The dike was built in the 1840s, the pump started work in 1850 and in the three years that had been predicted a century before, the Haarlem lake was pumped dry. The pumping station Cruquius continued to work on and off until 1933, when it was made into a museum. The foreman's house was made into a café which it still is today.
The dike was built in the 1840s, the pump began operating in 1850, and within the three years predicted a century earlier, the Haarlem lake was drained. The pumping station Cruquius continued to operate intermittently until 1933 when it became a museum. The foreman's residence was converted into a café which is still operational today.