Housing Retrofit

PRELIMINARY COST ESTIMATION

For this building… (10 units)

First floor

Second floor

Front

26’

175’

LIST of INTERVENTIONS

• Scaffolding• Drop Cloth• Facade Cleaning• Biocide (mold removal)• Foundation Drainage• New Fixtures• New Roof• New Wooden Porch• New Rainwater Recovery System • Tympanum Demolition• Acoustic Isolation• Indoor re-painting

SCAFFOLDING AND DROP CLOTH

Cost: 8,420 $

FACADE CLEANING AND BIOCIDE

The aim is to eliminate the moldand prevent it in the future

Cost: 44,660 $

FOUNDATION DRAINAGEBEFORE AFTER

Cost: 39,120 $

NEW FIXTURES

BEFORE

AFTER

WHAT DOES IT MEAN?

•More light•More air and ventilation•No mosquitos

COST: 33,690 $

DEMOLITION OF THE TYMPANUM AND ROOF RENOVATION

COST: 140,110 $

RAINWATER RECOVERY SYSTEM

BEFORE AFTER

Reducing water dispersion on the soil and possibility ofreusing water for cleaning and gardening

COST : 15,850 $

RECYCLE

SOME DATA ABOUT GATHERING FROM ROOF

SOUND PROOFBEFORE AFTER

BENEFIT : acoustic isolationDISADNVATAGE: reducing space of the room about 2.36 inch

What do you think about it?Would it be ok?

COST: 62350 $

WOODEN PORCHBEFORE

AFTER

•Small•Anonymous

•Bigger•Customize withcolors and plant

COST: 19680 $ (*)

INDOOR REPAINTING

BEFORE AFTER

Porous paint

mold

COST: 7,540 $ (*)

Look at:

– WOODEN PORCH 19680 $ (*)

– INDOOR REPAINTING COST: 7,540 $ (*)

(*) we are saving moneyconsidering that inhabitantscould be actively engaged in the retrofitting (e. g. repainting)

TOTAL COST FOR BIGGER BUILDING

About 376,000 $

About 37,600 $ PER unit