Services Contract For The Technical Assistance Of Joint Quality Control Of The Works Of The Construction Project "Conditioning For The Improvement Of The Mobility And Safety Of Public Transport Runners And Various Stations And Stations Of 'Buses In Various Parts Of Catalonia. Area Barcelona Est. Phase 1. Key: Pc-Aic-211084.1-F1' 'And The Construction Project` `Conditioning For The Improvement Of Mobility And The Improvement Of The Public Transport And Various Stations And Stops Of 'Buses In Various Parts Of Catalonia .. Lleida. Key: Pc-Aic-21084.1-F1+1