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DISEÑO DE ESCALERA

h = 4.50 mP= 0.25 mCP= 0.180 m

f´c = 210 kg/cm2fy= 4200 kg/cm2s/c= 400 kg/m2Aca= 100 kg/m2! C"A= 2400 kg/m#

$%= 4.40 m

&=0.22m0.15m

'= #5.(5 "

$= 1.(1 m

1) *E+RADO,+RA*O CO- ESCALOLES +RA*

P$ = 1.12 kg/m P$ =Psc= 21 kg/mPaca= 1(1.14 kg/m Paca=S/C= 84.5( kg/m S/C=

C.* 100#.2 kg/m C.*

C. 84.5( kg/m C.

2) CARA L+I*A,

+RA*O CO- ESCALOLES +RA*

3= 258.#4 kg/m 3=

3= 2.5( +%/m 3=

#) *O*E-+OS,

+RA*O 1

P+O COE L *6m%&6 *7A 1/1 4.40 #10(.: 105(.:14( Sm;$

> 1/10 4.40 4:(2.#1 105(.:14( Sm;$

C 1/1 4.40 #10(.: 105(.:14( Sm;$

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258.#4kg/m1#24.00

MOMENTO NEGATIVO PUNTO A

* = #.10(( +%?m

@c = 210 kg/cm2

y = 4200 kg/cm2

= 48.:1

= 100 cm

h = 15 cm

= 12 cm

P = 0.02125

*6m%&6 $&m6 Rss&%& $ C6%c7&6,

Mur = 7.0436TN-m

7.0436 > 3.107692538

Sm;$m%& Rf67<aa

CB$c$6 $ I%c Rf7<6,

W = 0.1231

CB$c$6 $a Ca%&a,

P = 0.0062

CB$c$6 $a Ca%&a *%ma,

Pmi= 0.0024

A !

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CB$c$6 $a Ca%&a *ama,

Pm"# = 0.0159

0.0062 > 0.0024 O 

0.0062 $ 0.0159 O 

CB$c$6 $ 7a Ac76,

A% mi = 2.90 &m2

A% = 11.08 &m2

'"(&u() *+ E%,"&i"mi+)

i U%"m)% "&+r) *+ 1/2 = 1.27

% = 11.46 &m

% = 25.00 &m

MOMENTO NEGATIVO PUNTO '

* = #.10(( +%?m@c = 210 kg/cm2y = 4200 kg/cm2

= 48.:1 = 100 cmh = 15 cm = 12 cm

P = 0.02125

*6m%&6 $&m6 Rss&%& $ C6%c7&6,

 =  

/

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Mur = 7.0436TN-m

7.0436 > 3.107692538

Sm;$m%& Rf67<aa

CB$c$6 $ I%c Rf7<6,

W = 0.1231

CB$c$6 $a Ca%&a,

P = 0.0062

CB$c$6 $a Ca%&a *%ma,

Pmi= 0.0024

CB$c$6 $a Ca%&a *ama,

Pm"# = 0.0159

0.0062 > 0.0024 O 0.0062 $ 0.0159 O 

CB$c$6 $ 7a Ac76,

A% mi = 2.90 &m2

A% = 11.08 &m2

'"(&u() *+ E%,"&i"mi+)

 =  

/

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i U%"m)% "&+r) *+ 1/2 = 1.27

% = 11.46 &m

% = 25.00 &m

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AUMIMO

 SI- ESCALO-ES

#0.00 kg/m

100.00 kg/m400.00 kg/m

40.00 kg/m

400.00 kg/m

 SI- ESCALO-ES

1#24.00 kg/m

1.#2+%/m

Ds96m%& Rf67<aa

m%& Rf67<aa

m%& Rf67<aa

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kg/m

MOMENTO POITIVO PUNTO !

* = 4.:(2# +%?m

@c = 210 kg/cm2

y = 4200 kg/cm2

= 48.:1

= 100 cm

h = 15 cm

= 12 cm

P = 0.02125

*6m%&6 $&m6 Rss&%& $ C6%c7&6,

Mur = 7.0436 TN-m

7.0436 > 4.9723

Sm;$m%& Rf67<aa

CB$c$6 $ I%c Rf7<6,

W = 0.2082

CB$c$6 $a Ca%&a,

P = 0.0104

CB$c$6 $a Ca%&a *%ma,

Pmi= 0.0024

'

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CB$c$6 $a Ca%&a *ama,

Pm"# = 0.0159

0.0104 > 0.0024 O 

0.0104 $ 0.0159 O 

CB$c$6 $ 7a Ac76,

A% mi = 2.90 &m2

A% = 15.61 &m2

'"(&u() *+ E%,"&i"mi+)

i U%"m)% "&+r) *+ 5/8 = 1.99

% = 12.74 &m

% = 25.00 &m

A'EO A TEMPEATUA

A% TEMP. = 0.0018##

A% TEMP. = 2.70 &m2

'"(&u() *+ E%,"&i"mi+)

i U%"m)% "&+r) *+ 1/2 = 0.95

 =  

/

 =  

/

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% = 35.19 &m

% = 30.00 &m

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