safe slab results from strip versed slab Contor results

[sameh69]

Dear all, good day
i have done a project with flat slab system, and get slab -ve results using strip at column with width 0.25 Span, and get +ve moment from contor. when that project revised by another consultant, he refused to approve strip design, how can i help hem to change his mind, i need a paper explain difference between 2 methods to submit

Regards

 

[structural87]

What was his argument in refusing the strip design ?
Pay attention that it is 0.25 of the smaller span.