WELCOME TO TRAINING PROGRAMME FOR
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Transcript of WELCOME TO TRAINING PROGRAMME FOR
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WELCOME TO
TRAINING PROGRAMME
FOR
CONSULTANTS’ SERVICES FOR 3rd PARTY
QUALITY CONTROL AND QUALITY
ASSURANCE G. PRABHAKAR
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CHAPTER 1
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Quality Planning Quality Control Quality Assurance Quality Audit and Quality Improvement
Design
Drawings
Specifications
Staff
Training
Laboratories
Site Organization
Debris disposal
testing of Materials at source
Borrow areas
Mix designs
Quality Control Manual
Pre Construction Activities
During Construction Activities
After construction Activities and curing
Inspections
Sampling
Testing
Reporting
Control charts
Documentation soft & Hard copies
Photographs records
Video film records.
Scrutiny of Reports and tests data
Improvements required
QUALITY MANAGEMENT SYSTEM
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QUALITY ASSURED BYQUALITY ASSURED BY
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PARTIES INVOLVED IN THE WORK TO ENSURE QUALITY
PARTY – I: Project Engineers
PARTY – II: Construction Agency
PARTY – III: Quality Assurance Consultants
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CONTRACTOR AND PROJECT ENGINEERS
PROJECT ENGINEERS:
are primarily responsible for Quality Assurance of
the work being executed and to conduct all field
tests before allowing further work.
• Shall check and produce to inspecting officers the
following records and O.K. Cards maintained by
the Construction Agency.
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a) Registers:-
1. Site order.
2. Register of Bench Marks
3. Material O.K. Register.
4. Register of foundations.
5. Register of placement for concrete, Embankment,
Reinforcement and other test reports.
6. Register of test reports of compressive strength of
concrete specimens.
7. Cement day Book.
8. Register for embankment placement
9. Roller press control register
10. Moisture Control Register
11. Embankment test results register
12. Register for shot crete
13. Register for Aggregate testing
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b) O.K. Cards for Big Structures and Heavy
Embankments:
1. O.K. card for cast-in-situ concrete
lining.
2. O.K. card for Earthwork
Embankment
3. O.K. card for grouting
4.O.K. card for structural concrete work.
5.O.K. card for sub-grade preparation.
6.O.K. card for RR Masonry
7.O.K. card for shot creting
8.O.K. card for grouting
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AE/AEEs have to check pre levels and final levels.
For measurements recorded by Construction Agency,
D.E.Es to test check measurements spread over the
entire work. E.Es/S.Es to check measure as per Codal
provisions and rules in vogue.
The measurement records have to be maintained by
Construction Agency and finally handed over to the
Engineer-in-Charge.
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The observations made by Third Party Quality
Control, Department Quality Control Staff have to
be invariably complied with before the next bill
for payment is presented. To this effect certificate
has to be recorded by Construction Agency and
countersigned by the field engineers.
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It will be better if the Monthly review
meetings are conducted by the
concerned SE’s invariably involving
Quality Control and construction
agencies to discuss the Quality
Assurance aspects and record the
minutes of the said meetings.
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QUALITY CONTROL STAFF
Shall verify the records maintained at site by the
E.P.C. agency and the Third Party Quality Control
Consultants.
The TPQC Consultant shall witness and verify 10%
tests being carried out by contractor.
Shall associate with construction staff or conduct
independently 10% tests with required frequency
as per specifications.
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QUALITY CONSULTANTS
The Third Party Quality Assurance Consultants
should posses all the testing independent
testing to assure the Quality of work.
Quality requirements should be clear and
verifiable.
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DESCRIPTION OF TASKS
Review of Design, plans and specifications for
constructability and operability.
Important decisions regarding Quality of
works are made during design and planning
stages. Quality Assurance during construction
depends on conformance to the design and
specifications.
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consultant to participate in designs
review meeting with project
engineers and contractor’s
representatives and give suggestions,
if any………………..
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CONSULTANT TO PROVIDE
Services enabling the Government to ensure best
Quality of Construction in the Project by working closely
with the Field Engineers.
TASKS TO BE PERFORMED BY THIRD PARTY
Review of Designs and Drawings HPs, Designs of
Structures & Specifications and Review of QMP of EPC
Agency.
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Review Contractor’s Test Data & Conduct
tests in selected frequency.
Review of Mix Design
NDT Data on finished items
Non-Conformities – Corrective action
Calibration Report
Quality Certificate
Inter Lab Testing
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CALIBRATION OF TESTING CEMENT
QA consultant to verify calibration of all their
and Contractor’s testing and measuring
equipment – reports on calibration status,
frequency of recalibration etc. to be submitted
to the Engineer-in-Charge.
The qualifications, experience of the testing
personnel have to be assessed.
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QUALITY MANAGEMENT SYSTEM
Quality of the work is dependent upon the
participating constituents, some of which are
sustainable and effectively controlled while
others are not.
The process of managing the quality is
through QMP.
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QUALITY MEASURES
Periodic inspection, testing and verification.
Proper maintenance of records and
registers.
Undertaking quality audit and review of
QMP and QAP.
Provide training to all concerned.
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STAGES FOR INSPECTION, TESTING AND
VERIFICATION
Input Materials Inspection.
During Construction Inspection
Completed work inspection.
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Evaluate establish the contractor’s QMP (Quality
Management Plan) requirements to see whether the Q.C
organization possesses the following standards:
1) Evaluation of Testing and Inspection efficiency.
- Effectiveness of procedures
- Operation of Plant and Equipment
- Adequacy of personnel and
- Progress of records
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2) Evaluation of Internal assessment:
- Information that is adequate and accurate
- Effectiveness of communication and feed back of Quality Control decisions to the operation level.
- Control overall phases of operation.
3) Evaluation of overall performance of various Project Laboratories:
- Procedures being followed
-Performance of individual laboratories
-Inter-Laboratory testing
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COMPLIANCE
Procedures and controls are of no significance unless
meticulously followed. It shall be ascertained through.
-Inspection and visual observation (Ex. Concrete lining in
place, structural concrete in place etc and supplementing
it by appropriate tests).
-Examination of O.K. Card.
-Persual of control charts for cement and concrete
-Direct Enquiry.
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VERIFICATION
Consultant shall review the facilities and staff in
labs. to determine whether
-the personnel possess adequate knowledge of
testing procedures and
-the testing and inspections are adequate.
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MONITORING CONTRACTORS PROCEDURES FOR
TESTING DEFICIENCIES TO ASSURE CORRECTIVE
ACTION TAKEN – QUALITY AUDIT
Construction Deficiencies and non-conformaties.
Report to the engineer to ensure that new work is
not placed on unacceptable work.
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LABS – TEST RESULTS
Depend on
- Competency of the testing personnel
- Accuracy of the apparatus and equipment
- Maintaining special environment conditions
-Proper maintenance and periodical calibration of
testing machines.
-Lastly knowledge in interpretation of test results.
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PRE CONSTRUCITON CHECKS
INPUT MATERIALS
Trained personnel with necessary equipment to verify
for required specifications and the recommend for
acceptance.
Clear GUIDELINES to be drafted for inspection
requirements, sample plans and acceptable quality
levels. Test results and certificate of conformance to be
furnished to Engineer-in-charge.
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Corrective Action Notice to be issued by
Consultant when material fails to conform
to specifications.
To inform the Engineer-in-Charge whether
the material is passed or failed.
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QA CHECKS – ON GOING WORKS
To ensure the materials, construction works
are as per specifications of APSS and IS
codes.
Defect prevention is preferred to detection
after occurrence.
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CONDUCT TESTS AT THE WORK SITE
Consultants to maintain confidentiality as regards the
sample testing.
For reconciliation, the Engineer-in-Charge discusses with
consultants and contractors.
QA Consultant to organize inter-laboratory testing sample
with NCCB and APERL for establishing the competence of
project laboratories.
This should be done once in THREE Months.
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THANK YOU