Call For Tenders From: Presidency Of The Guadalquivir Hydrographic Confederation. Purpose: Contract For Control And Surveillance Services For The Works Of The Huesna Spillway Improvement Project, Tt.Mm. Of Constantina And El Pedroso (Seville). Co-Financed With Erdf Funds. Multiregional Operational Programme Of Spain 2021-2027 Within Its Specific Objective Rso2.5 "Promote Access To Water And Sustainable Water Management". File: Se(Dt)-7229.