A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
COMPOSITION FOR FOUNDATION IMPROVEMENT, FOUNDATION IMPROVED BODY, FOUNDATION IMPROVEMENT METHOD AND FOUNDATION RECOVERY METHOD
PROBLEM TO BE SOLVED: To provide a composition for foundation improvement good in flowability of a foundation improved body and capable of forming the foundation improved body small in variation of uniaxial compressive strength when injecting foundation, a manufacturing method therefor, a foundation improved body and a foundation recovery method.SOLUTION: There is provided a composition for foundation improvement containing water, cement and urea with water/cement containing percentage of 45% to 60% by mass ratio, total content of urea and water/cement containing percentage of 55% to 70% and the content of urea is 1 mass% to 10 mass% based on the total amount of the composition, and used by blending with soil.
【課題】地盤改良体の流動性が良好で、地盤に注入したときに一軸圧縮強度の変動が小さい地盤改良体を形成しうる地盤改良用組成物、その製造方法、地盤改良体、地盤修復方法を提供する。【解決手段】水と、セメントと、尿素とを含み、水／セメント含有比率が質量比で４５％以上６０％以下であり、尿素と水との総含有量／セメントの含有比率が５５％以上７０％以下であり、且つ、尿素の含有量が組成物全量に対して１質量％以上１０質量％以下である、土壌に混合して用いられる地盤改良用組成物。【選択図】なし
COMPOSITION FOR FOUNDATION IMPROVEMENT, FOUNDATION IMPROVED BODY, FOUNDATION IMPROVEMENT METHOD AND FOUNDATION RECOVERY METHOD
PROBLEM TO BE SOLVED: To provide a composition for foundation improvement good in flowability of a foundation improved body and capable of forming the foundation improved body small in variation of uniaxial compressive strength when injecting foundation, a manufacturing method therefor, a foundation improved body and a foundation recovery method.SOLUTION: There is provided a composition for foundation improvement containing water, cement and urea with water/cement containing percentage of 45% to 60% by mass ratio, total content of urea and water/cement containing percentage of 55% to 70% and the content of urea is 1 mass% to 10 mass% based on the total amount of the composition, and used by blending with soil.
【課題】地盤改良体の流動性が良好で、地盤に注入したときに一軸圧縮強度の変動が小さい地盤改良体を形成しうる地盤改良用組成物、その製造方法、地盤改良体、地盤修復方法を提供する。【解決手段】水と、セメントと、尿素とを含み、水／セメント含有比率が質量比で４５％以上６０％以下であり、尿素と水との総含有量／セメントの含有比率が５５％以上７０％以下であり、且つ、尿素の含有量が組成物全量に対して１質量％以上１０質量％以下である、土壌に混合して用いられる地盤改良用組成物。【選択図】なし
COMPOSITION FOR FOUNDATION IMPROVEMENT, FOUNDATION IMPROVED BODY, FOUNDATION IMPROVEMENT METHOD AND FOUNDATION RECOVERY METHOD
地盤改良用組成物、地盤改良体、地盤改良方法及び地盤修復方法
KOMURA YUICHI (author) / TANIGAWA TOMOHIRO (author) / KANEDA KAZUHIRO (author) / HATAKE TOSHIRO (author) / MIZUTANI SURYO (author)
2016-01-21
Patent
Electronic Resource
Japanese
FOUNDATION IMPROVEMENT MATERIAL AND FOUNDATION IMPROVEMENT METHOD THEREFOR
| European Patent Office | 2016
| European Patent Office | 2016
FOUNDATION IMPROVEMENT UNIT AND FOUNDATION IMPROVING MACHINE
| European Patent Office | 2017
FOUNDATION IMPROVEMENT UNIT AND FOUNDATION IMPROVING MACHINE
| European Patent Office | 2017