4. COST ESTIMATE Replace floor with slab - § 7,000 Rebuild the east stairs 3,000 Rebuild the west stairs _' 3,006 Rebuild and expand the washrooms 8,000 Heating System 7,400 Ventilation System 2,000 Sunitary drainage system 12,000 Hot water system 2,300 ‘Cold water system 2,800 Fire protection system 7,500 Electrical system 15,000 Sub Total 70,000 Contingency 157% 10,000 80,000 General Contractor 107% 8 , 000° Total $88,000 The above cost estimate provides only for essential repairs to the building and bringing it up to the present code requirements, It does not include general renovations such as painting and refinishing.