Set minimum bridge height clearances for default stations

src/station_cmd.cpp

@@ -782,6 +782,10 @@ bool IsRailStationBridgeAboveOk(TileIndex tile, const StationSpec *statspec, byt
 
 	if (statspec && HasBit(statspec->internal_flags, SSIF_BRIDGE_HEIGHTS_SET)) {
 		return (GetTileMaxZ(tile) + statspec->bridge_height[layout] <= GetBridgeHeight(GetSouthernBridgeEnd(tile)));
+	} else if (!statspec) {
+		// default stations/waypoints
+		const int height = layout < 4 ? 2 : 5;
+		return (GetTileMaxZ(tile) + height <= GetBridgeHeight(GetSouthernBridgeEnd(tile)));
 	} else {
 		return _settings_game.construction.allow_stations_under_bridges;
 	}

src/tunnelbridge_cmd.cpp

@@ -502,6 +502,10 @@ CommandCost CmdBuildBridge(TileIndex end_tile, DoCommandFlag flags, uint32 p1, u
 								uint layout = GetStationGfx (tile);
 								assert(layout < 8);
 								if (GetTileMaxZ(tile) + statspec->bridge_height[layout] > z_start + 1) goto not_valid_below;
+							} else if (!statspec) {
+								// default stations/waypoints
+								const int height = GetStationGfx(tile) < 4 ? 2 : 5;
+								if (GetTileMaxZ(tile) + height > z_start + 1) goto not_valid_below;
 							} else if (!_settings_game.construction.allow_stations_under_bridges) {
 								goto not_valid_below;
 							}