The following is a section of a precedence diagram with contiguous activities. Using the given lag timeand activity relationships on the partial diagram, calculate the early start (ES) and early finish (EF) ofactivities K and W, the EF of activities F, G, and H, and the LS and LF of activities F, H, K, and W (youmay mark your answers directly on the diagram, or submit a hand drawn diagram)14F12SS 4FF 210H311G4FS 6SS 9KW6

Find the Calculation methods below: Early Start -- For the first activity, the Early start is 0,…

he following is a section of a precedence diagram with contiguous activities. Using the given lag tim nd activity relationships on the partial diagram, calculate the early start (ES) and early finish (EF) of ctivities K and W, the EF of activities F, G, and H, and the LS and LF of activities F, H, K, and W (you ay mark your answers directly on the diagram, or submit a hand drawn diagram) FS 6 BÍA 10 H 3 K

he following is a section of a precedence diagram with contiguous activities. Using the given lag tim nd activity relationships on the partial diagram, calculate the early start (ES) and early finish (EF) of ctivities K and W, the EF of activities F, G, and H, and the LS and LF of activities F, H, K, and W (you ay mark your answers directly on the diagram, or submit a hand drawn diagram) FS 6 BÍA 10 H 3 K

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Problem 3 Solve the scheduling data for the following project and compute the relevant information and include the information on your network (Draw the network using the activity on the node schedule technique to implement the Critical Path Method (CPM), Precedence diagramming to determine the critical path (CP) and all of the relevant information for the project). Feel free to use any of these two node designs (Use ES for the first activity = 0) Highlight the overall duration of the project with the critical path Activity ES Activities EF ES Duration LS Cr. Duration TE EF FF TF LF LS FF LF Activities' label Duration IPA A 6 4 A A D A E 3 F 5 С. D G E, F H 8 F I 9 D J 8 G K 4 G, H 4 I M 5 K, L
Using the activity list below and any appropriate drawing tool, create a complete network diagram using the precedence method showing Activity, Duration, ES, EF, LS, LF and Slack per activity: ACTIVITY A B C D E F G H DURATION 5 12 20 15 15 30 12 8 PREDECESSOR A B B B C, D E, F G
Activity A (BCDEFGH 4. For the following schedule, draw the node network, perform the CPM calculations, mark the critical path, and complete the table. с Duration 6 2 8 5 3 6 5 2 Q Search U IPA A A, B B D, E C, D F, G ES O EF 0 LS ** LF TF FF 4 1 F*
SET A ACTIVITY (NODES) IMMEDIATE DURATION (DAYS) A 20 10 A 15 15 26 15 40 50 H 20 E,G,H 6. K 12 FIND: 1. DRAW THE ACTIVITIES USING ARROW NETWORK. 2. CALCULATE AND DRAW THE CRITICAL PATH, EARLIEST START, EARLIEST FINISH, LATEST START, LATEST FINISH, AND ACTIVITY SLACK. 3. TABULATE NODES (ACTIVITIES), DURATION, ES, LS, AND SLACK
SITUATION 21: The activities, duration and cost under normal and accelerated conditions for a network diagram are shown below. ACTIVITY NODE Duration, Days Costs, Pesos Normal Accelerated Normal Accelerated A 1-2 10 7 3000 3450 2-4 8 6 2600 3400 1-3 6 6 2000 2000 3-5 12 11 4800 5100 2-5 13 10 3900 4500 F 4-5 24 3 2400 2700 G 5-6 2 2 1800 1800 64. Determine the normal duration of the project... a. 20 b. 25 c. 23 d. 22 65. Determine the critical path of the network a. a-e-g b. c-d-g c. a-b-c-d-g d. a-b-f-g 66. Determine the normal cost a. 22950 b. 20500 c. 22250 d. 22550 TMOSBY B с D E -
Example (1) In the following example, there is a group of activities. Find the following using the network diagram method R 6 I 5 H 5 B, critical path, CP, A, G 4 F 3 E.D (A.O.A): time required to complete the project. C B 5 2 3 5 R R H.I G F F,G G A 4 C,F B,D,E Effectiveness Duration (week) Subsequent effectiveness
ACTIVITY (NODES) IMMEDIATE DURATION (DAYS) A 25 15 A 20 D 20 31 A 17 43 D, E 55 A 25 J 10 K F,I,.G,J 15 FIND: 1. DRAW THE ACTIVITIES USING ARROW NETWORK. 2. CALCULATE AND DRAW THE CRITICAL PATH, EARLIEST START, EARLIEST FINISH, LATEST START, LATEST FINISH, AND ACTIVITY SLACK. 3. TABULATE NODES (ACTIVITIES), DURATION, ES, LS, AND SLACK
Q2) A precedence diagram network is shown below. The To, Tm, Tp durations are shown for each activity. What is the probability (in percent) of completing the project in 7O days? F 15, 20, 25 9, 13, 20 20, 26, 33 H. 2,4,6 5, 6, 7 E G 15, 18, 28 19, 22, 26 10, 17, 26
Instructions. For the given data, provide the following. Complete Network Diagram highlighting the critical path and showing ES, LS, EF, LF Identify the paths, their duration and slack Provide the table showing ES, LS, EF, LF. TF. FF and remarks. Given: A, B, and Care starting activities D follows A while E follows C B. D and E precede J Kand F cannot start until B, D and E are completed • G follows C and precedes H and I H and I cannot proceed until Fis completed Lfollows K and precedes N • J precedes P, M and S H. I. and P must be completed before Q can start Land M must be completed before N can start O follows N while R follows Q R,O and S are ending activities Dummy activity x is provided after activity I NORMAL TIME ACTIVITY ES LS EF LF TF FF REMARKS 12 5n 3. 4. 10 M. 6. 3.
Problem II: Using the given data below, answer the following questions; 2010 2011 2012 2013 2014 Water Production (MLD) 100 110 120 110 100 Billed Volume (m^3/day) 45,000 51,000 59,500 62,140 63,000 2015 2016 2017 2018 2019 Water Production (MLD) Billed Volume (m^3/day) 100 90 85 85 85 65,000 66,000 66,000 67,000 68,000 Compute the non-revenue volume and percentage yearly. Make a conclusion to your results. b. To sustain the NRW level in 2020, what is the water demand requirement if the billed volume will be 2% higher than 2019. а. For year 2021, we plan to lessen further the NRW. Cite at least 3 program or activities to lessen the NRW. Elaborate your plan. С.
Question 4: Determine the amount of time in weeks that gives a probability of 97.5% until the seventh event in the following grid, and then find the following: What is the probability of completing the project with a period less than TE by 4 weeks What is the probability of completing the project with a period of more than TE by 2 weeks Act. 1-2 2-3 2-5 2-4 3-4 3-7 5-6 6-7 4-7 0 8 4 7 7 4 7 10 10 4 M 10 5 8 9 6 8 14 14 5 24 12 21 11 8 15 24 24 12
Problem 2. Draw the PERT-CPM diagram for the list of activities shown using Backward Pass calculation. Indicate the Late Start and Late Finish of each activity in the diagram. (Hand written) Activity Immediate Expected Predecessors Duration (weeks) A B C D E F G H I J B A, C D C F F B H, E, G 3 5 3 4 8 12 4 253