Case Study: Drone Roof Condition Survey – Haven Business Park, Boston
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Client: Ellen Group Facilities
Location: Haven Business Park, Boston, PE21 7AA
Survey Type: Commercial Drone Roof Condition Survey
Inspection Date: 27 July 2025
Equipment Used: DJI Mavic 3 Pro Drone
Weather: Cloudy and dry, 19–21°C
Detailed Roof Defects
48 Hours Turn around
Objectives
Identify visible roof defects and drainage issues without intrusive access
Provide photographic and video documentation of all roof slopes, ridges, and skylights
Support the client’s facilities maintenance planning and insurance compliance
Establish a baseline condition report for future comparative inspections
Findings
The inspection identified moderate wear and isolated defects typical of commercial roofing systems of this age and use. No active water ingress was detected at the time of inspection. Key observations included:
Damaged external lighting (Red – urgent repair)
Blocked guttering and downpipes showing early corrosion and paint flaking (Amber – maintenance required)
Exposed ridge seals requiring resealing to prevent future water ingress (Amber)
One cracked skylight panel identified on Unit 15 (Red – replacement required)
Remaining skylights in good condition (Green – no immediate action needed)
Recommendations & Remediation Plan
To maintain compliance and prolong roof lifespan, New Homes Inspections advised:
Full gutter clearance and repainting to BS EN 12056 standard.
Replacement of damaged lighting fittings to BS 7671 compliance.
Localised downpipe repair and joint resealing.
Resealing of exposed metal ridge seals.
Replacement of the cracked skylight and re-coating of weathered roof paint.
Estimated Remedial Cost Range: £5,000 – £7,000 (indicative).
Summary
The drone-assisted survey for Ellen Group Facilities delivered a comprehensive visual report with RAG-rated priorities, enabling targeted maintenance planning and full compliance with insurer and British Standards. Completed in a single morning without roof access, it reduced costs by over 40% while ensuring long-term asset protection and operational efficiency at Haven Business Park.
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