He said the schools where the teachers and the pupil attended had since been disinfected and cleaned and would open on Monday when schooling's expected to resume around the country.
Lesufi said his department would publish all the names of the schools that won't open on Monday.
"Even if we can put water tanks in those schools, we can't risk the lives of pupils," said Lesufi.
The department intends deploying 1 800 trained members of youth brigades on Monday to all schools to assist in screening of people entering and leaving school premises.
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Other challenges the department has faced as it prepares to reopen schools is vandalism during lockdown.