreationalCraft ISO Harmonised Standard Revision
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May 3, 2024
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0
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1,812
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S
CORTEN STEEL Corossion Addition Reference
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scav000
S
S
Unsupported Span
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scav000
S
R
ISO 1225-5-2019 stiffener calculation
Robert03
Nov 18, 2023
2
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26
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7,505
Nov 24, 2023
rxcomposite
ABS guide to cross-deck structure of catamarans
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Nov 4, 2023
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Ad Hoc
A
SigmaLAM - new software for marine composites
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Aug 26, 2023
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1
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M
ISO 12215-5 - variable height stiffener calculation
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May 5, 2023
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28
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6,441
May 9, 2023
Alan Cattelliot
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ISO 12215-6:2008 references to the old 12215-5:2008
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M
ISO 12215-5-2019 kCH correction factor
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M
M
Intact Stability, Wind Overturning as per DNV GL
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1
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3,442
Feb 14, 2023
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T
software for ISO 12215-5
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Feb 29, 2012
2
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49
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30,024
Jan 29, 2023
TANSL
T
ISO rules (CE) - High-speed craft seats requirement
ToMeK
Jan 9, 2023
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3
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3,491
Jan 13, 2023
darkstar71
D
Y
Bareboat charter cabins noise level regulation
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Jan 7, 2023
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4
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2,596
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fallguy
R
DNV Rules for Hulls
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6
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4,136
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Ad Hoc
A
ISO 12215 Request
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Views
2,609
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A
V
ISO 12215 Bending moment formula
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11
Views
4,115
Nov 9, 2022
rxcomposite
M
ISO 12215-5-2019 questions/issues
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Oct 15, 2022
2
Replies
16
Views
5,341
Nov 2, 2022
Midja
M
F
Mooring equipment supporting structure direct calculation for Lloyd’s Register
FrancescoRossi
Oct 21, 2022
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3
Views
2,769
Oct 21, 2022
bajansailor
ABS 2019 Hull Construction - h(vertical distance) for longitudinal frame.
Rockman
Oct 17, 2022
Replies
1
Views
2,596
Oct 17, 2022
TANSL
T
Waste installations for EC Recreationnal Crafts
Alan Cattelliot
Sep 14, 2022
Replies
2
Views
2,619
Sep 26, 2022
Alan Cattelliot
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