The soils under this patio have sunk causing water to drain toward the house. Polylevel was used to correct drainage at this location
The witness marks on the stem wall show the amount that this patio sun. Foam injection was a good alternative for this site
The display on the smart level shows the negative slope.
This homeowner's rear Patio in the backyard had settled 2-3 inches causing water to drain toward house and infiltrate crawlspace. A crew from Madole Construction used a quick and efficient PolyLevel injection to raise the Patio to it's original position and leave the homeowner happy with a dry crawlspace.