142 RULES AND REGULATIONS FOR FREEBOARD. 
APPENDIX IV. 
METHOD OF CALCULATING FREEBOARD BY BUFFALO CONVENTION 1874-76 RULES. 
2 
Initial freeboard = = 
Where D= Depth of side from main deck gunwhale to middle of turn 
of bilge. 
a=7 for lake vessels. 
a=6 for ocean-going vessels. 
a=8 for spar deck vessels. 
Length correction = = (L—10D) 
Excess breadth deduction = V B—2D 
The limit of loading marked on vessels sides by a belt of width =V Depth of side. 
Sheer recommended not to exceed 4 feet at stem and 2 feet at sternpost. 
No distinction made between steamers and sailers, and freeboard the same 
for summer and winter. 
Example:— 
LAKE VESSEL. 
117’ X27' XQ’ depth of side. 
Length. Breadth. Depth of side. 
m7, Dal 9 11.57 
10D = —90 2D= ale x9 Length +2.7 
27 9 31 14.27 
27 ” FNL TIN oum ” Breadth — 3 
Toma Vome 7 sacl P27 
Width of belt=V9=3” Freeboard to center of belt = 11.27’ 
