Know More about Miyagase Dam

Miyagase Professionals

Auxiliary Discharge / Auxiliary Gate
Type	High-pressure slide gate
Dimensions	Net span 0.55 × Door height 0.7m
Quantity	1 gate
Design wet depth	31.58m
Door body weight	1t/gate
Water sealing method	Rear metal sealing
Opening/closing machine	Hydraulic cylinder type
Opening/closing speed	0.3m/min
Head	0.75m
Opening/closing load	When opening: 1.5tf When closing: 4.6tf
Main Discharge / Auxiliary Gate
Type	Ring follower gate
Dimensions	Diameter 1.9m
Quantity	1 gate
Design wet depth	31.58m
Door body weight	5.5t/gate
Water sealing method	Rear metal sealing
Opening/closing machine	Hydraulic cylinder type
Opening/closing speed	0.3m/min
Head	2.05m
Opening/closing load	When opening: 6.2tf When closing: 26.8tf
Auxiliary Discharge / Main Gate
Type	Hollow jet valve
Dimensions	Diameter 0.7m
Quantity	1 gate
Design wet depth	31.58m
Door body weight	1.1t (sliding part)
Water sealing method	Metal sealing
Opening/closing machine	Hydraulic cylinder type
Opening/closing speed	0.1m/min
Head	0.28m
Opening/closing load	When opening: 9.4tf When closing: 27.7tf
Main Discharge / Main Gate
Type	Hollow jet valve
Dimensions	Diameter 1.9m
Quantity	1 gate
Design wet depth	31.58m
Door body weight	10.4t (sliding part)
Water sealing method	Metal sealing
Opening/closing machine	Hydraulic cylinder type
Opening/closing speed	0.1m/min
Head	0.72m
Opening/closing load	When opening: 23.4tf When closing: 145.4tf