Project Overview:

The Stormwater Drainage Upgrade project was undertaken to address recurring urban flooding, inadequate surface runoff capacity, and aging drainage infrastructure. The scope focused on improving hydraulic performance, system reliability, and long-term resilience under increasing rainfall intensities and urban load conditions.

The project prioritized integration with existing road networks, utilities, and built environments while minimizing disruption to daily urban activity. Design and execution decisions were guided by flood risk mapping, catchment behavior analysis, and on-ground constructability constraints.

Objectives & Engineering:

The primary objective was to enhance stormwater conveyance capacity and reduce waterlogging across critical urban corridors during peak rainfall events. The project aimed to improve flow continuity, eliminate bottlenecks, and ensure safe discharge into downstream channels.

A parallel objective was to extend the service life of the drainage network through durable materials, proper slope control, and maintenance-friendly detailing. Compliance with urban drainage standards and coordination with municipal authorities were maintained throughout the project lifecycle.

The project followed a structured engineering and execution approach beginning with detailed site investigations and hydrological assessments. Existing drain conditions, invert levels, and obstruction points were mapped to inform alignment and sizing decisions.

Design development focused on optimized cross-sections, appropriate gradients, and junction detailing to ensure smooth flow transitions. Execution planning accounted for phased construction, traffic management, and coordination with parallel utilities to avoid service conflicts.

Continuous on-site supervision ensured that construction adhered to approved drawings, quality benchmarks, and safety protocols, while adjustments were made in real time to address unforeseen ground conditions.

Conclusion:

The Stormwater Drainage Upgrade significantly improved urban flood resilience and operational performance of the drainage network. The completed system delivers reliable runoff management under high-intensity rainfall while integrating seamlessly with surrounding infrastructure.

The project demonstrates Frolic Infra’s capability to execute technically demanding urban infrastructure upgrades with precision, coordination, and long-term performance in focus.