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
.6DJ"#)6"#4J".Q
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tb
= 168,6 (m)
2. =#0.,-UEUF,- ,&)b,cBd,-,GH#,.,-1
a. P".$.@<6$*"#?H@6t25'45*@•u.

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U SU VU ^U +U [U ZU WU TU
U;UV S;VZ S;V+ S;VS S;SW S;SU S;UV U;]+ U;W[ U;[^
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U;UZ S;UU U;]] U;]T U;][ U;]S U;T[ U;WZ U;Z^ U;+Z
U;UT U;]Z U;]Z U;]+ U;]V U;TT U;T+ U;W[ U;Z^ U;+Z
U;SU U;]^ U;]^ U;]V U;]U U;TW U;TV U;W+ U;Z+ U;+Z
U;S[ U;]V U;]S U;]S U;T] U;TW U;T+ U;WT U;Z] U;[U
U;VU U;]V U;]V U;]S U;]S U;T] U;TZ U;TS U;WV U;[[
U;V[ U;]^ U;]^ U;]^ U;]V U;]S U;TZ U;TZ U;W] U;ZV
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}ST~9•p[^S p#f 14
VIỆN XÂY DỰNG CÔNG TRÌNH BIỂN 

U;ZU S;UU S;UU S;UU S;UU S;UU S;UU S;UU S;UU U;]]

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d d/λ
tb
gd/V
2
k
s
k
l
k
1%
k
5%
H

1%
H
5%
20 0.118 0.186 0.926 1 2.21 1.82 11.87 9.78
19 0.113 0.176 0.927 1 2.2 1.82 11.83 9.79
18 0.107 0.167 0.929 1 2.19 1.82 11.80 9.80
17 0.101 0.158 0.930 1 2.19 1.81 11.81 9.76
16 0.095 0.149 0.938 1 2.18 1.81 11.86 9.85
15 0.089 0.139 0.947 1 2.17 1.8 11.92 9.88
14 0.083 0.130 0.956 1 2.17 1.79 12.03 9.92
13 0.077 0.121 0.966 1 2.16 1.78 12.10 9.97
12 0.071 0.111 0.978 1 2.14 1.78 12.14 10.10
11 0.065 0.102 0.990 1 2.13 1.77 12.23 10.16
10 0.059 0.093 1.002 1 2.1 1.75 12.21 10.17
8 0.047 0.074 1.038 1 2.09 1.74 12.58 10.47
6 0.036 0.056 1.105 1 2.07 1.73 13.26 11.08
5 0.030 0.046 1.164 1 2.07 1.73 13.97 11.68
4 0.024 0.037 1.223 1 2.06 1.72 14.61 12.20
}ST~9•p[^S p#f 15
VIỆN XÂY DỰNG CÔNG TRÌNH BIỂN 

3 0.018 0.028 1.260 1 2.06 1.72 15.05 12.57
3. =#0.,-UEUF,-Bd,-UF,-e1
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d d/λ
tb
gd/V
2
H
1%
H
5%
H1%/gT2 H5%/gT2 Độ dốc i dcr/λd dcr kiểm tra
20 0.118 0.186 11.87 9.78 0.01121 0.00923 0.022 0.098 16.542 không thỏa
19 0.113 0.176 11.83 9.79 0.01118 0.00925 0.022 0.098 16.542 không thỏa
18 0.107 0.167 11.80 9.80 0.01114 0.00926 0.022 0.097 16.374 không thỏa
}ST~9•p[^S p#f 16
VIỆN XÂY DỰNG CÔNG TRÌNH BIỂN 

17 0.101 0.158 11.81 9.76 0.01115 0.00922 0.022 0.097 16.374 không thỏa

16 0.095 0.149 11.86 9.85 0.01120 0.00930 0.022 0.097 16.374 thỏa mãn
15 0.089 0.139 11.92 9.88 0.01125 0.00933 0.022 0.097 16.374 không thỏa
14 0.083 0.130 12.03 9.92 0.01136 0.00937 0.022 0.099 16.711 không thỏa
13 0.077 0.121 12.10 9.97 0.01143 0.00942 0.022 0.096 16.205 không thỏa
12 0.071 0.111 12.14 10.10 0.01146 0.00953 0.022 0.097 16.374 không thỏa
11 0.065 0.102 12.23 10.16 0.01155 0.00959 0.022 0.097 16.374 không thỏa
10 0.059 0.093 12.21 10.17 0.01153 0.00961 0.022 0.098 16.542 không thỏa
8 0.047 0.074 12.58 10.47 0.01188 0.00989 0.022 0.1 16.880 không thỏa
6 0.036 0.056 13.26 11.08 0.01252 0.01047 0.022 0.109 18.399 không thỏa
5 0.030 0.046 13.97 11.68 0.01319 0.01103 0.022 0.118 19.918 không thỏa
4 0.024 0.037 14.61 12.20 0.01380 0.01152 0.022 0.12 20.256 không thỏa
3 0.018 0.028 15.05 12.57 0.01422 0.01187 0.022 0.12 20.256 không thỏa
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}ST~9•p[^S p#f 17
VIỆN XÂY DỰNG CÔNG TRÌNH BIỂN 

n độ dốc i k
u

k
u
n-1
k
u
n-2
kiểm tra dcru
2 0.022 0.536 0.536 1.000 không thỏa
4.60
3 0.022 0.536 0.287 0.536 thỏa mãn
4 0.022 0.536 0.154 0.287 không thỏa
5 0.022 0.536 0.083 0.154 không thỏa
6 0.022 0.536 0.044 0.083 không thỏa
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@5"#P".$=$.!"#`"#?v"#"#2iQ

d
cr
d
cr
/λ
dtb
độ dốc i H
sur1%
/gT
2
H
sur1%
λ
sur
/λ
dtb
λ
sur
η
sur
/H
sur1%
η
sur
16 0.0948 0.022 0.011 11.649 0.84 141.79
15 0.0889 0.022 0.0106 11.226 0.78 131.66
13 0.0770 0.022 0.0095 10.061 0.74 124.91
11 0.0652 0.022 0.0084 8.896 0.7 118.16
9 0.0533 0.022 0.007 7.413 0.64 108.03
7 0.0415 0.022 0.0054 5.719 0.57 96.22

5 0.0296 0.022 0.004 4.236 0.48 81.02
4.6 0.0273 0.022 0.0035 3.707 0.46 77.65
III. §§£§\q;
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