Att 3 - 1PL-100-4.pdf

This is an architectural drawing for basement floor plumbing, waste, and vent planning. The document appears to be a professional engineering schematic prepared by Schwab Engineering & Management, located in Pasadena, California, for a registered professional engineer (License No. M + HI MA + AH). The drawing provides detailed layout and specifications for mechanical, plumbing, waste, and vent systems in a basement floor configuration, identified as Drawing No. D-WING and designated as the basement floor plumbing waste and vent plan. The schematic includes a key map showing the relevant area (D-WING), general notes section, and key notes for reference, with standard architectural grid lines and dimensioning for construction purposes. The document indicates this is part of a larger project set and includes standard title block information, revision notations, and professional architectural/engineering consultancy credentials typical of construction documentation for commercial or institutional facilities.