Activity Duration Activity (in days) (A) First shutter 1.5 (H) Start second cure (B) First Pour 0.5 (1) Finish second cure (C) Start first cure 1 (J) Strip second shuttering (D) Finish first cure 1 (K) Deliver pump (E) Strip first shuttering 1 (L) Install pump (F) Second shutter 1.5 (M) Obtain lifting tackle (G) Second pour 0.5 (a) Draw the AOA network for this project. Then find the completion time as well as the critical activities. Duration (in days) 1 1 1 5 2 5 CNN II [6] Activity Duration Activity (in days) (A) First shutter 1.5 (H) Start second cure (B) First Pour 0.5 (1) Finish second cure (C) Start first cure 1 (J) Strip second shuttering (D) Finish first cure 1 (K) Deliver pump (E) Strip first shuttering 1 (L) Install pump (F) Second shutter 1.5 (M) Obtain lifting tackle (G) Second pour 0.5 (a) Draw the AOA network for this project. Then find the completion time as well as the critical activities. Duration (in days) 1 1 1 5 2 5 [6] Activity Duration Activity (in days) (A) First shutter 1.5 (H) Start second cure (B) First Pour 0.5 (1) Finish second cure (C) Start first cure 1 (J) Strip second shuttering (D) Finish first cure 1 (K) Deliver pump (E) Strip first shuttering 1 (L) Install pump (F) Second shutter 1.5 (M) Obtain lifting tackle (G) Second pour 0.5 (a) Draw the AOA network for this project. Then find the completion time as well as the critical activities. Duration (in days) 1 1 1 5 2 5 CNN II [6] Activity Duration Activity (in days) (A) First shutter 1.5 (H) Start second cure (B) First Pour 0.5 (1) Finish second cure (C) Start first cure 1 (J) Strip second shuttering (D) Finish first cure 1 (K) Deliver pump (E) Strip first shuttering 1 (L) Install pump (F) Second shutter 1.5 (M) Obtain lifting tackle (G) Second pour 0.5 (a) Draw the AOA network for this project. Then find the completion time as well as the critical activities. Duration (in days) 1 1 1 5 2 5 [6]