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A platform for research: civil engineering, architecture and urbanism
Cast-in-place pile for enhancing bearing strength of deep miscellaneous fill area and construction method
The invention discloses a cast-in-place pile for enhancing the bearing strength of a deep miscellaneous fill area and a construction method, and relates to the technical field of cast-in-place piles,the cast-in-place pile for enhancing the bearing strength of the deep miscellaneous fill area is prepared from the following raw materials in parts by weight: 355-365 parts of cement, 150-160 parts offly ash, 1240-1250 parts of gravel, 620-625 parts of river sand, 12-16 parts of an expanding agent, 6-8 parts of a stabilizing agent; 4.2-4.8 parts of a water reducing agent, and 175-185 parts of water; wherein the expanding agent comprises calcium oxide, calcium carbonate and silica powder, and the weight ratio of the calcium oxide to the calcium carbonate to the silica powder is (24-26): (12-13): (6-6.5). The cast-in-place pile has the effects of good chloride ion resistance and good sulfate resistance.
本发明公开了加强深厚杂填土地区承载强度的灌注桩以及施工方法，涉及灌注桩的技术领域，其中，加强深厚杂填土地区承载强度的灌注桩由包括以下重量份的原料制成：水泥：355‑365份、粉煤灰：150‑160份、碎石：1240‑1250份、河砂：620‑625份、膨胀剂：12‑16份、稳定剂：6‑8份、减水剂：4.2‑4.8份、水：175‑185份；所述膨胀剂包括氧化钙、碳酸钙和硅微粉，所述氧化钙、碳酸钙和硅微粉的重量比为（24‑26）：（12‑13）：（6‑6.5）。该灌注桩具有抗氯离子性能好、抗硫酸盐性能好的效果。
Cast-in-place pile for enhancing bearing strength of deep miscellaneous fill area and construction method
The invention discloses a cast-in-place pile for enhancing the bearing strength of a deep miscellaneous fill area and a construction method, and relates to the technical field of cast-in-place piles,the cast-in-place pile for enhancing the bearing strength of the deep miscellaneous fill area is prepared from the following raw materials in parts by weight: 355-365 parts of cement, 150-160 parts offly ash, 1240-1250 parts of gravel, 620-625 parts of river sand, 12-16 parts of an expanding agent, 6-8 parts of a stabilizing agent; 4.2-4.8 parts of a water reducing agent, and 175-185 parts of water; wherein the expanding agent comprises calcium oxide, calcium carbonate and silica powder, and the weight ratio of the calcium oxide to the calcium carbonate to the silica powder is (24-26): (12-13): (6-6.5). The cast-in-place pile has the effects of good chloride ion resistance and good sulfate resistance.
本发明公开了加强深厚杂填土地区承载强度的灌注桩以及施工方法，涉及灌注桩的技术领域，其中，加强深厚杂填土地区承载强度的灌注桩由包括以下重量份的原料制成：水泥：355‑365份、粉煤灰：150‑160份、碎石：1240‑1250份、河砂：620‑625份、膨胀剂：12‑16份、稳定剂：6‑8份、减水剂：4.2‑4.8份、水：175‑185份；所述膨胀剂包括氧化钙、碳酸钙和硅微粉，所述氧化钙、碳酸钙和硅微粉的重量比为（24‑26）：（12‑13）：（6‑6.5）。该灌注桩具有抗氯离子性能好、抗硫酸盐性能好的效果。
Cast-in-place pile for enhancing bearing strength of deep miscellaneous fill area and construction method
加强深厚杂填土地区承载强度的灌注桩以及施工方法
ZHAO PENGFEI (author) / YIN LEI (author) / ZHOU GUO'AN (author) / WANG ZEXI (author) / ZHOU TAO (author) / FANG CHENGQUAN (author) / ZHU HONG (author) / ZHAN BING (author) / ZHANG RUI (author) / CHEN HONGMING (author)
2020-12-04
Patent
Electronic Resource
Chinese
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