麻烦帮我改改Atimberverandapostisastructuralbuildingelementwhichprovidessupporttotheroofofveranda.Itismoderatelydifficulttoreplace,however,sinceitisexposed,failureofaverandapostcanbeeasilydetectedduringnormalma
麻烦帮我改改
Atimberverandapostisastructuralbuildingelementwhichprovidessupporttotheroofofveranda.Itismoderatelydifficulttoreplace,however,sinceitisexposed,failureofaverandapostcanbeeasilydetectedduringnormalmaintenance.Therefore,accordingtotheassessmentfordurabilityrequirementinB2,averandapostwouldbestfitinthe15yeardurabilityrequirement.
Agypsumplasterwallboardsisusedtomakeinteriorwalls.Itisastructuralbuildingelement,howeveritdoesnotprovidestabilitytothebuilding.Itisactuallynotdifficulttoreplacebuttimeconsuming.Failureofagypsumplasterwallboardcanbeeasilydetectedduringnormalmaintenanceasitssurfaceisexposed.Therefore,accordingtotheassessmentfordurabilityrequirementinB2,agypsumplasterwallboardwouldbestfitinthe15yeardurabilityrequirement.