Index: src/bridge.h
===================================================================
--- src/bridge.h	(revision 12971)
+++ src/bridge.h	(working copy)
@@ -47,6 +47,8 @@
 bool CheckBridge_Stuff(BridgeType bridge_type, uint bridge_len);
 int CalcBridgeLenCostFactor(int x);
 
+BridgeType GetFastestAvailableBridgeType(uint bridge_len);
+
 void ResetBridges();
 
 #endif /* BRIDGE_H */
Index: src/bridge_gui.cpp
===================================================================
--- src/bridge_gui.cpp	(revision 12971)
+++ src/bridge_gui.cpp	(working copy)
@@ -151,6 +151,16 @@
 	_bridgedata.start_tile = start;
 	_bridgedata.end_tile = end;
 
+	/* When Ctrl is beeing pressed, just build the fastest available bridge and return */
+	if (_ctrl_pressed) {
+		uint fastestBridgeType = GetFastestAvailableBridgeType(GetTunnelBridgeLength(_bridgedata.end_tile, _bridgedata.start_tile));
+		if (fastestBridgeType < MAX_BRIDGES)
+			DoCommandP(_bridgedata.end_tile, _bridgedata.start_tile,
+				_bridgedata.type | fastestBridgeType, CcBuildBridge,
+				CMD_BUILD_BRIDGE | CMD_MSG(STR_5015_CAN_T_BUILD_BRIDGE_HERE));
+		return;
+	}
+
 	/* only query bridge building possibility once, result is the same for all bridges!
 	 * returns CMD_ERROR on failure, and price on success */
 	StringID errmsg = INVALID_STRING_ID;
Index: src/tunnelbridge_cmd.cpp
===================================================================
--- src/tunnelbridge_cmd.cpp	(revision 12971)
+++ src/tunnelbridge_cmd.cpp	(working copy)
@@ -91,6 +91,28 @@
 }
 
 /**
+ * Returns the fastest currently available BridgeType for given length.
+ */
+BridgeType GetFastestAvailableBridgeType(uint bridge_len)
+{
+	BridgeType fastest_type = MAX_BRIDGES;
+	uint16 fastest_speed = 0;
+
+	for (BridgeType brd_type = 0; brd_type != MAX_BRIDGES; brd_type++) {
+		if (CheckBridge_Stuff(brd_type, bridge_len)) {
+			/* bridge is available, compare speeds */
+			const BridgeSpec *b = GetBridgeSpec(brd_type);
+			if (b->speed >= fastest_speed) {
+				fastest_type = brd_type;
+				fastest_speed = b->speed;
+			}
+		}
+	}
+
+	return fastest_type;
+}
+
+/**
  * Determines if the track on a bridge ramp is flat or goes up/down.
  *
  * @param tileh Slope of the tile under the bridge head