Method of construction of steel grillage foundation: 1  For constructing steel grillage foundation, a trench is excavated to the calculated width and about 0.90 m - 1.50 m deep. Bottom of the trench is rammed and leveled.  Then a layer of lean cement concrete ( 1: 8 : 16 ), about 30cm thick, is laid and compacted.
1 Enrolling to a training course is a must to become a certified medical esthetician. 2  Most commonly training takes an average of 300 hours, lasting about nine months. 3  A 1200 hour training program will help students learn everything about this field, becoming even more specialized.alaries offered when it comes to medical esthetician jobs also vary from one state to another, and naturally from one employer to another. In the United States, typical salary for this job will range from $32,000 up to $52,000. Yearly salary can be higher or lower, depending on a series of factors.
Medical estheticians receive formal training in cosmetology and technical colleges. Prerequisites require that students be at least 18 years of age and hold a High School Diploma. Training includes: 1  skin diagnosis, that may include bacteriology, disinfection, hygiene, infection control and related subjects;