But those are exceptions to the rule, according to some transportation analysts.

Just as critical as their speed, according to transportation analysts, will be the cost of riding the new trains.

Despite yesterday's rebound, many transportation analysts remain loath to recommend specific stocks.

Going forward, transportation analysts say, an expanding network of ferries will likely provide relief for crowded train lines and traffic-choked bridges.

Virginia can claim some of the best and the worst when it comes to experience with high-occupancy-vehicle lanes, transportation analysts say.

Her mother is a transportation analyst in Houston for Exxon Chemicals of America.

"There's a transportation analyst behind you," Ms. Gramp added as she rounded a corner.

But Mr. Komanoff, the transportation analyst, said there may be less to the statistic than meets the eye.

Although precise traffic counts in Manhattan are not available, transportation analysts say the level of congestion has rarely, if ever, been higher.

This is now conventional wisdom to many transportation analysts, and they point to Interstate 287 as proof.