The Ash Heap Treasure Maps has a list of all possible special container locations for this region of Fallout 76. The treasure maps can be obtained at random as loot, and their destination containers can be found even if the map is not in your possession.
The Ash Heap Treasure Maps
The Ash Heap region has a total of 2 treasure maps for players to find. Below you can find the maps themselves, as well as a custom-made map that shows you their locations so you can solve these puzzles.
Click this map for a larger version
The Ash Heap Treasure Map 01
The Ash Heap Treasure Map 02