1、混凝土砂浆配合比及材料用量表混凝土、砂浆配合比及材料用量表1、混凝土配合比有关说明(1) 除碾压混凝土材料配合参考表外,水泥混凝土强度等级均以28d龄期用标准试验方法测得的具有95保证率的抗压强度标准值确定,如设计龄期超过28d,按表7-1系数换算。计算结果如介于两种强度等级之间,应选用高一级的强度等级。 表71设计龄期(d)286090180强度等级折合系数1.000.830.770.71(2) 混凝土配合比表中混凝土骨料按卵石、粗砂拟定,如改用碎石或中、细砂,按表7-2系数换算。 表7-2项 目水泥砂石子水卵石换为碎石1.101.101.061.10粗砂换为中砂1.070.980.981.
2、07粗砂换为细砂1.100.960.971.10粗砂换为特细砂1.160.900.951.16 注:水泥按重量计,砂、石子、水按体积计。(3) 混凝土细骨料的划分标准为:细度模数 3.193.85(或平均粒径1.22.5mm)为粗砂;细度模数 2.53.19(或平均粒径0.61.2mm)为中砂; 细度模数1.782.5(或平均粒径0.30.6mm)为细砂; 细度模数0.91.78(或平均粒径0.150.3mm)为特细砂。 (4) 埋块石混凝土,应按配合比表的材料用量,扣除埋块石实体的数量计算。 埋块石混凝土材料量=配合表列材料用量(1埋块石量) l块石实体方=1.67码方 因埋块石增加的人工见
3、表7-3。表73埋 块 石 率()5101520每100m3埋块石混凝土增加人工工时24.032.042.459.8注:不包括块石运输及影响浇筑的工时。(5) 有抗渗抗冻要求时,按表7-4水灰比选用混凝土强度等级。 表 7-4抗渗等级一般水灰比抗冻等级一般水灰比W40.600.65F500.58W60.550.60F1000.55W80.500.55F1500.52W120.50F2000.50F3000.45(6) 除碾压混凝土材料配合参考表外,混凝土配合表的预算量包括搅拌场内运输及操作损耗在内。不包括搅拌后(熟料)的运输和浇筑损耗。(7) 水泥用量按机械拌和拟定,若系人工拌和,水泥用量增加
4、5。(8) 按照国际标准(ISO3893)的规定,且为了与其他规范相协调,混凝土及砂浆配合比按强度等级表示。2纯混凝土材料配合比及材料用量纯混凝土材料配合比及材料用量见表7-7。3掺外加剂混凝土材料配合比及材料用量掺外加剂混凝土材料配合比及材料用量见表7-8。4掺粉煤灰混凝土材料配合比及材料用量掺粉煤灰混凝土材料配合比及材料用量见表7-9表7-11。5碾压混凝土材料配合碾压混凝土材料配合参考表见表7-12。6泵用混凝土材料配合泵用混凝土材料配合表见表713、表714。7水泥砂浆材料配合水泥砂浆材料配合表见表7-15。8水泥强度等级换算水泥强度等级换算系数参考值见表7-16。 混凝土材料配合比及
5、材料用量 表7-7 单位:m3序号混凝土强度等级水泥强度等级水灰比级配最大配 合 比预 算 量粒径水泥砂石子水泥粗砂卵石水(mm)(kg)(kg)(m3)(kg)(m3)(m3)1C1032.50.7512013.695.052378770.5812180.720.17024013.925.052088190.5513600.790.15038013.786.451726530.4416300.950.125415013.649.331525550.3717921.050.1102C1532.50.6512013.1511.652708530.5712060.700.17024013.24.4
6、12427770.5213670.810.15038013.095.572016230.4216350.960.125415012.928.031795270.3617991.060.1103C2032.50.5512012.489.893217980.5412270.720.17024012.533.782897330.4913820.810.15038012.494.722385940.4016370.960.125415012.386.802084980.3418031.060.11042.50.6012012.804.082948270.5612180.710.17024012.895
7、.202617570.5113760.810.15038012.827.372186180.4216270.950.125415012.739.291915220.3517911.050.1104C2532.50.5012012.103.503537440.5012500.730.17024012.254.433106990.4713890.810.15038012.166.232605650.3816440.960.125415012.047.782304710.3218121.060.110续上表 序号混凝土强度等级水泥强度等级水灰比级配最大粒径配 合 比预 算 量水泥砂石子水泥粗砂卵石水
8、(mm)(kg)(kg)(m3)(kg)(m3)(m3)4C2542.50.5512012.483.783217980.5412270.720.17024012.534.722897330.4913820.810.15038012.496.802385940.4016370.960.125415012.388.552084980.3418031.060.1105C3032.50.4512011.853.143897230.4812420.730.17024011.973.983436780.4513870.810.15038011.885.642885420.3616450.960.12541
9、5011.777.092534480.3018171.060.11042.50.5012012.103.503537440.5012500.730.17024012.254.433106990.4713890.810.15038012.166.232605650.3816440.960.125415012.047.782304710.3218121.060.1106C3532.50.4012011.572.804366890.4612370.720.17024011.773.443846850.4613430.790.15038011.535.123214930.3316660.970.125
10、415011.496.352824220.2818161.060.11042.50.4512011.853.143897230.4812420.730.1706C35 42.5 0.4524011.973.983436780.4513870.810.15038011.885.642885420.3616450.960.124415011.777.092534480.3018171.060.1107C4042.50.40518011.572.804366890.4612370.720.170622311.773.443846850.4613430.790.150726611.535.123214
11、930.3316660.970.125830911.496.352824220.2818161.060.1108C4542.50.34935211.133.284565200.3515180.890.125混凝土材料配合比及材料用量表 7-8 单位:m3序号混凝土强 度等级水泥强度等级(MPa)水级最大配 合 比预 算 量灰粒径水泥砂石子水泥粗砂卵石外加剂水比配(mm)(kg)(kg)(m3)(kg)(m3)(kg)(m3)1C1032.50.7512014.145.692138870.5912300.720.430.17024014.187.191888260.5513720.80.380.
12、15038014.1710.311576580.4416420.960.320.125415013.8412.781395600.3818031.050.280.1102C1532.50.6512013.444.812508650.5812210.710.500.17024013.576.192207900.5313820.810.450.15038013.468.981816300.4216490.960.370.125415013.311.151605300.3618111.060.320.1103C2032.50.5512012.784.242908100.5412450.730.580
13、.17024012.925.442547430.514000.820.520.15038012.87.72125960.4016540.970.430.125415012.669.521885030.3418171.060.380.11042.50.6012013.164.612648390.5612350.720.530.17024013.265.862347670.5213920.810.470.15038013.198.291956240.4216410.960.390.125415013.1110.561715270.3618061.050.350.1104C2532.50.50120
14、12.363.923207570.5112700.740.640.17024012.54.932827090.4814100.820.560.15038012.447.022345720.3816640.970.470.125415012.278.742074790.3218311.070.420.110续上表序号混凝土强 度等 级水泥强度等级(MPa)水级最大配 合 比预 算 量灰粒径水泥砂石子水泥粗砂卵石外加剂水比配(mm)(kg)(kg)(m3)(kg)(m3)(kg)(m3)4C2542.50.5512012.784.242908100.5412450.730.580.17024012
15、.925.442547430.514000.820.520.15038012.87.702125960.4016540.970.430.125415012.669.521885030.3418171.060.380.1105C3032.50.4512012.123.623487360.4912690.740.710.17024012.234.533076890.4614110.830.620.15038012.136.392575490.3716670.970.520.1254150128.042254530.3018371.070.460.11042.50.5012012.363.92320
16、7570.5112700.740.640.17024012.54.932827090.4814100.820.560.15038012.447.022345720.3816640.970.470.125415012.278.742074790.3218311.070.420.1106C3532.50.4012011.793.183927050.4712650.740.780.17024012.013.93466980.4713680.80.690.15038011.725.772895000.3316910.990.580.125415011.687.172544270.2818391.080
17、.510.11042.50.4512012.123.623487360.4912690.740.710.17024012.234.533076890.4614110.830.620.15038012.136.392575490.3716670.970.520.1254150128.042254530.3018371.070.460.1107C4042.50.40118011.793.183927050.4712650.740.780.170222312.013.93466980.4713680.80.690.150326611.725.772895000.3316910.990.580.125
18、430911.687.172544270.2818391.080.510.1108C4542.50.34235211.293.734105320.3515520.910.820.125掺粉煤灰混凝土材料配合表表 7-9(掺粉煤灰量20%,取代系数1.3)单位:m3序号混凝土强 度等 级水泥强度等级(MPa)水级最大配 合 比预 算 量灰粒径水泥粉煤灰砂石子水泥粉煤灰粗砂卵石外加剂水比配(mm)(kg)(kg)(m3)(kg)(m3)(kg)(m3)1C1032.50.7538010.3254.6511.47139456500.4416210.950.280.125415010.3254.514
19、.42122405510.3717841.050.250.1102C1532.50.6538010.3253.8610.03160536200.4216270.960.330.125415010.3253.7112.57140475230.3517911.050.290.1103C2032.50.5538010.3253.108.44190635890.4016230.960.380.125415010.3252.9310.50168564950.3317911.050.340.11042.50.6038010.3253.549.21173586160.4216180.950.350.1254
20、15010.3253.4011.58152515190.3517811.050.310.110 掺粉煤灰混凝土材料配合表 表 7-10(掺粉煤灰量25%,取代系数1.3)单位:m3序号混凝土强 度等 级水泥强度等级(MPa)水级最大配 合 比预 算 量灰粒径水泥粉煤灰砂石子水泥粉煤灰粗砂卵石外加剂水比配(mm)(kg)(kg)(m3)(kg)(m3)(kg)(m3)1C1032.50.7538010.4334.9612.38131576500.4416210.950.270.125415010.4334.7915.51115505510.3617841.040.240.1102C1532.50.6538010.4334.1310.82150666200.4216240.960.310.125415010.4333.9813.54132585250.3417881.050.270.1103C2032.50.5538010.4333.319.11178795900.4016220.950.360.125415010.4333.1811.45156694950.
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