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GREEN CODE PROVISIONS OPEN HOUSE AUG. 13, 2012

Welcome

Open House Format

Introduction

Open House Format

4:30 - 5:00 p.m.

5:00 - 5:15 p.m.

5:15 - 6:30 p.m.

SEATTLE DEPARTMENT OF PLANNING AND DEVELOPMENT | PUBLIC MEETING - AUG. 13, 2012


Water Conservation

Who it Applies To:

Requirements:

Code Impacted:

For all newly installed nonwater urinals

The fixture drain for nonwater urinals shall connect to a branch drain serving lavatories, water closets or water-using urinals discharging upstream of the nonwater urinal.

Uniform Plumbing Code (UPC)

Nonwater Urinal Connection (Seattle Proposal)

Who it Applies To:

Requirements:

Code Impacted:

For all newly installed swimming pools

Swimming pool splash troughs shall discharge to the pool water system.


Swimming Pool Splash Troughs (Seattle Proposal)

Who it Applies To:

Requirements:

Code Impacted:

Where an alternate onsite water distribution system is on a building site (i.e. graywater, reclaimed water, etc.), potable water shall not be used for trap priming purposes and must comply with the following:

• Trap primers allowing continuous water flow are prohibited.

• Trap primers shall use < 30 gallons per year per trap.


Trap Priming Water (Seattle Proposal)

Water Conservation Water Conservation


Who it Applies To:

Requirements:

Code Impacted:

Wherever water softeners are installed

• Water softeners shall be equipped with demand- initiated regeneration control systems.

• Water softeners shall have a maximum water consumption during regeneration of 5 gal per 1000 grains of hardness removed.

• Waste water from water softener regenera-tion shall not discharge to reclaimed water collection systems.

• Water softeners that regenerate in place shall have a rated salt efficiency of not less than 4,000 grains of total hardness ex-change per pound of salt; all other water softeners shall have a rated salt efficiency of not less than 3,500 grains of total hardness exchange per pound of salt.


Water Softeners (Seattle Proposal)

Who it Applies To:

Requirements:

Code Impacted:

Wherever reverse osmosis treatment systems are installed

• Shall be listed and labeled in accordance with NSF 58.

• The discharge pipe from a reverse osmosis drinking water treatment unit shall connect to the building drainage system .

• Point-of-use reverse osmosis systems shall be equipped with an automatic shutoff valve preventing the production of reject water when there is no demand for treated water.


Reverse Osmosis Water Treatment Systems

(Seattle Proposal)


Water Conservation

Who it Applies To: All new or replaced in-ground irrigation systems

In-Ground Irrigation Systems

• Landscaped areas less than or equal to 30,000 square feet shall be equipped with a rain sensor device.• Sprinklers shall:

• Use low precipitation, high distribution uniformity rotary nozzles.• Have nozzles with matched precipitation rates.• Have a separate master valve or a combination of a master valve and pressure regulator.• Have heads with internal check valves.• Pop-up to a height of not less than 4 inches if of the pop-up configuration.• Have flow sensors on installations of 30,000 sf or more of irrigated area.

• Landscaped areas greater than 30,000 square feet shall also comply with the following:• Shall be designed and installed by an accredited irrigation professional. • Water shall not be directed onto building exterior surfaces, foundations or exterior paved surfaces. • Systems shall not generate runoff.• Shall be WaterSense labeled.• Irrigation zones shall be based on plant water needs with plants of similar need grouped together. • Microirrigation zones shall be equipped with pressure regulators.• Drip irrigation systems shall be used to irrigate “shrub species.”• Sprinklers shall be prohibited on landscape areas less than 12 feet in any dimension.• Sprinklers shall only be installed in zones composed exclusively of sprinklers and shall be designed to achieve a lower quarter distribution uniformity of not less than 0.65.• Sprinklers shall be prohibited in areas with a 25% slope or greater.


Requirements

Code Impacted:



Who it Applies To:

Requirements:

Code Impacted:

Nonresidential

All newly installed faucets for hand washing sinks must be of the self-closing type.


Faucets for Hand Washing Sinks (Regional Proposal)

Who it Applies To:

Requirements:

Code Impacted:

All new or replaced fixtures and fittings

• The combined flow rate from shower water outlets operating simultaneously may not exceed 2.0 gpm in dwelling unit and guest-room shower compartments.

• The combined flow rate from shower water outlets operating simultaneously may not exceed 2.0 gpm for every 11 square feet of room floor area in gang shower rooms.


Fixtures and Fittings (Regional Proposal)

FIXTURE OR FITTING TYPE USE FLOW RATE

Water Closet - Tank-Type (any) Private/Public 1.28 gpfWater Closet - Flushometer Type Private 1.28 gpm

Water Closet – Non tank-type, non remote Public 1.28 gpf

Water Closet - Remote Public 1.6 gpf

Urinal Private/Public 0.5 gpfLavatory Faucet – bathroom and bar sink Private 1.5 gpm

Lavatory Faucet - metered Public 0.25 gpccLavatory Faucet - nonmetered Public 0.5 gpm

Kitchen Faucet Private/Public 2.2 gpmShowerhead Private/Public 2.0 gpm

Drinking fountains - manual Private/Public 0.7 gpm


Water Conservation

Who it Applies To:

Requirements:

Code Impacted:

All new vehicle wash facilities or replaced systems within vehicle wash facilities

• Automated vehicle wash facilities:• 50% or more of the water used for the rinsing phase shall be collected and reused for the washing phase. • Towel and chamois washing machines shall have high-level water cutoffs. • Water use shall not exceed 40 gallons per vehicle for in-bay automatic washing and 35 gallons per vehicle for conveyor and express-type car washing.

• Self-service vehicle wash facilities:• Spray wand nozzles shall discharge not more than 3 gpm.• Faucets for chamois wringer sinks shall be self-closing.

• Vehicle washing facilities:• Waste water from reverse osmosis water treatment systems shall dis charge to the washing phase water holding tank.


Vehicle Wash Facilities (Regional Proposal)



Who it Applies To:

Requirements:

Code Impacted:

Cisterns when located in required yards or setbacks

• Standalone cisterns or connected systems are exempt from setback and yard requirements if they comply with the following:• Less than 4.5 feet tall.• Less than 4 feet wide.• System’s storage capacity is less than 600 gallons.

• Larger cisterns or systems may be permitted in required yards if they comply with the following:• Less than 10% coverage in any required yard or setback.• Located 2.5 feet or more from a side or rear lot line, or 15 feet from the front lot line.• If located in a front yard, materials and design must be integrated with the building design or screened.

• Cisterns may not impede requirements for lighting, open space, fire protec-tion or egress.

• Cisterns 5,000 gallons or less, supported directly on grade, with height to diameter ratio of not more than 2 to 1 are exempt from a building permit.

• Roof mounted cisterns may extend 10’ above the base height requirement.• Special review required for sites in or adjacent to critical areas.

Seattle Land Use Code

Cisterns in Required Yards and Setbacks


Material Conservation Material Conservation

Who it Applies To:

Requirements:

Code Impacted:

All permitted projects greater than 1,000 square feet that generate construction and demolition material for salvage, recycling or disposal

• A Waste Diversion Plan shall be submitted at application .• A Waste Diversion Report shall be submitted within 60 days of Final Inspection approval. • Projects involving partial demolition or whole building removal must also provide the

following documentation at application.• Deconstruction and Salvage Assessment• Building Removal Hierarchy Checklist• Asbestos Hazard Emergency Response Act inspection report as required

Seattle Building Code (SBC) Seattle Residential Code (SRC)

Construction and Demolition Waste (Seattle Proposal)

Who it Applies To:

Requirements:

Code Impacted:

All projects where construction materials are exposed to moisture

• Materials shall be stored and handled onsite per the manufacturer’s instructions.

• Materials subject to moisture damage are to be protected from moisture.

• Material damaged by moisture are to be remediated or replaced.

Seattle Building Code (SBC) Seattle Residential Code (SRC)

Construction Material Management (Seattle Proposal)

Material Conservation


Material Conservation

Who it Applies To:

Requirements:

Code Impacted:

All permitted projects greater than 1,000 square feet that generate construction and demolition material for salvage, recycling or disposal

• New construction/alterations requirements:• A Waste Diversion Plan shall be submitted at application. • A Waste Diversion Report shall be submitted prior to permit final or issuance of a certificate of occupancy.

• Building demolition requirements prior to permit issuance:• Deconstruction and Salvage Assessment • Waste Diversion Plan • Building Removal Hierarchy Checklist• Asbestos Hazard Emergency Response Act inspection report as required • PSCAA permit numbers • A Waste Diversion Report shall be submitted prior to permit final or issuance of a certificate of occupancy.

• Requirements for all projects• All projects are required to utilize 3rd party certified facilities for all loads of C&D materials which contain more than a single commodity.• 2 bins on-site at all times for commingled recyclable materials and waste destined for a landfill.• Jurisdiction will provide a one year educational period following the date of code ratification.

Code appropriate to jurisdiction

Construction and Demolition Waste (Regional Proposal)


Sustainable Transportation

Who it Applies To:

Requirements:

Code Impacted:

New small residential construction providing enclosed parkingMultifamily and Nonresidential:• New construction more than 10,000 square feet• Where parking is increased by more than 50%.• Where building improvements exceed 50% of buildings assessed value.

• 1- and 2- family homes must comply with the following:• Rough-in connection for a future level 2 charging station.• Provide capacity in electrical panel to accommodate future level 2 charging station.

• All other development must comply with the following:• Provide electric vehicle charging stations for the percentage of parking spaces as identified in the table below:• In addition, provide panel capacity and a rough-in the connection for the same percentage of parking spaces as defined in Table A in order to accommodate future charging stations.• Accommodating parking spaces shall have posted signage allowing only charging electric vehicles to park in such spaces.


Electric Vehicle Charging Stations (Regional Proposal)

LAND USE TYPE PERCENTAGE OF PARKING SPACES

Multi-household residential 10% Lodging 3%

Retail, eating and drinking establishment 1%

Office, medical 3%

Industrial 1%Institutional, Municipal 3%

Recreational/Entertainment/Cultural 1%Other 3%



Who it Applies To:

Requirements:

Code Impacted:

Multifamily, Office, and Retail

• Short term bicycle parking equipment and Installation requirements: • Bolted into concrete.• Designed to accommodate the use of U-locks. • Located in a well-lit area.


Short and Long-Term Bicycle Parking

TYPE OF USE MINIMUM NUMBER OF SPACES REQUIRED

Multifamily 1 per 10 dwelling unitsOffice 1 per 4,000 sf of building floor area OR

1 per 12 vehicle parking stalls up to a maximum of 24 bicycle parking spaces

Retail (Local Determination)

TABLE A - SHORT-TERM BICYCLE PARKING USE / MINIMUM NUMBER OF SPACES REQUIRED

TYPE OF USE MINIMUM NUMBER OF SPACES REQUIRED

Multifamily 1 per 10 dwelling units2 per unit having 2 or more bedrooms

TABLE B - LONG-TERM BICYCLE PARKING USE / MINIMUM NUMBER OF SPACES REQUIRED



Who it Applies To:

Requirements:

Code Impacted:

Projects that do not have minimum parking requirements but opt to provide parking

• 5%, but not less than one, of the parking spaces provided shall be designated as car-pool or vanpool parking.

• Spaces are to be located on the shortest route of travel from the parking facility to a building entrance.

Seattle Land Use Code

Preferential Parking for Carpools and Vanpools

Who it Applies To:

Requirements:

Code Impacted:

Kathleen to revise

Kathleen to revise

Kathleen to revise

Shower and Changing Facilities




Misc. Requirements

Who it Applies To:

Requirements:

Code Impacted:

All existing Buildings wishing to add exterior insulation

• Allow a 4-foot encroachment into a re-quired yard or setback for the purposes of adding insulation to existing exterior walls.

• Adjacent to a public right-of-way: The por-tion of the existing wall that is more than 12 feet above adjacent paving or grade may extend a maximum of 4 inches into the public right-of-way.

• Shall not apply to existing nonconform-ing structures already exceeding a 4 feet encroachment into a required yard or setback.


Setback Dimension Exception for Exterior Insulation (Regional Proposal)

Who it Applies To:

Requirements:

Code Impacted:

All new or replaced roofs with a slope less than or equal to 2:12

• Roof material shall have a minimum initial reflective index of 0.65 and an aged solar reflectance of 0.55.

• Compliant roof products shall be labeled and certified by the manufacturer.

• If the roof membrane is a built-up asphalt process, said membrane shall be overlaid with a reflective coating or covered with a white, granulated cap sheet.


Heat Island Mitigation

Misc. Requirements


Misc. Requirements

Who it Applies To:

Requirements:

Code Impacted:

Light Trespass

All new or replaced light fixtures

• Light fixtures shall be located, aimed or shielded in order to minimize stray light trespassing across property boundaries.

• The following types of outdoor lighting shall be prohibited:• Outdoor floodlighting by flood light projection above the horizontal plane. • Search lights, flood lights, laser source lights, or similar high intensity light.• Lighting devices visible beyond the boundaries of a lot or parcel with intermittent fading, flashing, blinking, rotating or strobe light illumination.• Exemptions apply



Healthy Landscapes

Who it Applies To:

Requirements:

Code Impacted:

For all new vegetated landscapes, or those being replaced

• Existing invasive plant species shall be removed and no invasive species planted. • 75% of all new plantings will be native to Western Washington.• A vegetation plan must be submitted for review.• Existing native plant species shall be protected whenever possible.


Invasive Species and Native Vegetation (Regional Plan)

Documents

Welcome [gardenprofessors.com]gardenprofessors.com/wp-content/uploads/2013/11/Green-Code-Pro… · Swimming pool splash troughs shall discharge to the pool water system. Uniform Plumbing