(a) Slab construction shall meet all of the foregoing minimum requirements except as outlined in:

1. (1) 2 CAR § 54-401;
2. (2) 2 CAR § 54-403(a);
3. (3) 2 CAR § 54-404;
4. (4) 2 CAR § 54-409; and
5. (5) 2 CAR § 54-415.

(b)

1. (1) Treatments should be made when swarms occur or damage is found, or as a preventive measure.

2. (2)

   1. (A) Treatment under the slab is accomplished by drilling holes in the slab or foundation through which chemical can be applied in accordance with label directions to establish a barrier in the soil.
   2. (B) Long-rodding can sometimes be accomplished without drilling.

3. (3)

   1. (A) Brick and stone veneer on slab construction is treated by drilling through the veneer and injecting the void between the veneer and the slab with chemical.
   2. (B) Brick and stone veneer shall be treated with approved chemicals according to the label directions.
4. (4) If the label directions require drilling and treating and the maximum interval requirements are not specific, the intervals at which the operator drills to achieve adequate barriers shall be stated on the graph.
5. (5) In such cases, if the maximum intervals are not stated on the graph, the operator will be required to drill and treat at a maximum of eighteen-inch intervals.