From f0705977b3e6888a609e82c919821044ad3160cf Mon Sep 17 00:00:00 2001
From: Darkvater <darkvater@openttd.org>
Date: Thu, 4 Jan 2007 01:10:39 +0000
Subject: [PATCH] (svn r7817) -Fix (r7573): Bridge merge broke building canals
 at level 0.

---
 src/water_cmd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/water_cmd.c b/src/water_cmd.c
index 041f83e20e..10051e8771 100644
--- a/src/water_cmd.c
+++ b/src/water_cmd.c
@@ -252,7 +252,7 @@ int32 CmdBuildCanal(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
 		cost += ret;
 
 		if (flags & DC_EXEC) {
-			if (TileHeight(tile) == 0) {
+			if (TileHeight(tile) == 0 && HASBIT(p2, 0)) {
 				MakeWater(tile);
 			} else {
 				MakeCanal(tile, _current_player);