DB21/T 4446-2026
DB21 · 2026-05-30

Standardization of Highway Property Service

1Key Takeaways

This technical specification outlines the requirements for property service management specifically designed for highway facilities. It addresses operational procedures, personnel qualifications, and maintenance standards to ensure the efficient functioning of service areas along expressways. The document defines key r…

2Scope / Description

This technical specification outlines the requirements for property service management specifically designed for highway facilities. It addresses operational procedures, personnel qualifications, and maintenance standards to ensure the efficient functioning of service areas along expressways. The document defines key responsibilities for service providers, including safety protocols, environmental sanitation, and customer support mechanisms. It establishes criteria for facility upkeep, such as parking areas, rest zones, and fuel stations, to maintain a consistent level of service quality. The guidelines emphasize systematic management approaches, covering emergency response capabilities and regular inspection routines. By setting clear benchmarks for daily operations, the document aims to support the organized administration of highway service infrastructures. It serves as a reference for implementing standardized practices within this sector, facilitating uniformity in service delivery across different locations. The content covers aspects of staffing, equipment management, and performance monitoring without detailing specific enforcement mechanisms or organizational roles.

3Version History

DB21/T 4446-2026 2026-05-30

5Citation Network

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Cite this standard
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Referenced herein

6Frequently Asked Questions

What is DB21/T 4446-2026?
DB21/T 4446-2026 — Standardization of Highway Property Service is an international standard developed by Liaoning Provincial Standard of the People's Republic of China. This technical specification outlines the requirements for property service management specifically designed for highway facilities. It addresses operational procedures, personnel qualifications, and maintenance standards to ensure the efficient...
What does DB21/T 4446-2026 cover?
This standard covers: This technical specification outlines the requirements for property service management specifically designed for highway facilities. It addresses operational procedures, personnel qualifications, and maintenance standards to ensure the efficient functioning of service areas along expressways. The...
Who should use this standard?
This standard is intended for organizations, professionals, and stakeholders involved in various industries and sectors. It is applicable to manufacturers, service providers, regulatory bodies, and certification organizations.
What is the latest version of DB21/T 4446-2026?
The current published version is DB21/T 4446-2026, published on 2026-05-30. Always check for amendments or pending revisions.
How do I purchase DB21/T 4446-2026?
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