Reliability of Overflow Structures (g) | Reliability of Adduction Structures (h) | Percolation (i) | Deformations and settling (j) | Deterioration of embankments/ supporting walls (k) | Locks (1) |
Civil and hydro-mechanical structures in full operation/unobstructed approach or restitution channels or spillway (free-flowing weir) (0) | Civil structures and hydro-electromechanical devices under proper conditions of maintenance and operation (0) | Percolation fully controlled by the drainage system (0) | Nonexistent (0) | Nonexistent (0) | No lock (0) |
Civil and hydro-electromechanical structures prepared for operation, but with no sources of emergency power supply/channels or spillway (free-flowing weir) with erosions or obstructions, but with no risk to the slope structure (4) | Compromised civil structures or hydro-electromechanical devices with identified problems, with decreased flow capacity and corrective measures under implantation (4) | Humidity or upwelling in stabilized and/or monitored downstream areas, supporting walls, embankments or abutments (3) | Existence of small size cracks and abatements of no impact (1) | Gaps in protection to embankments and supporting walls, presence of small shrubs of no impact (1) | Civil and hydro- electromechanical structures well maintained and functioning (1) |
Reliability of Overflow Structures (g) | Reliability of Adduction Structures (h) | Percolation (i) | Deformations and settling (j) | Deterioration of embankments/ supporting walls (k) | Locks (1) |
Compromised civil structures or hydro-electromechanical devices with identified problems, with reduced flow capacity and corrective measures under implantation/channels or spillway (free-flowing weir) with erosions and/or partially obstructed, with risk of impairment of the slope structure (7) | Compromised civil structures or hydro-electromechanical devices with identified problems, with reduced flow capacity and no corrective measures (6) | Humidity or upwelling in downstream areas, supporting walls, embankments or abutments, untreated or in the diagnostic phase (5) | Existence of cracks and abatements of considerable impact, generating a need for additional studies or monitoring (5) | Surface erosion, exposed hardware, generalized vegetation growth, generating a need for monitoring or corrective action (5) | Compromised civil structures or hydro- electromechanical devices with identified problems and corrective measures under implantation (2) |
Compromised civil structures or hydro-electromechanical devices with identified problems, with reduced flow capacity and no corrective measures/obstructed channels or spillway (free-flowing weir) or with damaged structures (10) | - | Upwelling in downstream areas, embankments or abutments with material bearing or with increasing flow (8) | Existence of significant cracks, abatements or landslides, with potential for compromising safety (8) | Significant depressions in embankments, landslides, deep erosion grooves, with potential for compromising safety (7) | Compromised civil structures or hydro- electromechanical devices with identified problems and no corrective measures (4) |