France SNCF Service - Snowplows Wagons Langeac Langeac 3m 4a 20060312 images/SNCF/Serv/CN/Langeac3_E4A 3m between the axles. Langeac 3m 4b 20060312 images/SNCF/Serv/CN/Langeac3_E4B_EB 3m between the axles. Langeac 3m 4b 20060312 images/SNCF/Serv/CN/Langeac3_E4B_ER 3m between the axles. Different livery. Langeac 4,50m 4a 20060312 images/SNCF/Serv/CN/Langeac4_E4A 4,50m between the axles. Flanger Flanger 64 4a4b 20060115 images/SNCF/Serv/CN/Langeac3_E4A One-side snowplows. Not for high snow. Rotating snowplows Pontarlier turbines 4a4b 20060312 images/SNCF/Serv/CN/CN_Pontarlier_E4 Built on an old tender frame.