Pre-Purchase Structural Report

I'm looking for a detailed structural report on a residential property I'm considering purchasing. The property is over 50 years old, and I need a thorough evaluation due to concerns about the foundation, roof, and walls... (Budget: £250 - £750 GBP, Jobs: Architecture, Building Design, Building Engineering, Building Inspection, Civil Engineering, Construction Management, Construction Monitoring, Property Management, Real Estate, Structural Engineering)