According to Yonhap News Agency on May 23, a tower crane collapsed at a construction site of an apartment building in Jijin-dong, Namyangju, Gyeonggi Province, South Korea, at about 4:40 p.m. local time on May 22, killing three people and injuring two others.
The incident occurred when the 18-ton tower crane equipment suddenly broke and collapsed, causing five workers working on the crane to fall.54-year-old worker Kim was rescued after falling, but due to a broken leg, he was rushed to the Seoul Regional Hospital but unfortunately died at 1 a.m. on the 23rd due to the failure of rescue.
Notes on working at height
1, where the work is carried out in the high ground 2 meters and above, should be regarded as work at height. Where the work can be done in advance on the ground, must be done on the ground to minimize the work at height.
2, as the work at height staff must be in good health, suffering from mental illness, epilepsy and identified by a physician suffering from high blood pressure, heart disease and other inappropriate to engage in work at height disease, are not allowed to participate in work at height. Where staff are found to have alcohol, mental disorder, prohibited to work at height.
3, work at height must first build scaffolding or take measures to prevent the team from falling, can be carried out.
4, in the top of the dam, steep slopes, roofs, cliffs, towers, suspension bridges, and other dangerous edges to work, the side of the air should be equipped with safety nets or protective railings, otherwise staff must use safety belts.
5, cliffs, steep slopes or sidewalks on the site of snow, ice, debris, dirt shall be cleaned up frequently, by the outside side shall be set up 1 meter high railing. Inside the railing set 18 cm high side plate or ridge, in order to prevent falling objects hurt.
6, in the absence of scaffolding or scaffolding without railing work, the height of more than 1.5 meters, must use the safety belt, or take other reliable safety measures.
7, the safety belt should be checked before use, and should be regularly (every 6 months) static load test, the test load is 225 kilograms, the test time is 5 minutes, after the test to check whether there is deformation, rupture, etc., and make a good record of the test. Unqualified seat belts should be dealt with in a timely manner.
8, the hook or rope of the safety belt should be hung on a strong and solid components or wire rope designed to hang the safety belt. It is prohibited to hang on the moving or unsound objects.
9, high work should always use the tool bag. Larger tools should be tied to a rope in a solid component, not allowed to put, in order to prevent accidents from falling from a height.
10, in the work at height, in addition to the relevant personnel, not allowed to others in the workplace below the line or stay, the workplace should be fenced or installed below other protective devices to prevent falling objects hurt. Such as working on the grille type platform, in order to prevent the tools and equipment fall, should be laid with wooden planks.
11, tools and materials are not allowed to be thrown up and down, to be tied to the rope down or up to send, so as not to injure the staff below or destroy the scaffolding.
12, the upper and lower levels of work at the same time, the middle must be set up tight and solid protective partition, canopy or other isolation facilities, the staff must wear helmets.
13, in winter below minus ten degrees for open-air work, if necessary, should be near the construction area with a warm rest, heating equipment should be managed, pay attention to fire prevention.
14, in 6 and above the wind and rainstorms, thunder, fog and other inclement weather, should stop the open-air work.
15. It is prohibited to board on the unsound structure (such as asbestos tile roof) for work. In order to prevent accidental boarding, warning signs should be hung on the necessary locations of such structures.