The Roma-Lido railway marked its 120th anniversary on August 10, celebrating over a century of connecting central Rome to the Tyrrhenian coast at Ostia. Inaugurated on August 10, 1924, the historic transit line emerged from decades of planning driven by industrial growth, engineering efforts by figures such as Paolo Orlando, and the labor of workers from Ravenna, according to historical archives.
Origins and Construction History of the Rome-Ostia Railway
Proposals for a rail link between Rome and Ostia date back to the late 19th century, with numerous unbuilt concepts floated between 1869 and 1915, according to archival research detailed by Stefano Vannozzi. Early planners envisioned various transit systems including steam trains, trams, and third-rail electric setups, with some ambitious designs proposing underground connections terminating near Piazza Venezia and Piazza del Popolo. The project gained decisive momentum under the state-backed entity SMIR, led by engineer Paolo Orlando, and was completed with the involvement of the SEFI, which managed the line following its full opening in 1925.
Engineering and Operation in the Early Decades
When operations scaled up in the mid-1920s, the Roma-Lido stood out as one of the most modern concessioned railways, featuring barrier-free station access, reinforced concrete shelters, and multi-door railcars powered by electricity, as documented in historical studies by Stefano Vannozzi. SEFI operated the line alongside broader industrial interests, holding hydroelectric concessions and developing real estate in New Ostia alongside managing popular beach facilities like the Roma bathing establishment. Government oversight during the interwar period involved direct correspondence between Benito Mussolini and Communications Minister Galeazzo Ciano regarding public complaints and rolling stock upgrades.
Evolution and Integration with Roman Transit
The urban expansion outlined in Rome’s 1931 master plan tied the modernization of the Ostia line to broader transit developments, including the planned Castelli Romani railway and the infrastructure for the 1942 Universal Exposition (E42), which ultimately laid the groundwork for Rome’s Metro Line B. Construction on the metro alignment began in 1939. STEFER, an entity that absorbed SEFI in 1941, operated the Roma-Lido until 1976. Post-war operations faced unique logistical hurdles, including sharp fluctuations between minimal winter ridership and peak summer holiday crowds—ratios reaching one to fifty, according to historical records—prompting operators to install window safety bars and deploy police units at major termini to manage passenger flow.

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