diff --git a/quarry.lua b/quarry.lua
new file mode 100644
index 0000000..5257622
--- /dev/null
+++ b/quarry.lua
@@ -0,0 +1,146 @@
+local args = {...}
+local Logging = require("logging")
+local Logger = Logging.firstLoad(
+  Logging.OUTPUTS.file("tunnel.log"),
+  Logging.OUTPUTS.stdout()
+)
+
+local CHEST_SLOT = #args == 1 and tonumber(args[1]) or 1
+if type(CHEST_SLOT) ~= "number" or CHEST_SLOT < 1 or CHEST_SLOT > 16 then
+  Logger:error("Slot number is not valid:", CHEST_SLOT)
+end
+local CHEST_PICKUP = #args == 2 and (args[2]:lower() )
+
+local CHEST_DETAIL = turtle.getItemDetail(CHEST_SLOT)
+if CHEST_DETAIL == nil then
+  Logger:error("No chest in slot! Quitting...")
+  return
+end
+local CHEST_NAME = CHEST_DETAIL.name
+
+local function refuel(minFuel)
+  local fuelLevel = turtle.getFuelLevel()
+  while fuelLevel < minFuel do
+    Logger:debug("Checking fuel level:", fuelLevel)
+    for i=1,16 do
+      if turtle.getItemCount(i) > 0 then
+        turtle.select(i)
+        turtle.refuel()
+      end
+    end
+    fuelLevel = turtle.getFuelLevel()
+  end
+  Logger:debug("Fuel level is sufficient:", fuelLevel)
+  turtle.select(1)
+end
+
+local function isFull(minEmpty)
+  local emptyCount = 0
+  for i=1,16 do
+    if i == CHEST_SLOT then
+      goto continue
+    end
+
+    if turtle.getItemCount(i) == 0 then
+      emptyCount = emptyCount + 1
+      if emptyCount >= minEmpty then
+        return false
+      end
+    end
+      ::continue::
+  end
+  return true
+end
+
+local function handleFullInv(minEmpty)
+  local didPlace = false
+
+  -- Empty inventory
+  while isFull(minEmpty) do
+    if not didPlace then
+      local detail = turtle.getItemDetail(CHEST_SLOT)
+      if type(detail) ~= "table" or detail.name ~= CHEST_NAME then
+        Logger:error("Can't find chest :(")
+        os.sleep(5)
+        goto continue
+      end
+
+      -- Try: place, check block above is empty or dig it, place
+      -- If all fails, print error, wait and repeat
+      if not (turtle.placeUp() or ((not turtle.inspectUp() or turtle.digUp()) and turtle.placeUp())) then
+        Logger:error("Can't place chest :(")
+        os.sleep(5)
+        goto continue
+      end
+      didPlace = true
+    end
+
+    for i=1,16 do
+      if i == CHEST_SLOT then
+        goto continue_SLOT
+      end
+      if turtle.getItemCount(i) > 0 and not (turtle.select(i) and turtle.dropUp()) then
+        Logger:error("Couldn't drop items into chest!")
+        goto continue
+      end
+
+        ::continue_SLOT::
+    end
+
+      ::continue::
+  end
+
+  if didPlace and CHEST_PICKUP then
+    turtle.select(CHEST_SLOT)
+    turtle.digUp()
+  end
+end
+
+local function dig(checkRefuel)
+  while not turtle.forward() do
+    turtle.dig()
+    checkRefuel()
+  end
+  turtle.digDown()
+end
+
+local function line(length, turn, checkRefuel)
+  for i=1,length do
+    dig(checkRefuel)
+  end
+  turn()
+end
+
+local function panel(width, length, leftFirst, checkRefuel, checkFullInv)
+  Logger:trace("Panel:", width, length)
+  local turn, otherTurn = leftFirst and turtle.turnLeft or turtle.turnRight, leftFirst and turtle.turnRight or turtle.turnLeft
+  for i=1,width do
+    checkFullInv()
+    line(length, turn, checkRefuel)
+    dig(checkRefuel)
+    turn()
+    turn, otherTurn = otherTurn, turn
+  end
+end
+
+local function rectPrism(depth, width, length, leftFirst)
+  local refuelTarget = width * length * 1.5
+  local function checkRefuel()
+    refuel(refuelTarget)
+  end
+  local invEmptyTarget = 3
+  local function checkFullInv()
+    Logger:debug("Handling full inventory with target:", invEmptyTarget, " handled:", handleFullInv(invEmptyTarget))
+  end
+  Logger:trace("RectPrism:", depth, width, length)
+  for i=1,depth do
+    panel(width, length, leftFirst, checkRefuel, checkFullInv)
+    while not turtle.down() do
+      turtle.digDown()
+      checkRefuel()
+    end
+    leftFirst = (not not leftFirst) ~= (width % 2 == 0)
+  end
+end
+
+rectPrism(200, 16, 16)
\ No newline at end of file