CONVERSION FACTORS, NON-SI TO SI (METRIC) 

 UNITS OF MEASUREMENT 



Non-SI units of measurement used in this report can be converted to SI 

 (metric) units as follows: 



Multiply By To Obtain 



feet 0.3048 metres 



inches 25.4 millimetres 



pounds (mass) 0.4535924 kilograms 



pounds (mass) per cubic foot 16.01846 kilograms per cubic metre 



square feet 0.09290304 square metres 



