On 16 July 2010, a lorry crane used for tree pruning exercise along a road was involved in a serious accident when the retracting boom hit a public bus. One passenger died and several others injured. It is important to note that strict adherence to safe work procedures for lorry crane operations are critical to ensure safety of workers as well as other road users. The purpose of this circular is to remind employers on the common workplace hazards involved in such works and their preventive measures.
Read full article at https://www.wshc.sg/files/wshc/upload/cms/file/20100729-38%20Safe%20Work%20Procedures%20for%20Operating%20Lorry%20Cranes%20on%20Public%20Roads(1).pdf