Critical Path Method Analysis at Symatic Engineering Private Limited

Critical Path Method Analysis in Construction IndustryObjective of StudyTo study the Critical Path Method Analysis in construction industryApplication of Critical Path Method to the primary data collectedTo highlight the importance of Critical Path Method analysis in construction industry

DataTaskStart DateEnd DateDays1. Completion of RAFT20-09-200902-12-200974 a. Excavation20-09-200901-10-200912 b. Rock Breaking02-10-200905-10-20094 c. Footing06-10-200927-10-200922 d. Column below Raft06-10-200903-11-200929 e. Raft03-11-200902-12-2009302. Completion of Plinth(Basement)03-12-200906-02-201066 a. Basement Pardl & UG tank top03-12-200916-12-200914 b. 1st slab(Basement & UG tanktop)17-12-200906-02-2010523. Completion of Stilt Floor07-02-201026-02-201020 a. 2nd slab07-02-201026-02-2010204. Completion of First Floor27-02-201018-03-201020 a. 3rd slab27-02-201018-03-2010205. Completion of 2nd Floor19-03-201007-04-201020 a. 4th Slab19-03-201007-04-2010206. Completion of 3rd Floor08-04-201027-04-201020 a. 5th Slab08-04-201027-04-2010207. Completion of 4th Floor28-04-201017-05-201020 a. 6th Slab28-04-201017-05-2010208. Completion of Finishing12-05-201010-08-201091 a. Lift machine room, OH tank, Staircase cabin & Water Proofing)12-05-201018-06-201038 b. Masonry Work12-05-201010-06-201030 c. Plastering19-06-201025-06-20107 d. Plumbering19-06-201011-07-201023 e. Flooring12-07-201020-07-20109 f. Painting & Elevation Finishing21-07-201010-08-2010219. Site Development17-07-201010-08-201025Gantt ChartGantt Chart

CPM can be used to :Control the ProgressControl the Material SupplyControl the LabourPlant and Equipment control

Critical Path for the entire work123498577420206620202091256Critical Path:

1 2 3 4 5 6 7 8 9 74+66+20+20+20+20+20+91+25 = 356

Critical Path for RAFT completionExcavationRock BreakingFootingColumn below RAFTRAFT

ActivityPredecessorTimeA-12BA4CB22DB29ED30ABECD1204293022STARTSTOPA B C E = 12+04+22+30= 68A B D E = 12+04+29+30= 75

Critical Path for Finishing workLift machine room, OH tank, Stair Case Cabin & Water ProofingMasonry workPlasteringPlumberingFlooringPainting & Elevation Finishing

30230921ABFECD3807STARTSTOPB D E F = 30+23+09+21 = 83A C E F = 38+07+09+21 = 75

Node Configuration for RAFT CompletionNode NumberEarly StartEarly FinishLate Start Late FinishSlackA0120120B121612160C163823457D164516450E457545750STARTSTOPA12120120 B 4 12 16 12 16 C 22 16 23 45 38 D 16 45 29 16 45 E 30 45 45 75 75Node Configuration for Finishing workSTARTSTOP B 30 0 0 30 30 E 09 53 53 62 62 D 23 30 30 53 53 C 7 38 46 53 45 A 38 0 8 46 38 F 21 62 62 83 83Node NumberEarly StartEarly FinishLate Start Late FinishSlackA0388468B0300300C384546538D305330530E536253620F628362830Operational IssuesNo Objection Certificate from Fire DepartmentNo Objection Certificate from Local BodiesSand ban by Maharashtra Government

ConclusionStarting next task at the edge of completion of the current taskSaves timeReduces cost

Thank YouSheet1Proposed BLDG on Plot No EL-1473027/3/094/30/10301Site Enabling works7/3/097/10/097Site Cleaning7/3/097/8/095Site Office & Material Storage7/5/097/10/095Excavation7/10/097/19/099Concrete Work7/19/092/13/10209Basement7/19/099/1/0944Stilt Floor8/21/099/29/0939First Floor9/22/0910/21/0929Second Floor10/14/0911/12/0929Third Floor11/5/0912/4/0929Fourth Floor11/27/0912/26/0929Terrace Floor12/19/091/17/1029Lift Machine Room, OH Water Tank & Staircase1/10/102/13/1034Brick Work/Plastering11/12/092/25/10105Water Proofing12/1/092/1/1062RCC Road Work2/1/103/12/1039Plumbing2/1/102/15/1014Finishing1/1/104/30/10119

Sheet2TaskStart DateEnd DateDaysProposed Blog on Plot No EL-1479/20/098/10/103243251. Completion of RAFT9/20/0912/2/097374a. Excavation9/20/0910/3/091314b. Rock Breaking9/29/0910/5/0967c. Footing9/28/0910/27/092930d. Column below Raft10/15/0911/3/091920e. Raft11/3/0912/2/0929302. Completion of Plinth(Basement)11/17/092/6/108182a. Basement Pardl & UG tank top11/17/0912/16/092930b. 1st slab(Basement & UG tanktop)12/9/092/6/1059603. Completion of Stilt Floor1/30/102/26/102728a. 2nd slab1/30/102/26/1027284. Completion of First Floor2/18/103/18/102829a. 3rd slab2/18/103/18/1028295. Completion of 2nd Floor3/11/104/7/102728a. 4th Slab3/11/104/7/1027286. Completion of 3rd Floor3/31/104/27/102728a. 5th Slab3/31/104/27/1027287. Completion of 4th Floor4/20/105/17/102728a. 6th Slab4/20/105/17/1027288. Completion of Finishing4/12/108/10/10120121a. Lift machine room, OH tank, Staircase cabin & Water Proofing)5/10/106/18/103940b. Masonry Work4/12/106/10/105960c. Plastering4/27/106/25/105960d. Plumbering6/7/107/11/103435e. Flooring5/27/107/20/105455f. Painting & Elevation Finishing6/25/108/10/1046479. Site Development7/17/108/10/102425

Sheet3Activity DependencyDurationCompletion of RAFT-Completion of Plinth(Basement)Completion of Stilt FloorCompletion of First FloorCompletion of 2nd FloorCompletion of 3rd FloorCompletion of 4th FloorCompletion of FinishingSite Development

Sheet4TaskStart DateEnd DateDaysDaysProposed Blog on Plot No EL-1479/20/098/10/103243251. Completion of RAFT9/20/0912/2/097374 a. Excavation9/20/0910/1/091112 b. Rock Breaking10/2/0910/5/0934 c. Footing10/6/0910/27/092122 d. Column below Raft10/6/0911/3/092829 e. Raft11/3/0912/2/0929302. Completion of Plinth(Basement)12/3/092/6/106566 a. Basement Pardl & UG tank top12/3/0912/16/091314 b. 1st slab(Basement & UG tanktop)12/17/092/6/1051523. Completion of Stilt Floor2/7/102/26/101920 a. 2nd slab2/7/102/26/1019204. Completion of First Floor2/27/103/18/101920 a. 3rd slab2/27/103/18/1019205. Completion of 2nd Floor3/19/104/7/101920 a. 4th Slab3/19/104/7/1019206. Completion of 3rd Floor4/8/104/27/101920 a. 5th Slab4/8/104/27/1019207. Completion of 4th Floor4/28/105/17/101920 a. 6th Slab4/28/105/17/1019208. Completion of Finishing5/12/108/10/109091 a. Lift machine room, OH tank, Staircase cabin & Water Proofing)5/12/106/18/103738 b. Masonry Work5/12/106/10/102930 c. Plastering6/19/106/25/1067 d. Plumbering6/19/107/11/102223 e. Flooring7/12/107/20/1089 f. Painting & Elevation Finishing7/21/108/10/1020219. Site Development7/17/108/10/102425

Sheet5TaskStart DateEnd DateDaysDays1. Completion of RAFTSunday, September 20, 200912/2/097374 a. ExcavationSunday, September 20, 200910/1/091112 b. Rock BreakingFriday, October 02, 200910/5/0934 c. FootingTuesday, October 06, 200910/27/092122 d. Column below RaftTuesday, October 06, 200911/3/092829 e. RaftTuesday, November 03, 200912/2/0929308. Completion of FinishingWednesday, May 12, 20108/10/109091 a. Lift machine room, OH tank, Staircase cabin & Water Proofing)Wednesday, May 12, 20106/18/103738 b. Masonry WorkWednesday, May 12, 20106/10/102930 c. PlasteringSaturday, June 19, 20106/25/1067 d. PlumberingSaturday, June 19, 20107/11/102223 e. FlooringMonday, July 12, 20107/20/1089 f. Painting & Elevation FinishingWednesday, July 21, 20108/10/102021

1. Completion of RAFTSunday, September 20, 200912/2/0973742. Completion of Plinth(Basement)Thursday, December 03, 20092/6/1065663. Completion of Stilt FloorSunday, February 07, 20102/26/1019204. Completion of First FloorSaturday, February 27, 20103/18/1019205. Completion of 2nd FloorFriday, March 19, 20104/7/1019206. Completion of 3rd FloorThursday, April 08, 20104/27/1019207. Completion of 4th FloorWednesday, April 28, 20105/17/1019208. Completion of FinishingWednesday, May 12, 20108/10/1090919. Site DevelopmentSaturday, July 17, 20108/10/102425

Sheet6Node NumberEarly StartEarly FinishLate Start Late FinishSlackA0120120B121612160C163823457D164516450E457545750Node NumberEarly StartEarly FinishLate Start Late FinishSlackA0388468B0300300C384546538D305330530E536253620F628362830ActivityPredecessorTimeA-12BA4CB22DB29ED30ActivityPredecessorTimeA-38B-30CA7DB23EC,D9FE21