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 <br />SequoiaEcologicalConsulƟng,Inc. <br />AugusƟnBernalCommunityParkFuelReducƟonProject <br />InformaƟonforRequestforBids <br />March2026 <br />9 <br /> <br />Tree Treatments <br />1. Retainhealthytreesgreaterthan6inchesDBHwithappropriatecanopyspacing <br />2. StrategicallyretainnaƟvetrees,shrubs,herbaceousplants,grasses,anddownedwoodydebrison <br />theforestŇoorwhilereducingfuelconnecƟvity <br />3. Strategicallyremoveandthinunderstorytreesaswellasdeadanddyingtreestoachieve <br />separaƟonbetweenthegroundandthetreecanopy <br />4. Dead,dying,anddiseasedtreeswillbeprioriƟzedforremoval;thosewithpotenƟaltocontribute <br />tothenaturalforestprocesswillberetained <br />5. Healthytreeslessthan6inchesDBHwillberemovedtoachievespacingof10–20feetapart,as <br />feasible,prioriƟzingthosethatdonotcontributetocanopydevelopment <br />6. RemainingstumpswillbecutŇatatnomorethan6inchesabovetheground <br />7. Foralltrees,lowertreelimbswillbeprunedupto15feet,retaining50percentofthelivecrown <br />ofthetree;fortreeslessthan24feet inheight,theloweroneͲthirdoftreebrancheslessthan3 <br />inchesdiameterwillberemoved,retaining50percentofthelivecrown <br />Tree Pruning Treatments <br />1. Treesgreaterthan6inchesDBHwillbepruned(liveanddeadlimbs)uptoamaximumheightof <br />15feet.Nopruningwillbedonetoaheightgreaterthan33percentoftotaltreeheight. <br />2. TheCityofPleasanton,oritsdesignee,willprovideinstrucƟononhardwoodpruningtechniques <br />usingrecognizedarboriculturalguidelinesasneeded. <br />UnderstoryVegeta ƟonandShrubTreatments <br />1. UnderstoryvegetaƟonandshrubsunderthedriplinesoftreesshallbecutbyhandleavingroot <br />systems intactforresprouƟng,except: <br />a. Contractorshallnotremovethroughhandwork,hydrophyƟcriparianspecies(e.g., <br />sedges,rushes,andblueelderberry) <br />2. Outsideofthedriplineofretainedtreesandshrubs,vegetaƟonshallbecut,leavingrootsystems <br />intactfor resprouƟngtoachieveahorizontalcrownseparaƟonofapproximately50–75feet. <br />SpacingbetweenremainingvegetaƟonmaybecloserto50feetonŇaƩergroundand75feeton <br />steeperground.Vegeta Ɵonmaybecompletelyremovedtoprovidedefensiblespacewhenin <br />proximitytoinfrastructureornearhomeswithintreatmentareas.Remainingclumpsofshrubs <br />shouldnotexceedapproximately15–25feetindiameterandwillconsistofhealthyͲappearing <br />specimenswherefeasible. <br />a. ConsideraƟonshallbegiventomaintainingadiversityofunderstoryvegetaƟonandshrub <br />speciesintheseareas. <br />b. Shrubswillberetainedinclumpsorshrubislandsandinamannerthatbreakslongsight <br />distancesandprovidesadequatecoverforwildlife. <br />3. Woodrat nestsshallreceivea10Ͳfootbuīeratminimum.ThemajorityoflivingvegetaƟon <br />associatedwithwoodratnestcomplexesshouldremain. <br />4. DamagetoresidualunderstoryvegetaƟonandshrubsshallbeminimizedtothegreatestextent <br />feasible. <br />Docusign Envelope ID: 2116ABC8-4A4A-8B43-82A0-6C965050EDC5