Appendix
Clasification Society 2024 - Version 9.40
Statutory Documents - IMO Publications and Documents - Circulars - Maritime Safety Committee - MSC/Circular.608/Rev.1 – Interim Guidelines for Open-top Containerships – (Adopted on 5 July 1994) - Annex - Interim Guidelines for Open-Top Containerships - Appendix

Appendix

Table of segregation of freight containers for open-top containership holds

SEGREGATION REQUIREMENT VERTICAL   HORIZONTAL
CLOSED VERSUS CLOSED CLOSED VERSUS OPEN OPEN VERSUS OPEN   CLOSED VERSUS CLOSED CLOSED VERSUS OPEN OPEN VERSUS OPEN
ON DECK UNDER DECK ON DECK UNDER DECK ON DECK UNDER DECK
“AWAY FROM“ 1 ONE ON TOP OF THE OTHER PERMITTED OPEN ON TOP PERMITTED NOT IN THE SAME VERTICAL LINE FORE AND AFT NO RESTRICTION NO RESTRICTION NO RESTRICTION NO RESTRICTION ONE CONTAINER SPACE ONE CONTAINER SPACE OR ONE BULKHEAD
OTHERWISE AS FOR OPEN VERSUS OPEN ATHWART— SHIPS NO RESTRICTION NO RESTRICTION NO RESTRICTION NO RESTRICTION ONE CONTAINER SPACE ONE CONTAINER SPACE
“SEPARATED FROM” NOT IN THE SAME VERTICAL LINE AS FOR OPEN VERUS OPEN FORE AND AFT ONE CONTAINER SPACE ONE CONTAINER SPACE OR ONE BULKHEAD ONE CONTAINER SPACE ONE CONTAINER SPACE OR ONE BULKHEAD ONE CONTAINER SPACE AND NOT ABOVE SAME HOLD ONE BULKHEAD
2 ATHWART— SHIPS ONE CONTAINER SPACE ONE CONTAINER SPACE TWO CONTAINER SPACES TWO CONTAINER SPACES TWO CONTAINER SPACES AND NOT ABOVE SAME HOLD ONE BULKHEAD
“SEPARATED BY A COMPLETE COMPARTMENT OR HOLD FROM” FORE AND AFT ONE CONTAINER SPACE AND NOT ABOVE SAME HOLD ONE BULKHEAD ONE CONTAINER SPACE AND NOT ABOVE SAME HOLD ONE BULKHEAD TWO CONTAINER SPACES AND NOT ABOVE SAME HOLD TWO BULKHEADS
3 ATHWART— SHIPS TWO CONTAINER SPACES AND NOT ABOVE SAME HOLD ONE BULKHEAD TWO CONTAINER SPACES AND NOT ABOVE SAME HOLD ONE BULKHEAD THREE CONTAINER SPACES AND NOT ABOVE SAME HOLD TWO BULKHEADS
“SEPARATED LONGATUDINALLY BY AN INTERVIENING COMPLETE COMPARTMENT OR HOLD FROM” PROHIBITED FORE AND AFT MINIMUM HORIZONTAL DISTANCE OF 24m AND NOT ABOVE SAME HOLD ONE BULKHEAD AND MINIMUM HORIZONTAL DISTANCE OF 24m MINIMUM HORIZONTAL DISTANCE OF 24m AND NOT ABOVE SAME HOLD TWO BULKHEADS MINIMUM HORIZONTAL DISTANCE OF 24m AND NOT ABOVE SAME HOLD TWO BULKHEADS
4 ATHWART— SHIPS PROHIBITED PROHIBITED PROHIBITED PROHIBITED PROHIBITED PROHIBITED
* Containers not less than 6 m from intervening bulkhead.        
Note: All bulkheads and decks should be resistant to fire and liquid          
Parent topic: Annex - Interim Guidelines for Open-Top Containerships
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