Barrages or weirs Layout, construction, methods of, or devices for, making same

EFIXED CONSTRUCTIONS E02Hydraulic engineering E02BHYDRAULIC ENGINEERING

E02B7/00Barrages or weirs Layout, construction, methods of, or devices for, making same

E02B7/005Deformable barrages or barrages consisting of permanently deformable elements E02B7/02Fixed barrages E02B7/04Dams across vallies E02B7/06Earth-fill dams Rock-fill dams E02B7/08Wall dams E02B7/10Gravity dams E02B7/12Arch dams E02B7/14Buttress dams E02B7/16Fixed weirs Superstructures or flash-boards therefor E02B7/18Siphon weirs E02B7/20Movable barrages Lock or dry-dock gates E02B7/205Barrages controlled by the variations of the water level; automatically functioning barrages E02B7/22Stop log dams Emergency gates E02B7/24Needle weirs E02B7/26Vertical-lift gates E02B7/28with sliding gates E02B7/30with guide wheels or rollers for the gates E02B7/32Cylindrical or tubular gates E02B7/34Flash- boards for vertical-lift gates E02B7/36Elevating mechanisms for vertical-lift gates E02B7/38Rolling gates or gates moving horizontally in their own plane E02B7/40Swinging or turning gates E02B7/42Gates of segmental or sector-like shape with horizontal axis E02B7/44Hinged-leaf gates E02B7/46Gates turning round a horizontal axis arranged midway of the flap E02B7/48Roof or double shutter gates E02B7/50Floating gates E02B7/52Equipment preventing vibration of gates E02B7/54Sealings for gates