T/ZZXJX 046-2021 Active Group standards

T/ZZXJX 046-2021 Urban Road Dredging and Repair Technical Specification

Publish Date: 2021-11-29 Implement Date: 2021-11-29 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/ZZXJX 046-2021

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: \nPollutant emission standards

ICS Name: Integrated Road Engineering

Publish Date: 2021-11-29

Implement Date: 2021-11-29

Scope

Main technical content: Foreword 1 Scope 2 Normative reference documents 3 Terms and definitions 4 Design 4.1 General provisions 4.2 Trench excavation 4.3 Roadbed backfilling 4.4 Repair of subbase and base layers 4.5 Repair of asphalt pavement 4.6 Repair of cement concrete pavement 4.7 Repair of paved pavement 4.8 Repair of sidewalks and kerbstones 5 Construction 5.1 General provisions 5.2 Trench excavation 5.3 Roadbed backfilling 5.4 Repair of subbase and base layers 5.5 Repair of asphalt pavement 5.6 Repair of cement concrete pavement 5.7 Repair of paved pavement 5.8 Repair of sidewalks, entrance/exit slopes, and kerbstones 6 Inspection and acceptance of road excavation repair projects 6.1 General provisions 6.2 Large-scale road excavation repair projects 6.3 Small-scale road excavation repair projects 7 Emergency road excavation repair