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已知参数桩间距S拓展宽度bp桩柱距L1桩柱距L2θabcdehh1面积A周长C高度(深度)H混凝土模板土方CT-3单位mmmm弧度mmmmmmmm2mmm3m2m3承台砼承台面1.5000.5000.8700.4351.0490.5792.0820.5772.0792.6531.8050.5034.1007.9740.8503.4856.778垫层砼垫层面1.5000.6000.8700.4351.0490.6942.1970.6922.1942.8841.9050.6044.9328.6670.1000.4930.867下底面1.7500.9000.8700.4350.9800.9602.6551.0842.7103.9172.2050.7168.360中截面1.7501.2140.8700.4350.9801.2953.0321.4613.0454.6722.5190.96612.196上底面1.7501.5270.8700.4350.9801.6293.4101.8383.3795.4272.8321.21516.715下底面1.5000.9000.8700.4351.0491.0422.5431.0382.5423.5762.2050.9067.844中截面1.5001.1000.8700.4351.0491.2732.7741.2692.7734.0372.4051.10810.132上底面1.5001.3000.8700.4351.0491.5053.0051.4993.0054.4992.6051.30912.697地坑土方(干)23.389注:k=0.33地坑土方地坑土方(湿)1.90023.3890.000三桩承台Ⅰ工程量自动计算表已知桩间距S,桩柱距L1、L2,拓展宽度bp。其他参数计算公式为:θ=arctg[(L1+L2)÷(S÷2)]c=bp÷sinθe=S+2×cd=e-2×bp÷tgθh1=2×c÷S×(L1+L2)-bpa=2×h1÷tgθh=bp+L1+L2b=h÷sinθ面积A=(a+e)÷2×h+(d+e)÷2×bp周长C=a+2×b+2×c+d∴承台混凝土工程量=A×H承台模板工程量=C×H注:这里的H为承台高度。如果需要计算垫层相应工程量,只要把拓展宽度bp改为(bp+0.1)即可,其余计算过程同上。如果需要计算地坑土方工程量,只需把拓展宽度bp分别改为(bp+0.1+0.3)、(bp+0.1+0.3+k×H÷2)、(bp+0.1+0.3+k×H),即可分别计算出地坑下底面、中截面、上底面的面积A下、A中、A上,注:这里的0.3m为砼工作面,k为放坡系数,H为地坑深度。再根据下列拟柱体体积公式计算出地坑土方工程量:地坑土方工程量=(A下+4×A中+A上)×H÷6应用此方法同样可计算地坑(湿土)工程量,从而推算出地坑(干土)工程量。上述计算过程都可以应用Excel表的计算功能进行自动计算,从而快速计算出三桩承台的各项工程量。已知参数自动计算未知参数自动计算工程量项目已知参数桩间距S拓展宽度bp桩柱距L1桩柱距L2θabcdefhh1面积A周长C高度(深度)H混凝土模板土方CT-3单位mmmm弧度mmmmmmmmm2mmm3m2m3承台砼承台面1.7500.5001.0100.5051.0470.7272.0220.7642.7501.0111.7512.5150.6305.1459.0500.8004.1167.240垫层砼垫层面1.7500.5001.0100.5051.0470.7272.0220.7642.7501.0111.7512.5150.6305.1459.0500.1000.5150.905下底面2.0000.9001.1600.5801.0491.1922.6171.2713.8001.3042.2693.5401.03710.492中截面2.0001.2301.1600.5801.0491.5732.8961.6894.4601.4432.5114.2001.36915.108上底面2.0001.5601.1600.5801.0491.9553.1762.1075.1201.5822.7534.8601.70120.527下底面2.0000.9001.1600.5801.0491.1922.6171.2713.8001.3042.2693.5401.03710.492中截面2.0001.0321.1600.5801.0491.3442.7291.4384.0641.3602.3663.8041.17012.242上底面2.0001.1641.1600.5801.0491.4972.8411.6054.3281.4152.4634.0681.30214.120地坑(干)27.435注:k=0.33地坑土方地坑(湿)1.80027.4350.000三桩承台Ⅱ工程量自动计算表已知桩间距S,桩柱距L1、L2,拓展宽度bp。其他参数计算公式为:θ=arctg[(L1+L2)÷(S÷2)]d=S+2×bph1=[2×(bp+0.065)÷sinθ]÷S×(L1+L2)-bpa=2×h1÷tgθe=(d-a)÷2f=e×tgθb=e÷cosθh=L1+L2+2×bpc=h-f面积A=d×h-e×f周长C=a+2×b+2×c+d∴承台混凝土工程量=A×H承台模板工程量=C×H注:这里的H为承台高度。如果需要计算垫层相应工程量,只要把拓展宽度bp改为(bp+0.1)即可,其余计算过程同上。如果需要计算地坑土方工程量,只需把拓展宽度bp分别改为(bp+0.1+0.3)、(bp+0.1+0.3+k×H÷2)、(bp+0.1+0.3+k×H),即可分别计算出地坑下底面、中截面、上底面的面积A下、A中、A上,注:这里的0.3m为砼工作面,k为放坡系数,H为地坑深度。再根据下列拟柱体体积公式计算出地坑土方工程量:地坑土方工程量=(A下+4×A中+A上)×H÷6应用此方法同样可计算地坑(湿土)工程量,从而推算出地坑(干土)工程量。上述计算过程都可以应用Excel表的计算功能进行自动计算,从而快速计算出三桩承台的各项工程量。已知参数自动计算未知参数自动计算工程量项目
本文标题:三桩承台土方计算
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