503046.83043.631.240.43137.230343130.830.527.63124.43421.238.51842.514.847.311.654.28.467.65.272.1276.3-1.282.4-4.496.5-7.6100.5-10.8106.5-14112.9-17.2129.9-20.4136.5-23.6145.7-26.8134.5-30124.6-33.2110.6-36.4109.6-39.6110.5-42.8113.6-46109.1-49.2111.25010303031.231303130.5313236.941.548.252.364.870.574.981.194.2100110110110110
10
40aP30M度/强20土凝混10002468标准配合比巷旁锚索50403020
巷旁1235728102.3110.7120.5135.1143.2132.4124.3108.6110.2C2巷46.81043.61040.41037.210341030.81027.611.224.411.321.211.61812.214.812.411.612.68.4135.213.2213.8-1.214.1-4.414.3-7.614.4-10.814.5-1414.2-17.214.8-20.415.3-23.615.6-26.815.4-3015.8-33.216.4-36.416-39.616.1-42.816.3-4616.3-49.2
1600585101461525320242252613027435300402814529450304
10101010101010.210.310.611.211.411.612.512.212.81313.213.4131313.214.214.914.214.815.915.615.81615.815.7
01305110.51585.62063.25040
350300t载/250荷体200
填充150
旁巷1005000
7058.249.735.6
2537.530253522.34019.14516.55014.85512.4608.9656.4704.2753.1802.501059.615.921.9203325.9243012.33510.2405.7456504554.3602.9652.4703.3751.5800.1005211542.32063.22586.730110.235123.440145.345156.250178.655178.260179.565178.970180.57517980
180
29.5201513.210.57.56.35.64.33.52.41.197.619.52513.910.27.86.85.324.133.91.11.20.3015253035455163.46362636465.2646365
0051156.722.315252430.114359401.3452500.5550.3600.9650.4701.1750.5800.60.811.21.41.61.8202.236.3101364.40.30.31.10.30.30.80.20.3
2018.51514.614.715.223.8
0.811.21.41.61.82
0.811.21.41.61.81513.913.113.412.913.413.3
3.853.633.33.283.263.36
23.1
10121416182022242628龄期/dC25混凝土强度井下原位混凝土充填体强度160巷中锚索140N120K100力/阻80作60工的40索20锚0100-10-20
-30
-40
-50
距工作面的距离/m
18巷中单体1614t力/阻8合比20
巷旁单体
阻12作10工柱8支体6单4403020
100-10-20-30-40-50
距工作面的距离/m
10
20304050
距工作面的距离/m
两帮移近顶底移近140
120100
806040200
100
90
80
70
605040距工作面的距离/m
30
20
10
0
35
两帮移近速度顶底移近速度30252015
10
5
0
100908070
605040距工作面的距离/m
3020100
200180160140120100806040200
0
10
两帮移近顶底移近围岩变形量/mm20
304050距工作面的距离/m
607080
30
30
两帮移近速度顶底移近速度围岩变形速度/mm/d2520
15
10500
10
20
304050距工作面的距离/m
60
70
80
充填体中最大垂直应力/MPa2520
15
10500.8
充填体内最大水平应力/MPa115.51514.51413.5131.21.4充填体宽度a/m1.61.812.50.811.21.4充填体宽度a/m1.6大剪应力/MPa43.53充填体内最大2.521.50.811.21.4充填体宽度a/m1.61.82140
120100
量/mm8060
402000
35
25围岩变形速度/mm/d30
20
15
10
50
80
围岩变形量/m21.822
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