على أن يتم تقديم العينات والمخططات

على أن يتم تقديم العينات والمخططات ومراحل التنفيذ للموافقة عليها من المهندس المشرف قبل التنفيذ

Results (English) 1:

To provide samples and diagrams and implementation stages for approval of supervisor before implementation

Results (English) 2:

That is to provide samples, drawings and implementation stages of the approval of the supervising engineer before implementation

Results (English) 3:

To provide samples, drawings, phasing and supervising engineer for approval before implementation.