T/CQTX 0001-2020 Active Group standards

T/CQTX 0001-2020 Installing steel elevator shaft for existing buildings

Publish Date: 2020-09-18 Implement Date: 2020-10-01 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/CQTX 0001-2020

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Elevator

ICS Name: Elevators, escalators

Publish Date: 2020-09-18

Implement Date: 2020-10-01

Scope

Main technical content: (1) Design requirements, including: 1. Design principles; 2. Shaft dimensions; 3. Design service life; 4. Load requirements; 5. Fire-resistant and corrosion-resistant design; 6. Seismic design; 7. Structural system design; 8. Steel grades and standards; 9. Connection material models and standards; 10. Shaft column footings; 11. Connection between new and existing structures; 12. Foundation design; 13. Shaft curtain walls. (2) Manufacturing requirements, including: 1. Relevant content from GB 7588-2003 *Safety Code for Elevator Manufacture and Installation*; 2. Welding quality grades; 3. Requirements for column footing installation; 4. Connection and reinforcement; 5. Connection to existing buildings; 6. Manufacturing requirements for fire protection and corrosion resistance. (3) Installation technical requirements, including: 1. Installation conditions; 2. Local reinforcement; 3. Seismic reinforcement; 4. Installation requirements for embedded anchors and adhesive materials; 5. Construction of support foundations and base platforms; 6. Reinforcement of existing building foundations; 7. Verticality requirements for steel-structured shafts; 8. Lightning protection and grounding for steel-structured shafts. (4) Acceptance, including: 1. Inspection during manufacturing; 2. Factory inspection; 3. Foundation inspection; 4. Inspection during installation; 5. Supervision and regular inspections. (5) Use and maintenance requirements