/* It must not be a flat tile */
switch(FEAT_INDUSTRYTILES, SELF, bulk_terminal_tile2_flat_check, nearby_tile_slope(0,0) == SLOPE_FLAT) { 
    1: return CB_RESULT_LOCATION_DISALLOW; return CB_RESULT_LOCATION_ALLOW; 
}

/* We allow on sea shores and on normal slopes - but not rivers and canals */
switch(FEAT_INDUSTRYTILES, SELF, bulk_terminal_tile2_land_check, nearby_tile_water_class(0,0) == WATER_CLASS_NONE) {
    1: bulk_terminal_tile2_flat_check; 
    return CB_RESULT_LOCATION_DISALLOW; 
}
switch(FEAT_INDUSTRYTILES, SELF, bulk_terminal_tile2_location_check, nearby_tile_water_class(0,0) == WATER_CLASS_SEA) { 
    1: bulk_terminal_tile2_flat_check; 
    bulk_terminal_tile2_land_check; 
}