T/DZJN 422-2025 Total Quantity Measurement Standards for Data Center Project Engineering General Contracting
T/DZJN 422-2025 Total Quantity Measurement Standards for Data Center Project Engineering General Contracting
Basic Information
Scope
1.0.1 In order to improve the pricing and measurement level of general contracting projects for data centers, promote the standardization of pricing and measurement practices for data center projects, unify the methods of preparing bills of quantities and the rules of quantity calculation for data center general contracting projects, and promote the high-quality and sustainable development of data center general contracting projects, this standard is formulated. 1.0.2 This standard applies to the pricing activities of data center construction projects at all stages that adopt the general contracting model, as well as the quantity calculation and the preparation of bills of quantities and price lists in the pricing activities of data center general contracting projects.