| Term | Definition |
|---|
| Requirements for SS Credit 1. | Select a LEED Certified Building OR locate tenant space in a building that has in place two or more Options A-L at the time of submittal. |
| Requirements for SS Credit 1 Option B. Stormwater Management: Rate and Quantity. | A building that prior to development had: Less than or equal to 50% imperviousness and has implemented a stormwater management plan that equals or is less than the pre-developed 1.5-year/24-hour rate and quality discharge OR If greater than 50% imperviousness has implemented a stormwater management plan that reduced predeveloped 1.5-year/24-hour rate and quantity discharge by 25% of the annual stormwater load falling on the site. This mitigation can be through a variety of measures including perviousness of site, stormwater retention ponds, capture of rainwater for reuse or other measures. |
| Requirements for SS Credit 1 Option C. Stormwater Management: Treatment. | A building that has in place site stormwater treatment systems designed to remove 80% of the average anual site area Total Phosphorus (TP). |
| Requirements for SS Credit 1 Option D. Heat Island Reduction: Non-Roof. | A building that provides shade (or will have within 5 years of construction) and/or uses light colored/high-albedo materials with a Solar Reflectance Index (SRI) of at least 30, and/or open grid pavement, that individually or in total equals at least 30% of the site's non-roof impervious surfaces, which include parking areas, walkways, plazas, fire lanes, etc. OR HAs places a minimum of 50% of parking spaces underground or covered by structured parking OR Used an open-grid pavement system (less than 50% impervious) for 50% of the parking lot area |
| Requirements for SS Credit 1 Option E. Heat Island Reduction: Roof | A building with roofing having a Solar Reflectance Index (SRI) greater than or equal to the value in Table 1 for a minimum of 75% of the roof surface; OR A building that has installed a "gree" (vegetated) roof for at least 50% of the roof area; OR A building having in combination high SRI roofd and vegetated roofs that satisfy the following area requirement: Total Roof Area <= [(Area of SRI roof x 1.33) + (Area of Vegetated roof x 2)] |
| Requirements for SS Credit 1 Option F. Light Pollution Reduction | A building that meets or provides lower light levels and uniformity rations than those recommended by the Illuminating Engineering Society of North America (IESNA) Recommended Practice Manual: Lighting for Exterior Environments (RP-33-99). The buidling must have designated the exterior lighting such that all exterior luminaires with more than 1000 initial lamp lumens are shielfed and all luminaires with more than 3500 initial lamp lumens meet the Full Cutoff Iesna Classification. The maximum candela value of all interior lighting shall fall within the property. Any luminair within a distance of 2.5 times its mounting height from the property boundary shall have shielding such that no light from that luminaire crossed the property boundary. |
| Requirements for SS Credit 1 Option G. Water Efficient Irrigation: Reduced Potable Water Consumption. | A building that employs high-efficiency irrigation technology; OR uses captured rain or recycled site water to reduce potable water consumption for irrigation by 50% over conventional means. |
| Requirements for SS Credit 1 Option A. Brownfield Redevelopment. | A building developed on a site documented by means of an ASTM E1903-97 Phase II Environmental Site Assessment; OR A building on a site that has been classified as a Brownfield by a local, state or federal government agency. Effective remediation of site contamination must have been completed. |
| Requirements for SS Credit 1 Option H. Water Efficient Irrigation: No Potable Water Use or No Irrigation | A building that uses only captured rain or recycled site water to eliminate all potable water use for site irrigation (excpet for initial watering to establish plants,) OR does not have permanent landscaping irrigation systems. |
| Requirements for SS Credit 1 Option I. Innovation Wastewater Technologies | A building that reduced the use of municipally provided potable water for building sewage conveyance by a minimum of 50%, OR treats 100% of wastewater on-site to tertiary standards. |
| Requirements for SS Credit 1 Option J. Water Use Reduction: 20% Reduction | A building that meets the 20% reduction in water use requirement for the entire building and has an on-going plan to require future occupants to comply. |
| Requirements for SS Credit 1 Option K. Onsire Renewable Energy | A building which supplies at least 5% of the building's total energy use (expressed as a fraction of annual energy cost) through the use of on-site renewable energy systems. |
| Requirements for SS Credit 1 Option L. Other Quantifiable Environmental Performance | A building that has in place at time of submittal other quantifiable environmental performance characteristics, for which the requirements may be found in other LEED Rating Systems. |
| Requirements for SS Credit 2 Development Density and Community Connectivity | Select space in a building that is located in an established, walkable community with a minimum density of 60,000 sq ft per acre net (two-story downtown development.) OR Select space in a building that is located within 1/2 mile of a residential zone or neightborhood (with an average density of 10 units per acre net.) AND The building has pedestrian access to at least 10 basic services within 1/2 mile: Greenfield developments and projects that do not use existing infrastructure are not eligible. |
| Requirements for SS Credit 3.1 Alternative Transportation: Public Transportation Access | Tenant to select building within 1/2 mile of a commuter rain light rail or subway station or 1/4 mile of two or more public or campus bus lines usable by tenant occupants. |
| Requirements for SS Credit 3.2 Alternative Transportation: Bicycle Storage & Changing Rooms | Provide secure bicycle storage with convenient changing/shower facilities (within 200 yards or the building) for 5% or more of tenant occupants. |
| Requirements for SS Credit 3.3 Alternative Transportation: Parking Availability - occupying less than 75% of gross bldg sq ft | Parking spaces provided to tenant shall not exceed minimum number required by local zoning requlations AND Priority parking for carpools or van pools will be provided for 5 % or more of tenant occupants OR No parking will be provided or subsidized for tenant occupants |
| Requirements for SS Credit 3.3 Alternative Transportation: Parking Availability - occupying 75% or over of gross bldg sq ft | Parking capacity will not exceed minimum local zoning requirements AND Priority parking for carpools or van pools will be proviced capable of serving 5% of the building occupants OR No new parking will be added for rehabilitation projects AND Preffered parking for carpools or van pools will be provided capable of serving 5% of the building occupants. |
| Intent of SS Credit 1 | Encourage tenants to select buildings with best practices, systems, and employed green strategies. |
| Intent of SS Credit 1 Option A, Brownfield Development | Rehabilitate damaged sites where development is complicated by real or perceived environmental contamination, reducing pressure on undeveloped land. |
| Intent of SS Credit 1 Option B. Stormwater Management: Rate & Quantity | Limit disruption and pollution of natural water flows by managing stormwater runoff. |
| Intent of SS Credit 1 Option C. Stormwater Management: Treatment | Limit disruption and pollution of natural water flows by eliminating stormwater runoff, increasing on-site infiltration and eliminating contaminants, |
| Intent of SS Credit 1 Option D. Heat Island Reduction: Non-Roof | Reduce heat islands (thermal gradiant differences between developed and undeveloped areas) to minimize impact on on microclimate and human and wildlife habitat. |
| Intent of SS Credit 1 Option E. Heat Island Reduction: Roof | Reduce heat islands (thermal gradiant differences between developed and undeveloped areas) to minimize impact on on microclimate and human and wildlife habitat. |
| Intent of SS Credit 1 Option F. Light Polution Reduction | Eliminate light trespass from the building and site, improve night sky access and reduce development impact on nocturnal environments. |
| Intent of SS Credit 1 Option G. Water Efficient Irrigation: Reduced Potable Water Consumption | Limit or eliminate the use of potable water for landscape irrigation. |
| Intent of SS Credit 1 Option H. Water Efficient Irrigation: No Potable Water Use or No Irrigation | Limit or eliminate the use of potable water for landscape irrigation. |
| Intent of SS Credit 1 Option I. Innovative Wastewater Technologies | Reduce generation of wastewater and potable water demand, while increasing the local aquifer recharge. |
| Intent of SS Credit 1 Option J. Water Use Reduction: 20% Reduction | Maximize water efficiency within buildings to reduce the burden on municipal water supply and wastewater systems. |
| Intent of SS Credit 1 Option K. Onsite Renewable Energy | Encourage and recognize increasing levels of onsite renewable energy self-supply in order to reduce environmental impacts associated with fossil fuel energy use. |
| Intent of SS Credit 1 Option L. Other Quantifiable Environmental Performance | Select a building that has achieved an environmental performance characteristic for at least one credit found in another LEED rating system. |
| Intent of SS Credit 2 Development Density and Community Connectivity | Channel development to urban areas with existing infrastructure, protect greensfields and preserve habitat and natural resources. |
| Intent of SS Credit 3.1 Alternative Transportation: Public Transportation Access | Reduce pollution and land development impacts from automobile use. |
| Intent of SS Credit 3.2 Alternative Transportation: Bicycle Storage & Changing Rooms | Reduce pollution and land development impacts from automobile use. |
| Intent of SS Credit 3.3 Alternative Transportation: Parking Availability | Reduce pollution and land development impacts from single occupancy vehicle use. |
| Submittal Documentation for SS Credit 1 | Complete the declaration included in the LEED-CI Letter Template, and include a copy of the LEED certification document for the base building. |
| Submittal Documentation for SS Credit 1 Option A. Brownfield Redevelopment | Provide a copy of the pertinent sections of the ASTM E1903-97 Phase II Environmental Site Assessment documenting the site contamination OR provide a letter from a local, state or federal regulatory agency confirming that the site is classified as a Brownfield by that agency. |
| Submittal Documentation for Option B. Stormwater Management: Rate and Quantity | Provide the LEED Letter Template, signed by the civil engineer or responsible party, declaring that the post-development 1.5-year/24- hour peak discharge rate and quantity does not exceed the predevelopment 1.5-year/24-hour peak discharge rate and quantity. Include calculations demonstrating that existing site imperviousness is less than or equal to 50%. OR Provide the LEED Letter Template, signed by the civil engineer or responsible party, declaring and demonstrating that the stormwater management strategies result in at least a 25% decrease in the rate and quantity of stormwater runoff. Include calculations demonstrating that existing site imperviousness exceeds 50%. |
| Submittal Documentation for SS Credit 1 Option C. Stormwater Management: Treatment | Provide the LEED Letter Template, signed by the civil engineer or responsible party, declaring that the design complies with or exceeds EPA or local government Best Management Practices (whichever set is more stringent) for removal of Total Suspended Solids and Total Phosphorous. |
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