Garage Slab Construction in Chelsea, Quebec, Canada

I need a concrete slab for a garage area that currently has unpaved ground. The slab will cover an area of 95 square meters and should have a smooth finish. final dimenssion is 8m wide and 11.78m deep. Surface will be compacted ground with up to 12 inches of crushed stone. It needs to be insulated for winter weather as garage will be heated year round.

Key requirements:
- Level and prepare the unpaved ground
- Pour and finish concrete for a smooth surface
- Ensure the slab is durable and meets standard weight-bearing requirements

Ideal skills and experience:
- Proven experience in concrete slab installation
- Knowledge of ground preparation and concrete finishing techniques
- Ability to work within the specified area and deliver quality results

Please provide estimates and timelines.