Pedzisa mutsara unotevera: Kambani yakaunza yekutanga Crampton locomotive muFrance, uye yakawana mirairo kubva kwete chete kuChemin de Fer du Nord, asiwo Paris Orléans neParis Lyon njanji. Dambudziko remari (pamwe chete ne
1848 revolution) yakakonzera kuderera, uye kuderera kwemirairo ye locomotive, kukurudzira kambani kuti iite zvakasiyana-siyana. Chimwe chigadzirwa chitsva chaiva kugadzirwa kwemichina yokuruka. Chimwe chaiva kugadzirwa kwebhiriji resimbi, uye muna 1852 kambani yacho yakavaka bhiriji resimbi rokutanga muFrance. Chivako chacho, chakavakwa paSeine paAsnières chakanga chine urefu hwose hwe. Pasinei nemirairo isingazivikanwi kambani yakawedzera nokukurumidza; na 1856 chinyorwa chechipiri chemugove chakapetwa kaviri mari yekambani, gore rimwe chetero mari yekambani yaiva 7 mamiriyoni francs. Muna 1855 fekitari yekambani yacho yakawedzerwa kuti igone kuvakwa mabhiriji esimbi. Mimwe mirairo yemabhiriji esimbi yakabva kuFrance, uye kunze kwenyika, ichipa kambani basa kwemakore akati wandei, uye kukura kwakadzikama. Kuita kuti zvinhu zvisanyatsojeka mubhizimisi rokuvaka motokari, kambani yacho yakatanga kugadzira injini dzemhepo, uyewo kuvaka ngarava <unk> kuwana ngarava huru muNantes, uye kuva mutengesi weFrance Navy.