Nzira dzekurapa dzepamusoro uye zvinodiwa zvesimende kongiri mapurojekiti ane chekuita nezvinodiwa zveinjiniya maitiro.Nokudaro, midziyo uye maitiro ekuvaka anoshandiswa akasiyana maererano nezvinodiwa zvepurojekiti.Chinangwa chikuru chebhiriji deck chiseling ndechekugadzirisa dambudziko rekunamatira pakati pematanho.Iyo inoyangarara slurry yesamende kongiri yebhiriji deki ndicho chinhu chikuru chinokonzera kutadza kwebhiriji deki isingapindi mvura, kutadza kweiyo interlayer bonding uye kutadza kwebhiriji deck paving.Naizvozvo, kana bhiriji deck laitance isina kuchekwa zvachose, pasi pekuita kwemutoro wekutyaira uye kuzununguka, iyo laitance inokonzeresa delamination kutadza nekuda kwekusakwana kweshear kuramba, uye ichaputsika pasi pekuita kwekukukurwa kwemvura, zvichikonzera kuparadzwa kwe iyo yepamusoro asphalt kongiri layer..

1. Bridge deck chiseling haifaniri kungobvisa laitance chete, asiwo kuumba nzvimbo isina kuenzana, kureva, musiyano pakati pepamusoro uye mbiru dzepamusoro mushure mekucheneswa, kukosha kwe mil kunofanira kuva kwakakura, nenzira iyi chete inogona kuita zvidimbu. sungirirwa zvakasimba.Kuveura kwehafu-yakaomesesa pavement base layer Iyo yekucheka kudzika uye kushanda zvinodiwa zvehafu-yakaomesesa pavement base layer ye Expressway isati yaisa asphalt kongiri, pamwe nezvinodiwa zvechiseling midziyo uye bhiriji deki.

2. Chinangwa chezviviri izvi zvekurapwa kwepamusoro ndechekuita kuti asphalt kongiri pavement uye base layer vakwanise kubatana zvakasimba, uye kudzivirira mvura kuti isapinda, iyo yekutanga ndeyekuchekerera iyo yakakwenenzverwa simende yekongiri pavement kuita nzvimbo yakaoma, iyo yekupedzisira. Ndechokubvisa mavanga evhiri panhandare yendege.Chinangwa chezviviri ndechekugadzirisa uye kudzoreredza anti-skid uye zvinobudirira kuvandudza kugona kuramba vibration uye deformation.

3. Kuchekwa kwesimende pavement uye mugwagwa wepaairport. Chiselling chinodiwa pamugwagwa wesamende uye mugwagwa wepa airport kudzivirira mota kuti dzisatsvedza pakutyaira nekumhara.