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Denver 9/28 Chris Parr
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Transcript of Denver 9/28 Chris Parr
Partners in Innovation
Green Affordable Housing
Chris Parr, Denver Housing Authority
Director of Development
September 28, 2010
Denver Housing AuthorityFounded in 1938
Quasi-Municipal Corporation
3,800 public housing units in 32
properties
Three HOPE VI projects
Quigg Newton
Curtis Park
Park Avenue
All development activity is in-house
Administer over 5,000 tenant based
vouchers
Curtis Park Before/After
3
Globeville Townhomes Before/After
4
Park Avenue Before
• Constructed in 1977
• 199 units on 9.6 acres
• 50 DHA units (Arrowhead)
• 10 Yr old urban grid
• Physical isolation
• 1980’ drugs and gangs
5
6
Park Avenue After• 2002 HOPE VI - $20 M• Total Investment $205.4 M
9:1 ratio private investm’t• Demolish 249 units• 873 mixed income units• 598 rental units;
homeownership
• 275
Rental Developer Master Developer
DHA Approach to Mixed-Income Housing Today
Cost Analysis – Sample Project Source: YRG Sustainability
Energy Modeling Source: YRG Sustainability
Energy Modeling Source: YRG Sustainability
Proposed Building Annual Energy Use
Energy Modeling Source: YRG Sustainability
Baseline v. Proposed Case Annual Energy Cost
DHA Block 5B Energy Use Summary 1.825 78200
StrategyAnnual
Energy CostStrategy Savings
Total Savings Relative to
Baseline
% Cost Savings (LEED) LEED Points
Electricity Use (kWh)
Electricity Savings (kWh)
Electric Demand (kW)
Demand Reduction
(kW)
Electricity Emissions (lbs
CO2) Emissions Reduction kBtu/ SF
Baseline ASHRAE 90.1-2004 Electric Baseline $70,144 - - - - 901,745 - 187 - 1,645,685 - 39.3
EnvelopeBuilding envelope strategies: high performance windows, roof insulation
$60,789 $9,355 $9,355 13.3% 1 796,655 105,090 166 21 1,453,895 11.7% 34.8
LightingLighting efficiency strategies: installed residential lighting, common area lighting power reduction
$57,400 $3,389 $12,744 18.2% 3 745,345 156,400 143 43 1,360,255 17.3% 32.5
EquipmentEnergy Star appliances, efficient elevators, and low-flow fixtures
$54,887 $2,513 $15,257 21.8% 4 712,716 189,029 132 55 1,300,707 21.0% 31.1
HVAC Ground source heat pump HVAC system $34,924 $19,963 $35,220 50.2% 10 495,363 406,382 107 80 904,037 45.1% 21.6
PV100 kW photovoltaic system (shown as reducing every end use equally)
$26,328 $8,596 $43,816 62.5% 10 373,433 528,312 107 80 681,515 58.6% 16.3
$0 $10,000 $20,000 $30,000 $40,000 $50,000 $60,000 $70,000 $80,000
Baseline
Envelope
Lighting
Equipment
HVAC
PV
Annual Energy Costs by End Use
Plug Loads
Ext Lighting
Interior Lighting
Water Heating
Heating
Heat Pump Supp
Cooling
Fans
Pumps
Park Avenue Solar Analysis100 kW System – Goal: Significant Building Electrical Demand Coverage
Total System Value $616,000
Solar Rebate ($198,720) Considerations: - Need 12-14,000 sf mounting space
Initial Capital Requirement $417,603 - Other Building Systems
Federal Investment Tax Credit ($184,800)
Final Capital Requirement $232,803 Payback Year 7
Chart: Namaste Solar
Park Avenue LEED ND
Hirschfeld Towers Geothermal
209 Unit High Rise
Geothermal System
81 Wells
450’ Deep Each
5% Premium
12 Year Payback
45% Energy Reduction
EPC/CFFP/4% Deal
Local Utility Grant/Monitor
Hirschfeld Towers
GEOThermal...Our New Energy
South Lincoln I (1099 Osage)
50% reduction in energy
consumption
Use of Geothermal and
Solar
Energy Star Lighting
Package
Specific Green
Communities Credits
Park Avenue Conceived De-Concentrate Poverty
Preserve Affordability and
Introduce Mixed-Income
New Housing Stock
Revitalize Surrounding
Neighborhood
Connect Street Grid
Supportive Services
Result De-Concentrate Poverty
Preserve Affordability and
Introduce Mixed-Income
New Housing Stock
Revitalize Surrounding
Neighborhood
Connect Street Grid
Supportive Services/Jobs
Connect to Multi-Modal Transit
Options (decrease VMT) and
walkable
Healthy Food Access
Energy Efficient/Decrease
Carbon Footprint
Low Impact Infrastructure
GREEN
SUSTAINABLE
What is Green?
Does Green = = Cost
What is Sustainable?
Sustainable = + + + +
Green
The greatest way to go Green is to be SUSTAINABLE
Change
+=+ + + $
South Lincoln Redevelopment
South Lincoln Public Comment
Source: Mithun/DHA
South Lincoln Public Goals/Vision Breakdown
Source: Mithun/DHA
South Lincoln Health Impact Assessment
South
Lin
coln
Rede
velo
pm
ent
HD
MT
He
alth
y D
eve
lop
me
nt
Me
asu
rem
en
t To
ol
Adequate
and Healthy Housing
Environmental Stewardship
Safe and Sustainable
Transportation
Social Cohesion
Public Infrastructure
Healthy Economy
Elements
Denver HDMT
South
Lin
coln
Rede
velo
pm
ent
HD
MT
He
alth
y D
eve
lop
me
nt
Me
asu
rem
en
t To
ol
Adequate
and Healthy Housing
Housing in proportion to demand with
regards to size, affordability,
and tenure
Protect residents from
involuntary displacement
Decrease concentrated
poverty
Assure access to healthy,
quality housing
Environmental Stewardship
Decrease
consumption of energy and
natural resources
Restore, preserve
and protect healthy natural
habitats
Promote affordable
and high-quality food access and
sustainable
agriculture
Preserve clean air
quality
Maintain safe levels of
community noise
Safe and Sustainable
Transportation
Decrease private motor
vehicle trips and miles traveled
Provide affordable
and accessible public
transportation options
Create safe, quality
environments for walking
and biking
Social Cohesion
Promote socially
cohesive neighborhoods
Promote personal
safety
Increase participation
in social decision-making
process
Assure equitable and
democratic participation
throughout the planning
process
Promote mental
health for all residents
Promote community
and supportive services
Public Infrastructure
Assure affordable and
high quality child care for all
neighborhoods
Assure accessible and
high quality educational
facilities
Assure spaces for
libraries, performing
arts, theatre for
personal and educational
fulfillment
Assure affordable and
high quality public health
facilities
Increase park, open
space and recreation
facilities
Increase accessibility,
beauty, safety, and
cleanliness of public spaces
Assure access to daily
goods and service needs,
including financial services
and healthy foods
Promote affordable
and high-quality food
access and sustainable
agriculture
Healthy Economy
Increase high-quality
employment opportunities
for local residents
Healthy, safe,
and meaningful jobs &
increase equality in income
and wealth
Promote economic
development that enhances natural
resources and the
environment
Promote financial literacy
Promote
entrepreneurship and
locally owned businesses
Elements and Objectives
Denver HDMT
South Lincoln Healthy Food
Health Impact Analysis
Significant Lack of Access to Healthy Food
No Healthy Market/Farmers Market
Childhood Obesity
Ownership in Neighborhood
Third Space
South Lincoln Energy and Greenhouse Gas Emissions
Food access, sustainable agriculture, and social cohesion
Environmental Stewardship and Social Cohesion
10th & Osage Light
Rail Station
Documenting existing pedestrian and bike conditions
Health rationale
Traffic Calming at Mariposa Street
Integrated Street Design: Pedestrian and Bike Safety
Safe, quality walking and biking environments
Sustainable and Safe Transportation
10th & Osage Light
Rail Station
Affordable and accessible public transportation options
Sustainable and Safe Transportation
10th & Osage Light
Rail Station
Contact Information
Chris Parr, Denver Housing Authority
303-809-6374
www.denverhousing.org