CATÓLICA DE SANTA CATARINA CATARINA EM JOINVILLE JOI NVILLE ENGENHARIA CIVIL
PAVIMENTOS PAVIMENTOS FLEXIVEIS FLEX IVEIS
BARBARA MARQUES DA ROSA RUY HULDORICO SOUZA JUNIOR
JOINVILLE – SC ABRIL 2016 2016
BARBARA MARQUES DA ROSA RUY HULDORICO SOUZA JUNIOR
Sumário INTRODU!O ..................................................................................................4
2. PAVIMENTO.............................................................................................. 5 2"1
P#$%&'()*+ F,'-%$'%+ .............................................................................6
2.2 Pavimentos Rigidos............................................................................... 2.! Pavimento Semi"Rigido......................................................................#
INTRODU!O
2. PAVIMENTO
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" PROJETO E EXECU!O DE PAVIMENTOS FLEXIVEIS
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5. RE$%PERA&'O E RE(OR&O )E PAVIMENTOS (*E+IVEIS
A grande maioria das ,ato-ogias envo-vendo ,avimentos e/0veis s1o de aráter evo-utivo3 ou sea3 uma sim,-es ssura se n1o e-iminada em tem,o ,ode evo-uir ,ara trina e3 om a a-ao do tra7ego e intem,8ries3 se trans7ormar em uma ,ane-a. )esta 7orma3 9uanto antes 7or orrigido3 menor sera o usto da o:ra. Entre as in;meras ,ato-ogias as ssuras3 os desgastes ,reoes3 a de7orma1o as7á-tia e a 7orma1o de ,ane-as <:uraos= s1o as ,rini,ais ,ato-ogias. No >rasi-3 devido ao tra7ego ,esado e n1o ontro-ado3 grande ,arte dos ,ro:-emas envo-vendo ,avimentos se origina na su,er70ie3 e om o tem,o3 a7etando amadas mais ,ro7undas da via. Este tra7ego ,esado e ontro-ado se deve ao 7ato de n1o ,oder se estimar om ,reisao a 9uantidade de ve0u-os e sua arga so-iitante3 uma ve? 9ue ,ara minimar estas ,ato-ogias3 estaria se em,regando um a-to usto ao su,er dimensionar a via. Ao ana-isar uma ,ato-ogia3 deve"se ava-iar a nature?a de sua ,ato-ogia ,ois grande ,arte dos de7eitos na su,er70ie s1o devidos a trinas3 ,ane-as e de7orma@es e antes de orrigi"-as deve"se veriar sua -oa-i?a1o3 e/tens1o e severidade. A ava-ia1o da su,er70ie ,ode ser 7eita visua-mente ou om uso de -asers ,ara se determinar sua ,ro7undidade. %m dos m8todos mais uti-i?ados no >rasi- ,ra inventario da su,er70ie 8 a Ava-ia1o de ravidade -o:a-
,ondera@es variando de C32 D 3C3 sendo 9uanto mais ,rF/imo do ?ero3 me-Gor a 9ua-idade do ,avimento. Muitas ve?es3 as ,ato-ogias 9ue surgem na su,er70ie3 s1o devidos ao mau dimensionamento da mistura as7á-tia3 uso d e-igantes ineientes ou inade9uados e 7a-ta de em:riamento dos materiais granu-ares. Há a estrutura ,ode ser seriamente om,rometida 9uando Gouver in-tra1o de agua3 ,ois nestes asos a estrutura su,erior se rom,e3 trinando e ausando a7undamento de ,arte da su,er70ie.
ME)INA3 H.3 3 MeJnia dos Pavimentos. K edi1o3 !#C ,. Rio de Haneiro"RH3 Editora %(RH
