Salineiro dam has irrigation as its main purpose and has the following characteristics:
- Gravity type dam, in stone masonry, with a maximum height of 30.1 m above the foundation and with 176.5 m of total of crest length;
- Uncontrolled spillway on the dam body, designed for a maximum flow of 214,5 m3/s, with a Creager spillway sill and a discharge channel over downstream face, ending at a ski jump;
- Bottom outlet (Ø500 mm) embedded in the dam’s body and designed for a maximum flow of 1,61 m3/s;
- Two Ø400 mm water intakes for irrigation located on the dam upstream face.