diseño de puente de sec. comp

7/26/2019 Diseo de Puente de Sec. Comp.

1/39

bfs

tfs

hw tw

t

b

bfs= 0.4 m.

tfs= 0.025 m.

hw= 1.8 m.

tw= 0.02 m.

b= 0.6 m.t= 0.025 m.

Solucin

Elemento1

2

y= 1.000 3

Suma

X=0.850 X=AixYi/sumA=

x x Iv=

1

2

3


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A (m2) y(m) AY I (m3)0.01 1.8375 0.018375 0.03376406 5.20833!007

0.036 0."25 0.0333 0.0308025 0.00"72

0.015 0.0125 0.0001875 2.3438!006 7.8125!007

0.061 0.0518625 0.064568"1 0.00"7213021

0.850 Ixx= 0.0742"021I#$= 0.0301"646

0.0302 m3

Y2A

Ix!x=I%&Ax'2


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DISEO DE LA VIGA DEL PUENTE DE SEION O

)= 40 m.

s*+#i#a#i%,+s '+ 'is+-% AAS )

0.7 3.6

0."5 3.1

AS IS

+,+a9

)= 40 m. )u: '+9 *u+,t+

;b= 2 ,um+% '+ vi$as

;)= 1 a,#h% '+ vias

= 3.6 m. a,#h% '+ #a9:a'a

S= 3.1 m. 'ista,#ia +,t+ vi$as

'+x= 0."5 m. 'ista,#ia '+ +xt+m% '+ 9%sa a9 +


4/39

A)>) )AS DDIAS SI;

SI; 1/2)

i$a 9%,$itu'i,a9

bfs= 0.4 m A,#h% '+9 a9a su*+i%

tfs= 0.025 m s*+s% '+9 a9a su*+i%

hw= 1.8 m A9tua '+9 a9ma

tw= 0.02 m s*+s% '+9 a9ma

b= 0.6 m A,#h% a9a i,f+i%

t= 0.025 m s*+s% a9a i,f+i%

)imit+s '+ *%*%#i%,a9i'a' '+ 9a s+##i%,

P"o#o"cion $el %lm%

Si ,% ti+,+ i$i'i:a'% /twE150

%,'+ w=hw

t+,+m%s /tw= "0.00 @.

P"o#o"cion $e l%& %l%&ambas '+b+, #um*9i

A9a su*+i%

8.00 E 12 @.

0.4 F 0.3 @.

0.025 F 0.0220 @.

A9a i,f+i%

12.000 E 12 @.

0.6 F 0.3 @.

0.025 F 0.0220 @.

Dete"min%cion $el %nc'o eectio $e l% lo&%

i$a i,t+i% +9 m+,% '+ 1/4)=10 m

12 ts&max.GtwH1/2bfs= 3.2

S=3.1 m

i$a +xt+i% +9 m+,% '+ m+'i% a,#h% +f+#tiv%&+9 m+,% '+

1/8)=5 m

6 ts&max.G1/2twH1/4bfs= 1.60 m

'+x= 0."5

9%sa a9 +


5/39

bs

2.5 m

A 9%sa= 0.63 m2

0.003255 m40.3255m4

i*% &ol%A= 0.061 m2

0.030 m4

yt= 1.000 m

yb= 0.850 m

st= 0.030 m3sb= 0.036 m3

Seccion com#ue&t% 3n + 24A+a '+9 #%,#+t% ta,sf%ma'a a#+% A#s=A9%sa/3,=

A+a t%ta9 A= 0.087041667 m2

X= 1.187 m

I,+#ia +s*+#t% '+9 +


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st= 0.2110 m3

sb= 0.04"3 m3

ALULO DE A,GAS Y SOLIITAIONES PESO P,OPIO Y PESO !UE,T

Elemento %"*%& #e"m%nente&

"e&i&tente D

D+s% vi$a m+ta9i#a s%9a

i$a s%9a D+s% %t%s +9+m+,t%s m+ta9i#%s

D+s% '+ 9%sa '+ #%,#+t%

S+##i%, D+s% '+ v++'as

%m*u+sta D+s% '+ baa,'as D+s% '+ su*

IA XI

J1= 0.47" t/m D+s% vi$a m+ta9i#a s

J2= 0.04" t/m D+s% %t%s +9+m+,t%

J3= 1.563 t/m D+s% '+ 9%sa '+ #%,

J1= 2.0"0

J4= 0.2625 t/m D+s% '+ v++'as

J5= 0.252 t/m #a$a *+at%,a9

J6= 0.10 t/m D+s% '+ baa,'as

J2= 0.6145 t/m

JJ= 0.2025 t/m D+s% '+ su*

%m+,t%s +#t%+s

1= 418.07 t!m

2= 122."0 t!m

J= 40.50 t!m

; D AA IA )!"3 *% via

))1= 2"2.8" t!m ami%,

))3= 1"1.75 t!m S/ +Kuiva.

t = ))1L1.33&))2 = 581.2"37 t!m

ISIM>I; )AA) AAS DAA )XI;

Av= 0.061 m2 a+a '+ 9a vi$a

Iv= 0.0301"64558 m4 i,+#ia '+ 9a vi$a

,= 8 +9a#i%, m%'u9a '+ 9a vi$a +s*+#t% a 9a 9%sa

+$ 1.1247"5082 'ista,#ia '+ #+,t% '+ $av+'a' '+ 9a 9%sa y 9a vi$a

N$= 0.85" m4 *aam+t% '+ i$i'+s 9at+a9


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1.032

i$axt+i% m$i

D/2 D/2

0.6 1.8 0."5

0.25 3.1

$= G2.75/3.1&0."5/3.1LD/2

$= 0.5"7 D

$+= mL$ m= 1.2

$+= 0.716 'ist. + #a$a *% via

%m+,t% +#t% vi$a+xt+i%= 416.28 t!m

ALULO DE LOS ES.UE,/OS ULTI!OSa9#u9a+m%s m+'ia,t+ 9%s +sta'%s 9imit+s

+sist+,#ia I

S+vi#i% II

ati$a

E&t%$o Limite $e ,e&i&tenci%1.25L1= 522.5" t!m

1.25L2= 153.63 t!m

1.5LJ= 60.75 t!m

1.75LG))&I= 728.4"t!m

>= 1465.45 t!m

sfu+:% *% 9+xi%, i$a +xt+i%

iba i,f+i%

O=Y/I=/S

O1= 14713.86132066 t/m2

O2= 4201.10"235465 t/m2

OJ= 1661.30112"728 t/m2 Of= 3534.02

O))&I= 14763.8"784"17 t/m2

O= 35340.16"53502 t/m2iba su*+i%

O1= 17302.70652771 t/m2

N$/G)Lts30.1=


8/39

O2= 1282.266272672 t/m2

OJ= 507.0637"8631" t/m2 O#= 2254.45

O))&I= 3452.47"1"65"7 t/m2

O= 22544.5157"561 t/m2

E&t%$o Limite $e Se"icio1.0L1= 418.07

1.0L2= 122."01.0LJ= 40.50

1.0LG))&I= 416.28

>= ""7.75

iba i,f+i%

O=Y/I=/S

O1= 11771.08"06 t/m2

O2= 3360.887388372 t/m2

OJ= 1107.534086485 t/m2 Of= 2762.34

O))&I= 11383.84502716 t/m2

O= 27623.35555855 t/m2iba su*+i%

O1= 13842.16522217 t/m2

O2= 1025.813018138 t/m2

OJ= 338.0425324213 t/m2 O#= 1717.8"

O))&I= 1"72.8452551"8 t/m2

O= 17178.866027"3 t/m2

D=

E&t%$o Limite $e .%ti*%1".304"

+

".144

43.436LG".144

".144!+=

+=

D=

1".304"

#

14.45 ".14

A

A= 21.72 ,.


9/39

#= 327.14 ,!m

$+= 0.716

= 234.27

f= 202.06,!m.


10/39

PUESTA

$a +xt+i%

'+ 9a 9%sa y 9a vi$a

+ 9a vi$a +xt+i%

9%sa

9


11/39

3.1 m.

A,#h% +f+#tiv% vi$a +xt+i%= 2.5 m

a +xt+i%

iv% vi$a i,t+i%=

t+m% '+


12/39

0.0260416667 m2 bs 0.10416667 I= 0.0001356337

ta,sf%ma'a

.;m%'u9% '+ s+##i%, ba su*+i%

m%'u9% s+##i%, ba i,f+i%

X

0.078125 bs= 0.3125 I= 0.000406"01

ta,sf%ma'aX


13/39

D-

+#i+ '+ '+s$ast+

%9a

s m+ta9i#%s

+t%

+#i+ '+ '+s$ast+


14/39

@$/#m2 E 4300 @$/#m2 si #um*9+


15/39

@$/#m2 E 2365 @$/#m2 si #um*9+

@$/#m2 E 4300 @$/#m2 si #um*9+

@$/#m2 E 2365 @$/#m2 si #um*9+

43.436

1".304" 4.8262

+

4.27

!+=4.8262LG".144&4.2672&1".304"L".144

5.55

3.5"

43.436

1".304" 4.8262

4.27 12.14


16/39


17/39


18/39


19/39

y = 1.000

x = 0.850

m4

bs

y = 0.304

x = 0.""6

X

bs

y = 0.351X.;


20/39

x = 1.4""


21/39


22/39


23/39


24/39

DISEO DE LAS VIGAS PO, O,TANTE

CALCULO DE CARGAS Y SOLICITACIONES PESO PROPIO Y PESO MUERTO

Elemento %"*%& #e"m%nente&"e&i&tente D

i$a s%9aD+s% vi$a m+ta9i#a s%9a

D+s% %t%s +9+m+,t%s m+ta9i#%s

D+s% '+ 9%sa '+ #%,#+t%

S+##iP, %m*u+sta D+s% '+ v++'as

D+s% '+ baa,'as D+s% '+

IA XI

J1= 0.47885t/m D+s% vi$a m+ta9i#a s%9a

J2= 0.04" t/m D+s% %t%s +9+m+,t%s m+t

J3= 1.5625 t/m D+s% '+ 9%sa '+ #%,#+t%J1= 2.0"035

J4= 0.2625 t/m D+s% '+ v++'as

J5= 0.252 t/m #a$a *+at%,a9

J6= 0.10 t/m D+s% '+ baa,'as

J2= 0.6145 t/m

JJ= 0.2025 t/m D+s% '+ su*+#i+ '+ '+s$

%ta,t+s

1= 41.807,2= 12.2" ,

J= 4.05 ,

t= 58.147 ,

A; D AA IA )!"3 *% via

))1= 30.84 , ami%,

))3= 1".2 , S/ +Kuiva.

t = ))1L1.33&))2 = 60.22 t,.

ISIM>I; )AA) AAS DAA )XI;

i$axt+i% m$i

D/2 D/2

0.6 1.8 0."5


25/39

0.25 3.1

$= G2.75/3.1&0."5/3.1LD/2$= 0.5"67741" D

$+= mL$ m= 1.2

$+= 0.72 'ist. + #a$a *% via

%ta,t+ vi$a+xt+i%= 43.12 ,.

E&t%$o Limite $e ,e&i&tenci%1.25L1= 52.26 ,

1.25L2= 15.36 ,1.5LJ= 6.08 ,

1.75LG))&I 75.47 ,

>= 14".16 ,

%,'+

u= %ta,t+ +, +9 a9ma +, 9a s+##iP, ba


26/39

0.460

*= 8"7840@$

,= 412583.147 @$

Rv=0."

14"162.00 T 371324.832@

)a s+##iP, si +s a'+#ua'a *% #%ta,t+

=1.57LGN/yw/G/tw2=

uTR,


27/39

D-

u*+#i+ '+ '+s$ast+

9i#%s

ast+


28/39

a'as G;

t+


29/39


30/39

DISEO DE ONETO,ES

Di&e0o #o" .%ti*%>sa+m%s u, #%,+#t% i*% Stu'

3/4W '+ 'iam+t% y 4W '+ a9tua#= 2500 )b/*u92

S=

I= 0.073"8346 m4

= 0.03715807 m3

S= L/I= 0.502

14.8 14.8 3.6

X 4.3 4.3

A

AL40 = 14.8LG40!x&14.8LG35.7!x&3.6G31.4!x

A= 30.84!0.83X

x= 30.84!0.83X

S= 0.51 L G30.84!0.83X ,/m

S= 15.728!0.4233X ,/m

S= 15728!423X @$/m= 2706.8 @$

3L= 8120.4 @$ +, 9a '+ 03 #%,+#t%+s

s*a#iami+,t% '+ #%,+#t%+s =3/S

+sfu+:% '+ taba


31/39

2624".087208071 @$

[= 1."1

#= 280

;=D/[Su=

D1=AsLy= 2144150 @$

y=3515@$/#m2 35150000@$/m2As= 0.061 m2 S+ t%ma +9 may%

D2=0.85#LA#= 1487500 @$

;= "6.10 #%,+#t%s

, 9as '+ t+s 1"2/3= 64.00

SEPA,AIN, 40 m '+ 9%,$itu' S=40/G32!1= 0.635

*+% s+*aa#iP, maxima 60#m.

%9%#a+m%s 03 *+,%s #a'a 60#m.

Su=430'2LGf#0.5


32/39

t,

31.4!x

#%,+#t%+s


33/39


34/39

DISEO DE ,IGIDI/ADO,ES

= 1.8 m. = 180 #m

tw= 0.02 m. = 2 #m

= 2038"02 @$/#m2

N= 5yw= 3515 @$/#m2

"0.00 V 60.21;+#+sita i$i'i:a'%+s ta,

i$i'i:a'% ta,v+sa9

i,t+m+'i% A9ma

bt

t*

bt= 20 #m

t*= 1.5 #m

bf= 60 #m

1C Dim+ #h+Ku+% +9 a,#h% *%y+#ta'% '+9 i$i'i:a'% i,t+m+'i% bt

200 V 110.00 @.

2C +sti##iP, basa'a +, +9 a,#h% '+9 *at\,

24 V= 20 V= 15

3C h+Ku+% '+ 9as +s*+#i#a#i%,+s +s *aa +9 m%m+,t% '+ i,+#ia '+9 i$i'i:a'%

%,'+ ]= *%#iP, +Ku+i'a '+ i$i'+: '+ u, i$i'i:a'% ta,sv+sa

1.60 V 0.5

It=%m+,t% '+ i,+#ia '+9 i$i'i:a'% ta,sv+sa9 t%ma,'% s%b+ +

+9 a9ma *aa i$i'i:a'%+s u,i#%s y s%b+ +9 +s*+s% m+'i% '+9 a9m

'%=+s*a#iami+,t% '+9 i$i'i:a'% ta,sv+sa9

'%= 150 #m.

9 +s*a#iami+,t% '+ i$i'i:a'%+s ta,sv+sa9+sH '%H '+b+ satisfa#+

150 T= 1502.22 @.

150 T 540 @.

S+ *%baQ #%, u, *a '+ i$i'i:a'%+s Gu,% #a'a 9a'% '+9 a9ma

/twT= 2.5G/yw0.5

btV=50&'/30

16t*V=btV=bt/4

ItV='%Ltw3L]

]=2.5G/'%2!2.0V=0.5

'%T=G260/G/tw2

ax. '%T 3

It=t

*G2b

t&t

w3/12


35/39

"261.00

4C h+Ku+% '+ 9as +s*+#i#a#i%,+s +s *aa +9 a+a '+9 i$i'i:a'% ta,sv+sa9 i,

+Kuisit% as+$ua +9 a+a su#i+,t+ *aa +sisti 9a #%m*%,+,t+ v+ti#a9 '+9 #am

ta,sv+sa9+s i,t+m+'i%s +Ku+i'%s *aa 99+va 9as fu+:as im*u+stas *% 9a a#

'+b+ satisfa#+ 9% si$ui+,t+

#=+sfu+:% '+ 9a #%mba 9%#a9 +9Qsti#a *aa i$i'i:a'%.

#= 3555.34 E 3515 @$/#m2

Rv= a#t% '+ +sist+,#ia *aa #%ta,t+ +s*+#ifi#a'% +, +9 )

As= Q+a '+ i$i'i:a'% Q+a t%ta9 '+ amb%s i$i'i:a'%+s *% *a+

M=1.0 *aa *a+


36/39

sv+sa9+s

@.

ta,sv+sa9 i,t+m+'i%

9 a +sa *9ati,a '+9 a9ma

9 b%'+ +, #%,ta#t% #%,

*aa *a+


37/39

1"20 #m4

+m+'i%. S+ *i+,:a Ku+ +st+

% '+ t+,siP,. )%s i$i'i:a'%+s

iP, '+9 #am*% '+ t+,siP, '+9 a9ma

s +, mm.

% '+ u+,#ia '+9 #%t+

a'as y i$i'i:a'as +s*+#tivam+,t+.

N.

+a +Ku+i'a '+ 9%s i$i'i:a'%+s


38/39

DISEO DE LA VIGA DIA.,AG!A)a s+##iP, asumi'a J= 200."06 @$/m

S= 3.1 m.

241.34 @$!m

s/# = D L )/4 = 5.74 Ton - m

s/#LI P =

7.63 Ton - m

42566 Kg - m+sist+,#ia I

t= 1364".8" @$!m

>sa,'% a#+% A!36

y= 2530 @$/#m2fs= 1265 @$/#m3

%'u9% '+ s+##iP,

S= /fs= 107".04 #m3

)a vi$a s+9+##i%,a'a +s

W36 x 135

Donde:

A = 39.70 pul2 256.14 cm2d = 35.60 pul 90.42 cm

tw = 0.600 pul 1.52 cm

bf = 12.000 pul 30.48 cm

tf = 0.790 pul 2.01 cm

e!o"p#e =135.00 lb"p#e 200.906 $%"m

&x = 7800.00 pul%4 324660.51 cm4

'x = 509.00 pul%3 8341.02 cm3

(x = 439.00 pul%3 7193.92 cm3 V

**=w)2/8

M LL+I =

M LL+I =

M LL+I =


39/39

7.4 ,

S

107".04 #m3 N

diseño de puente de sec. comp

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