No Bridge Tolls in N. CA

[cnielsen]

Does anyone have any more information on this:

http://www.pge.com/about_us/environment/clean_air/residential/natural/res_nat_ngv_economics.html

no bridge tolls during commute hours.

http://townhall-talk.edmunds.com/[email protected]@.f0fdc7d/35

Is this only during commute hours:

6 - 9am
3 - 7pm

Thanks