This comprehensive structural drawing depicts a three-story reinforced concrete building with detailed and thorough column and beam configurations across multiple levels (+0.00m, +3.00m, +6.00m, and +9.00m). This structure features a grid system with axes labeled A-D (1-4), with 200x200mm square columns and 200x400mm rectangular beams throughout. Column reinforcement varies by location, with specifications ranging from 8Y12 to 8Y16 vertical bars with Y8-50 and Y10-100-50 ties. Beams are systematically numbered according to their floor level (1B1-1B24, 2B1-2B24, 3B1-3B24). The drawing includes foundation elements, with column-to-foundation connections detailed. The structural system employs consistent rebar configurations with specific hook lengths (typical H.Length:580mm) and standardized concrete cover. Several auxiliary elements including ribs (300x100mm) are present in the floor systems. The structural grid maintains consistent spacing, creating a regular bay pattern suited for typical commercial or residential occupancy loads. Special attention is given to seismic detailing at beam-column joints, with closer tie spacing at critical zones.