how time, cost, and quality are controlled in construction contracts:
Control of Time, Cost, and Quality in Construction Contract
1. Time Control
- Work schedule (bar chart/CPM/PERT) is prepared and followed.
- Milestones and completion deadlines are fixed in the contract.
- Regular progress monitoring and reporting are done.
- Penalty (liquidated damages) is imposed for delays.
- Extension of time (EOT) is allowed in valid cases.
2. Cost Control
- Detailed estimate and budget are prepared before construction.
- Payments are made as per measured work (running bills).
- Variation orders are properly approved and recorded.
- Cost monitoring and financial auditing are carried out.
- Avoidance of wastage and proper resource management.
3. Quality Control
- Work is executed as per drawings and specifications.
- Use of standard materials and proper testing (lab/field tests).
- Regular site inspection and supervision by engineers.
- Quality assurance procedures (QA/QC system) are followed.
- Defective work is rejected or corrected.
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