-
1401000
..
-, 2015
1. ..3
2. .7
3. ..10
4. 酅.13
5. 腅..21
6. ....27
1
.1-
| -57-15 | V=1,043 | =2600/ |
| -42-12 | V=0,63 | =1500/ |
| -60-12 | V=0,863 | =2150/ |
| -60-10 | V=0,73 | =1750/ |
| -59-15 | V=1,13 | =2750/ |
| -59-15 | V=1,13 | =2750/ |
| -63-15 | V=1,183 | =2950/ |
| -63-12 | V=0,6033 | =1850/ |
| -36-15 | V=0,573 | =1450/ |
| -60-15 | V=1,0753 | =2800/ |
.2- .(/³)
.3- ()
| () l | () () |
| 5.65 | |
| 4.8 | |
| 2500-2600 |
R0
2.02.01-83″ ″.
.5-
| 6/² | |
| . | 5/² |
| 3/² | |
| 6/² | |
| 5/² | |
| 3/² | |
| 2-3/² | |
| 2;2,5;3/² | |
| 2-6/² |
6- (³)
| V(³)- | |
| -36-15 | 0,57 |
| -42-12 | 0,6 |
| -42-15 | 0,66 |
| -57-15 | 1,04 |
| -59-15 | 1,1 |
| -60-12 | 0,86 |
| -60-10 | 0,7 |
| -60-15 | 1,075 |
| -63-12 | 0,903 |
| -63-15 | 1,18 |
.7-
| . | - | , | 3 | , | |||||||||||
| h | h1 | b | h2 | d | f | g | t | δ | |||||||
| -10 | -04-1 | 300*300 | - | - | - | - | 0,622 | ||||||||
| 112.8-1 | 1.020 | 300*300 | - | - | - | - | 0,75 | ||||||||
| 212.9-1 | 1.020 | 400*400 | - | - | - | - | 0,83 | ||||||||
| 13 | -04-1 | 300*300 | 0,84 | ||||||||||||
| 13-3 | -04-1 | 400*400 | 1,016 | ||||||||||||
| -13 | -04-1 | 400*400 | - | - | - | - | 1,02 | ||||||||
| 1-13 | 1.020 | 300*300 | - | - | - | - | 1,3 | ||||||||
| 2-13 | 1.021 | 400*400 | - | - | - | - | 1,2 | ||||||||
| -14 | -04-1 | 300*300 | - | - | - | - | 0,927 | ||||||||
| 115.8-1 | 1.020 | 300*300 | |||||||||||||
| -15-3 | -04-1 | 300*300 | 1,176 | ||||||||||||
| 1-15.9-1 | 1.020 | 300*300 | 1,3 | ||||||||||||
| 215.9-1 | 1.020 | 400*400 | 1,2 | ||||||||||||
| -17 | -04-1 | 300*300 | 1,23 | ||||||||||||
| -17-3 | -04-1 | 300*300 | 0,408 | ||||||||||||
| 17 | 04- | 400*400 | 1,41 | ||||||||||||
| 1.-17 | 1.020 | 300*300 | 1,68 | ||||||||||||
| 2.-17 | 1.020 | 400*400 | 1,6 | ||||||||||||
| 118.8-1 | 1.020 | 300*300 | 1,4 | ||||||||||||
| 118.9-2 | 1.020 | 400*400 | 1,72 | ||||||||||||
| 218.9-1 | 1.020 | 400*400 | 1,43 | ||||||||||||
| 218.11-1 | 1.020 | 400*400 | 1,62 | ||||||||||||
| -19-3 | -04-1 | 300*300 | 1,65 | ||||||||||||
| -20 | -04-1 | 300*300 | 1,741 | ||||||||||||
| -20 | -04-1 | 400*400 | 2,07 | ||||||||||||
| 1.21.8-1 | 1.020 | 300*300 | 1,8 | ||||||||||||
| -21-3 | -04-1 | 300*300 | 1,902 | ||||||||||||
| 21.9-1 | 1.020 | 300*300 | 2,2 | ||||||||||||
| 221.9-1 | 1.020 | 400*400 | 2,12 | ||||||||||||
| 221.11-1 | 1.020 | 400*400 | 2,32 | ||||||||||||
| -23-3 | -04-1 | 300*300 | 2,167 | ||||||||||||
| -24.9-1 | -04-1 | 400*400 | 2,72 | ||||||||||||
| -25-3 | -04-1 | 300*300 | 2,49 | ||||||||||||
| -27-3 | -04-1 | 300*300 | 3,195 | ||||||||||||
| -29-3 | -04-1 | 300*300 | 3,601 |
2
|
|
|
|
|
|
1
1² :
.-;
:
)3 .
) - δ=0,025, ρ=1800 \3
) : δ= 0,2 ,ρ=600 \3
) -2
) -42-15
, 1 2
.8-
| . | . | .γ f | . |
| 1. : ) 3 ) - δ=0,025, ρ=1800 \3 ): δ= 0,2 , ρ=600 \3 ) -2 ) -42-15 P\A | 1,3 1,3 1,3 1,3 1,1 | 15,6 59,8 10,4 287,1 | |
| g=447 | g=530 | ||
| : , ) | =S0=150 =75 | 1,4 1,4 | p=210 p=105 |
| : | q=447 | - | q= 530 |
| ) | =75 | 1,4 | =105 |
| : | q=597 | - | q=740 |
2.
6*6 .. :
1² 1.
.0,15*0,6 l=6
.40*40 =3,5
=6*6()=36².
,
Ń1=q* =580*9,81=204833
Ń2=***ρ*γ*9,81=0,4*0,4*3,5*2500*1,1*9,81=15107,4
Ń3=*һ*ι*ρ*γ*9,81=0,15*0,6*6*2500*1,1*9,81=14600
Ń= Ń1+ Ń2+ Ń3=204833+15107,4+14600=234541
3.
1² , . . - .
9- , 1 2
| γf | |||
| : ) -42-15 ) =80 /2 | 1,1 1,2 | 287,1 | |
| : | g=341 | g=383,1 | |
| : , ) | 1,2 1,2 | ||
| : | q=341 | - | q=383,1 |
| ) | 1,2 | ||
| : | q=741 | q=863,1 |
|
|
|
4.
1. 1 2 . .
1 :
q = q * =740*6* 9.81= 43556,6 /.
qm 2 1* ; .
3
.10- Ŕ (/²)
| 0,6(6) | 0,6(6) |
| 0,5(5) | |
| 0,35~0,45(3,5~4,5) | |
| 0,3(3) | |
| 0,2~0,3(2~3) | |
| 0,2~0,3(2~3) | |
| 0,2~0,6(2~6) |
.11-
| R | ||
| 10 | 6,5 | |
| 15 | 8,5 | |
| 20 | 11,5 | |
| 22,5 | 12,5 | |
| 25 | 14,5 | |
| 30 |
1.
-5,5-30 30*30, 1 d 10-4. - ( , )
1=γ*R*=1*20*30*30=18000
2=γ(R+Rs+s)=1(11.5*900+0.785*500)=10742.5
2=10742,5
,
q=0,338/ l1=3,3 l=5,5
g=1,5
q =0,3²*2500=0,225/
q=q *g=0,225*1,5=0,338/
. (, , ). . () -. , 12.
.12-
| /² /² | /² /² | ||||||||
| δ<2 | δ>2.5 | δ<2 | δ>2.5 | ||||||
| 50-100 10-35 | 1,25 1,50 1,75 | 1,50 1,75 2,00 | 1,0 1,1 1,2 | 1,1 1,2 1,3 | |||||
() Һ
-1
һ=
2tgα
2.
1=50 :
--
- d=80, d=80 R0=2,3/²=0,23
-. 1. - Ν=21000
-
γm=0,0022/³.
- .
-
=*l, -.,-,
=1=100
Ν 2100
= = 100
100(R0- d γm) 100(2,3-80*,0022)
. .
һ=30 һ/=1,2=(30:25) .
һ/=2 ≈500.=25
|
|
|
4
: .
1.
20*40, II
=81000,γ2=0,9
.
R=11,5
Rs=280
..
һ0= һ-=40-3=37
μ 81000
.0== =0,25<0
һ²0 R 20*37*37*11,5
η=0,848 ζ=0,303< 0R
0R=0,437 γ2=0,9 ζ=0,646
μ 81000
s= = =9,22²
Rsη һ0 280*0,848*37
-3Ø202
s=9,42²> s
2.
. =25,Һ=50,=4, 20, III. =135000
γ2=1,0, s=?
.
. R=17
Rs=365
һ0=һ-=50-4=46
μ 135000
0= = =0,150<0
һ²0 R 25*46*46*17
. η=0,917 ζ=0,165< ζR=0,41
μ 135000
. s= = =8,77²
Rsη һ0 365*0,917*46
)2Ø25III s=9,82²
)3Ø20III s=9,42²> s
3.
,=25,Һ=45,=3, 25, IV. =121000
γ2=1,0, s=?
.
.
R=14,5
Rs=510
һ0=һ-=45-3=42
μ 121000
0 = = =0,189<0=0,34
һ²0 R 25*45*45*14,5
η=0,894
μ 121000
s= = =6,318²
Rsη һ0 0,894*42*510
)3Ø18IV s=7,63²
)3Ø20III s=9,42²> s=6,318²
s
μ%=100=7,69/2542100=0,726%
һ0
4.
=25,Һ=45, .15 .416-IVØ
R=8,5
Rs=510
s=8,04²
Rs s 8,04*510
ξ= = = 0,43
һ0 R 8,5*2,5*45
0=0,337
μ=0 һ²0 R =0,337*8,5*25*45*45=145015
.
1.
s =30,Һ=60 30 .III. =750000,=4,´=3,5.
.
R=17, Rs=365
һ0=һ-=60-4=56
μ
0= =750000/17*30*56²=0,4690R=0,395
R** һ²0
.
´s
μ- 0R R һ²0
´s= =750000-0,395173056²/365(56-3,5)=6,17²
Rsc(һ0-´)
.
R ´s 17 6.17
s=ξs һ0 + Rsc =0.5413056 +365=42.25+6.17=48.42c
Rs Rs 365 365
. ´s 2Ø20III, ´s =6,28²
s 4Ø40III, s=50,27²
2.
s =20,Һ=40, 20 .II. =150000,=3,´=2,5.
.
R=11,5, Rs=280
һ0=һ-=40-3=37
μ
0= =150000/11,5*20*37²=0,4760R=0,429 ξ=0,623
R** һ²0
.
´s
μ- 0R R һ²0
´s= =150000-0,4292011,537²/280(37-2,5)=1,55²
Rsc(һ0-´)
.
R ´s 11,5 1,55
s=ξs һ0 + Rsc =0.6233720 +280 =20,39²
Rs Rs 280 280
. ´s 2Ø10II, ´s =1,57²
s 4Ø28II, s=24,63²
1.
|
|
|
′f=200,һ′f=8,=20,һ=60,=6,
20. γ2=1,0. . II. =210000,
.
R=11,5, Rs=280
һ0=һ-=60-6=54
һ′f
= γ2 R ′f һ′f(һ0- )=11,5*8*200(54-8/2)=920000
. .
<
210000<920000 -1 . .
0= / ′f һ²0 R=210000/200*54²*11,5=0,031< 0R=0,2129
. .
. ŋ=0,985
s=/ŋһ0Rs=210000/0,985*54*280=14,1²
4Ø22II, s=15,2² 3Ø25, s=14,1²
2.
′f=150,һ′f=5,=20,һ=40,=6, .30. γ2=1,0. . III. =250000,
.
R=17, Rs=365
һ0=һ-=40-4=36
һ′f
= γ2 R ′f һ′f(һ0- )=17*5*150(36-5/2)=427125 =250000
1 . .
0= / ′f һ²0 R=250000/150*36²*17=0,075< 0R=0,395
. .
. ŋ=0,96
s=/ŋһ0Rs=250000/0,96*36*365=19,82²
2Ø36II, s=20,36²
.
1.
=30,һ=40, 30, .I, l0=6, =4.
1. q.=60000/. 436 III. dsw= -, .-
S-?
.
һ0=һ-=40-3=37
R=17, Rbt=1,2, Rsw=175,
Qma= q.l0/2=60000*6/2=180000
0= /*һ²0 R γ2
.
Qma≤0,35һ0 R 0,35*30*37²*17*10²=660450180000
.
.-.
Qma ≤ 0,6 һ0 Rt
0,6*30*37*1,2*10²=79920<180000
.
dsw=12,sw=1.13c² ŋsw=4
. S1
S1= Rbt**һ²0/ Qma = 1,5*1,2*30*37²*10²/180000=41
1/4l
S2≤һ/2=40/2=20c
1 .
qsw=Q²ma/8 Rbt**һ²0=180000²/8*1,2*30*10²37²=822/
S3
S3= Rsw*Asw* ŋsw / qsw =175*1.13*4*10²/822=96c
Rsw*Asw* ŋsw / smin ≥ Rbt*/2
175*1.13*4/20=39.55≥1.2*30/2=18
39.55≥18 .
- :
N-
N-
N-
- ≥2 l0=+0,15 l0 1- ,͗ .
1
: , N=925000, N=751000, 20,=3,5, 30*30(*һ).
3 ,3-.=3,5 . 1 .
:
l0=+0,15=3,5+0,15=3,65
λ= l0/ һ=365/30=12,16
N/N=751000/925000=4,812
4.3 ( . 2-) φ=0,86 φ=0,88
φ= φ s=[(N/mφ)-R*] / Rs
m=1 һ>20 Rs=365
s=[(925000/1*0,88)-10,5*10²*900] / 365*10²=3,045²
ά= Rs* s / R*=365*3,045/10,5*900=0,12<0,5
. ά<0,5 .φ :
φ= φ+2(φ- φ)*ά=0,86+2(0,88-0,86)*0,12=0,86+0,005=0,865
s=[(N/mφ)-R*] / Rs=[(925000/1*0,865)-10,5*10²*900] / 365*10²=3,53²
4Ø163 s=8,04²
μ%=[s/ *һ]100%=(8.04/900)*100=0.89%>μ=0,5%
4Ø16III
4
:
1
, :
=2, L=4, 1. q=636/, 1. q =540/, [f/l]=1/200. .
.
... .
=ql²/8=636*4²/8=1272
. .
=q l²/8=540*4²/8=1080
.
W= / Ru¹*mn=1272*10²/160*0.9=883c³
Ru¹=16=160/²
mn-.18,2.399 .1
.
d=³√ W /0,1=³√883,3/0,1=20,67
d=21
.
Jx= d4/20=214/20=972c4
fn/= l/10*E*Jx=1080*10²*400/10*105*9724=1/225 [fn/]=1/200
. d=21 .
2.
, : =2, L=4,5, q=424,5/, 1. q =345/, [f/l]=1/200. . =10
.
.. .
=q l²/8=424,5*4,5²/8=1074,5
. .
=q l²/8=345*4,5²/8=873,3
.
W= / Ru¹*mn=1074,5*10²/130*1,1=751,4c³
Ru¹=13=130/²
mn-.18,2.399 .1
W=h²/6=>h=√(6*W)/=√6*751,4/10=21,26 =22
.
Jx= h3/12=10*223/12=8873.33c4
.
fn/= l/10*E*Jx=873.3*10²*450/10*105*8873.33=1/226 [fn/]=1/200
. 10*22? .
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12. . , .
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