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Business Details
30 Years
experience
Expert Drainage Solutions in Dawlish, Devon
Established in 1996, Onspot Surveys has built a reputation for delivering precise and environmentally responsible drainage solutions across the UK. Our expertise spans sewer mapping, CCTV surveys, utility tracing, and CAD drawing services, supporting both commercial and domestic clients. As a family-run business, we combine decades of industry experience with a commitment to technical excellence and client-focused service. Our team includes accredited AutoCAD specialists and professionals with 18 years of experience in drainage reporting.

With operations based in Dawlish, Devon, we serve the South-West, Midlands, and South Wales, adhering to CHAS-accredited health and safety standards. Our director, Mark Rochelle, brings nearly 40 years of local drainage knowledge, ensuring tailored solutions for complex projects. We specialise in sewer adoptions compliant with Section 104 and 38 regulations, alongside comprehensive land and environmental monitoring. This blend of expertise, accreditation, and regional insight positions us to address diverse drainage challenges effectively.
Services
Sewer Mapping Manhole Surveys CCTV Surveys GPS Surveys Impermeable Area Surveys Utility Tracing Sewer Adoptions CAD Drawing Service
Details
  • Year established: 1996
Highlights and features
  • We have nearly 40 years of drainage industry expertise
  • Our team includes accredited AutoCAD specialists
  • CHAS-accredited health and safety compliance
  • Specialists in Section 104 and 38 sewer adoptions
  • Proven local knowledge across Devon and Cornwall
Associations and certifications
  • CHAS
Services
Sewer Mapping
We create detailed sewer network maps using advanced GPS and utility tracing technologies. Our surveys support infrastructure planning, maintenance, and compliance requirements. Services include data collection, GIS integration, and production of accurate as-built drawings for water authorities.
CCTV Surveys
Our high-resolution CCTV drain surveys identify blockages, structural defects, and maintenance needs. Using specialist equipment, we inspect pipework and manholes, providing recorded evidence and condition reports for remedial action planning.
Sewer Adoptions
We facilitate sewer adoption processes according to Section 104 and 38 regulations. Our services include surveying, documentation preparation, and CAD drawing production to meet water company requirements for infrastructure handover.
CAD Drawing Service
Our accredited CAD team produces precise drainage schematics and manhole data schedules. Drawings comply with water authority specifications, supporting new developments and existing network documentation requirements.
Utility Tracing
Using PAS:128 Type B GPR technology, we locate and map underground utilities including drainage systems. This service supports construction planning, avoiding service strikes and ensuring safe excavation activities.
People
Mark Rochelle
Director
With nearly 40 years of drainage industry experience, Mark established Onspot Surveys in 1996. His extensive local knowledge of Devon and Cornwall drainage networks informs strategic decision-making and client solutions.
Questions
What drainage services do you offer?
We provide sewer mapping, manhole surveys, CCTV drain inspections, utility tracing, impermeable area surveys, and CAD drawing services for commercial and domestic clients.
Are you accredited for health and safety?
Yes, we hold CHAS accreditation, demonstrating our commitment to high health and safety standards during all survey operations.
Which areas do you cover?
Our primary service areas include the South-West of England, Midlands, and South Wales, with particular expertise in Devon and Cornwall.
Can you handle sewer adoption projects?
Yes, we specialise in sewer adoptions compliant with Section 104 and 38 regulations, producing required CAD drawings and documentation.
How experienced is your team?
Our director has nearly 40 years of drainage experience, while office staff have 18 years of expertise in CAD drawings and drainage reports.
Do you provide environmental monitoring?
Yes, we offer environmental monitoring services as part of our comprehensive drainage survey solutions for construction and infrastructure projects.