It was considered dÃ©classÃ© to refer to one's own townhouses, estates or villas (or those of friends) as mansions and modern etiquette books still advise that the terms house, big house or great house be used instead.
Waste weir. A waste weir on a navigable canal is a slatted gate on each canal level or pound, to remove excess water and to drain the canal for repairs or for the winter shutdown.
A canal lock is used to raise or lower the water level, and are usually kept together in flights such as those at Bingley five rise locks.When a Narrowboat is going upstream the bottom gate opens to allow the boat to enter, the paddles on this gate which allow water to empty are shut.The gate is closed and the ground paddles are opened. They are situated on both sides of the lock and the water is channeled through a tunnel into the lower lock.The boat begins to rise as the lock fills with water.hen a Narrowboat is going upstream the bottom gate opens to allow the boat to enter, the paddles on this gate which allow water to empty are shut. The gate is closed and the ground paddles are opened. They are situated on both sides of the lock and the water is channeled through a tunnel into the lower lock.