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Urban planners in mid-sized cities have increasingly turned to bus rapid transit (BRT) systems as a lower-cost alternative to subway expansion. Unlike traditional bus routes, BRT networks use dedicated lanes, elevated boarding platforms, and pre-paid ticketing to move passengers with a speed and reliability that approaches light rail, yet at a fraction of the construction cost. A comparative study of eleven mid-sized cities that adopted BRT corridors over the past decade found that average commute times along those corridors fell by nearly a quarter, while ridership on the affected routes roughly doubled within five years of launch. The savings were not limited to travel time. Because BRT infrastructure can often be built within existing road right-of-way, cities avoided the lengthy land acquisition disputes and tunneling costs that typically delay rail projects by years. Even so, the study's authors caution that BRT's advantages depend heavily on political follow-through. In several cities, dedicated bus lanes were narrowed or converted back to general traffic use within a few years of opening, once congestion complaints from motorists mounted and enforcement of lane violations lapsed. Where this occurred, the speed advantage of BRT eroded quickly, and ridership gains stalled or reversed. The researchers also noted that BRT systems paired with complementary bicycle infrastructure and pedestrian-friendly station design saw the strongest and most durable ridership growth, suggesting that the mode works best as part of an integrated network rather than as a stand-alone fix. They conclude that while BRT offers a genuine and affordable path to faster urban mobility, its long-term success rests less on engineering and more on sustained municipal commitment to protecting dedicated lanes against reversion to general traffic.