pilot jan cocheret wrote at the beginning of the year about his fear of being locked out of the cockpit after visiting the aircraft's toilet  a dutch pilot 'predicted' the germanwings crash several weeks ago in an article written in a specialist flight magazine posing the question: 'i seriously wonder who's sitting next to me' chillingly jan cocheret, who flies a boeing 777 for emirates airlines warned: 'i hope i never find myself in the situation where i go to the toilet and return to find a cockpit door that won't open' mr cocheret was writing for dutch flying magazine piloot en vliegtuig (pilot and plane) where he expressed his fears his article warned that someone could use the security procedures introduced in the aftermath of the 9/11 atrocities to prevent an aircraft's captain re entering the flight deck after a rest break french prosecutors have determined that andreas lubitz waited for his captain to leave the flight deck before disabiling key pad controlling access to the cockpit he then selected an altitude of 96 feet on the aircraft's flight computer before setting it on its collision course with the alps investigators revealed that the aircraft's captain patrick sondenheimer can be heard banging on the cockpit door urging his colleague to open up until the jet hits the alps at more than 400 miles per hour audio leading up to the crash revealed that captain sondenheimer had complained that he did not have enough time to use the toilet while the aircraft was on the ground in barcelona as soon as the aircraft achieved its cruising altitude of 38,000 feet, captain sondenheimer can be heard leaving the cockpit as soon as the door closed behind him, lubitz flicked a switch which disabled the keypad on the cabin side of the door for five minutes and initiated his descent the door lock override is switched off after five minutes as an additional safety measure in case the flight crew become incapacitated lubitz is believed to have flicked the switch a second time during the eight minute descent mr cocheret later wrote on his facebook page: 'unfortuantely, this terrible scenario has become a reality' scroll down for video  andreas lubitz locked his captain out of the cockpit before commanding the aircraft to crash into a mountain  scientists are currently trying to identify the remains of the 150 people killed in the disaster using dna  investigators are currently trying to carve a road up to the crash site to help speed up the recovery process  his original article predicted the exact way such an atrocity could be carried out he said: 'i seriously sometimes wonder who’s sitting next to me in the cockpit how can i be sure that i can trust him? perhaps something terrible has just happened in his life and he’s unable to overcome it 'there indeed does exist a way to get back into the cockpit, but if the person inside disables this option (the security code to get in), one could do nothing but sit with the passengers and wait and see what happens' german airline lufthansa has set aside $300 million to deal with potential civil claims against the company following the germanwings disaster the french crash investigators bea said they will look into methods of preventing a similar incident in future a spokesperson said: '(we will study) systemic weaknesses (that) might possibly have led to this aviation disaster' german officials have revealed that lubitz, 27, received psychotherapy before gaining his pilot's licence after expressing suicidal tendencies crash investigators are trying to build a road to the site of the crash to help speed up recovery efforts and attempts to find the second black box lufthansa has so far refused to say whether they were aware of lubitz's mental health history although they said he had passed all the required medical tests to work with germanwings, its low cost subsidiary
jan cocheret last month cocheret andreas lubitz alps 400mph
pilot jan cocheret wrote about his fears about cockpit suicides last month . he said he was afraid to return from the toilet to find the door locked . mr cocheret highlighted how security measures could cause problems . andreas lubitz crashed the jet carrying 150 people into the alps at 400mph 