Shield class (SHIELD_CL) values for highways, major roads, motorways, streets, and cartographic streets in North America are defined in the following table:
SHIELD_CL[2] |
Country Name |
ROUTE_TYPE | Description |
---|---|---|---|
0 | Any value | Any value | SHIELD_LBL[2] has no value. |
1 | Any value | 1 | National. |
2 | Any value | 2 | State/Provincial. |
3 | Any value | 3 | County/District. |
4 | Any value | 4 | Regional. |
5 | Any value | 5 | Local. |
6 | Any value | 6 | Local. |
11 | United States | 1 | Interstate highway. |
12 | United States | 2 | Federal highway. |
13 | United States | 3 | State highway. |
Virgin Islands | 1,2,3 | County road. | |
14 | United States |
4,5 | County road. |
Virgin Islands | |||
15 | United States | 4,5 | County road not named as such. |
Virgin Islands | |||
21 | Canada | 1,2,3 | Highway (TransCanada/Primary Provincial route/Secondary Provincial route/Autoroute/Regional, County, District) where ORDER1_NAME doesn't contain 'Ontario' or 'Québec' and (StreetName or StreetNameAlt1 or StreetNameAlt2 or StreetNameAlt3 or StreetNameAlt4) contains '%Trans Canada%' or '%Yellowhead%'.1 |
22 | Canada | 1,2,3 | Highway (Primary Provincial route/Secondary Provincial route/Autoroute/Regional, County, District). |
23 | Canada | 1 | Autoroute (Primary Provincial route/Autoroute). |
24 | Canada | 2,3 | Route (Secondary Provincial route/Autoroute/Regional, County, District). |
25 | Canada | 3 | Regional/County/District route. |
26 | Canada | 3 | Regional/County/District route not named as such. |
31 | Mexico | 1 | Freeway, Tollway, Federal road. |
32 | Mexico | 2 | Freeway, Tollway, State (Estado) road. |
41 | Puerto Rico | <Any value> | Autopista/Carretera Nacional where SHIELD_LBL contains numbers 22, 52, 10, 30, 26, 66, 53, 15, 20, 18, 17, 25, 5, 54, 6, or 60. |
42 | Puerto Rico | <Any value> | Autopista/Carretera Nacional where SHIELD_LBL contains numbers 1, 2, or 3. |
43 | Puerto Rico | <Any value> | Autopista/Carretera Nacional where SHIELD_LBL does not contain numbers 22, 52, 10, 30, 26, 66, 53, 15, 20, 18, 17, 25, 5, 54, 6, 60, 1, 2, or 3. |