How to build a shed - part 1 building the floor - duration: 22:52. houseimprovements 1,360,540 views. 22:52 quickjack shed base: how to create a fast shed. Shed floor how to build a shed floor how to build a floor for a shed 1:13:10. how to build a shed 923,852 views. 1:13:10 how to build a shed. How to build a shed part 1 twin over twin bunk bed with staircase picnic table with separate bench plans bookcase plans shiplap bunk bed with plastic and steel..