45. Testing of Batteries Charger A battery is an energy source and care has to be observed in handling them. …
44. Steel Structure Election As far as practicable the safety of workers employed on the erection of steel and prefabricated…
43. Spray Painting Spray painting is a painting technique in which a device sprays coating materials through the air onto…
42. Rigging General Rigging equipment for material handling shall be inspected prior to use on each shift and as necessary during…
41. Removal of Floor Gratings Prior to grating removal and the start of work, a person in charge will review…
40. Radiography Radiographic Testing (RT) – This method of weld testing makes use of X-rays, produced by an X-ray tube, or gamma…
39. Pouring Concrete Installing concrete is a challenging job and every concrete pour is different. Size, shape, color, finish and…
38. Pneumatic Testing There are two methods for pressure tests: hydrostatic and pneumatic. A hydrostatic test is performed by using…
37. Piping or Equipment Installation Please refer to the 36. Piping Installation in JSA (위험성평가). ∴ ∴ Hazard Category Hazards…
36. Piping Installation What safety precautions must be taken during the installation of pipe? 8 Critical Pipeline Safety Precautions to…