To ensure quality control in construction projects, start with thorough planning and clear specifications. Select experienced contractors and skilled workers, and establish a comprehensive quality management plan. Implement regular inspections and testing at various stages to identify and address issues early. Use standardized procedures and quality benchmarks to maintain consistency. Encourage open communication among all stakeholders to promptly resolve any problems. Document all quality control activities and maintain detailed records for future reference. Continuous training and updates on best practices for the team can also help in upholding high standards throughout the project's lifecycle.