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In asphalting, if we lay asphalt above a concrete pavement, do we need to apply tact coat first or not?

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Question ajoutée par Nelio Beleo , Civil Inspector , Petrojet
Date de publication: 2016/07/28
Benigno Tiglao
par Benigno Tiglao , QC Manager , ABV Rock Group

Yes. We need to apply tack coat to the substrate.

Abdul  Ahad
par Abdul Ahad , Material Engineer , Keo International Consultants - Qatar

Yes we must apply Tact Coat other wise how joint will come goodbetween  concrete and asphalt

Mohammad Hasan Annuari
par Mohammad Hasan Annuari , Project Support Engineer , Private contractor

With tact coat is better because this will serve a good contact between asphalt and concrete and most important we have to consider the duration of the pavement. Without tact it is just fine but there will be no guarantee of life span.

Utilisateur supprimé
par Utilisateur supprimé

Yes,we need to apply coat.

Ahilan R
par Ahilan R , Scientific Assistant-D , Nuclear Power Corporation of India Ltd (NPCIL)

Tack coat/prime coat @ 0.60Kg/Sqm is must 

Domingo De Patino
par Domingo De Patino , Instrument Supervisor / Pre commissioning , Daewoo E&C

yes,so that it will contact properly and become strong

muhammad Iqbal
par muhammad Iqbal , Fore Man , Copri Construction Enterprises

Yes we need a tact coat first. if we do not tact coat then concrete do not catch the asphalt so we fist tact the tact coat 

Mushtaq Hussain Mushtaq
par Mushtaq Hussain Mushtaq , Senior Lab Supervisor , Al Mumayaz Laboratory

Ultimately we need Tact Coat first for its proper implementation and results.

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