1. This document provides a cost appraisal for a proposed commercial building project located at Cecil Street/Teluk Ayer Street consisting of an office building, retail shops, basement car parks, open space, underground pedestrian walkway, and garden rooftop. 2. It details the gross and construction floor areas for the office and retail components, number of basement and additional parking lots, as well as a plot area for an F&B kiosk. 3. Construction methodology includes bored piling, bubbledeck system, and industrialized building system to reduce costs and impacts. 4. Total construction costs are provided for the office and retail components as well as amenities. The document also discusses green building