diff --git a/init.lua b/init.lua
index ab21f66..2de4148 100644
--- a/init.lua
+++ b/init.lua
@@ -33,34 +33,50 @@ minetest.register_node("scaffolding:scaffolding", {
 
 				-- many thanks to addi for improveing (rewriteing) my crappy code --
 				local name = minetest.get_node(pos).name 									-- get loacation of node
-				height = 0; 																							-- set hite of scaffolding (not set)
+				height = 0;
+				depth = 0;		-- !!Note!! depth is not needed at the moment
 
 				--[[ debug stuff ]]
 				minetest.chat_send_all(string.format("node: %s",name))
 
 				minetest.chat_send_all(string.format("node: %s %s %s ",pos.x, pos.y, pos.z ))
 
+				-- set pos at bottom of scafolding tower.
+				repeat
+					pos.y = pos.y - 1; --every run get one node up
+					depth = depth - 1
+					local current_node = minetest.get_node(pos); --get the node of the new position
+						minetest.chat_send_all(string.format("found %q at location: %s",
+							current_node.name,
+							minetest.pos_to_string(pos)
+						))
+
+					until current_node.name ~= "scaffolding:scaffolding" -- will repeat untill it dose not find a scaffolding node
+						minetest.chat_send_all(string.format("exit loop"))
+
+				-- check height of scaffolding tower --
+
 				repeat
 					pos.y = pos.y + 1; --every run get one node up
 					height = height + 1
 					local current_node = minetest.get_node(pos); --get the node of the new position
-					minetest.chat_send_all(string.format("found %q at location: %s",
-														 current_node.name,
-														 minetest.pos_to_string(pos)
-														 ))
+						minetest.chat_send_all(string.format("found %q at location: %s",
+							current_node.name,
+							minetest.pos_to_string(pos)
+						))
 
 					if current_node.name == "air" then
 						minetest.set_node(pos, {name = "scaffolding:scaffolding"} )
 						itemstack:take_item(1); --//and remove one if its the correct one
 						player:set_wielded_item(itemstack);--//update inventory of the player
 					end
-				until current_node.name ~= "scaffolding:scaffolding" or height >= 64 --we repeat until we find something else then "scaffolding:scaffolding"
-				--maybe there should be also another limit, because its currently possible to build infinite towers
-				minetest.chat_send_all(string.format("exit loop"))
+				until current_node.name ~= "scaffolding:scaffolding" or height >= 32 --we repeat until we find something else then "scaffolding:scaffolding"
+						--maybe there should be also another limit, because its currently possible to build infinite towers
+						minetest.chat_send_all(string.format("exit loop"))
 
-			end
+					end
 
-		end,
+				end,
 
 		node_box = {
 			type = "fixed",
@@ -237,13 +253,30 @@ minetest.register_node("scaffolding:reinforced_scaffolding", {
 
 				-- many thanks to addi for improveing (rewriteing) my crappy code --
 				local name = minetest.get_node(pos).name 									-- get loacation of node
-				height = 0; 																							-- set hite of scaffolding (not set)
+				height = 0;
+				depth = 0; -- !!Note!! depth is not deeded at the moment
 
 				--[[ debug stuff ]]
 				minetest.chat_send_all(string.format("node: %s",name))
 
 				minetest.chat_send_all(string.format("node: %s %s %s ",pos.x, pos.y, pos.z ))
 
+				-- set pos at bottom of scafolding tower.
+				repeat
+					pos.y = pos.y - 1; --every run get one node up
+					depth = depth - 1 -- !!Note!! depth is not needed at the moment
+
+					local current_node = minetest.get_node(pos); --get the node of the new position
+						minetest.chat_send_all(string.format("found %q at location: %s",
+							current_node.name,
+							minetest.pos_to_string(pos)
+						))
+
+					until current_node.name ~= "scaffolding:iron_scaffolding" -- will repeat untill it dose not find a scaffolding node
+						minetest.chat_send_all(string.format("exit loop"))
+
+				-- check height of scaffolding tower --
+
 				repeat
 					pos.y = pos.y + 1; --every run get one node up
 					height = height + 1
@@ -258,7 +291,7 @@ minetest.register_node("scaffolding:reinforced_scaffolding", {
 						itemstack:take_item(1); --//and remove one if its the correct one
 						player:set_wielded_item(itemstack);--//update inventory of the player
 					end
-				until current_node.name ~= "scaffolding:iron_scaffolding" or height >= 64 --we repeat until we find something else then "scaffolding:scaffolding"
+				until current_node.name ~= "scaffolding:iron_scaffolding" or height >= 32 --we repeat until we find something else then "scaffolding:scaffolding"
 				--maybe there should be also another limit, because its currently possible to build infinite towers
 				minetest.chat_send_all(string.format("exit loop"))