Contains the 2nd grade pipe work construction management engineer second certification (on-site).This course is for those who aim to pass the exam by past exams.*For problem 1, 3 years of R5 to R3*Problems 2 and 3 are for 11 years from R5 to H25.*For problem 4, 3 years from R5 to R3*For question 5, 16 years from R5 to H20*For question 6, 11 years from R5 to H25Start studying little by little during your commute on the train or bus or during your breaks.*The following questions are included.●Problem 1/R5~R3/○✕Problem, improvement plan description ⇒ Answer image is listed.●Question 2 Question 3/R5~H25/Notes description ⇒ Answer examples are listed.●Problem 4/R5-R3/Process chart ⇒ Answers and explanations are listed.●Question 5/R5 ~ H20/Legal ⇒Answers are listed.●Question 6/R5~H25/Experience description ⇒Answer images are provided.