When designing the feeding facility for a cubicle barn, there are some dimensions to consider. Do you remember them? Fill in the correct numbers.

• A feed alley used on two sides should be --Select-- 2-3 4-3 5-6 m wide. This leaves room for the feed and the machines that drive between them. The floor must withstand an axle load of --Select-- 2 6 15 tons so that heavy machinery can go over and drive. The feed alley should --Select-- 2 6 10 20 cm higher than the slatted floor so that cows can easily access feed.