État initial des voies réservées au covoiturage sur le périphérique.
Contract 20252025S01687 · notified in 2025
In 2025, the City of Paris awarded contract 20252025S01687, "Baseline study of the carpool lanes on the Paris ring road." (services, etudes relatives à l'espace public), to Cerema for a maximum of €101k.
Source: DECP via opendata.paris.fr, data as of 28 September 2026.
Cerema carries out a baseline study of the carpool lanes on the Paris ring road, under a quasi in-house arrangement.
Original label (DECP) : « SA3 QUASI-REGIE ETAT INITIAL VOIES RESERVEES COVOIT.PERIPHER » · SERVICES · Public space studies · Supplies and services · Architecture / engineering · carried out in Paris
Who won it
Ceremaregistered office LYON (69003) · headcount 51 · SIRET 13001831000396The competition
Median for this procedure in 2025: 1 bids, across 118 comparable contracts. Contract awarded without prior advertising or competitive bidding · awarded to 1 company
Open data publishes the winner and the bid count — never the identity of unsuccessful bidders.
Contract no. 20252025S01687 · scope M57 Ville · See this contract’s exact record on opendata.paris.fr ↗