Incident Overview
The Train-on-Train Collision involving KA 22 Mutiara Timur & KA Angkutan Tepung Tapioka (Sidoarjo–Probolinggo) occurred on 26 February 1979. The recorded incident site is located at Sidoarjo Station Yard, East Java, within the operational territory of Daop 8 Surabaya (Surabaya Operation Region).
Based on verified operational records: Tabrakan Langsir yard: KA 22 Mutiara Timur menabrak trainset angkutan tepung tapioka yang sedang melakukan gerakan langsir.
Track Characteristics & Operational Corridor
The incident location is situated along the track section or station perimeter of Sidoarjo Station Yard, East Java. Railway lines across Daop 8 Surabaya (Surabaya Operation Region) represent active corridors with steady passenger and freight traffic. Train operations are governed by statutory right-of-way principles outlined in national railway operational codes. At level crossings and station yards, traffic safety strictly relies on signaling obedience, level crossing warning devices, and road user compliance with rail right-of-way regulations.
Rolling Stock Involved & Recorded Impact
Zero Casualties: Official historical safety records confirm no fatalities and no injuries occurred in this incident.
Rolling stock and fleet formations identified in official documentation include: Locomotive BB 301 07 (BB301 07) & 1 cars ekonomi (KA 22) rusak ringan; 1 railcars tertutup (KA Tapioka) hancur. Post-incident emergency responses were carried out by regional railway operational teams and local emergency services, encompassing safety evacuations, physical structural assessments of locomotives and carriages, track clearing, and restoration of signaling infrastructure.
Safety Regulations & Statutory Context
This technical documentation is compiled as part of Indonesia's national railway safety public archive. In accordance with Law of the Republic of Indonesia Number 23 of 2007 concerning Railways (UU No. 23/2007), railway safety is a shared responsibility covering rolling stock airworthiness, track infrastructure integrity, train crew operational discipline, and public adherence at level crossings to safeguard safe and orderly transportation.