Shield Classes

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 Country Name ROUTE_TYPE Description
0 Any value Any value SHIELD_LBL has no value.
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.
1 Any countries not listed above 1 National.
2 Any countries not listed above 2 State/Provincial.
3 Any countries not listed above 3 County/District.
4 Any countries not listed above 4 Regional.
5 Any countries not listed above 5 Local.
6 Any countries not listed above 6 Local.