HomeMy WebLinkAbout20220810 - Sustainability Advisory Board - UDC Work Session #2Unified Development Code
Overhaul & Sustainable Design
Work Session #2
August 10, 2022
Unified Development Code Organization
•Chapter 38
•Article 1 –General Provisions
•Article 2 –Permits, Legislative Actions and Procedures
•Article 3 –Zoning Districts and Land Use
•Article 4 –Community Design
•Article 5 –Project Design
•Article 6 –Natural Resource Protection
•Article 7 –Definitions
Sustainability in the UDC
•Multi-modal travel as default system
•Required bicycle and pedestrian systems
•Compact development supported and required
•Support for transit in development design
•Support for solar and wind installation
•Support for local food production
•Mixed Uses both allowed and encouraged
•Water conservation encouraged and required
•Most zones and zone map are multi-household
What is Next?
•Project Schedule
o Drafting complete June 2023
o Review and adoption complete December 2023
•Board Participation
o Tactical discussions on implementing existing policy
•Commission Work Sessions Tentative Topics
•Document Layout & Format (Sept. 13)
•Zoning Districts (Oct. 18)
•Sustainability/Low Impact Development
•Parking
•Park Standards/Active Transportation update
•Transportation/Mobility
•Confirmation of Direction
•Work Already in Progress
o Code audit
o Issue identification
o Consultant selected
UDC Issues Under Review
•Net Zero Energy building incentives,
aligned with PDZ draft proposal
•Utility easement criteria for electric-
only developments
•Allowable mechanical rear setback
encroachments for accessory
buildings (heat pumps/AC)
•Lighting standards and graphic
detail
•Neighborhood orientation for
passive and active solar energy
•Solar-ready definition and drawing
detail
•District heating/cooling
UDC Issues Under Review
•Zoning district updates to support diverse
housing, mixed uses, and intensity of use
•Clarify ADU density standards
•Zone edge transitions
•Additional flexibility for usable open space
•Parkland design standards and access
requirements
•Wildland Urban Interface Fire Mitigation
code
•Electric Vehicle Ready Provisions
•Street improvement standard Level of
Service requirements
•Alley standards
•Transportation pathway materials
•Parking
•Stormwater Management Plan and drainage system submittal detail
•Wetland submittal detail
•Watercourse setbacks
•Additional flexibility for usable open space
•Provisions for urban agriculture and water conservation
UDC Issues Under Review
•Deconstruction and materials
recovery plan for demolition permits
for historic properties
•Shared or individual space for
recycling/composting
•Best practices in decommissioning
plans for large-scale solar
Land
Costs
Labor
Supply FeesFinancing
Materials/
Supply
Planned Unit
Developments
Affordable
Housing
Ordinance
Incentives
Administrative
Departures
Short Term
Code Fixes
Overall Code
Update
Water
Many Pieces in the Puzzle
Guiding Questions
Are the issues identified representative of the most significant opportunities to reduce greenhouse gas emissions and enhance community resilience?
What issues may be missing?
Unified Development Code
Site
Orientation
EV Ready/
EV Installed
LID
H2O
Conservation
Local Food
Recycling/
Compost
Planned Development Zone (PDZ)
Affordable Housing Historic Preservation Sustainability
Transportation Water Conservation Non-Renewable Energy
Electrification, Efficiency, Renewables, EV Charging
Building Code (IBC -> IECC/ASHRAE)
Solar-Ready Residential Solar-Ready Commercial
Zero Energy Commercial
(prescriptive or performance)
Base code+ Onsite/offsite RE EE + Onsite RE EE + RECs Unbundled
Green Tariffs or vPPAs
(need utility cooperation)
Model HOA Covenants
Electrification Campaign
CPACE
TIF
Sustainable Design in Development Code and Building Code
Non-Renewable Energy PDZ
Efficient Electrification
Project area served with electric utilities only
Energy Star heat pumps used as primary source for heating/cooling and water heating
Awarded full 25% for completion
Building Energy Efficiency
Commercial
Reduce the standard reference design Energy Utilization Intensity (EUI)
*Based on 2021 IECC code requirements and Appendix CC Zero Energy Commercial Building Provisions
Awarded the % reduction from the EUI
(submitted using approved energy simulation tool by approved 3rd party)
Residential
Reduce the standard reference design Energy Rating Index (ERI)
*Based on 2021 IECC Energy Rating Index Compliance Alternative
Awarded 1% for each ERI point reduced
(submitted by approved 3rd party)
On-site Renewable Energy
Commercial
Reduce the (EUI) with on-site renewable energy
*Based on 2021 IECC code requirements and Appendix CC Zero Energy Commercial Building Provisions
Awarded the % reduction from the EUI
(based on standard reference design EUI or energy analysis EUI)
Residential
Reduce the ERI with on-site renewable energy
*Based on 2021 IECC Energy Rating Index Compliance Alternative and Appendix RC Zero Energy Residential Building Provisions
Awarded 1% for each ERI point reduced
(submitted by approved 3rd party)
EV Service Equipment
*cannot be completed alone to reach 25%, it must be paired with another pathway
Install Level 2 EV Service Equipment (EVSE)
Awarded 2% per EVSE
Performance path
Flexibility to demonstrate compliance without energy simulation
Prescriptive path