The content has been shared, if you want to share this content with other users click here.
Worth US$1.6bn in total, the contracts were supposed to be awarded last Friday. However, the ceremony was suspended as Bogotá's public services unit requested more time to respond to observations made by companies participating in the tender, bidding documents show.
Four bidders did not present insurance policies and another seven failed to meet financial requirements.
The contracts will see the capital being divided into five administrative zones for waste management.
Apart from waste management services, the contracts also require vehicles capable of handling containers mechanically and modern trash cans.