I have not used that style of chain, but have used the self-tensioning type pictured here:
BuyAutoTrac.com | Buy Auto-Trac™ Self-Tightening Tire Chain | Snow Chain, Easy Installation & Removal - buyautotrac.com
The chains go over the top of the tires, and it isn't necessary to roll forward on them to install. Cables pull out to connect the chain halves, and they automatically tension as you drive.