C1 - Contractor Cost Workbook - Union HS Performing Arts.xlsx

This is a Contractor Cost Workbook for a construction management services project at Union High School in Grand Rapids Public Schools, Michigan. The document outlines the estimated construction costs and staffing requirements for a performing arts facility expansion totaling 264,800 square feet. The project follows a Construction Manager as Constructor (CMc) delivery method, with preconstruction services scheduled from January 1, 2027 to November 15, 2027, and construction occurring from June 15, 2028 to October 15, 2028. The preconstruction phase spans 11 months with 40 assigned hours, while the construction phase is estimated at 4 months with 40 assigned hours. The project duration totals approximately 15 months across both phases.

The total estimated construction cost is $2,068,540. The general conditions are minimal, comprising only $810 in costs (0.04% of construction cost), consisting of $400 in personnel labor and $10 in permits and insurance. Staffing is predominantly assigned to a single Senior Project Manager (Joe 'Example' Dirt) at a rate of $10.00 per hour for both preconstruction and construction phases. Personnel rate increases are limited to 3 percent annually after December 31, 2025, and are based on a 40-hour work week with no overtime charges to the owner. The workbook indicates that the project is managed under prevailing wage rules. No additional equipment, materials, subcontractors, or reimbursable expenses beyond the building permit and general conditions have been populated in the cost estimate provided.