[speedog]

Originally Posted by kev_427

Busiest highways in BC with <4 lanes:

99 – North Vancouver 60 400
1 – Malahat 24 700
7 – Maple Ridge 24 500
7 – Mission 23 100
10 – Langley 22 700
97 – Peachland 20 500
99 – Whistler 19 100
14 – Sooke 17 700
13 – Aldergrove 17 500
1 – Salmon Arm 14 600
97 – Quesnel 14 300

in AB:

1A – Cochrane 15 200
22 – Cochrane 14 300

sources:
https://prdoas3.pub-apps.th.gov.bc.ca/tsg/
http://www.transportation.alberta.ca/mapping/

Highway 1A between Calgary and Chestermere appears to have much larger numbers then the 2 Cochrane highways although I may be interpreting the data incorrectly.