港湾技研資料

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プレパックドコンクリートの型わくに作用する圧力について(欧文)

港湾技研資料 NO.0026 1966.09

執筆者赤塚雄三
所属構造部 (材料施工研究室)

要旨

・Of the cost elements in co
ncrete construction, the pr
oportion occupied by formwo
rk will depend on the type 
of structure and conditions
 in the field. For ordinary
 reinforced concrete this p
roportion is said to be 20 
to 30 percent. In compariso
n、 with prepacked concrete,
for structures of massive p
lain concrete such as break
waters,the cost is 10 to 20
percent,for breakwaters wit
h smaller cross−section 20t
o 30percent and for reinfor
ced concrete structures suc
h as caissons and L−blo・・・ 


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