branch

  term.clear()
  term.setCursorPos(1,1)
  print("How far?")
  local x
  local y
  x = read()
  y = 0
while true do
  print("Mining " ..x.. " meters")
  turtle.select(1)

  for i = 1, x do
     while not turtle.forward() do --Here is where I've tried to add the gravel remove part.
     turtle.dig()
     end

     turtle.dig()
     turtle.digUp()
     turtle.forward()
     turtle.digUp()

  for i = 1, 1 do
    turtle.select(16)
    turtle.turnRight()
    turtle.dig()
    turtle.place()
    turtle.turnLeft()
    turtle.forward()
    turtle.forward()
    turtle.turnRight()
    turtle.dig()
    turtle.place()
    turtle.turnLeft()
    turtle.forward()
    turtle.select(1)
    end

  for i = 1, x do
    turtle.select(1 or 2)
    turtle.placeDown()
  end

      y = y+1
          while y>5 do
           y = y-6
          end
  end

  turtle.turnLeft()
  turtle.turnLeft()
  for i = 1, x-1 do
    turtle.forward()
  while not turtle.forward() do
    turtle.dig()
  end
  turtle.turnRight()
  for i = 2, 15 do
    turtle.select(i)
    turtle.drop()
  end

  turtle.turnLeft()
  turtle.forward()
  turtle.turnLeft()
  turtle.forward()
  turtle.forward()
  turtle.forward()
  turtle.turnLeft()

  print("Tunnel complete")
end
end