Construction Management
5th Edition
ISBN: 9781119256809
Author: Daniel W. Halpin, Bolivar A. Senior, Gunnar Lucko
Publisher: WILEY
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The following eight activities constitute an overall bar chart portrayal of a 4-month project.
After 1.5 months, activities A, B, D are completed and E is 50% complete, for a cost of $80,000.
For this project, using earned value concepts, determine the schedule and cost variance. Is the
project ahead or behind schedule? Over or under budget?
Activity
A
B
с
D
E
F
G
H
Cost
$2,000
$1,000
$6,000
$2,000
$7,000
$9,000
$3,000
$10,000
Month 1
Month 2
Month 3
Month 4
The project budgeting process involves two steps. The first step is to determine the total budgeted cost (TBC), which is the aggregate amount of the estimated costs of all the specific activities to perform and complete a work package or the project.
Review the below Budgeted Cost table for the five working days per activity and calculate the cumulative total cost (CTC) per each of the five days.
The following bar chart shows the activities to complete a project in 6 months (each column represents 1 month). The total project cost is $1,480.
After 3 months, Activities A, B, C, E, and half of F are completed, for a cost of $490. What is the status of the project in terms of the budget (over or under) and the schedule (ahead or behind)? (Give each answer in terms of a percent variance.)
Chapter 18 Solutions
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, civil-engineering and related others by exploring similar questions and additional content below.Similar questions
- Consider a simple project in which four activities describe the basic tasks. This project is presented here as a bar chart drawn as a time-scaled schedule. The sum of the amounts for the activities in the schedule of values approximates the original anticipated cost of the project. The project duration is 5 weeks. After 3 weeks, the following has been accomplished:Activity A-> 100 Percent complete, total cost $900 Activity B-> 40 percent complete, cost to date $1,400 Activity C-> 50 percent complete, cost to date $1,500 For this project, using earned value concepts, determine the schedule variance and the cost variance. State if the project is over or under budget and if it is ahead of or behind schedule.arrow_forward17. The CPM schedule provides a great deal of information that is useful to a construction project manager. What do you believe are the three most useful applications, and why do they top your list? 18. Discuss why are various sorts of CPM data useful? Provide at least examples. 19. An example of hammock activities have been given in your textbook for the bridge project. Provide an example of a hammock activity for the building project, together with the predecessor and successor activities. 20. Why is the bar chart not an adequate planning and scheduling tool? And, why is it still widely used in the construction industry?arrow_forwardQUESTION 6. The activities involved in the construction of a new shopping mall are given in Table Q6. One resource type will be used during the contract. Determine minimum level of the resource required to complete the project. Table Q6 Activity Duration Predecessors Resource (units/week) (Weeks) A B 2 2 2 1 2 3 1 5 3 1 E 2 6. 2 F G 3 H 6. 4 4 4 5, 6 6, 7 2, 8 2, 8, 9 10, 11, 12, 13 4 2 K 2 L. 2.arrow_forward
- Draw the node diagram and perform the CPM computations for the schedule shown. Tabulate ES, EF, LS, LF, TT, and LF. Identify the critical path and the total duration of the project. Activity Duration IPA Lag ES EF LS LF TF FF A B A 4 A 3 D A E B F 7 В G 6 H 8 D 4 3 7 E, G F 2 K 4 F, G, H L 1 H 3 M K, L 2.arrow_forwardIn a construction project, as in problem 1, effective cash needed before payment is received from the owner during the month of May will depend on which two factors (select all that apply a) Positive total cash generated after payment is received from the owner during April b) All out-of-pocket costs during May c) Labor costs during May d) Positive total cash generated after payment is received from the owner during May X Section/Time:arrow_forwardA particular project is scheduled to complete in Week 50 at a budgeted cost of $150,000. As of Week 30, an earned value chart is prepared to present the project progress as below: Status Date 160- 140 PV 120 100 80 AC 60 40- 20 10 15 20 25 30 35 40 45 50 Weeks 1. Calculate schedule, cost and time variances, as well as schedule and cost performance indices for Week 30. Then use this information to comment on the project progress at Week 30 (status date). 2. Based on the performance at Week 30, estimate the final project cost (EAC). Will the final project cost be higher or lower than the budgeted cost, and by how much? Also estimate the revised project completion date. Will the project complete sooner or later than the planned completion date, and by how many weeks? 000.Sarrow_forward
- 4. Project managers have many resources that are not directly under their control, such as the designer and the owner. Provide at least 5 bulleted points describing in detail how project managers can manage (influence) resources outside of their control or above them in the contractual hierarchy. 5. For the following simple seven-activity project, develop a precedence network, calculate all relevant characteristics of each activity (ES, EF, LS, LF, TF), and calculate the project duration. Then draw a time-scaled network and under it a labor resource histogram for the ES. Do the same for the LS. In both cases, use the maximum allowable number of workers. Make adjustments to the noncritical activities, within the constraints of the ES and LF and the maximum and minimum workers allowed to provide what you feel is the best labor distribution. Please use Table B (Table B.pdf) Lastly, Explain in detail what do you feel is the biggest problem with the ES and LS configurations, and how has…arrow_forwardsample of a work breakdown structure on construction of a single storey house applying the 100 rule and also the budget.arrow_forwardAlong with question 1 and 2, what is the work and solutionarrow_forward
- The initial construction cost of a project is $200000 which should be paid at the beginning of the construction period (time =0). Extra expenditures planning to be paid during operation period, which are ($5000) at the end of the first year, $3000 at the end of the second year, $1000 at the end of the third year, $1000 at the end of the fifth year and $ 1000 at the end of the sixth year. If the project life is 10 years and the interest rate is %10, draw the cash flow diagram and find a) the present worth of the project, b) the future worth at the end of the project life, c) the annual payment worth.arrow_forwardDetermine the probability that the project will take longer than 50 weeksarrow_forwardWhat is the expected project duration? and What is the Standard Deviation of Expected Time?arrow_forward
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