32. Goals • Metrics
Develop reference case
Develop low-energy case
Develop Brief Rank order strategies Pre-design
Initial strategy selection
Set performance goals
Low-Energy Case (all strategies) 38.0
35.1
9 cost effective strategies
22.7 22.7
8.7
6.9
kBtu / ft²
From “Designing Low Energy 4.1 4.0
2.6
Buildings Using Energy-10”, Douglas 1.5
Balcomb et. al.
Heating Cooling Lights Other Total
ANNUAL ENERGY USE
32
37. Describing Vs. Generating
End Result
12
12
B
T.O. LOFT T.O. LOFT
1x4 Superfascia
On 1x8 Fascia
C
C
D
5/4x6 Corner,
B
Frieze & Splash Bd.s A
12
6 Siding: Red Cedar
T.O. 2ND FLR Clapboards, 4" T.O. 2ND FLR
Note: Furr Down Porch Exposure; Pri me &
Ceiling 1'- 0" Below Backprime W/
Bottom Of Floor Oil/Alkyd Primer; Nail
Joists; Frame W/ 2x6 W/ Stainless Steel
KD @ 24" O.C. 5/4x4 Trim Siding Na ils
A @ Windows & A 1x4 Superrake
Doors (Typ.) On 1x8 Rake F
E G
Porch Deck: 5/4x6
Port Orford Cedar On
2x8 P T @ 16" O.C.
T.O. 1ST FLR T.O. 1ST FLR
T.O. DECK T.O. DECK
5/4x6 Splash Board W/ Alum. Drip Cap
Porch Posts: 4x4
PT Cased In 1-b y
Trim To 5"x5"
1. 2.
NORTH ELEVATION • SCALE: 1/4" = 1'-0" EAST ELEVATION • SCALE: 1/4" = 1'-0"
Roofing: Standing Seam Metal, e.g. "Galvalume" W/
Factory-Applied Finish, In stalled By Qualified
Professional; ALTERNATE: "Iko" Asphalt Roofing
Installed Per Mftr.'s Spec.'s; Verify Color W/ Owners
12
12
NOTE: Adjust Lower Rafter Layout
So Meeting Point With Upper
12 Rafte rs Is At The Overhang
Distance Of The Upper Rafters On
12 The Opposi te Roof Face
B
T.O. LOFT T.O. LOFT
I J
C
E
H H 12
12 6
6
T.O. 2ND FLR T.O. 2ND FLR
MDO Panels
G E
E E E E
T.O. 1ST FLR T.O. 1ST FLR
T.O. DECK T.O. DECK
SOUTH ELEVATION • SCALE: 1/4" = 1'-0" WEST ELEVATION • SCALE: 1/4" = 1'-0"
3. 4.
Process
37
58. Cultivating Reverence
Science is not about control. It
is about cultivating a perpetual
condition of wonder in the face
of something that forever
grows one step richer and
subtler than our latest theory
about it. It is about reverence,
not mastery.
- Richard Powers
58