NM CID MS-3 Practice Questions - New Mexico CID MS-3 Cesspools, Septic Tanks And Sewers Examination Exam

Minimum concrete thicknesses for a concrete liquid-waste treatment unit under NMAC 20.7.3.501 (2005) are:

Walls 2 in., floors 2 in., covers 2 in. Walls 2 1/2 in., floors 3 in., covers 3 in. Walls 4 in., floors 6 in., covers 4 in. Walls 6 in., floors 6 in., covers 6 in.

Correct Answer:

Walls 2 1/2 in., floors 3 in., covers 3 in.

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