G. H. Schettler House Case Study © Robert. A. Young All rights reserved.

G. H. Schettler HouseCase Study

© Robert. A. Young

All rights reserved

G. H. Schettler House Case Study

Historic Preservation– Building Conservation– Neighborhood Revitalization – Rehabilitation Tax Credits

Environmental Controls– Passive Solar– Daylighting– Thermal Mass

Sustainability– Energy Conservation– Resource Conservation– Urban Revitalization – Reduce/Reuse/Recycle– Enhance Livability


First Floor–BeforeMay, 2000


Second Floor–BeforeMay, 2000


Timeline

1904 Constructed

1936 Converted to five apartment units

1961 Resumed use as single family home

1994 Purchased by current owner

2000 Rehabilitated back to single family home

2001 Historic Landmarks Commission Award

Utah Heritage Foundation Award


Goals

Model a Process

Reduce Natural Resource Consumption/Increase Comfort

Reduce Waste/Increase Recycled Content

Reduce Hazardous Contamination

Be Financially Competitive


Process Model

Physical Assessment

Performance Programming

Schematic Design

Design Review

Construction Documents

Construction

Occupation/Commissioning

G. H. Schettler House Case

Study

BuildingEnvelope

Physical Assessment


InfrastructurePhysical Assessment


Character Defining Features

Physical Assessment


Building Chronology

1936 SLC Tax Photo1936 SLC Tax Photo

Physical Assessment


Recreated Original 1904 Floor PlansPhysical Assessment


Construction Documents


Construction



Architectural

Mechanical Thermal Control

Plumbing

Electrical/Lighting



Before Rehabilitation

Heating Load: 135,075 Btuh

Cooling Load: 48,077 Btuh

After Rehabilitation

Heating Load: 85,564 Btuh (36.7% lower)

Cooling Load: 37,275 Btuh (22.5% lower)


Architectural

Brick construction

Large/Tall windows


Architectural

Ceiling height

Transoms

Double-hung windows


Architectural

Operable skylight in stairwell


Architectural

Window upgrades


Architectural

Insulation upgrades


Architectural

Light colored roofing


Architectural

Light wall color



Central forced air furnace

Split system air-conditioning

Combustion air inlet



Two thermal zones

Programmable thermostats



Gas-fired fireplace inserts



Paddle fan in kitchen



Attic ventilation fan

Ridge vents


Electrical/Lighting

Daylighting


Electrical/Lighting

Tasklighting

Upgraded appliances


Electrical/Lighting

Programmable timersAutomated controls


Plumbing

Low flow water fixtures

Low water use appliances

DHW tank insulated



Reduce demand for new materials

Reuse existing materials

Reduce landfill pressure

Stewardship of the Built Environment


Case 1: Rehabilitate Original House

New Materials Needed: 24.5 tonsConstruction Waste: 22.8 tonsTotal Material Stream: 47.3 tons

85.9% recycled content from original construction.

Case 2: Build New House in the Suburbs

New Materials Needed: 173.5 tonsConstruction Waste: 8.9 tonsTotal Material Stream: 182.4 tons ~4X Case1

0% recycled content (no original construction to reuse).

Case 3: Demolish House and Rebuild Comparable New House (but not a “Monster House”)

New Materials Needed: 173.5 tonsConstruction Waste: 178.3 tonsTotal Material Stream: 351.8 tons ~7.4X Case 1

0% or only nominal recycled content from original construction.



Percentage ofDemolition Waste Material Total WeightPlaster/Lath 62.2Asphalt Roofing 9.8Wood (flooring, framing, etc.) 6.6 Concrete 6.5Cedar Shingles 3.8Gypsum Board 3.4Ceiling Tile 2.6Aluminum 2.0Insulation 1.3 Carpet 1.2Carpet Pad 0.6

100.0


Reduce Hazardous Contamination

Asbestos

Lead

Indoor air quality


Be Financially Competitive (2001)

Project Cost: $215,000 $84.42/sf

Tax Credits: $ 41,800

Net Cost: $173,200 $67.97/sf

Overall Cost: $ 302,700 $119.13/sf

Note: Average cost for new construction locally was >$150/sf.


North Parlor

Before

After


Dining Room

Before After


Kitchen

Before After


Porch

Before

After


Exterior

Before

After

G. H. Schettler House Case Study © Robert. A. Young All rights reserved.

Documents

Transcript of G. H. Schettler House Case Study © Robert. A. Young All rights reserved.