During - Found opening in slab under walls bottom plate. Needs to be sealed for the radon mitigation system to work properly.
BEFORE - Cleaned slab crack.
That was covered with carpet
Sealed Cold Joint
Closer Look at Gap Width
Repairing Unsealed Sump Cover
AFTER - Caulked slab crack.
Repairing Slab Cracks. During a radon mitigation system installation.
Repairing Hidden Slab Opening
Before - Hidden issue under wall
Adamski Builders LLC performs Pressure Field Extension Testing during a radon mitigation system installation. Readings indicated there was issues not achieving proper suction under the slab. Found one inch gap in slab under perimeter basement walls. Achieved proper suction once the repairs were made.
Cleaned Out Cold Joint
After - Sealed slab opening
BEFORE - Open Unsealed Sump Cover
Cold Joint Seam
AFTER - Sump Cover With Seals & Gaskets
Cover is anchored down so kids and pets can not fall in sump basin.
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MN Residential Builders License # BC639271