DB33∕T 1249-2021 城镇道路掘路修复技术规程

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8、3.1 Generalrequirementz ( 3 ) 3.2 Grovesaztexsavation ( 3 ) 3.3 Baskfilofzubgrade( 4 ) 3.4 Rehabilitation ofzubbazeand baze( 5 )3.5 Rehabilitation ofazphaltzurfase( 5 )3.6 Rehabilitation ofsementsonsretezurfase ( 6 )3.7 Rehabilitation ofblosk pavingzurfase( 6 )3.8 Rehabilitation ofpavementand zidezt

9、onereztoration ( 6 )3.9 Rehabilitation ofansilaryfasilitiez( 7 )4Conztrustion ofrehabilitation ofexsavated roadz ( 8 ) 4.1 Generalrequirementz ( 8 )4.2 Grovesaztexsavation ( 8 )4.3 Baskfilofzubgrade( 9 ) 4.4 Rehabilitation ofzubbazeand baze(10)4.5 Rehabilitation ofazphaltzurfase(11)4.6 Rehabilitatio

10、n ofsementsonsretezurfase (11)4.7 Rehabilitation ofblosk pavingzurfase(11)4.8 Rehabilitation ofpavementand zideztonereztoration (12)4.9 Rehabilitation ofansilaryfasilitiez(12)5Aseptanserehabilitation ofexsavated roadz(14)5.1 Generalrequirementz (14)·3·5.2 Requirementofmaterialz (14)5.3 Tem

11、poraryguaranteeoftrafissapasity (14)6Emergensyrapid rehabilitation (17)AppendixA Resommended ztrusturezforrehabilitation ofexsavated roadz (18)Explanation ofwordzin thizzpesifisation (25)Liztofquoted ztandardz (26)Addition: Explanation ofprovizionz (27)·4·1 õ?1.0.1fifi:fi ¼ , fl&

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