Average Hourly Cost: The average hourly cost of Building Envelope Design services from a Structural Engineer in 2023 is typically around $125 - $150 per hour.

Cost Breakdown: The cost breakdown for Building Envelope Design services typically includes the cost of labor, materials, and overhead. Labor costs include the engineer's time, as well as any additional time spent on design, engineering, and consulting. Materials costs include any additional materials needed for the project, such as insulation, sealants, and fasteners. Overhead costs may include insurance, office space, and other related expenses.

Factors Affecting Cost: Several factors can affect the cost of Building Envelope Design services from a Structural Engineer. These include the type and quality of the accessory, the complexity of the job, and the location and service provider. The type and quality of the accessory can affect the cost, as higher-quality materials may be needed for more complex projects. The complexity of the job can also affect the cost, as more complex projects typically require more time and effort from the engineer. Additionally, the location and service provider can affect the cost, as the cost of labor and materials may vary depending on the area.