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OTHER GREEN BUILDING RATING SYSTEMS  33




                       TABLE 2.6  USE OF LEED CREDITS IN GOLD AND PLATINUM PROJECTS

                                                          PERCENTAGE OF         PERCENTAGE OF
                                                          PLATINUM PROJECTS     GOLD PROJECTS
                                                          AWARDED THIS          AWARDED THIS
                       LEED CREDIT CATEGORY               CREDIT  (N = 25)      CREDIT (N = 105)

                        1. Site restoration (SSc5.2)             88                   61
                        2. Stormwater control (SSc6.1)           96                   61
                        3. Urban heat island effect              84                   66
                          (Green roof or ENERGY
                          STAR roof, SSc7.2)
                        4. Light pollution reduction (SSc8)      76                   44
                        5. Renewable electricity                 44                    8
                          (12.5%/15% of total, EAc2.3)
                        6. Measurement and                       64                   42
                          verification (EAc5)
                        7. Purchased green power (EAc6)          84                   55
                        8. Recycled-content materials            84                   90
                          @ 20% (MRc4.2)
                        9. Bio-based materials (MRc6)            28                    8
                       10. Certified Wood @ 50% (MRc7)            48                   42
                       11. Carbon dioxide monitors (EQc1)        96                   69
                       12. High-efficiency ventilation            68                   36
                          @ 30% (EQc2)
                       13. Improved air quality at               84                   59
                          occupancy (EQc3.2)
                       14. Underfloor air systems for             60                   37
                          interior thermal comfort
                          (EQc6.2)
                       15. Daylighting (EQc8.1)                  84                   51
                       16. Views to outdoors (EQc8.2)            88                   68




                      ■ Solar photovoltaic systems systems (44 percent of Platinum projects had at least
                         12.5 percent of total energy use supplied by PV systems, vs. only 8 percent of Gold
                         projects)
                      ■ Site restoration (used in 88 percent of Platinum projects and 61 percent of Gold
                         projects, but only 56 percent of Silver projects)
                      ■ Carbon dioxide monitors (used in 96 percent of Platinum projects, 69 percent of
                         Gold projects, and 59 percent of Silver projects)
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