Break concrete 18″ back from foundation walls around the complete perimeter of repair area. Dig down to footings and remove debris.
Drill 1/2″ holes in cavities of blockwork and fasten drainage board to foundation wall using concrete anchors. Install a fresh 4″ perforated weeping tile system with filter cloth.
Connect fresh weeping tile system into existing drain works. Cover weeping tile with 3/4″ gravel and reinstall concrete floor.
Remove and dump all debris. All labour and materials included.