Unionized bus drivers in Seoul have reached a collective wage deal with the management, ending a two-day strike that caused major disruptions for commuters, according to officials Thursday. The agreement was reached in a special mediation session held late Wednesday at the Seoul branch of the National Labor Relations Commission following marathon negotiations, according to Seoul city government officials. Bus services in the capital will operate normally starting Thursday morning after the capital's unionized bus drivers launched their first strike in two years on Tuesday as wage talks broke down. The strike had caused major inconvenience to commuters, with only 562, or 8 percent, of the city's 7,018 intracity buses in operation on Wednesday morning. The strike prompted the Seoul city government to increase the number of additional subway services during rush hour from 172 on Tuesday to 203 on Wednesday. The peak commuter train service hours were also expanded by two hours Wednesday, compared with one hour Tuesday. In addition, the authorities tried to alleviate platform congestion by sen