LD/T 74.4-2008Construction of labor quota installation works - Ventilation and Air Conditioning Engineering (English PDF)

1 Foreword

LD/T 74.4-2008 was issued by Ministry of Labor and Social Security on 8 January 2009 and has been in force since 1 March 2009.

It is one of 5 parts of the LD/T 74 series.

The LD/T prefix marks a recommended standard. It is not law in itself: it becomes binding when a contract names it, when a regulation or a mandatory standard refers to it, or when a producer declares conformity with it.

2 Scope Preview

This standard applies to general industry and civil new, expansion and renovation of the ventilation and air conditioning works, including carbon steel plate, galvanized steel sheet, plastic plate, stainless steel, glass and steel. Meet the pull system of ventilation ducts and parts production, installation works, mechanical ventilation, air conditioning, dust and other equipment installed. This standard is the preparation of construction jobs construction enterprises plan, issuing the mission statement, assessment of ergonomics, implementation based distribution according to work and economic accounting. Is to regulate the construction and performance of the labor contract signed, to guide the construction business management services and payment settlement basis. The various regions \ budgeting departments fixed, inventory valuation fixed labor consumption standard basis. Is around the construction administrative department issued artificial physical quantities on the basis of price.

LD/T 74.4-2008 falls under ICS 93.010, in the field of civil engineering.

This catalogue holds 30 other LD/T standards in that field.

In this catalogue, LD/T standards carry edition years from 1991 to 2024.

3 About this standard

Issued by: Ministry of Labor and Social Security

English translation: about 72 pages

Chinese original: about 109,149 characters

4 Related standards

Other parts of this standard:

LD/T 74.1-2008 — Pipeline installation engineering

LD/T 74.2-2008 — Electrical installation work

LD/T 74.3-2008 — Brush oil, anti-corrosion and insulation engineering

LD/T 74.10-2002 — Civil Aviation Safety Inspectors quota for

Standards on related subjects:

GB/T 33233-2023 — Water saving enterprises—Electrolytic aluminium industry

GB/T 26926-2011 — Water saving enterprises - Petroleum refining

GB 50137-2011 — Code for classification of urban land use and planning standards of development land

5 Classification and status

International classification (ICS): 93.010

Chinese Standard Classification (CCS): P 02

Prefix LD/T: recommended standard.