// -- smoke etc -- //

        switch (FEAT_TRAINS, SELF, suburban_switch_visual_effect_and_powered_by_variant_0, current_railtype) {

            return visual_effect_and_powered(VISUAL_EFFECT_STEAM, -3, DISABLE_WAGON_POWER);

        }

        switch (FEAT_TRAINS, SELF, suburban_switch_visual_effect_and_powered_by_variant_flipped_0, current_railtype) {

            return visual_effect_and_powered(VISUAL_EFFECT_STEAM, -3, DISABLE_WAGON_POWER);

        }

        switch (FEAT_TRAINS, SELF, suburban_switch_visual_effect_and_powered_calculate_offset_0, vehicle_is_flipped) {

            1: return suburban_switch_visual_effect_and_powered_by_variant_flipped_0;

            return suburban_switch_visual_effect_and_powered_by_variant_0;

        }

        switch (FEAT_TRAINS, SELF, suburban_switch_visual_effect_and_powered_by_variant_1, current_railtype) {

            return visual_effect_and_powered(VISUAL_EFFECT_STEAM, 3, DISABLE_WAGON_POWER);

        }

        switch (FEAT_TRAINS, SELF, suburban_switch_visual_effect_and_powered_by_variant_flipped_1, current_railtype) {

            return visual_effect_and_powered(VISUAL_EFFECT_STEAM, 3, DISABLE_WAGON_POWER);

        }

        switch (FEAT_TRAINS, SELF, suburban_switch_visual_effect_and_powered_calculate_offset_1, vehicle_is_flipped) {

            1: return suburban_switch_visual_effect_and_powered_by_variant_flipped_1;

            return suburban_switch_visual_effect_and_powered_by_variant_1;

        }

    random_switch (FEAT_TRAINS, FORWARD_SELF(0), suburban_switch_visual_effect_and_powered_variants) {

        dependent: suburban_switch_graphics;

            1: suburban_switch_visual_effect_and_powered_calculate_offset_0;

            1: suburban_switch_visual_effect_and_powered_calculate_offset_1;

    }