You can dig, level, flatten, pave and pack while riding a cart.
Items from digging will pile on the ground or go into your cart (and into crates if you have them).
Leveling will use dirt or sand from your cart and crates in it.
Items from dredging will be stored in ship cargo.
Clay, tar, peat and moss produce 20kg per dig action.
Cave walls and floors can be reinforced by using a mallet, if you have don’t have a support beam in your inventory or cart but have the materials to make one – they will be used to reinforce in one action.
Ore veins can be removed by deed owners using a large maul, doing so will produce some large chunks of low ql ore.
Resource tiles (tar, peat, clay) can be removed by deed owners