Standardisation of Vamsadhara River and Nagavali River Flood Banks, Andhra PradeshVamsadhara & Nagavali Rivers witnessed the brunt of flash floods by two successive depressions in the Bay of Bengal coupled with heavy rainfall in its catchment areas in Orissa and Andhra Pradesh during July and August 2006. The flood waters breached the banks at several locations inundating 719 villages in 38 mandals in Srikakulam District.
The total length of flood banks of Vamsadhara & Nagavali rivers in Srikakulam and Vizianagaram Districts is about 134 Kms. Out of which 33.1 Kms length of flood banks is along Nagavali River and the balance length of 100.9 Kms along River Vamsadhara. With the experience of the past floods, it was proposed to raise the flood banks by 2.00 m over the observed maximum flood level (OMFL) of 1986 & 2006 flood for Vamsadhara & Nagavali Rivers respectively.
Detailed Project Report for Standardisation of Vamsadhara and Nagavali River Flood Banks, Andhra PradeshDetailed Project Report (DPR) was prepared by ConTec on behalf of Irrigation and Command Area Development Department, Govt. of AP for standardization of Vamsadhara and Nagavali flood banks in Vizianagaram and Srikakulam districts by raising and widening of the existing flood banks including protection works and retrofitting of existing structures. The project costing Rs. 310 Crores was approved by Central Water Commission and the project and the project was executed by I&CAD, Andhra Pradesh. This work was done for Irrigation & Command Area Development Department (I&CAD), Andhra Pradesh.
Outfall Sluices in Nagavali Flood Banks
ConTec has designed various Outfall Sluices under Cross Masonry and Cross Drainage works for M/s PJR Project Constructions Limited.