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14-533: The Zwanenburgwal flows from the Sint Antoniessluis sluice gate (between the streets Sint Antoniesbreestraat and Jodenbreestraat ) to the Amstel river. The canal was originally named Verversgracht ("dyers' canal"), after the textile industry that once dominated this part of town. Dyed textiles were hung to dry along the canal. Waterlooplein , a market-square popular among city visitors, sits along

28-657: A dike along the eastern edge of the city, was breached to construct a sluice gate, the Sint Antoniessluis. The inner section came to be known as the Zwanenburgwal and the outer section, beyond the sluice gate, became known as the Oude Schans . During construction of the canal, a part of the Amstel river was reclaimed to form two new neighborhoods, Zwanenburg (west of the Zwanenburgwal) and Vlooienburg (east of

42-426: A river sluice used in gold prospecting or fossicking . A mill race , leet , flume , penstock or lade is a sluice channeling water toward a water mill . The terms sluice , sluice gate , knife gate , and slide gate are used interchangeably in the water and wastewater control industry. "Sluice gate" refers to a movable gate allowing water to flow under it. When a sluice is lowered, water may spill over

56-413: A variety of deliberate applications or processes. Another definition of wastewater is "Used water from any combination of domestic, industrial, commercial or agricultural activities, surface runoff / storm water, and any sewer inflow or sewer infiltration ". In everyday usage, wastewater is commonly a synonym for sewage (also called domestic wastewater or municipal wastewater), which is wastewater that

70-512: A winter activity for men who spent summers working on farms. Where there were freezing nights, water might be applied to logging sluices every night so a fresh coating of slippery ice would reduce friction of logs placed in the sluice the following morning. Sluice boxes are often used in the recovery of black sands , gold , and other minerals from placer deposits during placer mining operations. They may be small-scale, as used in prospecting , or much larger, as in commercial operations, where

84-539: The Somerset Levels , sluice gates are known as clyse or clyce. Most of the inhabitants of Guyana refer to sluices as kokers. The Sinhala people in Sri Lanka, who had an ancient civilization based on harvested rain water, refer to sluices as Horovuwa. Wastewater Wastewater (or waste water ) is water generated after the use of freshwater , raw water , drinking water or saline water in

98-641: The Zwanenburgwal. The combined city hall and opera house structure, the Stopera , lies at the intersection of the Zwanenburgwal and the river Amstel. Also on this corner lies the Joods Verzetsmonument, a monument to the Jewish resistance during World War II , where a ceremony in remembrance of the Kristallnacht massacre is held each year. Well-known inhabitants of the Zwanenburgwal include

112-598: The adjacent house, now the Rembrandthuis museum. Rembrandt was able to leave his house via an exit onto the Zwanenburgwal, running underneath the adjacent corner house, which enabled him to move the giant canvas of the Night Watch out of his studio. The Zwanenburgwal was originally an arm of the Amstel delta which was dug into a canal at the start of the 17th Century. In 1602 the Sint Antoniesdijk,

126-561: The canal). With the arrival in Amsterdam of large numbers of Jews from all over Europe in the late 16th and early 17th Century, the Zwanenburgwal became part of the Jewish neighborhood of Amsterdam. A synagogue was located on the Zwanenburgwal until 1936. During World War II, the neighborhood was emptied of its residents as most were deported to the Nazi concentration camps . The deserted houses were used for firewood and left derelict. After

140-468: The flow in open channels. Vertical rising sluice gates are the most common in open channels and can operate under two flow regimes: free flow and submerged flow. The most important depths in designing of sluice gates are: In the mountains of the United States, sluices transported logs from steep hillsides to downslope sawmill ponds or yarding areas. Nineteenth-century logging was traditionally

154-431: The following painters: Rembrandt , Karel Appel , Nicolaes Eliasz. Pickenoy , Salomon Meijer , and Cornelis van der Voort , the philosopher Baruch de Spinoza , the architect Michel de Klerk , the writer Arend Fokke Simonsz , and the communist leader Paul de Groot . From 1631 to 1635, Rembrandt lived and worked at the home of Hendrick van Uylenburgh at the corner of Zwanenburgwal and Jodenbreestraat. In 1639 he bought

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168-407: The material is sometimes screened using a trommel , screening plant or sieve. Traditional sluices have transverse riffles over a carpet or rubber matting, which trap the heavy minerals, gemstones, and other valuable minerals. Since the early 2000s more miners and prospectors are relying on more modern and effective matting systems. The result is a concentrate which requires additional processing. In

182-440: The top, in which case the gate operates as a weir . Usually, a mechanism drives the sluice up or down. This may be a simple, hand-operated, chain pulled/lowered, worm drive or rack-and-pinion drive , or it may be electrically or hydraulically powered. A flap sluice, however, operates automatically, without external intervention or inputs. Sluice gates are one of the most common hydraulic structures used to control or measure

196-540: The war, the Vlooienburg district was demolished to make way for a new city hall, which however was not built until the 1980s. 52°22′07″N 4°53′59″E  /  52.36861°N 4.89972°E  / 52.36861; 4.89972 Sluice gate A sluice ( / s l u s / SLOOS ) is a water channel containing a sluice gate , a type of lock to manage the water flow and water level. It can also be an open channel which processes material, such as

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