How to construct a rabbit hutch - from purinamills
Hutch size varies with the breed of rabbit. This hutch plan is for medium breeds. If you raise small breeds (3-6 pounds) the hutch length could be cut to 3 feet instead of 4. Giant breeds (14 pounds and up) need much more room. For them, extend these plans to make each hutch 6 feet long. These sizes are recommended for one doe and her litter.
How to build an inside rabbit hutch - from buildeazy
When asked to build granddaughter an indoor rabbit hutch for her second birthday, I was forced to acknowledge that I knew very little about rabbits and hutches and in fact I had never even heard of an indoor hutch.
However, I had good advice and went about making an indoor rabbit hutch.
How to make rabbit cages - from thenaturetrail
Another good article about how to make rabbit cages.