| Primary Roads National Shapefile Record Layout | |||
| tl_year_us_primaryroads.shp | |||
| Field | Length | Type | Description |
| LINEARID | 22 | String | Linear identifier |
| FULLNAME | 100 | String | Concatenation of expanded text for prefix qualifier, prefix direction, prefix type, base name, suffix type, suffix direction, and suffix qualifier (as available) with a space between each expanded text field. |
| RTTYP | 1 | String | Route type code |
| MTFCC | 5 | String | MAF/TIGER feature class code |