Pumping Blowing - PowerPoint PPT Presentation

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Title:

Pumping Blowing

Description:

?????????????????????????. ?????????????????????????????????? ... ????? Dowel Bar. ??????????????????????????. ???????????. ?????????????????????????????????? ... – PowerPoint PPT presentation

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Tags: blowing | dowel | pumping

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Transcript and Presenter's Notes

Title: Pumping Blowing


1
?????????????????????????
2
??????????????????????????????????
  • ???????????????????? ????
  • ????????????????????????
  • ???????????????????????????????????????
  • ???????????????????????
  • ?????????????????????????
  • ?????????????????????????????????????????

3
??????? Pumping ??? Blowing
  • ??????? ?????????????????????????????????????????
    ?????
  • ????????????? ??????????????????
  • Pumping ??????????????????????
  • Blowing ???????????????

4
??????????????????????????????????
  • ??????????????????? ????????????????????????????

5
??????????????????????????????????
  • ???????????????????????????????? primer ???
    mastic joint Sealer

6
??????????????????????????
  • ????????????????????????????????????????? Warping
    Stress
  • ????? Dowel Bar

7
??????????????????????????
  • ???????????
  • ??????????????????????????????????
  • ???????????????????????????? prime coat
  • ?????????????????????????????????????????????????

8
?????????????
  • ?????????????????? pumping action ????
    ????????????????????

9
?????????????
  • ???????????
  • ?????????????????
  • ?????????????????????????????????????
  • ???? mastic joint sealer ???????????????
  • ????????????????????? ?????? Mud Jack ????

10
????????????
  • ????????????????????????? (shrinkage) ???????????
  • ????????????????????????????????????

11
?????????????????????? (Scaling)
12
?????????????????????? (Scaling)
  • ??????????????????????????????????????????????????
    ???
  • ?????????????????????
  • ????????????????????
  • ????????????????????????????????????
  • ?????????????????
  • ???????????????????????

13
?????????????????????? (Scaling)
  • ????????????????
  • ????????????????????????????? 3/8 ??????????????
    Slurry Seal
  • ?????????????????????????? 3/8 ?????????????? ??
    Tack Coat ????????????? Asphalt Concrete
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