Show the potential critical activities on the bar chart and critical paths for the AOA and AON networks. Calculate the total, free, and interfering float of activity 20 What is the project duration? What are the critical activities? Calculate the total, free, and interfering float of activity 20 ? Show transcribed image text. Free float d. They. Earliest occurrence time (T E):(x) (b) Explanation : Interfering float is that part of the total float which causes a reduction in the float of the successor activities. 1 Answer. Who owns the float? 111. Concept: Independent float is the time by which starting or finishing of an activity can be delayed without affecting the total float of its proceeding and succeeding activity. 3. CTEATE EPS The Organizational Breakdown Structure (OBS) is a hierarchical based structure that represents your organization. Simple trigonometry shows. About;. INTF is defined as the time span in which the completion of an activity may occur and not delay the termination of the project but within which the completion will delay the start of some other following activity . Interfering Float: It is similar to head event slack. On the arrow network diagram below, compute the early and late event times ( TE and TL) for each node and the four floats (the total float, free float, and interfering float) for each activity. About Quizlet; How Quizlet works; Careers; Advertise with us; Get the app;Interfering float: may be defined as the maximum . Interfering Float: It is similar to head event slack. Concept: Independent float is the time by which starting or finishing of an activity can be delayed without affecting the total float of its proceeding and succeeding activity. Question: ine the arrow and circle network diagrams for the following and hence calculate the total float, free float, and interfering project, float for each activity Immediately Following Activities Activity Duration 10 13 8 15 17 15 cfg hik hik 12 20 . 3. Project managers usually apply schedule adjustments to develop an efficient CPM schedule. If activity 1 has a duration of 6 days and is. None of the above . Freefloat : Portion of the total float within which an activity can be manipulated without affecting the floats of subsequent activities. 14 hours ago · Civil Engineering questions and answers. Hence, the float for the second path is 13 days. PDM was eventually extended to calculate Fondahl's link lag concepts for SS, FF, and SF relationship types. Total Float and Free Float are used in Critical Path Method (CPM) to determine schedule flexibility of an. If the float is positive and the activity is delayed by a period equal to its total float, the completion of project is not delayed. It affects only preceding activity. ALL ABOUT CRITICAL PATH METHOD (CPM)…Total Float and Free Float are very different concepts. Terms and Definitions TYPES OF FLOATS Interfering Float (FIT) : Another name for head event slack (Sj), it is the difference between total float and free float FIT= FT–FF = TLj –TEj = Sj Note : if the total float (FT) for any activity is zero then such activity is called critical activity Critical Activity : an activity is said to be. Activity Name Task Time (hrs) Preceding Activities A Clear Garden 4 B Measure area 1 C Design Patio 2 B D Purchase fencing 1 B E Buy pots and plants 3 A,CFor an activity with a single predecessor and a single successor, calculating interfering float of an activity requires: Successor's ES, Predecessor's EF, and Activity's TF. 2 Critical path is the largest path with shortest duration within which the project can. Critical path lies along the activities having total. (a) Compute the relevant information and include the information on the figure, and complete the following table: Early Finish Late Finish Free Float Total Float Finish grade Gravel roadway Compact road Set entry gate b) The critical activities are: c). Free float and independent float. A small project, consists of seven activities in the activity-on-node diagram as shown in the figure below. 10 Table P10. The interference float is computed as If the interference float is positive, then it describes the maximum permissible delay when all its succeeding activities start as early as possible and all its preceding activities finish as late as possible. Thus, the critical path of the project is A-C-F-H. This time depend on what tasks are involved. Exercise 6. Interfering Float: Maximum amount by which an activity can be delayed without delaying the project but will cause delay to the Early Start of some following activity. Interfering Float. It does not affect start of succeeding activity i. following activity. Note: In case a negative value is obtained, it is taken as zero. TOTAL FLOAT = ( LFT – EFT ) or ( LST – EST ) • FREE FLOAT: Free Float is the time by which the completion of an activity can be delayed the EFT without affecting the EST of succeeding activity. Total Float or Float 2. Costs Involved in Project Crashing: Direct, Indirect, Penalty and Total Costs. float can be defined. I need 1/2 hour to get dressed, 15 minutes for my pastry to heat in the oven, but that can heat that while I'm getting dressed. Calculate the total, free, and interfering float for the following problem d. 414 hours ago · Civil Engineering. Set up the ES, EF, LS, LF, TF, FF, and interfering float (IF) table and indicate the critical path. Successor's LS, Predecessor's LF and duration of the activity. Negative float 107. It is thus equal to the head event slack. 1 Develop the precedence diagram network for the following project and then calculate the total float, free float, and interfering float for each activity. Calculate the total float, free float, and interfering float for each activity. Updated February 3, 2023 Developing an accurate project schedule and tracking your team's progress is important for ensuring clients and customers receive the finished. Calculate the total float, free float, and interfering float for each activity. It is also equal to the slack of head event of head activity as shown below; F IT = F T - F F. The duration of activities is indicated. It affects only preceding activities. The free – float affects only. Important Points. In the context of activity-on-arrow (AOA) network representation, textbooks on project management, based on our survey, have for decades been using a popular formula to calculate free floats that. d). Event slack is defined as the difference between the latest event and the earliest event times. Previous question Next question. 5 videos 1 discussion prompt. 26. Cost Slope of an Activity. Interfering float is shared between two or more activities. Compute the remaining total float, free float, and interfering float values for Activities G. 7. Also, determine (show calculations) the independent float and interfering float for Activity K E 4 3 M F 6 J A 1 N 10 3 K 5 4 5 Q 2 5 EET ES EET EF Duration LET LS LE LET4. (2) Calculate the total float (TF), free float (FF), interfering float (IF) and independent float (IDF) of each activity. Interfering Float: It is similar to head event slack. Project Float 4. Paid Online Writing Jobs. Total Float is. Interfering float iv. earliest event time for event j - latest event time for event i - duration of activity. Thus, an independent float can be calculated as under: Independent Float = Total Float – Tail Event Slack. Access Construction Management Fundamentals 2nd Edition Chapter 4 Problem 9RQ solution now. Disclaimer: Every effort has gone into ensuring the accuracy of this document. F): The total time between an activity’s late finish and the early start of the following activities. Interfering Float (IF) = Total Float (TF) - Free Float (FF) The critical path pf the project contains all the activities with Total Float (TF) equal to zero (0). UNIT IV MONITORING AND CONTROL 1) What is the purpose of project monitoring and control? Ans: The purpose of project monitoring and control is to ‘keep the team and management up to date on the project’s progress. (b) Free float (c) Independent float (d) Interfering float. Identify all potential critical activities on the bar chart. Total float is the amount of time an activity can be delayed without delaying the project. Floating on both sides separately without interfering. 19. Interfering Float = Total Float – Free Float Independent Float (INDF) Interfering Float is the maximum amount of time an activity can be delayed without delaying the early start of the succeeding activities and without being affected by the allowable delay of any predecessor activity. Each row of Fig. FIN = FT - FF = Sj ( Statement 1 is correct) Where, F T is Total. Now we see how to customize MME effects. Event slack is defined as the difference between the latest event and the earliest event times. Free Float 3. (a) Total float. The float property does not require the application of any other property on a CSS element for float to function correctly, however, float will work more effectively under specific circumstances. subsequent tasks (“free float”). An interfering person gets involved in other people's lives in an unwanted and annoying way: 2…. 9. The independent float affects only. ALL ABOUT CRITICAL PATH METHOD (CPM) SCHEDULE MANAGEMENT SCHEDULE MANAGEMENT: FAQs VLOGS – LOUNGING AROUND The Advantages of Float Tube Fishing; Float Tube Fishing: The Tube. F IN = F T - F F = S j. total float c. Laila Khodeir, PhD, PMP’S PostInterfering Float = Total Float – Free Float 5. Interfering float is the difference between Total float and Free float Total float and Independent float Independent float and Free Float None of the aboveTotal Float. Interfering Float: Maximum amount by which an activity can be delayed without delaying the project but will cause delay to the Early Start of some following activity. TFi = LSi - ESi TFi = LFi - EFi. Interfering float. It does not affect start of succeeding activity i. Once the free float has been used (or if it is zero), the interfering float tells us by how much the activity may be delayed without delaying the project end date - even though it will delay the. Combining this with the interference equations discussed. (c) Calculate the total, independent and interfering float times, for each activity. all of my videos at my Facebook Page: #totalfloat #freefloat #independentfloat #float #cpm #operationsresearch #resourcemanagement #engineeringmathematics #bca #bcom Interestingly, project float connects to the commitment of the project manager for a specific completion target. Free float 3) Independent float 4) interfering float So, I think option (c) is correct. Whenever an activity has zero total float, then. When all the paths are arranged. Answer & Solution Discuss in Board Save for Later. Float and contingency 102. Correct answer: (B) independent float. When its of an activity - then it represents a situation where additional resources needed to complete the project. Cost-time solutions focus on reducing (crashing) activities on the critical path to shorten overall duration of the project. Calculate the total float, free float, and interfering float for each activity. total float =free float + independent float. g. It does not affect latest completion of preceding activity. Draw a time-grid diagram and a man power resource schedule (see Table P10. Free float: The time span by which delay can be made without delaying the succeeding activities. Halibut Cove is a very wealthy enclave, and many residents do not understand that it is navigable waters and therefore completely legal to land floatplanes there. Interfering float is the time available to delay an activity without delaying the project’s estimated completion time, but delaying an activity into. For identifying the critical path, the following condition are checked. Interfering float. 금속판 방수공법. Most floaters are small and don't bother vision much. Interfering float 105 Independent float 105 Intermittent float 106 Negative float 107 Terminal float 108 Internal float 108 Contingency 109 Manipulation of float 110 Who owns the float? 111 Monitoring progress and managing the time model 112 Reviewing the assumptions used to produce the schedule 113Political Science. It is computed for an activity by subtracting the tail event slack from its total float. interfering翻译：爱管闲事的。了解更多。 Between total float, interference float, and independent float, which one of the following is the correct sequence in the decreasing magnitude order? Q. Thus, an independent float can be calculated as under: Independent Float = Total Float – Tail Event Slack. K MN N, O L O,P 2 10 . 5 Define Free Float, Independent float, Interfering float as used in PERT chart. Interfering float: It is similar to head event slack. The four types of float possible. INSE 6230 – Winter 2018 3 Assignment 1 D will be delayed instantly and F will be delayed for the same amount consequently. Project float: Project float means there’s a soft deadline and a hard deadline for the project delivery. Draw the Node Network for the following data. The network for this precedence table H(6) F(1) G(1) D(1) C(2) B(1) E(3) A(4) Disclaimer: Every effort has gone into ensuring the accuracy of this document. Show transcribed image text. Independent Float: It is the minimum excess available time which exists without affecting any of succeeding or preceding activities. 3 represents a portion of an arrow network. 1 Approved Answer. What is interfering float? The maximum amount of time an activity may be delayed without delaying the entire project but causing delay to the succeeding activities. Independent float a. 2 weeks B. identify the activities which can be delayed without. activities in the network. Thus, interfering. This is the ‘free float’ used for resource levelling on the ‘back pass’. Understanding Work Dates and Calendar Dates In this module, the difference between working dates and calendar dates is explained and how to chart both in a project plan. Start with the critical path, beginning at the last activity’s late finish. Independent float = Free float-Tail event slack 3. Interfering float (INTF) INTF refers to the time you can delay a task from the date you planned to start it without delaying the project's completion date. It does not affect latest completion of preceding activity. Based on the simple finish-to-start relationship, the calculation of INTF can be formulated by Equation (4), in. On the arrow network diagram below, compute the early and late event times ( TE and TL) for each node and the four floats (the total float, free float, and interfering float) for each activity. In the Critical Path Method of scheduling, following types of the float can be calculated are total float (TF), free-float (FF), interfering float (INTF), and independent float (INDF). Develop a (i) bar chart, (ii) an activity-on-arrow (AOA) diagram, and an activity-on- node (AON) for the following project. Δl = d sin θ (3. Show the critical paths on the network diagrams. Compute the interfering float at activity B in weeks. Correct Answer - Option 3 : Independent float Concept:. B. It is the difference between total float and free float. Independent float does not affect other activities. Who are the experts? Experts have been vetted by Chegg as specialists in this subject. RELATED LINKS. Code: 57826 6 • Hammock activities are activities which have zero duration and to start at the same time as the first hammocked activity. Interfering float = Total float – Free float Explanation The given relationship "Interfering float = Total float – Free float" is incorrect because interfering float is a separate concept and is not equal to the difference between total float and free float. This ensures that the float behaves. 2. c. Given For Activity i-j: Total Float 18 d Free Float 7 d 11 Question(s) 1. F C DJ D E 15 C. Marketing (current) Paid Social Media Jobs. Q16. 29K views 10 months ago OPERATIONS RESEARCH. In this instance, delaying a task also may delay the start date of another noncritical task or activity, but it may not impact the start date of a critical task. (4) Interfering Float: The difference between the total float and free float is called Interfering float. The total float and the free float on activity "3-6" in the following project Free Float identifies the window of opportunity during which a task can be rescheduled without causing a ripple effect on subsequent tasks or the project timeline. Develop a (i) bar chart and (ii) an activity- on-arrow (AOA) diagram for the following project. Days = From Question 3 ) ES = ES of Tail or Tail event of Activity 4 ) EF = ES + Duration 5 ) LF = LF of Head or Head Event of Activity 6 ) LS = LF - Duration 7 ) Total Float = LS – ES OR LF – EF 8 ) Interfering Float = Slack of Head Event or Total Float – Free Float 9 ) Free Float = TF - Interfering Float or TF – Slack of Head Event 10 ) Independent Float = FF. 건설산업에서의 IPD(Integranted Project Delivery) 9. Identify all potential critical activities on the bar chart. Pada kesempatan kali ini, How To Tekno khusus membahas tipe data Float. OCR MEI MwA G: Critical Path Analysis: 12 Total Float, Independent Float & Interfering Float. (Kim & Garza, 2003). portion of positive total float. Critical path is the most important sequence of activities which has no float and which determines the project completion period. Interfering Float (INTF): The amount of time that a schedule activity can be delayed or extended from its early start date without delaying the project finish date, but delaying an activity into interfering float will delay the start of one or more following non-critical activities. Late Date – Early Date = Total Float. Interfering float is that part of the total float which causes a reduction in the float of the successor activities. 93. The float calculations for the sample schedule are shown in Exhibit 5. D. Identify the critical path. 1. (b) The path difference between the two rays is Δl Δ l. . 10 Dishonland o ns are indi A 5 men 7 men 8 men IT mou 9. The Enterprise Project Structure (EPS) is also a hierarchical based structure that represents. Computer Science questions and answers. where d is the distance between the slits. Interfering float is the time available to delay an activity without delaying the project’s estimated completion time, but delaying an activity into interfering float will delay the start of one or more following non-critical activities. apex_offset (float) – Asymmetric thread apex offset from center. Pick the wrong relationship: A. F IN = F T - F F = S j. Total Float: On the other hand, Total Float encompasses the total amount of time a task can be delayed without affecting the final project completion date. Any delay in an activity on this path will delay whole project • Float is the measure of how much the start or completion of an activity may be Interfering Float: (F IN) The maximum amount by which an activity can be delayed without delaying the project but will cause delay to the Early Start of some following activity. It is the difference between the latest finish time of the activity in question and the earliest starting time of the following activity or zero, whichever is larger. Amount of time a project can be delayed without impacting an imposed deadline. Or: The time-grid diagram including the manpower resource schedule of the project is: Image transcriptions interfering meaning: 1. Total float is the amount of time by which an activity may be delayed without delaying the project completion Caution: interpret total floats of activities carefully - all can not be used independently Free float is that part of total float which can be used without affecting floats of the succeeding activities Independent float is the amount of. Float or slack is the amount of time that a task in a project network can be delayed without causing a delay to subsequent tasks ("free float") and project completion date ("total float"). It is thus equal to the head event slack. Interfering Float That part of the total float which remains after free float has been deducted is the interfering float. Step 3 of 6. The network of activity involved in a medium engineering project is given below interfering float of the activity lis (in months): olm N ON 10 H Duration is in months A 0 B 1 с 2 D 3 3 ; This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Independent float F I D: It is defined as the amount of time by which an activity can be delayed without affecting the succeeding activity and preceding activity. c ) portion of interfering float. (b) How much of that total float is interfering float? During scheduling for a project, you determine Activity E to have an early finish of 7 days (EF=7) and the late finish of 9 days (LF=9). The float may be positive, zero or negative. Total Float = Latest start - Earlier start Free Float = Next activity Earlier start time - Current Activity earlier finished time Interfering Float = Total Float - Free Float Independent Float = Next activity Earlier start time−Current Activity Latest finished time - Activity duration. Free Float: The amount of time that a schedule activity can be delayed without delaying the early start date. Project float = (latest finish) - (earliest finish) Interfering float (INFT) An INFT delays an activity from its planned start date without affecting the initiative's completion date. It is the difference between total float and free float. industrial-engineering; operations-research; Share It On Facebook Twitter Email. Float sendiri terbagi menjadi beberapa bagian di antaranya adalah total float, free float, interfering float, dan independent float. If the float is positive and the activity is delayed by a period equal to its total float, the completion of project is not delayed; The float may be positive, zero or negative. Interfering float . 709K views 8 years ago Engineer4Free 368K views 8 years ago Project Management:. Interfering Float: It is that part of the total float which causes a reduction in the floats of the succeeding activities. The different types of floatare 1. all of my videos at my Facebook Page:. Float “slack,” is the amount of time a project can be delayed before failing to meet a deadline. It is the chain of stages formative the least time needed for an. By delaying a task, you might impact the start date of another activity that's not crucial to meeting the project deadline, but it's important that this delay doesn't impact critical tasks that can postpone a. closed Feb 24, 2022 by BabulPandey. Question: The time by which activity completion time can be delayed without affecting the start of succeeding activities, is known as Select one: a. O week B. Safety Float: Obtained by deducting Late start plus the activity duration from the Late Finish of activity. Reviewing the assumptions used. Dự trữ gốc (Interfering Float): thời gian dự trữ khởi công của công việc ij, trong đó sự hoàn thành công việc có thể thay đổi mà không ảnh hưởng đến thời gian hoàn thành dự án nhưng ảnh hưởng đến thời gian bắt đầu của các công việc phía sau vàThe floatation unit comprises at least one floatation cell (5), by means of which a cleaned accepted material (7) and a floating floatation foam (3, 4) containing interfering substances, reject, which flows out into a foam collection channel (8, 9) from the surface of the paper fibrous-material suspension (S), are formed in that an air flow is blown into the fiber. Study ResourcesActivity Floats Professor Odeh introduces the types of floats in a construction project including; total float, free float, interfering float and independent float. Independent Float (INDF) See moreProject management float refers to the amount of time that you can delay a task without impacting other parts of a project's timeline or missing the overall completion. i, iii, iv d. Free Float = Lowest ES of successors – EF. This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. So, A float (or slack) in a critical path method (CPM) is the amount of time that a task can be delayed without causing any delay to Subsequent tasks and. LK G 15 H. Question 8 (5 points) Saved The forward pass is a: Question 8 options: assigning logic relationships for succeeding activities. This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Independent float: It is the minimum excess available time which exists without affecting any of succeeding or preceding activities. 3. Four Types. Interfering float: It is similar to head event slack. Thus, independent float can be calculated as under: Independent Float = Total. Defaults to 0. Question: FS-3 FF-2 B Start А 6 0 SS-1 SS- E Finish SS-2 SF5 с D Given the above network, which of the following best describes Activity E: Activity E has 1 day of interfering float Activity E has 1 day of free float Activity E is on the critical path Activity E. Terminal float 108. and (ii) calculate the total float, free float, interfering float, and independent float for each activity. We discuss three types of Floats in this video viz Total Float, Free Float and Independent Float with examples. Ans. 6. The amount of time by which the start of the activity may be delayed without interfering with the start of any succeeding activity is called (a) Activity float (b) Free float (c) Total float (d) Interfering float Q17. Float for the fifth path = 31 – 16 = 15 days. Based on the simple finish-to-start relationship, the calculation of INTF can be formulated by Equation (4), in. as that. Determine if there are differences in float values between the AOA method and the AON method and why. d ) all of the above. Total Float. In project scheduling, the free float (slack) of an activity represents the leeway for scheduling the activity without affecting any subsequent activity. It does not affect the start of succeeding activity i. Interfering float – The difference between total float and free float. It is thus equal to the head event slack. 1 Develop the precedence diagram network for the following project and then calculate the total float, free float, and interfering float for each activity. Duration Lag Activity IPA Duration Lag Activity IPA A 4 E B 4 B 9 F B,C 2 С A 6 D G 6 A E 3 D 4 B 2 2 H F,G 3For the network diagram shown, duration of each activity are in weeks. critical float interfering float is the amount of time the ES of an activity can be delayed without delaying the _____ but which will delay at least one _____ Interfering float. Critical activity . More simply, the range an activity can move around without affecting the end date of the project. Question: For the arrow network information provided below, without drawing a network diagram, calculate the early start and finish dates, the late start and finish dates, the total float, free float, interfering float, and the independent float. b) Free float It is defined by assuming that all the activities start as early as possible. 1 3. Critical Path Net Work helps an engineer:7. activity. Question: For questions 3 and 4 , do the following. -2 weeks C. 5 IN the critical path Method of project planning, free float can be (B) (C) (D) Greater than independent float Greater than total float Less than independent float Equal to total float . The given relationship "Interfering float = Total float – Free float" is incorrect. Independent float = Free float-Tail event slack 3. Calculate the lag values for the activities: Lag value=. F. The Interfering float of activity C is 15. Our solutions are written by Chegg experts so you can be assured of the highest quality!Float is the amount of time that a particular work activity can be postponed or delayed before it begins to delay the Project. following activity. It is given by Total float - Free float. The total float of an activity represents the amount of time by which it can be delayed without delaying the project completion date. First, let’s calculate the total float by subtracting the duration of the non-critical path from the critical path. 6. interfering Float is the maximum amount of time an activity may be delayed without delaying the entire project but causing a delay to the succeeding activities. After entering relevant input through GUI, critical path and. available for delaying an. All the above. This larger type of floater is caused when the vitreous, which normally hugs the retina in the back of the eye, frees itself from the retina. Instead, free float measures days the predecessor may be delayed from its early dates without delaying any of its successors from their respective early dates. Independent float is the time by which starting or finishing of an activity can be delayed without affecting the total float of its proceeding and succeeding activity. • Interfering float: the difference between total float and free float. Don’t forget to check out the video. This will tell you how much total time the critical tasks can be delayed before the. Total Float. Your name: Your Email: Your Comments: 23. Free float: The delay can be made without delaying succeeding activities. fx file. It is denoted as FF. Thus, using the lag values calculate the free and the total float of the network. We discuss three types of Floats in this video viz Total Float, Free Float and Independent Float with examples. But with the interfering float, Framing is now delayed and can't start until Day 19. About us. 24. Compute the values of ES, EF, LS, LF, FF, and TF for the activities. In project scheduling, the free float (slack) of an activity represents the leeway for scheduling the activity without affecting any subsequent activity. 1st lift 20 Dummy 2nd Fix 2nd lift activity 2-3 allocated arrow diagram bar chart Beam Bill of Quantities bricklayers Brickwork calculated Cast Concrete Slab chapter Check Sheets complete computer print-outs contract contractor cost critical activities critical path Critical Path Method day numbers delay Description of Activity drawing Earliest. Let’s try to change the fragment we edited earlier in the OldTV. Compute the values of ES, EF, LS. Highlight the critical path. 3. Highlight the critical path. It only affects concerned activity. Float and Free Float is one of the sources to make such adjustments. The terms ‘total float’ and ‘free finish time’ are useful terminology for assessing the progress of construction work, the difference of these two terms is: A) duration B) null float C) interfering float D) critical activity duration 2. Free float O d. An activity with a float value to be zero is called critical because delay in carrying out the activity will affect the project. expected conditions, can O d. e. Solve the arrow diagram network shown below. interfering float (IF), and independent float (IF) for each activity in a tabular form. The total float shown in Table 6. We would like to show you a description here but the site won’t allow us. It is the difference between total float and free float. Given, expected duration of project = 47 days, variance = 9 days. Independent float: It is the minimum excess available time which exists without affecting any of succeeding or preceding activities. 2. 22. e. Highlight the critical path. Basic to CPM is drawing a project network, from which project completion, total floats, and the. This Float does not interfere with the float time available by the Predecessor activity. unexpected conditions, can c. Practical Definition: Slack or Float provide flexibility in the project schedule. Section – BFree float: It is the amount of time that the activity completion time can be delayed without affecting the earliest start time of the immediate successor activities in the network. Step 1: Late finish of last activity on the critical path is same as its early finish. Compute the values of ES, EF, LS, LF, FF, and TF for the activities. It is the difference between total float and free float. 10,000,00/- and has an estimated life of 10 years. . Q 11. It affects only preceding activities. Interfering float. Best answer. Interfering Float: It is similar to head event slack. This is obtained as follows: F I n t = F T − F F = T L j − T E j = S j. Expert Answer. What is interfering float? The maximum amount of time an activity may be delayed without delaying the entire project but causing delay to the succeeding activities. 3 weeks A. This answer was edited. (An activity can have this float only if it has a free float. a. It affects only preceding activity. Total float is the sum of free float and interfering float. Freefloat : Portion of the total float within which an activity can be manipulated without affecting the floats of subsequent activities. Expert Answer. It is also equal to the head event slack of the activity Thus interfering float of an activity - TF - EF = (L-E) of the head event of the activity Subcritical Activity : Activity having next higher float than the critical activity is called the subcritical A. Concept: Independent float is the time by which starting of an activity can be delayed without affecting the total float of its proceeding and succeeding activity. Independent float: It is the minimum excess available time which exists without affecting any of succeeding or preceding activities. (d) Give a critical path. Total float Interfering float Independent float Free float . Interfering Float: Maximum amount by which an activity can be delayed without delaying the project but will cause delay to the Early Start of some following activity. 2) What are the different categories of reporting?The float is an important element in the project schedule that can be used by contractors to change the start of noncritical activities for resource management purposes, and by owners to. project completion date (“total float”). Learn more. Interfering Float (INTF) 5. a) Construct an activity network for the preceedance table. (b) Project Crashing Meaning of Project Crashing. Interfering Float: (F IN) The maximum amount by which an activity can be delayed without delaying the project but will cause delay to the Early Start of some following activity.