visible precision status object_reference precisionalti cistern pipe_material watertype bedding cover_type hydrant_material hydrant_model_inf hydrant_model_sup hydrant_output hydrant_provider leak_cause overflow part_type pipe_function pipe_installmethod pipe_protection pressurecontrol_type protectionzone_type pump_operating pump_type remote_type source_quality source_type subscriber_type survey_type tank_firestorage valve_actuation valve_function valve_type locationtype value_list_base valve_maintenance worker_type