Ten companies and consortiums have filed bids for the construction of Lot 1 of Sofia – Kalotina highway, the Road Infrastructure Agency announced. Consortium Magistrali Kalotina with partners Trace Group Hold, PSI (a subsidiary of Trace), SBS and Integrated Road Systems is among the bidders The project for the construction of the 31.5km section has indicative value of BGN 200m, indicative term of completion from 21 to 25 months and it is co-financed by the EU-funded operational programme Transport.