Remove existing 20' x 10' decking and dispose it. Install 10 new deck footings digging by hand. Frame new 24' x 16' deck. Build 2 new landing and stairs and shown in plans. Using trex decking and space between deck floor will be 1/4 of an inch.
Remove existing kitchen cabinets and eliminate half bathroom. Remove all sheetrock and insulation from kitchen/dining area and existing laundry. Turn existing laundry into a half bathroom. Install new flush beam according to the engineer letter and design, remove one wall to make kitchen larger (new kitchen and eating area will be 16' 10" x 29' and new half bathroom will be 5' 10" x 5' 7"). Relocate plumbing and electrical to accomodate new kitchen and half bathroom. Frame and install 3 new windows as shown in plans. Install new kitchen cabinets and appliances.
Remove and dispose of existing kitchen cabinets. Gut the kitchen, half bathroom, and laundry to the studs. Remove the non-load-bearing wall between the living room and kitchen. Update the electrical and plumbing. Create a 6' opening between the dining room and kitchen as shown in the plans. Install new kitchen cabinets. Kitchen: 20' 9" x 11' 5"; laundry: 3' x 5'; half bathroom: 5' x 5'.
Remove existing deck and dispose it. Install 12 new deck footings, frame new 21' x 35' deck and stairs on the same footprint of the deck removed (the gap between deck boards will have 1/4" gap.)
Remove existing kitchen cabinets and dispose it. Re-do kitchen electrical and plumbing. Install new kitchen cabinets. The dimensions of the kitchen is 23' 4" x 15' 8".
Build a wall on living room dividing the room into 2 rooms. (Bedroom and home office). Create a hallway on the existing home office to create a pathway to the new bedroom and guest bathroom. Create new guest bathroom. - - Office: 14' 7" x 15' 2 5/8" Bedroom: 14' 7" x 11' 7.5" Hallway: 10' 7" x 3' 4" Guest bathroom: 10' 7" x 9' 2".
Remove existing upper and lower decks and dispose it. Install 11 new concrete footings digged by hand. Frame new lower deck (the lower deck will be reduced by 5 feet). 22' x 28' 3" Frame new upper deck on the same footprint of the deck removed 24' x 5', build new stairs connecting upper deck to lower deck. The space between deckboards will be 1/4".