Role of Third Party Quality Consultant in Achieving Quality in Construction. Presented by Prof. Madhav Mulay . Ex- HOD , Deptt . Of Civil Engineering, Prof. Ramesh Prasad Goojar . HOD , Deptt . Of Civil Engineering, Govt. Polytechnic Thane. - PowerPoint PPT Presentation
1 Role of Third Party Role of Third Party Quality Consultant in Quality Consultant in Achieving Quality in Achieving Quality in Construction Construction Presented by Presented by Prof. Madhav Mulay. Prof. Madhav Mulay. Ex-HOD, Deptt. Of Civil Engineering, Ex-HOD, Deptt. Of Civil Engineering, Prof. Ramesh Prasad Goojar. Prof. Ramesh Prasad Goojar. HOD, Deptt. Of Civil Engineering, HOD, Deptt. Of Civil Engineering, Govt. Polytechnic Thane Govt. Polytechnic Thane
Transcript
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Role of Third Party Quality Role of Third Party Quality Consultant in Achieving Consultant in Achieving Quality in Construction Quality in Construction
Presented byPresented by
Prof. Madhav Mulay.Prof. Madhav Mulay.
Ex-HOD, Deptt. Of Civil Engineering,Ex-HOD, Deptt. Of Civil Engineering,
Prof. Ramesh Prasad Goojar.Prof. Ramesh Prasad Goojar.
HOD, Deptt. Of Civil Engineering, HOD, Deptt. Of Civil Engineering,
Govt. Polytechnic ThaneGovt. Polytechnic Thane
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Role of consultant in quality Role of consultant in quality related issues and related issues and
implemented solution implemented solution described here is based on described here is based on
hands on experience gained.hands on experience gained.
The issue of quality is important in view The issue of quality is important in view of economizing the construction cost, of economizing the construction cost, durability, utility, and use of local durability, utility, and use of local material as well as manpower. material as well as manpower.
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Quality Related Issues Quality Related Issues Experienced Experienced
and Solutions providedand Solutions provided
Capacity buildingCapacity building Quality of Material & TestingQuality of Material & Testing Problem solvingProblem solving Site InnovationsSite Innovations Reporting & DocumentationReporting & Documentation Counseling of Stake holdersCounseling of Stake holders
Capacity buildingCapacity buildingTraining cum Training cum awareness awareness programmes programmes conducted before, and conducted before, and during the during the construction Activityconstruction Activity
For Z.P. officers and For Z.P. officers and Engineers, at district Engineers, at district levels. levels.
And for SMC And for SMC members at Block members at Block levelslevels 66
Fresh Officers, Fresh Officers, & Engineers & Engineers lacks in lacks in experience of experience of RCC RCC construction construction work as well work as well as in Executing as in Executing the work the work under people’s under people’s participation participation modemode
Emphasis is given on Reinforcement Emphasis is given on Reinforcement detailing , advance construction detailing , advance construction techniques techniques Awareness about of latest IS codes & Awareness about of latest IS codes & earth quake resistant construction.earth quake resistant construction.Explanation by Use of 3 D Modeling Explanation by Use of 3 D Modeling during Training during Training Selection of material, field and Selection of material, field and laboratory tests .laboratory tests .The Training is supported by illustrative The Training is supported by illustrative Manual on best practices for RCC Manual on best practices for RCC construction written in local language.construction written in local language.
Reinforcement detailingReinforcement detailing
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Capacity buildingCapacity building
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ILLUSTRATED 3D MODEL OF ILLUSTRATED 3D MODEL OF KITCHEN SHEDSKITCHEN SHEDS
• All the Major Materials required for R.C.C. Work Tested on field as well as in All the Major Materials required for R.C.C. Work Tested on field as well as in Laboratory to the extent of minimum 60 % of works in each BlockLaboratory to the extent of minimum 60 % of works in each Block
• Mix design for at least each source area carried out before execution of work Mix design for at least each source area carried out before execution of work and same mix followed in future part of the worksand same mix followed in future part of the works
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Quality of Material & Testing Quality of Material & Testing
Members of SMC specifically trained in Members of SMC specifically trained in procuring Quality construction procuring Quality construction Materials. worksMaterials. works
Main emphasis is given on Main emphasis is given on •Selection of Materials, Selection of Materials, •Field Testing of MaterialsField Testing of Materials•Precautions in using MaterialsPrecautions in using Materials•Best practices of constructionBest practices of construction
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Quality of Material & Testing Quality of Material & Testing
Field Tests on Materials Field Tests on Materials
Field test Field test on Sand on Sand and and procedure procedure of washing of washing itit
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Quality check for Quality check for BricksBricks
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Correct way of laying Correct way of laying BricksBricks
Bricks should be Wetted Bricks should be Wetted for Two Hrs before usefor Two Hrs before use
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Use of measuring Boxes for Use of measuring Boxes for
Volumetric MixVolumetric Mix
Method of Method of Thorough Dry Thorough Dry Mixing of Mixing of ConcreteConcrete
Correct & Correct & Incorrect Way Incorrect Way
of placing of placing ConcreteConcrete
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1616 Reinforcement Steel test on computer operated Reinforcement Steel test on computer operated MachineMachine
1717Rebound Hammer Test of Concrete Rebound Hammer Test of Concrete BeamBeam
Typical Typical Architectural Architectural and structural and structural drawings for drawings for the school the school buildings are buildings are supplied by supplied by MPSP it did not MPSP it did not considered considered various local various local site condition. site condition.
Separate designs Separate designs considering foundation considering foundation strata provided to strata provided to economize the cost of economize the cost of structurestructure
Considering the coastal Considering the coastal area of Maharashtra area of Maharashtra modification in modification in foundation such as foundation such as provision of Col-crete provision of Col-crete concrete Layer below concrete Layer below footing is proposed footing is proposed
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Problem Solving - RCC DesignsProblem Solving - RCC Designs
Non availability Non availability of Land, of Land, Variation in Variation in foundation foundation strata strata Likelihood of Likelihood of shallow water shallow water table.table.
Issue of Large Issue of Large span and span and Positioning of Positioning of Columns, Columns, Laying of Laying of ReinforcementReinforcement
Considering shortage Considering shortage of land available & of land available & Variation in strata Variation in strata construction of multi-construction of multi-storied RCC structures storied RCC structures proposed proposed
Possibility of Possibility of alternative economical alternative economical design by dividing the design by dividing the span with provision of span with provision of additional column in additional column in walls is consideredwalls is considered
2020Foundation Problem –water logged area
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Proposed foundation in Proposed foundation in Waterlogged AreaWaterlogged Area
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Common Quality issues / Common Quality issues / ProblemsProblems
Problems of Problems of quality in RCC quality in RCC framed framed structure structure work are due work are due to lack of to lack of knowledge in knowledge in construction construction processes and processes and lack of lack of experiences in experiences in constructing constructing RCC structure. RCC structure.
Concerned supervisors , SMC Concerned supervisors , SMC members given input on members given input on construction of RCC structure. construction of RCC structure. Timely visit by Consultants Timely visit by Consultants helped in eliminating poor helped in eliminating poor quality concrete quality concrete Attention on following issues is Attention on following issues is specifically given specifically given
Cutting, bending, laying, binding Cutting, bending, laying, binding of bars, Importance of Negative of bars, Importance of Negative Reinforcement, lap length in Reinforcement, lap length in Tension and Compression Tension and Compression
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Common Quality issues / Common Quality issues / ProblemsProblems
Problems of quality in Problems of quality in RCC framed structure RCC framed structure work are due to lack of work are due to lack of knowledge in knowledge in construction processes construction processes and lack of and lack of experiences in experiences in constructing RCC constructing RCC structure. structure.
Size and slope of form Size and slope of form work and centering work and centering Proper size of cover in Proper size of cover in coastal areascoastal areas Removal of form work Removal of form work and centeringand centeringCuring of sloping Curing of sloping Concrete slabsConcrete slabs
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G+2 RCC School Building
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G+1 RCC School Building
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Sloping RCC slab Roof School Sloping RCC slab Roof School BuildingBuilding
The school The school buildings are buildings are constructed constructed with sloping / with sloping / Pyramid shape Pyramid shape slabslab
Innovative method of Innovative method of filling the concrete filling the concrete from Lower side from Lower side towards Ridge is towards Ridge is developed and the developed and the workers are trained to workers are trained to get qualityget quality
Ponding Ponding method on method on non non approachable approachable sloping slab sloping slab
Scarcity of Scarcity of water water
Alternative method Alternative method using locally available using locally available material such material such trickling of water trickling of water through PVC pipes on through PVC pipes on Sloping slab covered Sloping slab covered with straw or gunny with straw or gunny bag is innovated, bag is innovated, practiced and practiced and recommended recommended
Better solution Better solution for for strengthening strengthening of poor quality of poor quality concrete by concrete by retrofittingretrofitting
Non destructive Non destructive testing are done at testing are done at intermediate stages intermediate stages and poor quality and poor quality concrete is strengthen concrete is strengthen by retrofitting by retrofitting
All major All major events, events, occurrences, occurrences, test report, test report, photo graph photo graph are are maintained maintained for future for future references references and and evidencing evidencing
Foundation strata and water Foundation strata and water table, Reinforcement details table, Reinforcement details recorded for future references recorded for future references and guidance.and guidance.
Photographs of all stages of Photographs of all stages of work (foundation, Plinth, Slab, work (foundation, Plinth, Slab, Masonry, Finishing) are takenMasonry, Finishing) are taken
Photographs of poor quality Photographs of poor quality work taken for deciding future work taken for deciding future course of action.course of action.
The test Reports properly The test Reports properly interpreted and where interpreted and where necessary Repeat tests or NDT necessary Repeat tests or NDT carried out for deriving specific carried out for deriving specific conclusionconclusion
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REPORTING OF BETTER WATER PROOFING REPORTING OF BETTER WATER PROOFING TECHNIQUETECHNIQUE
At many places At many places the SMC is the SMC is either inactive either inactive or non or non cooperativecooperative
Quality Quality Materials Materials either not either not purchased or purchased or Proper Proper procedure is procedure is not followednot followed
.Local level .Local level politics politics hampers the hampers the progress & progress & qualityquality
The consultant with The consultant with involvement of Z.P. officials involvement of Z.P. officials arranged counseling session arranged counseling session with SMC and motivated the with SMC and motivated the SMCSMC
Impressed importance of Impressed importance of using Quality materials and using Quality materials and its long term benefits upon of its long term benefits upon of SMC SMC
The consultant acted as The consultant acted as counselor in cases of local counselor in cases of local politics and avoided the rift politics and avoided the rift for the cause and purpose of for the cause and purpose of constructing School constructing School
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Our sincere thanks to:- Our sincere thanks to:-
Chief engineer , all engineers & staff of Chief engineer , all engineers & staff of MPSP MumbaiMPSP Mumbai
CEO, Executive Engineers, Jr. Engineers CEO, Executive Engineers, Jr. Engineers and field staff of Zillha Parishad of and field staff of Zillha Parishad of Maharashtra, NMMC, KDMC, BNMC, Maharashtra, NMMC, KDMC, BNMC, TMC & various Municipal Corporations TMC & various Municipal Corporations & councils& councils
Director tech. Education Maharashtra, Director tech. Education Maharashtra, MumbaiMumbai
All the Engineers & staff of Consultants All the Engineers & staff of Consultants involved in Sarva Shiksha Abhiyan.involved in Sarva Shiksha Abhiyan.
