[{"data":1,"prerenderedAt":61},["ShallowReactive",2],{"q-108180-arch_construction-58":3},{"question":4,"neighbors":26,"sameNumber":45,"prev":34,"next":37},{"id":5,"classKey":6,"session":7,"year":8,"subject":9,"number":10,"groupStem":11,"ownStem":12,"stem":12,"options":13,"answer":18,"answerKind":20,"answerS":11,"answerNote":11,"images":21,"explanation":22,"withheld":11,"deepChars":23,"freq":24,"indexable":25},"arch-108180-801-0103-058","architect","108180",108,"建築構造與施工",58,null,"填土滾壓夯實，若有地下構造物，其填土厚度未達幾公分，不得以壓路機滾壓？",{"A":14,"B":15,"C":16,"D":17},"15","30","45","60",[19],"D","single",[],"本題考點：填土滾壓夯實時，地下構造物（如涵管、管線、地下室頂版、箱涵）上方覆土厚度不足時的機具限制，屬土方回填施工的知識題。\n【正解理由】壓路機自重大，滾壓時又伴隨振動，載重會經由填土向下擴散傳遞。填土越薄，載重擴散的範圍越小、傳到地下構造物頂面的壓力越集中，可能壓裂管線或構造物頂版，或使其位移變形。因此在地下構造物上方，填土必須累積到足夠厚度，讓載重有足夠的覆土可以分散，才可改用壓路機滾壓；在此之前只能以夯實機、平板振動機等小型機具分層夯實。本題所問的門檻，四個選項中只有 60 公分符合題目所問：填土厚度未達 60 公分者，不得以壓路機滾壓，故選 D。\n【逐項排除】\n(A) 不符合題目所問。15 公分的覆土太薄，壓路機的集中載重與振動幾乎直接作用在地下構造物上，不能以這個厚度當作允許壓路機進場的門檻；題目所問的限制厚度是 60 公分。\n(B) 不符合題目所問。30 公分雖比 (A) 厚，但仍低於題目所問的 60 公分門檻；若以 30 公分為界，覆土介於 30 公分與 60 公分之間時就會被允許以壓路機滾壓，覆土仍不足以分散重型機具載重。\n(C) 不符合題目所問。45 公分同樣低於 60 公分；以此為門檻會讓尚未達到足夠覆土的範圍提早使用壓路機，與保護地下構造物的目的不符。\n(D) 符合題目所問。填土厚度未達 60 公分，不得以壓路機滾壓，應以小型夯實機具分層夯實，覆土達此厚度後才可使用壓路機。\n【記憶點】地下構造物上方，覆土未達 60 公分不上壓路機，先用小型夯實機具一層一層壓。",609,1,true,[27,30,33,36,39,42],{"number":28,"session":7,"stem":29},55,"依據建築物無障礙設施設計規範，無障礙設施輪椅觀眾席位前之地面有高差者應設置欄杆，其欄…",{"number":31,"session":7,"stem":32},56,"有關混凝土之澆置，下列何者錯誤？",{"number":34,"session":7,"stem":35},57,"鋼構造樓板柱梁接合詳圖中，A 構件名稱為何？配筋（點銲鋼絲網）鋼梁鋼梁鋼構造樓板柱梁…",{"number":37,"session":7,"stem":38},59,"磚構造無法形成下列何種系統？",{"number":40,"session":7,"stem":41},60,"帷幕牆施工項目不包括下列何者？",{"number":43,"session":7,"stem":44},61,"有關建築物外牆之敘述，下列何者正確？",[46,49,52,55,58],{"number":10,"session":47,"stem":48},"114180","有關框架填縫式帷幕牆施工，下列敘述何者錯誤？",{"number":10,"session":50,"stem":51},"113190","加強磚牆之門窗與開口的總長度，依規定不得大於牆身長度的：",{"number":10,"session":53,"stem":54},"112190","下方詳圖為 15 cm RC 樓板上方鋪設隔音材料之詳圖，下列那種材料組合符合建築技…",{"number":10,"session":56,"stem":57},"111180","木構造中常見框架系統內有建構木斜撐壁體，其接合處常以五金鐵件或螺栓細部予以與梁柱框架…",{"number":10,"session":59,"stem":60},"110180","有關 SRC 施工之敘述，下列何者正確？",1791863209930]