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不小于抗折强度

时间:2002-01-01 23:56:28 来源:jzgfw.com 作者:发帖专用 点击:
m宽/mm厚/mm

KM119019090

KP124011590

KP2240180115

表225粉煤灰砖的强度指标
标号抗压强度/MPa10块砖平均值,
不小于0.7最小值 0.3次小值,
不小于抗折强度/MPa
10块砖平均值,
不小于0.7最小值 0.3次小值,
不小于
15015103.12.0

100106.02.31.3

757.54.51.81.1

注:标号值以蒸汽养护后一天的强度为准。

表226炉渣砖的强度指标

标号抗压强度/MPa抗折强度/MPa
样组砖的平均值≥单块最小值≥样组砖的平均值≥单块最小值≥

20020154.02.6

15015113.12.0

100107.52.31.3

注:1.每个样组为五块砖。以五块砖为一样组评定标号时,不得有两块以上的砖低于所属标号的平均强度值。

2.如怀疑取样代表性不足时,允许复验一次,但抽样数量应加倍。以十块砖评定标号时,不得有五块以上的砖低于所属标号的平均强度值。

表227常用砌体的砂浆稠度

项次砌体种类砂浆稠度/cm

1实心砖墙、柱7~10
2实心砖平拱5~73宽心砖墙、柱6~8

4空斗砖墙、砖筒拱5~7
5石砌体3~5
表228砌筑砂浆的强度指标

强度等级抗压极限强度/MPa
M0.40.4M11.0
M2.52.5M55.0
M7.57.5M1010.0
M1515.0表229灰土虚铺厚度

工程部位每步夯实厚度/cm
每步虚铺厚度/cm第一步第二步第三步

墙基、柱基1525~2622~2321~22

地坪、散水、管沟1523~24
1016~17
表230灰土抗压强度增长值

龄期/d配比(灰∶土)粉砂土亚黏土黏土
73∶72∶80.27
0.210.530.540.67
0.53283∶72∶80.46
0.48aaa3aaaaaa3aaa0.930.84
903∶72∶80.88
0.561.070.851.60
1.19
表231砂垫层与砂石垫层铺设厚度与方法

施工方法铺设厚度/cm最佳含水率/(%)说明

平板振动法20~2515~20平板振动器

插入振动法相当于插入深度饱和插入式振动器

水撼法25饱和注水高于面层1~2cm,用钢叉捣实

夯实法15~208~12水夯或蛙式夯

碾压法15~208~126~10t压路机

表232料石各面的加工要求

料石种类外露面及相接周边的表面凹入深度叠砌面和接砌面的表面凹入深度

细料石不大于2mm不大于10mm

半细料石不大于10mm不大于15mm

粗料石不大于20mm不大于20mm

毛料石稍加修整不大于25mm

注:相接周边的表面是指叠砌面、接砌面与外露面相接处20~30mm范围内的部分。

表233料石加工允许偏差

料石种料加工允许偏差/mm
宽度、厚度长度
细料石、半细料石±3±5
粗料石±5±7毛料石±10±15

注:如设计有特殊要求,应按设计要求加工。

表234毛石带形基础断面面积表
宽度/mm断面面积/m2
高度/mm
400450500550600650700750800850900950

aaa2aaa500aaa2aaaaaa2aaaaaa2aaaaaa2aaa0.200aaa2aaaaaa2aaa0.225aaa2aaaaaa2aaaaaa2aaa0.250aaa2aaaaaa2aaa0.275aaa2aaaaaa2aaaaaa2aaa0.300aaa2aaaaaa2aaaaaa2aaa0.325aaa2aaaaaa2aaaaaa2aaa0.350aaa2aaaaaa2aaa0.375aaa2aaaaaa2aaaaaa2aaa0.400aaa2aaaaaa2aaaaaa2aaa0.425aaa2aaaaaa2aaaaaa2aaa0.450aaa2aaaaaa2aaa0.475aaa2aaa

aaa2aaaaaa2aaa550aaa2aaaaaa2aaaaaa2aaaaaa2aaa0.220aaa2aaaaaa2aaa0.243aaa2aaaaaa2aaaaaa2aaa0.275aaa2aaaaaa2aaa0.303aaa2aaaaaa2aaaaaa2aaa0.330aaa2aaaaaa2aaaaaa2aaa0.358aaa2aaaaaa2aaaaaa2aaa0.385aaa2aaaaaa2aaa0.413aaa2aaaaaa2aaaaaa2aaa0.440aaa2aaaaaa2aaaaaa2aaa0.468aaa2aaaaaa2aaaaaa2aaa0.495aaa2aaaaaa2aaa0.523aaa2aaa

aaa2aaaaaa2aaa600aaa2aaaaaa2aaaaaa2aaaaaa2aaa0.240aaa2aaaaaa2aaa0.270aaa2aaaaaa2aaaaaa2aaa0.300aaa2aaaaaa2aaa0.330aaa2aaaaaa2aaaaaa2aaa0.360aaa2aaaaaa2aaaaaa2aaa0.390aaa2aaaaaa2aaaaaa2aaa0.420aaa2aaaaaa2aaa0.450aaa2aaaaaa2aaaaaa2aaa0.480aaa2aaaaaa2aaaaaa2aaa0.510aaa2aaaaaa2aaa0.540aaa2aaaaaa2aaa0.570aaa2aaa

aaa2aaaaaa2aaa650aaa2aaaaaa2aaaaaa2aaaaaa2aaa0.260aaa2aaaaaa2aaa0.293aaa2aaaaaa2aaaaaa2aaa0.325aaa2aaaaaa2aaa0.358aaa2aaaaaa2aaaaaa2aaa0.390aaa2aaaaaa2aaaaaa2aaa0.423aaa2aaaaaa2aaaaaa2aaa0.455aaa2aaaaaa2aaa0.488aaa2aaaaaa2aaaaaa2aaa0.520aaa2aaaaaa2aaaaaa2aaa0.553aaa2aaaaaa2aaaaaa2aaa0.585aaa2aaaaaa2aaa0.518aaa2aaa

aaa2aaaaaa2aaa700aaa2aaaaaa2aaaaaa2aaaaaa2aaa0.280aaa2aaaaaa2aaa0.315aaa2aaaaaa2aaaaaa2aaa0.350aaa2aaaaaa2aaa0.385aaa2aaaaaa2aaaaaa2aaa0.420aaa2aaaaaa2aaaaaa2aaa0.455aaa2aaaaaa2aaaaaa2aaa0.490aaa2aaaaaa2aaa0.525aaa2aaa0.560aaa2aaaaaa2aaaaaa2aaa0.595aaa2aaaaaa2aaaaaa2aaa0.630aaa2aaaaaa2aaa0.665aaa2aaa

aaa2aaaaaa2aaa750aaa2aaaaaa2aaaaaa2aaaaaa2aaa0.300aaa2aaaaaa2aaa0.338aaa2aaaaaa2aaaaaa2aaa0.375aaa2aaa0.413aaa2aaaaaa2aaa0.450aaa2aaaaaa2aaaaaa2aaa0.488aaa2aaaaaa2aaaaaa2aaa0.525aaa2aaaaaa2aaa0.563aaa2aaaaaa2aaaaaa2aaa0.600aaa2aaaaaa2aaaaaa2aaa0.638aaa2aaaaaa2aaaaaa2aaa0.675aaa2aaaaaa2aaa0.713aaa2aaa

aaa2aaaaaa2aaa800aaa2aaaaaa2aaaaaa2aaaaaa2aaa0.320aaa2aaaaaa2aaa0.360aaa2aaaaaa2aaaaaa2aaa0.400aaa2aaaaaa2aaa0.440aaa2aaaaaa2aaaaaa2aaa0.480aaa2aaaaaa2aaaaaa2aaa0.520aaa2aaaaaa2aaaaaa2aaa0.560aaa2aaaaaa2aaa0.600aaa2aaaaaa2aaaaaa2aaa0.640aaa2aaaaaa2aaa0.680aaa2aaaaaa2aaaaaa2aaa0.720aaa2aaaaaa2aaa0.760aaa2aaa

aaa2aaaaaa2aaa850aaa2aaaaaa2aaaaaa2aaaaaa2aaa0.340aaa2aaaaaa2aaa0.383aaa2aaaaaa2aaaaaa2aaa0.425aaa2aaaaaa2aaa0.468aaa2aaaaaa2aaaaaa2aaa0.510aaa2aaaaaa2aaaaaa2aaa0.553aaa2aaaaaa2aaaaaa2aaa0.595aaa2aaaaaa2aaa0.638aaa2aaaaaa2aaaaaa2aaa0.680aaa2aaaaaa2aaaaaa2aaa0.723aaa2aaaaaa2aaaaaa2aaa0.765aaa2aaaaaa2aaa0.808aaa2aaa

aaa2aaaaaa2aaa900aaa2aaaaaa2aaaaaa2aaaaaa2aaa0.360aaa2aaaaaa2aaa0.405aaa2aaaaaa2aaaaaa2aaa0.450aaa2aaaaaa2aaa0.495aaa2aaaaaa2aaaaaa2aaa0.540aaa2aaaaaa2aaaaaa2aaa0.585aaa2aaaaaa2aaaaaa2aaa0.630aaa2aaaaaa2aaa0.675aaa2aaaaaa2aaaaaa2aaa0.720aaa2aaaaaa2aaaaaa2aaa0.765aaa2aaaaaa2aaaaaa2aaa0.810aaa2aaaaaa2aaa0.855aaa2aaa

aaa2aaaaaa2aaa950aaa2aaaaaa2aaaaaa2aaaaaa2aaa0.380aaa2aaaaaa2aaa0.428aaa2aaaaaa2aaaaaa2aaa0.475aaa2aaaaaa2aaa0.523aaa2aaaaaa2aaaaaa2aaa0.570aaa2aaaaaa2aaaaaa2aaa0.618aaa2aaaaaa2aaaaaa2aaa0.665aaa2aaaaaa2aaa0.713aaa2aaaaaa2aaaaaa2aaa0.760aaa2aaaaaa2aaaaaa2aaa0.808aaa2aaaaaa2aaaaaa2aaa0.855aaa2aaaaaa2aaa0.903aaa2aaa

aaa2aaaaaa2aaa1000aaa2aaaaaa2aaaaaa2aaa0.400aaa2aaaaaa2aaa0.450aaa2aaaaaa2aaaaaa2aaa0.500aaa2aaaaaa2aaa0.550aaa2aaaaaa2aaaaaa2aaa0.600aaa2aaaaaa2aaaaaa2aaa0.650aaa2aaaaaa2aaaaaa2aaa0.700aaa2aaaaaa2aaa0.750aaa2aaaaaa2aaaaaa2aaa0.800aaa2aaaaaa2aaaaaa2aaa0.850aaa2aaaaaa2aaaaaa2aaa0.900aaa2aaaaaa2aaa0.950aaa2aaa

aaa2aaaaaa2aaa1050aaa2aaaaaa2aaaaaa2aaa0.420aaa2aaaaaa2aaa0.473aaa2aaaaaa2aaaaaa2aaa0.525aaa2aaaaaa2aaa0.578aaa2aaaaaa2aaaaaa2aaa0.630aaa2aaaaaa2aaaaaa2aaa0.683aaa2aaaaaa2aaaaaa2aaa0.735aaa2aaaaaa2aaa0.788aaa2aaaaaa2aaaaaa2aaa0.840aaa2aaaaaa2aaaaaa2aaa0.893aaa2aaaaaa2aaaaaa2aaa0.945aaa2aaaaaa2aaa0.998aaa2aaa

aaa2aaaaaa2aaa1100aaa2aaaaaa2aaaaaa2aaa0.440aaa2aaaaaa2aaa0.495aaa2aaaaaa2aaaaaa2aaa0.550aaa2aaaaaa2aaa0.605aaa2aaaaaa2aaaaaa2aaa0.660aaa2aaaaaa2aaaaaa2aaa0.715aaa2aaaaaa2aaaaaa2aaa0.770aaa2aaaaaa2aaa0.825aaa2aaaaaa2aaaaaa2aaa0.880aaa2aaaaaa2aaaaaa2aaa0.935aaa2aaaaaa2aaaaaa2aaa0.990aaa2aaaaaa2aaa1.050aaa2aaa

aaa2aaaaaa2aaa1150(责任编辑:发帖专用)
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