Uneven numbers of MES systems must be increased to even numbers according to SOLAS.

Compliance:

No. of passengers
No. of crew members
Capacity of life boats (if known)
Type	Short Int. Voyage (30%) Int. Voyage (75%)
No. of persons on board
25% Extra capacity
Total min. evacuation capacity required
Required Life boat capacity (calculated) 30%
Required Life boat capacity (calculated) 75%
MES capacity required
No. of required 100 DKS liferafts (101 pers. cap.) for the given MES cap.
No. of required 50 DKS liferafts (51 pers. cap.) for the given MES cap.
No. of required launchable 39 DKFS liferafts for the given MES cap.
No. of required launchable 25 DKFS liferafts for the given MES cap.
No. of chute systems (367 persons capacity) for the given MES cap.
No. of slide systems (500 persons capacity) for the given MES cap.