Definition of Floodgate
The gates used to control the flow of water through a dike or into a reservoir are called the lock gate. Some lock gates protect areas vulnerable to hurricanes or typhoons. Valves used in lock protection applications have a variety of design requirements and are typically located at the foot of dams. Often, the most important requirement (in addition to regulating the flow) is the dissipation of energy. As the water is very heavy, it leaves the base of a dam with the enormous force of the water that grows from above. If this energy is not dissipated, the current can erode nearby rock and soil and damage structures. “As soon as we boarded Walmart, the floodgates started opening,” Beale said. This upsetting decision opens the floodgates to cases that will challenge a central principle of the 115-year-old sports federation – that college athletes are amateurs and should not be paid. These sample sentences are automatically selected from various online information sources to reflect the current use of the word “gateways.” The opinions expressed in the examples do not represent the opinion of Merriam-Webster or its editors.
Send us your feedback. When she met his gaze, she opened a door of happy tenderness in his eyes. The campaign will “open the floodgates” of union action, Trumka said. There are many types of lock gates, all of which are designed to sometimes hold water and let it flow over others. A pictorial lock door retains strong emotions or something as powerful. You will find this lock gate most often in the phrase “Open the lock gates”. For example, a school principal might be concerned that allowing a student to take their pet rabbit to class would open the floodgates for anyone who brings animals to school. If these happen to be small, those sitting next to them should be careful; The smaller the lock gate, the smarter the electricity becomes. Lock gates, also known as stop gates, are adjustable gates used to control the flow of water in flood barriers, reservoirs, rivers, streams or systems. They can be designed to adjust overflow heights in dams, adjust flows in locks and canals, or they can be designed to completely stop the flow of water as part of a dike or storm surge system.
Because most of these devices control the surface height of the water that is stored or laid, they are also known as comb doors. In the case of flood diversion systems, lock gates are sometimes used to lower water levels in a main river or canal canals by allowing more water to flow into a bypass road or retention basin when the river or main canal approaches a flood stage. The dam and flood gate were located just behind the southwest bastion and the old dam of the dam can still be traced. We are at this moment when the floodgates have opened and now everything is possible again. If Google doesn`t maintain its threat to shut down search and pays to link to publishers, it will open a valve that could lead to a cascade of similar laws around the world. The pond or reservoir above the lock gate is separated from the weir by a stone wall on the left or southwest side. Lock gate to cut or release the flow of water on overflows related to the operation of a dam. The important safety features of many types of dams, lock valves and overflows divert excess water from the dam and its foundations to prevent erosion that could lead to catastrophic dam failure. Subscribe to America`s largest dictionary and get thousands of additional definitions and advanced search – ad-free! Britannica.com: Encyclopedia article on the gate of the lock “Schleusentor”. Merriam-Webster.com dictionary, Merriam-Webster, www.merriam-webster.com/dictionary/floodgate.
Retrieved 11 October 2022. The inventor of the damper register opened a lock barrier for such an aliquot rerun that cannot be achieved otherwise. If the rectangular cane door is immersed below the surface, the same equation can be used, but only the height of the water surface in the center of the door should be used to calculate the force on the flood door. The revolving doors turn backwards, lowering their tops and allowing for measured flow on the top of the doors. Drum valves can automatically control the level of the tank upstream up to a precise level without the help of mechanical force. A revolving door construction consists of a cast steel chair held in position by hinges mounted on the crest of the dam and supported in a flotation chamber built immediately behind the ridge. The water pressure in the tank and the buoyancy of the box in the flotation chamber keep the sink box in rotational balance. Raising or lowering the water level in the flotation chamber causes the sink box to rotate in the same direction, reducing or increasing the flow of the tank through the door.
This action can be connected to a float control unit in the tank and operated automatically.
