Bulgaria's Regional Development Ministry on August 8 opened the bidding on 22 lots of EU-funded road and water infrastructure projects.
The projects are worth a total 21.6 million euro, according to wire agency SeeNews.
The EU will provide 16.2 million euro for the projects, which are aimed to improve infrastructure in towns with potential for tourism, the ministry said.
September 18 is the deadline for interested companies to file bids for 10 lots in several towns across Bulgaria.
The projects will include repairing water supply networks and linking waste waters with treatment plants.
September 19 is the deadline for the 12 lots for road reconstruction projects.