Repair/rebuild outdoor breezeblock shed & roof - Roofing job in Birmingham, West Midlands

Job description

Rendered breeze block shed with corrugated asbestos roof.

Need roof & supporting timbers removing, preferably to include cost of safe disposal of asbestos roof, and replacing with new timbers and roof.

Damaged end wall of shed replaced/rebuilt plus rendering as and where required.
Possibly to include replacement end window plus doors.

I have no idea of cost to do such a job so currently need estimates.
Can provide photos if required.