KADAGUA RIVER CHANNELING PLAN IN ZALLA. PHASE 1

Area of activity
WATER AND ENVIRONMENT

Service
River hydraulics and flooding

Client
Güeñes City Council

Scope

• Hydraulic study development
• Channeling plan

Duration
2010-2013

The purpose of this contract is the drafting of the Plan for the channeling of the Kadagua river in the section between Sodupe and the railroad bridge in Güeñes. It includes the complementary hydraulic study of the Herrerías river in Sodupe, which includes a section of the Kadagua river, downstream of its confluence with the Herrerías river.

The scope of the work includes the current situation, the description of the hydraulic model and the situations considered in the Herrerías river section.

More specifically, the work to be carried out includes the following aspects:

• Establishment of the flood flows corresponding to the different return periods to be considered in the study.
• Analysis of the flood-ability of the area at present, in the face of the floods of the Kadagua and Herrerías rivers.
• Definition of the Channelling Plan for the aforementioned rivers, in the sections of interest indicated above.

In order to carry out the work, the information provided by the petitioner has been used, referring to the topography of the area and the results obtained in the Integral Flood Prevention Plan (PIPI) of the Autonomous Community of the Basque Country and in the “Project for flood defense and channeling of rivers and streams of the urban centers of the intercommunity basins of the Kadagua, Karrantza and Agüera rivers, in the Autonomous Community of the Basque Country”.