The striking teachers in Marblehead are set to face $50,000 fines after an Essex Superior Court judge’s ruling.

Beverly and Gloucester teachers’ unions were ordered to pay $50,000 fine Wednesday as contentious negotiations continue and their strike heads into its fourth school day Thursday. An Essex Superior Court judge ruled Wednesday that the union must pay $50,

While the three strikes are separate, some of the sticking points have been the same — as they have in a recent wave of other teacher strikes across the state.