Zapatas Combinadas

FACULTAD DE INGENIERÍA CARRERA DE INGENIERÍA

CURSO: CONCRETO ARMADO

TEMA: DISEÑO DE ZAPATAS COMBINADAS Autores: BALCÁZAR ROJAS, REINER ALÍ HERAS SALAZAR, KRISTIAN FERNANDO Profesor: JOSE RAFAEL MEJÍA CHATILAN

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INTRODUCCIÓN D!'(r) *!+ m'*) *! +a c-m!'(ac-.' (!'!m)/ a +a/ /0!r1-c-a+!/ 2 a +a/ 0r)1'*a/, *!'(r) *! +a/ c-m!'(ac-)'!/ /0!r1-c-a+!/ (!'!m)/3 +)/ c-m-!'()/ c)rr-*)/, +a/ 4a0a(a/, 5-6a/ *! c-m!'(ac-.', 0+a(!a/ *! c-m!'(ac-.', (-+-4am)/ !/(! (-0) *! c-m!'(ac-)'!/ /0!r1-c-a+!/ ca'*) !+ !/1!r4) ) +a/ c)'*-c-)'!/ *!+ (!rr!') a c)'/(r-r !/ 7!')8 E' !+ /-6-!'(! (ra7aj) /! *!/arr)++ara !+ *-/!9) *! ZAPATAS COMBIANADAS, !+ ca+ /! !'c!'(ra !' !+ (-0) *! c-m!'(ac-)'!/ /0!r1-c-a+!/8 U'a 4a0a(a c)m7-'a*a /! carac(!r-4a 0)r /)0)r(ar m:/ *! ' !+!m!'() /)7r! 'a m-/ma 7a/! 2 (am7-;' 0)r (!'!r ' !/0!/)r <! !/ mc=) m:/ <! +a *! 'a 4a0a(a a-/+a*a ) +a m-/ma c)rr-*a8 C)m) a+(!r'a(-5a 0)*!m)/ '-r +)/ !+!m!'()/ a /)0)r(ar 0)r m!*-) *! 'a c)'(ra(ra7! a/> r!*c-r!m)/ !+ !/0!/)r *! !/(a +) <! /-6'-1-car>a ' 6ra' a=)rr) !' ma(!r-a+ c)m) !/ !+ c)'cr!()8













OBJETIVOS:

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CAPÍTULO I CONCEPTOS CONCEPTOS GENERALES 1.1. APATAS La/ 4a0a(a/ /)' m-!m7r)/ !/(rc(ra+!/ <! /! /a' 0ara /)0)r(ar c)+m'a/, mr)/ 2 (ra'/m-(-r // car6a/ a+ /!+) /72ac!'(!8 E+ c)'cr!() r!1)r4a*) !/ ' ma(!r-a+ m2 a*!ca*) 0ara +a/ 4a0a(a/ 2 /! /a a/> !' !*-1-c-)/ *! c)'cr!() r!1)r4a*), *! ac!r) !/(rc(ra+, !' 0!'(!/, ()rr!/ 2 )(ra/ !/(rc(ra/8

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1.!. TIPOS DE APATAS E'(r! +a/ *-5!r/a/ 4a0a(a/ *! c)'cr!() r!1)r4a*) *! /) c)m"' /! c!'(a'3 +a/ 4a0a(a/ c)rr-*a/ 0ara mr)/, +a/ 4a0a(a/ a-/+a*a/, +a/ 4a0a(a/ c)m7-'a*a/, +a/ +)/a/ *! c-m!'(ac-.' 2 +a/ ca7!4a/ *! 0-+)(!/8 

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1.0. PRESIONES PERMISIBLES DEL SUELO La/ La/ 0r!/ 0r!/-) -)'! '!// 0!rm 0!rm-/ -/-7 -7+! +!// *!+ *!+ /!+ /!+) ) <! <! /! /a' /a' 0ara 0ara *-/! *-/!9a 9arr +a c-m!'( c-m!'(acac-.' .' 0ara 0ara 'a !/(rc !/(rc(r (ra a 0ar(-c 0ar(-c+a +arr, /! )7(-!' )7(-!'!' !' /a'*) /a'*) +)/ /!r5-c-)/ *! ' -'6!'-!r) !/0!c-a+-4a*) !' 6!)(!c'-a8 /(! *!(!rm-'ar: +)/ 5a+)r!/ *! /!6r-*a* c)' 7a/! !' +)/ 0r-'c-0-)/ *! +a m!c:'-ca *! /!+)/, !' +)/ r!/+(a*)/ *! +a/ 0r!7a/ *! +)/ /)'*!)/, !' 0r!7a/ *! car6a 2 !' )(ra/ -'5!/(-6ac-)'!/ !?0!r-m!'(a+!/8 O(r)/ a/'()/ 0!*!' !'(rar !' +a *!(!rm-'ac-.' *! +a/ 0r!/-)'!/ 0!rm-/-7+!/ *!+ /!+), c)m) +a /!'/-7-+-*a* *!+ marc) *!+ !*-1-c-) 0ara ac)m)*ar +a *! *!1+!?-.' *! +a/ 4a0a(a/8 Tam7-;', !+ a6r-!(am-!'() *! +a /0!r!/(rc(ra <! r!/+(a *!+ a/!'(am-!'() *! +a/ 4a0a(a/ /!r>a mc=) m:/ -m0)r(a'(! !' ' c!'(r) *! ar(!/ !/c;'-ca/ <! !' ' a+mac;'8 C)m) (a+!/ -'5!/(-6ac-)'!/ ') /-!m0r! /)' 1ac(-7+!/, +a ma2)r>a *! +)/ c.*c.*-6) 6)// *! c)'/ c)'/(r (rc ccc-.' .' 0r)5 0r)5!! !!' ' c-!r c-!r(a (a// 0r!/ 0r!/-) -)'! '!// a0r) a0r)??-ma ma*a *a//













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CAPÍTULO II

DISEO DE APATAS COMBINADAS

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