|
KEYWORD |
QUESTION |
ANSWER |
| Permit |
Is a permit required for waterproofing? |
Yes |
| Inspections |
When does the Building Department perform waterproofing
inspections? |
- Rough-in inspection is performed when the footer tile
is in and connected and the wall(s) have been parged and tarred. (24
hour notice is required)
- Final inspection is performed when excavated area has
been back-filled.
|
| Materials |
What materials should I use to waterproof my wall(s)? |
- 4 inch Schedule 3034 perforated PVC footer drain tile (holes side
down) Rating of 1500 pound crush. Slope shall be no less then 1/16 inch
per foot.
- 1/2-inch thick coat of Type 'M' mortar parging.
- Heavy coat of tar or other approved material (i.e. ironite) over
mortar.
- 3/4 to 1-1/2 inch #57 washed gravel or limestone. No slag or 'pea'
type stone. (No stone shall be placed below the footer tile.)
|
| Backfill |
What is the proper way to backfill once the waterproofing
has been done? |
- The drain tile is covered with at least eight (8) inches of washed
gravel or limestone but not closer than twelve (12) inches to the established
surface grade. See Construction Elevation Drawing
- The top twelve (12) inches of backfill shall be dirt/clay suitable
for lawn or shrubs.
- If the surface is to be paved, the top twelve (12) inches shall be
a suitable base for such construction.
|
| How do I get rid of the excess dirt removed from
the excavated area? |
You're on your own for this answer! (You may want
to check for signs along lake front properties that are advertising for
the need of fill dirt.) |