Since normal chests and trapped chests don't interfere with one another, it's possible to do this:

Wall formation(Easier for labeling)
[Image: http://i.imgur.com/LPaCNQW.png]


Locker Style
[Image: http://i.imgur.com/96knU9l.png]


[SPOILER="Bonus: Naming Chests"]
Renaming chests in an anvil will change the name in their inventory.
[Image: http://i.imgur.com/745JTtn.png]

[Image: http://i.imgur.com/LbNz73x.png]
[/SPOILER]

Thought I'd share this with you fellas.