Planning & Design Meetings Landscape Subcommittee Meeting #2 11/12/2009 - PresentationOverview of Master Plan Process:•December 1st& 2nd–Community Workshops•December 8th–Schematic Design Presentation to the Board•January –Concept DesignMaster Plan ProcessGunn High School – Landscape Strategy
Gunn High School – Landscape StrategyTree Inventory
Gunn High School – Landscape StrategyTree Evaluation: quercus Agrifolia12345Healthy mature Coast Live Oak, canopy at least 40’Healthy midsize Coast Live OakHealthy small Coast Live OakCoast Live Oak, Less than 10’ tallSignificant Dieback
Gunn High School – Landscape StrategyTree Evaluation: Quercus lobata12345Healthy mature Valley Oak, canopy at least 40’Healthy midsize Valley OakHealthy young Valley OakValley Oak less than 10’ tall, diebackValley Oak less than 4’ tall, stunted
Gunn High School – Landscape StrategyTree Evaluation: Sequoia sempervirens12345Healthy mature Redwoods, at least 50’ tallHealthy midsize Redwoods, at least 25’ tallHealthy small Redwoods, at least 10’ tall, may have been toppedModerate to severe diebackDead or in decline
Tree Mitigation Criteria:•A – 3 to 1(avoid removal whenever possible)•B – 1 to 1•C – no mitigation requiredProposed Mitigation StrategyGunn High School – Landscape Strategy
Gunn High School – Landscape StrategyTree Evaluation: quercus AgrifoliaAABBCHealthy mature Coast Live Oak, canopy at least 40’Healthy midsize Coast Live OakHealthy small Coast Live OakCoast Live Oak, Less than 10’ tallSignificant Dieback
Gunn High School – Landscape StrategyTree Evaluation: Quercus lobataAABBCHealthy mature Valley Oak, canopy at least 40’Healthy midsize Valley OakHealthy young Valley OakValley Oak less than 10’ tall, diebackValley Oak less than 4’ tall, stunted
Gunn High School – Landscape StrategyTree Evaluation: Sequoia sempervirensAABCCHealthy mature Redwoods, at least 50’ tallHealthy midsize Redwoods, at least 25’ tallHealthy small Redwoods, at least 10’ tall, may have been toppedModerate to severe diebackDead or in decline
Gunn High School – Landscape Strategy•Trees to be Removed:A Trees –2B Trees –13•Required Tree Replacement: 19New Classrooms
Gunn High School – Landscape StrategyNew Gym / Tennis Courts•Trees to be Removed:A Trees –1•Required Tree Replacement: 3