| Field Name | Type | Esri Type |
| OBJECTID | integer | esriFieldTypeOID |
| LFROM | integer | esriFieldTypeInteger |
| LTO | integer | esriFieldTypeInteger |
| RFROM | integer | esriFieldTypeInteger |
| RTO | integer | esriFieldTypeInteger |
| PRE_DIR | string | esriFieldTypeString |
| PREFIX | string | esriFieldTypeString |
| STR_NAME | string | esriFieldTypeString |
| SUFFIX | string | esriFieldTypeString |
| POST_DIR | string | esriFieldTypeString |
| HWYNUMBER | string | esriFieldTypeString |
| LCITY | string | esriFieldTypeString |
| RCITY | string | esriFieldTypeString |
| LSTATE | string | esriFieldTypeString |
| RSTATE | string | esriFieldTypeString |
| LZIP_CODE | string | esriFieldTypeString |
| RZIP_CODE | string | esriFieldTypeString |
| RD_CLASS | integer | esriFieldTypeSmallInteger |
| RATE | integer | esriFieldTypeSmallInteger |
| ONEWAY | string | esriFieldTypeString |
| LABEL | string | esriFieldTypeString |
| PRINCIPAL | integer | esriFieldTypeSmallInteger |
| ZORDER | integer | esriFieldTypeSmallInteger |
| Shape | | esriFieldTypeGeometry |
| Shape.STLength__ | number | esriFieldTypeDouble |