AUSTIN — Transportation officials on Thursday approved more than 80 toll road projects across the state, many of which probably would use some private financing. State lawmakers recently passed a two-year moratorium on some private toll road contracts. The law still allows local and state planners to move on the new toll projects — with a price range of more than $50 billion — although the rules have changed. Under these projects, local officials would get the first crack at development before the state steps in. And even if privately financed, the government would own and operate the roads and...