More than 2,300 athletes from 41 countries will compete in the Ironman 51.50 triathlon in Cartagena on September 6. ^[1] The Transcaribe bus system will implement temporary route diversions on September 6, 2026, to accommodate road closures for the Ironman 51.50 triathlon in Cartagena. ^[2] The Ironman 51.50 race is part of The Ironman Group international circuit and covers a total distance of 51.5 kilometers. ^[3] The race consists of three disciplines: 1.5 kilometers of swimming, 40 kilometers of cycling, and 10 kilometers of running. ^[4] Routes T101, T103, X101, X102, X103, X104, X105, and X106 will be diverted, avoiding the Bocagrande neighborhood and stations Centro and Bodeguita. ^[5] The Ironman 51.50 triathlon will host more than 2,300 athletes from 41 countries, with the competition running between 5:30 a.m. and noon. ^[6] The influx of athletes and visitors is expected to boost local sectors including hotels, restaurants, transportation, and commerce due to multi-day stays. ^[7] Transcaribe recommends users activate notifications on official social media accounts and use the WhatsApp channel 'TransCaribe te informa' for real-time updates. ^[8]