锚索长度(m)最短自由端长度(M扣掉锚固长度)单元分类张拉端有效自由端长度Li(mm)个单元锚索在最终荷载下的伸长量(mm)ΔL1ΔL2ΔL3ΔL1ΔL2ΔL3ΔL1ΔL2ΔL3千斤顶及工作锚环长度(mm)相邻单元在最终荷载下的相邻单元分部补偿张拉差差异量(mm)异荷载增量(N)281834243828D1D2D3D1D2D3D1D2D3L1L2L3L1L2L3L1L2L3250752174118408310752774124408310752774124408102.9789.2875.59127.61113.92100.23127.61113.92100.23ΔL1-2ΔL2-3ΔL1-2ΔL2-3ΔL1-2ΔL2-313.6913.6913.6913.6913.6913.69ΔP1ΔP2ΔP1ΔP2ΔP1ΔP2292466297623599500342359950034设计张拉力(N)锚固段长度(m)钢绞线根数A(截面积mm2)E考虑千斤顶长度(mm)序号最短自由段长度(m)单元分类锚索自由段长度Li(mm)千斤顶上工张拉端有效各单元钢绞作锚环厚度自由段长度线束数n(mm)118224328D1D2D3D1D2D3D1D2D3L1L2L3L1L2L3L1L2L3246672133318000306672733324000346673133328000363363363363363363363363363454545454545454545250752174118408310752774124408350753174128408222222222最小自由端18m类型张拉控制参数计算表补偿张拉锚索单元分类、张拉端有效自由段长度Li(mm)ΔP1(KN)ΔP2(KN)D1D2D3D1250752174118408理论伸长值上限下限理论伸长值上限下限理论伸长值上限下限29.24613.6962.97613.6927.3829.0225.7415.9716.9315.01250.00017.1844.647.2341.8933.235.1431.1617.218.2116.15整体分级张拉(KN)5000.00034.3661.765.4458.0450.353.3547.3134.436.4232.3075E0.051.5478.983.6674.1967.571.5663.4651.554.6348.45100`0.068.7296.1101.8790.3384.789.7779.6168.772.8464.60110f0.075.59103.0109.1596.7991.697.0686.0775.680.1371.0613.6914.5112.87D2D3使用141222#压力表读数X(MPa) 0.550.731.660.844.522.189.463.7514.393.7519.323.7521.301.50最小自由端24m类型张拉控制参数计算表补偿张拉锚索单元分类、张拉端有效自由段长度Li(mm)ΔP1(KN)ΔP2(KN)D1D2D3D1310752774124408理论伸长值上限下限理论伸长值上限下限理论伸长值上限下限23.59913.6950.03413.6929.6631.4427.8815.9716.9315.01250.00022.7852.455.5949.2938.841.0836.4322.824.1521.41整体分级张拉(KN)5000.00045.5675.279.7370.7161.565.2257.8445.648.2942.8375E0.068.3498.0103.8892.1284.389.3779.2568.372.4464.24100`0.091.12120.8128.03113.53107.1113.52100.6691.196.5985.65110f0.0100.23129.9137.69122.10116.2123.17109.23100.2106.2594.2215.9716.9315.01D2D3使用141222#压力表读数X(MPa)分级张拉行程时间(min)0.370.591.240.664.522.509.463.7514.393.7519.323.7521.301.50最小自由端28m类型张拉控制参数计算表补偿张拉锚索单元分类、张拉端有效自由段长度Li(mm)ΔP1(KN)ΔP2(KN)D1D2D3D1350753174128408理论伸长值上限下限理论伸长值上限下限理论伸长值上限下限23.59913.6950.03413.6929.6631.4427.8815.9716.9315.01250.00026.5156.259.5452.8038.841.0836.4322.824.1521.41整体分级张拉(KN)5000.00053.0382.787.6577.7361.565.2257.8445.648.2942.8375E0.079.54109.2115.75102.6584.389.3779.2568.372.4464.24100`0.0106.05135.7143.86127.57107.1113.52100.6691.196.5985.65110f0.0116.66146.3155.10137.54116.2123.17109.23100.2106.2594.2215.9716.9315.01D2D3使用141222#压力表读数X(MPa)0.371.244.529.4614.3919.3221.30分级张拉行程时间(min)0.590.662.503.753.753.751.50600000106140191333408
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