CUANTIAS MINIMAS

7/25/2019 CUANTIAS MINIMAS

1/18

REVISION DEL ACERO MINIMO EN VIGAS - BARRAS LONGITUDINALES ACI 3PARA REVISAR DISEOS DE VIGAS DE CONCRETO ARMADO CON SOFTWARE CSI SAP2000/ETABSPor: Carlos A. Saavera ! S"r Co#s"l$ores I#%. & Ar'. Ma

( 2(.00 )*

) +(.00 )*

r (.,( )*

d 2-.2( )*

*+$ 20.00 %/)*1

*, 200.00 %/)*1

Se )olo)a el valor *a3or e#$re los osASMIN 2. )*1

ASMIN 2.02 )*1

ASMIN !.. $'/

C%'r%(a$i& %r arre2l%

(arra" 4 Area+ /2 +.4 )*1

+ /2 +.4 )*1

0 (/4 0.00 )*1

Area t%tal e& Barra" !6 $'/ O7U"ar 3419 3419 0!8;

CALCULO ACERO MINIMO

VIGAS

5

6r

A7s

As


2/18

8-05

terial de: !"#r-$%&"#lt%re"!$%'


3/18

#i&a" ? (/4 .44 )*1Cara" 0 (/4 0.00 )*1

Area t%tal e& Barra" 11!88 $'/ O7

#i&a" 64598U"ar e& la" $ara"

CA9C9O ACERO MINIMOCO9MNAS

$

ar

Re0"er>oe# )aras

Re0"er>o e#es'";#as


4/18

ACI 318-05

terial de: !"#r-$%&"#lt%re"!$%'


5/18

DISE@O DE ACERO


6/18


7/18

1!F0 $'/ 3!6 $'/ 598 +.-? )*1 O7


8/18

erial de: !"#r-$%&"#lt%re"!$%'


9/18

ANTE = TORSION

0!013 $'/9$' 50 $'

Seara$i& De&itia de E"tri(%"

1 4 398 J $'

ANTE = TORSION

0!05 $'/9$' 3 $'


1 4 398 J 15 $'

ANTE = TORSION

0!05 $'/9$' 36 $'


1 4 398 J $'

A$er% %rT%r"i& At

Seara$i&Cal$#lada

A$er% %r

T%r"i& At

Seara$i&

Cal$#lada

A$er% %rT%r"i& At Seara$i&Cal$#lada


10/18


11/18

SOLA


12/18

+ a 4

DESIGNACION DE 9A BARRA HJ 9ONGIT

+ a

GANCO

ESTANDAR

!REF:EROT

RANSVERSA9

-0

DESIGNACION DE 9A BARRA HJ DIAMET

+ a (

? a 4


+ a (

? a 4

+(DESIGNACION DE 9A BARRA HJ DIAMET

+ a (

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+ a 4

Lg


13/18

OTRAS CABILLAS (cm) CABILLAS LECHO SUPERIOR

CLASE A CLASE B CLASE A CLASE B

+4 (0 (0 ?(( ?? ?? 4?

? 4+ 4+ 04

,, 00 00 +0

( ( 4-

2, ?? ?? 2?

,- 2++ 2++ +0+

Solo se "sa e*=al*e T;=o A )"a#o el a)ero )olo)ao

O MINIMO DE9 DOB9E HDJ Sele$$i%&e el dia'etr% ara i"#aliar al%re"

/2 D;*e$ro ,.? )*

+/4 D;*e$ro 24.? )*

MINIMA DE9 GANCO H9%J Sele$$i%&e el dia'etr% ara i"#aliar al%re"

2K (/4 Ga#)5o 20.0 )*

Sele$$i%&e el dia'etr% ara i"#aliar al%re"

+/4 r +.4 )*

+/4 r ,.- )*


es L 2A)ero re'"er;o

?K

4K


14/18

+/4 D;*e$ro (., )*

+/4 D;*e$ro 24.? )*


K ,)* +/4 9o#%;$" (.0 )*


+/4 D;*e$ro +.4 )*+/ D;*e$ro . )*


?K (/4 Ga#)5o 0.0 )*

+/ Ga#)5o 2(.0 )*


+/4 D;*e$ro +.4 )*

,/4 D;*e$ro +.+ )*


?K +/4 Ga#)5o 0.0 )*

?K

4K

K?K

2K

K

?K


15/18

AREA UTIL DE ACERO SEGN NUMERO DE CABILLAS

Peso "#;$ar;o D;*e$ro Se));# Per*e$ro

NQ K %/* )* )*2 **

19 . 0!.F 0.?+( 0.+2 .-- 0.+2

3 39 8 0!55F 0.-(+ 0., 2.--2 0.,. 19 0!FF. .2,0 .2, +.-44 .2,

5 59 8 1!55. .(44 .-4 .-4? .-4

6 39 . !3 .-0( 2.4( (.-42 2.4(

9 8 3!0.5 2.22+ +.44 ?.-40 +.44

8 1 3!F8 2.(0 (.0, ,.-,? (.0,

F 1 19 8 5!033 2.4(4 ?. 4.-, ?.

10 1 19 . 6!1 +.,( ,.- -.-,0 ,.-

11 1 39 8 !F13 +.-+ 0.0, 0.-?4 0.0,

1. 1 39 . 11!.01 .( .(2 +.-(, .(218 19 . 0!6 (.,( 2(.4 ,.-( 2(.4

C%'r%(a$i& %r arre2l%(arra" 4 Area

+/4 0., )*1

/2 .2, )*1

0 +/ 0.00 )*1

rea t%tal e& Barra 1!F8 $'/


16/18

AREA DE ACERO SEGN NMERO DE CABI99AS H)*2J

2 + ( ? , 4

0.? 0.-? .24 .?0 .-2 2.2 2.(?

.2 2.+ 2.4 +.(( .2? .-, (.?42.( +.4 (.04 ?.+( ,.?2 4.4- 0.?

+.-? (.- ,.-2 -.-0 .44 +.4? (.4

(.,0 4.(( .0 .2( ,.0 -.-( 22.40

,.,? .? (.(2 -.0 2+.24 2,.? +.0

0. (.2 20.24 2(.+( +0.2 +(.- 0.(?

2.42 -.2+ 2(.? +2.0( +4.? .4, (.24

(.42 2+.,+ +.? +-.(( ,.? ((.+, ?+.24

20. +0.2 0.24 (0.+( ?0.2 ,0.- 40.(?

2-.0 +.(? (4.04 ,2.?0 4,.2 0.? ?.?(.?2 ,,.+ 0+.2 2-.0( (.4? 40.?, 20?.4


17/18

A&ali"i" de $#a&tia e& l%"a"- Barra Area

A)ero S"= (/4 .-4 )*1

2.44 A)ero I# /2 .2, )*1

?.+-.+ D;*e#s;o#es losa

,.42 6 5

2(.?( L%"a Ma$ia 00 )* 2( )*

+.-2 Barras 9osa Se=ara);o# As*;#

(.?+ A)ero S"= 00 )* ,.(0 )*1

A)ero I# 00 )* ,.(0 )*1

(,.?-

,.- D;*e#s;o#es Nerv;o

-0.?+ 6 5

+0.?4 L%"a Nerada 0 )* 20 )*

2+2.2- As/#erv;o Barras Nerv;o As*;#

A)ero S"= .+( )*1 0.(4 )*1

A)ero I# 0.44 )*1 0.(4 )*1

Ld 105 $'


18/18

Area A#al;s;s

.+( )*1

0.44 )*1

BarrasM;# Se=M;# Colo)ar

+ ++ )* 14598J33$'

( 20 )* 1419J0$'

Nerv;os/Fra#a

Barras M;# As9o#

14598

1419

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