Negotiated invitation to tender, deadline 25.04.2017, for the construction of 6470 m of the 14km sewer tunnel from the Bromma Wastewater Treatment Plant to the Sickla plant, and 620m of the 2430 works tunnels, vertitical shafts and ancillary works at Stockholm (Lot E1). The tunnel’s goes via Bromma’s south-west coastline, under Lake Mälaren to Eolshäll and eastward to the pumping station at Sickla. The tunnel will be blasted at around 30–90 m below ground level. The main tunnel will be built through five working tunnels  four are new: Åkeshov (existing), Smedslätten, Eolshäll, Liljeholmen and one is pre existing - Gullmarsplan. Duration of the contract is until 30/05/2025. For further information http://www.stockholmvattenochavfall.se/en/sfa-start/tunnel-and-wwtp/#!/modern-wastewater-treatment. Contact Stockholm Vatten VA AB, Stockholm, attn Sten Janson, fax +46 852212002, email sten.janson@svoa.se. Visit http://ted.publications.eu.int/udl?request=Seek-Deliver&language=en&docid=112559-2017. Ref.n. 16SV845. 14/17.