nice but it may be illegal, you may have a zoning, building code, and liability issues here.
Egress windows require 24 inch height and 20 inch wide.
zoning may require R-2 for 2 family.
no fire escape exit if only 1 entrance.
INTERNATIONAL RESIDENTIAL CODE, SECTION R310
EMERGENCY ESCAPE AND RESCUE OPENINGS
R310.1 Emergency escape and rescue required. Basements with habitable space and every sleeping room shall have at least one openable emergency escape and rescue window or exterior door opening for emergency escape and rescue. Where openings are provided as a means of escape and rescue they shall have a sill height of not more than 44 inches (1118mm) above the floor. Where a door opening having a threshold below the adjacent ground elevation serves as an emergency escape and rescue opening and is provided with a bulkhead enclosure, the bulkhead enclosure will comply with R310.3. The net clear opening dimensions required by this section shall be obtained by the normal operation of the window or door opening from the inside. Escape and rescue openings with a finished sill height below the adjacent ground elevation shall be provided with a window well in accordance with Section R310.2.
R310.1.1 Minimum opening area. All emergency escape and rescue openings shall have a minimum clear opening of 5.7 square feet (0.530m2 ).
Exception. Grade floor openings shall have a minimum net clear opening of 5 square feet (.0465m2).
R310.1.2 Minimum opening height. The minimum net clear opening height shall be 24 inches (610mm).
R310.1.3 Minimum opening width. The minimum net clear opening width shall be 20 inches (508mm).
R310.1.4 Operational constraints. Emergency escape and rescue openings shall be operational from the inside of the room without the use of keys or tools.
R310.2 Window wells. Window wells required for emergency escape and rescue shall have horizontal dimensions that allow the door or window of the emergency escape and rescue opening to be fully opened. The horizontal dimensions of the window well shall provide a minimum clear area of 9 square feet (0.84m2) with a minimum horizontal projection and width of 36 inches (914mm).
Exception. The ladder or steps required by Section R310.2.1 shall be permitted to encroach a maximum of 6 inches (152mm) into the required dimensions of the window well.
R310.2.1 Ladder and steps. Window wells with a vertical depth greater than 44 inches (1118mm) below the adjacent ground level shall be equipped with a permanently affixed ladder or steps with the window in fully open position. Ladders or steps required by this section shall not be required to comply with Sections R314 and R315. Ladders or rungs shall have an inside width of at least 12 inches (305mm), shall project at least 3 inches (76mm) from the wall and shall be placed more than 18 inches (457mm) on center vertically for the full height of the window well.
R310.3 Bulkhead enclosures. Bulkhead enclosures shall provide direct access to the basement. The bulkhead enclosure with the door panels in the fully open position shall provide the minimum net clear opening required by Section R310.1.1. Bulkhead enclosures shall also comply with Section R314.9.
R310.4 Bars, grills, covers, and screens. Bars, grills, covers, screens or similar devices are permitted to be placed over emergency escape and rescue openings, bulkhead enclosures, or window wells that serve such openings, provided the minimum net clear opening size complies with Sections R310.1.1 to R310.1.3, and such devices shall be releasable or removable from the inside without the use of a key, tool or force greater than that which is required for normal operation of the escape and rescue opening.
Egress windows require 24 inch height and 20 inch wide.
zoning may require R-2 for 2 family.
no fire escape exit if only 1 entrance.
INTERNATIONAL RESIDENTIAL CODE, SECTION R310
EMERGENCY ESCAPE AND RESCUE OPENINGS
R310.1 Emergency escape and rescue required. Basements with habitable space and every sleeping room shall have at least one openable emergency escape and rescue window or exterior door opening for emergency escape and rescue. Where openings are provided as a means of escape and rescue they shall have a sill height of not more than 44 inches (1118mm) above the floor. Where a door opening having a threshold below the adjacent ground elevation serves as an emergency escape and rescue opening and is provided with a bulkhead enclosure, the bulkhead enclosure will comply with R310.3. The net clear opening dimensions required by this section shall be obtained by the normal operation of the window or door opening from the inside. Escape and rescue openings with a finished sill height below the adjacent ground elevation shall be provided with a window well in accordance with Section R310.2.
R310.1.1 Minimum opening area. All emergency escape and rescue openings shall have a minimum clear opening of 5.7 square feet (0.530m2 ).
Exception. Grade floor openings shall have a minimum net clear opening of 5 square feet (.0465m2).
R310.1.2 Minimum opening height. The minimum net clear opening height shall be 24 inches (610mm).
R310.1.3 Minimum opening width. The minimum net clear opening width shall be 20 inches (508mm).
R310.1.4 Operational constraints. Emergency escape and rescue openings shall be operational from the inside of the room without the use of keys or tools.
R310.2 Window wells. Window wells required for emergency escape and rescue shall have horizontal dimensions that allow the door or window of the emergency escape and rescue opening to be fully opened. The horizontal dimensions of the window well shall provide a minimum clear area of 9 square feet (0.84m2) with a minimum horizontal projection and width of 36 inches (914mm).
Exception. The ladder or steps required by Section R310.2.1 shall be permitted to encroach a maximum of 6 inches (152mm) into the required dimensions of the window well.
R310.2.1 Ladder and steps. Window wells with a vertical depth greater than 44 inches (1118mm) below the adjacent ground level shall be equipped with a permanently affixed ladder or steps with the window in fully open position. Ladders or steps required by this section shall not be required to comply with Sections R314 and R315. Ladders or rungs shall have an inside width of at least 12 inches (305mm), shall project at least 3 inches (76mm) from the wall and shall be placed more than 18 inches (457mm) on center vertically for the full height of the window well.
R310.3 Bulkhead enclosures. Bulkhead enclosures shall provide direct access to the basement. The bulkhead enclosure with the door panels in the fully open position shall provide the minimum net clear opening required by Section R310.1.1. Bulkhead enclosures shall also comply with Section R314.9.
R310.4 Bars, grills, covers, and screens. Bars, grills, covers, screens or similar devices are permitted to be placed over emergency escape and rescue openings, bulkhead enclosures, or window wells that serve such openings, provided the minimum net clear opening size complies with Sections R310.1.1 to R310.1.3, and such devices shall be releasable or removable from the inside without the use of a key, tool or force greater than that which is required for normal operation of the escape and rescue opening.
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