现浇梁张拉参数及压浆量计算示例

1、XXXX工工程程现现浇浇箱箱梁梁张张拉拉参参数数预应力钢束控制应力0.75fpk(MPa)单束截面积S(m)控制张拉力F(KN)千斤顶编号压力表编号各行程油表控制压强P(MPa)回归方程15%30%50%100%151913950.002663710.73710.7150375(500T) 2014.1.12755.6111.3018.9037.88P=0.00998F+0.12691150376(500T) 2014.1.12775.6211.2818.8237.67P=0.01001F151713950.002383320.13320.1150375(500T) 2014.1.12755.

2、1010.0716.6933.26P=0.00998F+0.12691150376(500T) 2014.1.12774.999.9716.6233.23P=0.01001F151213950.001682343.62343.6150727(350T) 2015.3.14055.5010.8217.9035.62F=66.146P-12.365150728(350T) 2015.3.14265.2410.5717.6835.45F=65.949P+5.92515513950.00196976.5976.5150727(350T) 2015.3.14052.404.627.5714.95F=66

3、.146P-12.365150728(350T) 2015.3.14262.134.357.3114.72F=65.949P+5.925预预应应力力管管道道压压浆浆计计算算构构件件名名称称预预应应力力筋筋规规格格单单束束管管道道半半径径(m)(m)单单束束管管道道截截面面积积( () )纵纵向向15.215.2151215120.0450.0450.00635850.0063585151515150.00635850.0063585151715170.00635850.00635851551550.02750.02750.0023746250.002374625XXXX匝匝道道第第三三联联预预

4、应应力力压压浆浆腹板序号钢束编号钢束类型管道长度(m)合计管道长度(m)1#腹板N1-N415121512291.237905.1392#腹板301.7133#腹板312.1891#腹板N5155155145.206451.3322#腹板150.4443#腹板155.682配合比（kg/每m3用量）单单束束预预应应力力筋筋截截面面积积( () )单单束束管管道道每每延延米米压压浆浆方方量量(m)(m)水泥水0.001680.001680.00467850.004678514774550.00210.00210.00425850.004258510.3080.002380.002380.00397850.00397850.00070.00070.0016746250.001674625管道压浆量(m3)压浆合计量(m3)水泥用量(kg)外加剂用量（kg)5.7553263326.8310083.581010.411.071744251去除钢绞线所占体积4.997.4t0