Existing and/or “new” basement stairway details (riser height, tread depth, headroom from nose of step to ceiling of stairway measured vertically).
Guardrail & handrail details of existing and/or “new” stairway.
Energy compliance. Indicate exposure of each wall of foundation: 50% above grade = R-19, 50% below grade = R-13. Provide R-value and U-value of all new windows and doors. Energy Compliance Information
Method of heating “new” space (if using the existing furnace, supply a letter from a professional heating contractor confirming that size of furnace is adequate).
Location and type of heating appliances and water heater (be aware of combustion air provisions for fuel burning appliances).
Location and type of fireplace(s).
Additional information as pertains to specific job.