Project Schedule for 4-Story Office Building UniFormat (Floor by Floor) Substructure Foundations: Weeks 1-4 Basement Construction: Weeks 1-5 First Floor Floor Construction: Weeks 5-8 Exterior Walls: Weeks 9-12 Interior Construction: Weeks 13-18 Interior Finishes: Weeks 19-21 HVAC, Plumbing, Electrical: Weeks 22-27 Second Floor Floor Construction: Weeks 5-8 Exterior Walls: Weeks 9-12 Interior Construction: Weeks 13-18 Interior Finishes: Weeks 19-21 HVAC, Plumbing, Electrical: Weeks 22-27 Third Floor Floor Construction: Weeks 5-8 Exterior Walls: Weeks 9-12 Interior Construction: Weeks 13-18 Interior Finishes: Weeks 19-21 HVAC, Plumbing, Electrical: Weeks 22-27 Fourth Floor Floor Construction: Weeks 5-8 Exterior Walls: Weeks 9-12