Expressions of interest invited from Environmental Consultants, deadline 14.07.2009, to provide independent environmental checking services for the 26 km-long Express Rail Link to be constructed entirely in tunnel beneath Hong Kong. Contact K F Nam in Hong Kong, fax +852 2208 3303. For more visit www.mtr.com.hk/eng/tenders/XRL_C806.html and for background information on this major project visit tunnelbuilder archive cn/81. 28/09.