[{"data":1,"prerenderedAt":59},["ShallowReactive",2],{"q-105170-arch_construction-28":3},{"question":4,"neighbors":24,"sameNumber":43,"prev":32,"next":35},{"id":5,"classKey":6,"session":7,"year":8,"subject":9,"number":10,"groupStem":11,"ownStem":12,"stem":12,"options":13,"answer":15,"answerKind":17,"answerS":11,"answerNote":11,"images":18,"explanation":20,"withheld":11,"deepChars":21,"freq":22,"indexable":23},"arch-105170-801-0103-028","architect","105170",105,"建築構造與施工",28,null,"下列屋頂防水詳圖，何者有滲水的疑慮？",{"A":14,"B":14,"C":14,"D":14},"",[16],"B","single",[19],"\u002Fimages\u002Farch-105170-801-0103-028.png","本題考點：屋頂防水層在出入口門檻、設備基座、女兒牆與大梁處的立上收頭；判斷重點是防水層是否連續包覆、收頭是否落在不吸水且有保護的位置。\n【正解理由】依題圖所示，(B) 的屋頂防水層沿樓版鋪設後，只在外側的小矮墩處立上並收頭，矮墩與室內側 RC 門檻之間是一段輕質混凝土填塊，上方再以粉刷覆蓋至門框下方。輕質混凝土內部多孔、吸水性高，且與兩側 RC 之間存在施工接縫；防水層沒有連續包覆到門框下方的 RC 門檻，屋頂積水或雨水滲入表層粉刷後，便能被輕質混凝土吸收、沿接縫往室內側移動，從門檻下方滲入室內。防水層中斷於吸水材料之前，是典型的滲水疑慮，故選 B。\n【逐項排除】\n(A) 無明顯滲水疑慮。依題圖所示，防水層沿樓版鋪設後，沿 RC 門檻的立面連續立上並轉入門檻上緣，外側有保護磚與粉刷，門框坐在與樓版一體的 RC 門檻上，防水層與門檻之間沒有吸水材料夾在中間。\n(B) 有滲水疑慮。防水層只在外側矮墩收頭，其後以多孔吸水的輕質混凝土填築至 RC 門檻，防水層未連續包覆，滲入的水可經輕質混凝土與施工縫進入室內，是本題所問的答案。\n(C) 無明顯滲水疑慮。依題圖所示，消防抽風機坐在 RC 基座上，防水層沿樓版鋪設後沿 RC 基座立面立上並包覆，外側有保護層，基座頂部另有覆蓋，設備是以基座墊高後固定，雨水不會直接積在設備與防水層交界。\n(D) 無明顯滲水疑慮。依題圖所示，防水層沿樓版鋪設後，沿大梁側面的 RC 立面立上，外側以磚砌保護並逐階粉刷至門框下方，門框坐在 RC 大梁頂上；磚砌部分位於防水層外側，作用是保護防水層與做出階梯，不是阻水構造，進入磚砌的水仍被後方連續的防水層擋住。\n【記憶點】防水層要連續包到 RC 門檻、收頭後不能接吸水材料；看到防水層斷在輕質混凝土前面，就是滲水點。",568,1,true,[25,28,31,34,37,40],{"number":26,"session":7,"stem":27},25,"以 RC 結構體裝設窗框時，用密封材做為主要之防水材料，下列圖示中何者對防水較為有利…",{"number":29,"session":7,"stem":30},26,"有關鋁框玻璃帷幕牆，下列何者不屬於建築師的設計範圍？",{"number":32,"session":7,"stem":33},27,"開挖地下室時，需施作擋土設施，在一般正常土壤情況下，下列那一設施的水密性最高？",{"number":35,"session":7,"stem":36},29,"為增加梁下空間，下列縮減結構梁深方式，何者較為正確？",{"number":38,"session":7,"stem":39},30,"有關 RC 結構體內埋設管線，下列敘述何者錯誤？",{"number":41,"session":7,"stem":42},31,"在鋼構建築中，鋼梁與混凝土鋼浪板樓版之間如何結合？",[44,47,50,53,56],{"number":10,"session":45,"stem":46},"114180","下列關於鋼骨鋼筋混凝土（SRC）構造的敘述，何者錯誤？",{"number":10,"session":48,"stem":49},"113190","鋼構造採用填角銲進行搭接時，若較薄之板厚度為 d（d＞6 mm），則搭接接頭之最小搭…",{"number":10,"session":51,"stem":52},"112190","以下何種面材最不適合應用於「建築基地保水設計技術規範」規定之「透水鋪面」？（基層及接…",{"number":10,"session":54,"stem":55},"111180","下列何者非木料接合固定時常用之鐵件？",{"number":10,"session":57,"stem":58},"110180","下列四種運動場地標準作法的大樣圖，何者錯誤？砂質壤土植草黏土層粉土攙細砂表層碎石透水…",1791863214564]