Structural Design Specification Sheet for Prefabricated RC Frame Building

Comprehensive structural design specifications for a 4-story residential apartment building using reinforced concrete prefabricated frame structure. The document details seismic design parameters (intensity, overall, 7, Class C fortification), with building dimensions of 17.85×40.18m and height of 13.05m.

Key Specifications:
– Main structure: Reinforced concrete prefabricated frame with 3.0m standard floor height
– Foundation details: 250mm indoor/outdoor height difference
– Floor loading requirements: 2.0kN/m² for apartments, 2.5kN/m² for corridors and bathrooms
– Reinforcement specifications: Contains detailed reinforcement requirements for floor openings, pipe penetrations, and beam-column connections
– Construction tolerances: Includes comprehensive allowable deviation tables for cast-in-place structures
– Embedded element requirements: Specifies reinforcement methods for various openings (≤300×300mm, 300-1000mm, >1000mm)

The document also includes technical specifications for welding requirements, rebar overlap lengths, and connection detailing for seismic compliance per Chinese building codes.