| _columnWidth | Width (minimum) of each column |
| _culture | Culture to use when outputting. Defaults to InvariantCulture |
| _data | Ascii output data |
| _doTruncate | Flag indicating if truncation of string should take place - only when no delimiter is defined |
| _formatChainage | Format string for chainage outputs |
| _formatDefault | Format string for string outputs |
| _formats | Format strings for dynamic and static outputs |
| _itemPredefinedNames | Default predefined names for static items |
| _itemPredefinedNamesYOffset | Offset for Y name of static item, for the XY outputs |
| _maximumTime | Time of maximum value of output quantity |
| _maximumValue | Maximum value of output quantity |
| _minimumTime | Time of minimum value of output quantity |
| _minimumValue | Minimum value of output quantity |
| _resultData | Result data to extract results from |
| _resultSpec | Result specification - storing frequency is used |
| _timeBetweenUpdates | Time between updating - writing to file |
| _timeOfNextUpdate | Time of next update - write-to-file |
| _timestepCount | Number of time steps written |
| _writer | Writer to write output to |