Obrascon Huarte Lain SA from Madrid secured the EUR26.75 million contract, excluding VAT, for a 5-km tunnel as part of the outfall project between the current Soria WWTP, to the new Sinova WWTP. For tender documents please click here. Contact Acuaes SA, Madrid, tel +34 915986270, fax +34 915350502, email contratacion@acuaes.com. Ref. n. ACE/607.03/19/OBRA/01. 32/20.