dam with lifting gates [ lifting gates dam ]

segment gate weir

bear trap dam | roof weir

timber-crib control dam

open dam | open check dam | permeable check dam | self-flushing dam | debris-sorting dam

arch dam | arch-dam | arch-type dam | arched dam | single arch dam | single-arch dam

multiple-arch dam | multiple arch dam | multiple arched dam | multiple-arch type dam | multiple-arch-type dam | multiple-arch type buttress dam | multiple arch-buttress dam | multiple-vault dam

inflatable dam | inflatable weir

(ii) a hydro electric installation of a producer of hydro electric energy with a planned maximum generating capacity not exceeding 15 megawatts upon completion of site development that is the generating equipment and plant (including structures) of that producer including a canal, a dam, a dyke, an overflow spillway, a penstock, a powerhouse complete with generating equipment and other equipment ancillary thereto, control equipment, fishways or fish bypasses and transmission equipment, except distribution equipment and a property included in Class 10 or 17,

(d) operate a lock, lift or swing bridge, dam or wasteweir in a historic canal, or the gates or sluices of those structures, unless authorized to do so; or

(B) is the electrical generating equipment and plant (including structures) of that producer including a canal, a dam, a dyke, an overflow spillway, a penstock, a powerhouse (complete with electrical generating equipment and other ancillary equipment), control equipment, fishways or fish bypasses, and transmission equipment,

55 (1) Only a person authorized by the Chief, Superintending Engineer or Superintendent may open or shut the gates or sluices of the locks, waste weirs or dams or draw down or raise the water level of a canal by any means whatever.