PublicTenders.net has an archive of tenders for the whole of the EU, going right back to 1 February 2008. That's over 1.5 million documents in total – and a fantastic research resource.
PL-Katowice: child daycare services (Tender - summary)
F-Tonneins: leisure centre (Tender - summary)
F-Paris: child daycare services (Tender - summary)