What is the annual budget for bridge structural-inspection for Canada
and USA? How many government approved inspector companies in each
province/states and their list? Data for the top five Canadian
provinces, and the top twenty US states will be sufficient.

What is the bridge structural-inspection frequency and the number of
inspectors involved in the inspection based on the bridge type, for
Canada and USA? How much data logging is required by law for each
inspection, for the cases that there are no problems to report and for
the cases where there is a problem to report and resolve?
Data for the top five Canadian provinces, and the top twenty US states
will be sufficient.

Provide a list of lawsuits against any bridge inspection
company due to improper inspections. What has been the reported cost
increase in a bridge repair because of improper inspection and who
bears the extra cost of the repair, in Canada and US?

As an starting point: 
http://www.nhi.fhwa.dot.gov/crsmaterial.asp?courseno=130055#ig
http://www.fhwa.dot.gov/bridge/mtguide.pdf
http://dmses.dot.gov/docimages/pdf90/308104_web.pdf