Small horse barn plans. icreatables sheds small horse barns plans are the perfect investment for horse lovers. we have a great library of small horse barns and run in. Included in your download for these barn shed plans is a nice sized loft, 6′ roll up shed door, 3′ side entry door of the 6′ wide side porch which can be used for. 12×20 shed weight move – project plans for building a shed 12×20 shed weight move shed plans concrete pad 2 story shed plans 18×25.