Housebuilder Taylor Wimpey reopened sites in May and Barratt and Taylor Wimpey shut all sites on 24 March 2020 due to coronavirus .
Meanwhile , confusion about what constituted essential work , along with contractors ' enforcement of subcontractors ' contractual obligations , meant some projects remained operational , and many site workers experienced highly variable application of social distancing precautions ( some projects were temporarily halted after workers breached social distancing rules ) .