Singapore suspends works after viaduct collapse kills worker

Preliminary investigations showed corbels - brackets that help support beams - had given way while the construction team was working in the early hours."As a precautionary measure, LTA is checking all other work sites," the Land Transport Authority said in a statement."Works at all LTA road and rail construction sites will observe a safety timeout this morning."Three of the injured were also Chinese, one was Indian and six were Bangladeshis.Engineers responsible for the project had been ordered to carry out a detailed investigation into the design and construction quality, the LTA said.