According to a report by Bloomberg, the banks are Bank of Tokyo-Mitsubishi UFJ Ltd., DBS Bank Ltd., Mizuho Corporate Bank Ltd., Oversea-Chinese Banking Corp., Sumitomo Mitsui Banking Corp. and United Overseas Bank Ltd. Singapore Power will not comment on any other terms of the financing.

Both tunnels will transfer electricity beneath city and will have a 100-year design life. Mott MacDonald is designing the 18.5km-long North-South cable tunnel. A consortium of Worley Parsons and AECOM are doing the 16.5km-long East-West tunnels.

Tenders for the tunnels are currently being advertised on Singapore Power’s web site.