SSB charges $115 - $125 per hour of engineering design or field inspection, depending on the nature of job.  Based on your preference, we are happy to provide you a fixed price lump sum or reimbursable time and materials proposal.  Most structural design projects for new single family homes between 3,000SF and 4,000SF cost $800-$1200 depending on the layout.  This price generally includes one site inspection as well as sealing the drawings and providing the design calculations.  Please contact us to get a quote for your project.