Building Regulations Drawings & Compliance in Swansea & South Wales
Full Building Control Packages, Detailed Technical Drawings & Structural Compliance for Extensions, Conversions & New Builds
Building Regulations approval is legally required for most building work, including extensions, loft conversions, garage conversions, structural alterations, new builds, and HMOs. At Complete CAD & Structural Solutions Ltd (CCS), we provide fully compliant Building Regulations drawings, specifications, and structural calculations for projects across Swansea, Neath, Port Talbot, Llanelli, Bridgend, Cardiff and wider South Wales.
Our Building Regulations packages are prepared to the highest standard and accepted by all Local Authority Building Control (LABC) departments and private building inspectors. We ensure your project meets all requirements under Parts A–P of the Building Regulations.
Contact our team today for building regulation compliance guidance.
WHAT OUR BUILDING REGULATIONS PACKAGE INCLUDES
Full Technical Drawings
We prepare detailed construction drawings covering:
- Foundations
- Walls, floors & roof build-ups
- Structural elements (beams, lintels, load paths)
- Insulation & thermal performance
- Fire safety details
- Drainage layouts
- Ventilation & airflow
- Sound insulation
- Stairs, guarding & access
- Electrical layouts (Part P guidance)
Structural Calculations
We provide all required structural design, including:
- Steel beam calculations
- Load‑bearing wall assessments
- Foundation design
- Roof strengthening
- Floor joist design
- Retaining wall design (if applicable)
Specifications & Notes
We include a full written specification outlining:
- Material standards
- Insulation levels (U‑values)
- Fire protection requirements
- Acoustic performance
- Waterproofing/damp protection
- Ventilation systems
- Approved construction methods
PARTS OF THE BUILDING REGULATIONS WE COVER
We ensure compliance with all relevant sections:
- Part A – Structure
- Part B – Fire Safety
- Part C – Moisture Control
- Part D – Toxic Substances
- Part E – Sound Insulation
- Part F – Ventilation
- Part G – Sanitation & Hot Water
- Part H – Drainage
- Part J – Combustion & Fuel Storage
- Part K – Protection from Falling
- Part L – Energy Efficiency
- Part M – Access
- Part P – Electrical Safety
- Part Q – Security of Dwellings
Our drawings and calculations are prepared specifically to meet local authority expectations.
WHY BUILDING REGULATIONS APPROVAL IS IMPORTANT
Approval ensures your development is:
- Structurally safe
- Fire‑safe
- Energy efficient
- Sound insulated
- Properly drained
- Damp‑proofed
- Safe for occupants
- Fully compliant and mortgage‑approved
Skipping Building Regulations risks:
- Council enforcement
- Fines
- Forced removal or rebuilding of work
- Major structural failures later
We ensure full compliance from start to finish.
TYPICAL PROJECTS WE PROVIDE BUILDING REGULATIONS FOR
- House extensions
- Loft conversions
- Garage conversions
- HMOs
- New builds
- Structural wall removals
- Internal alterations
- Outbuildings & annexes
- Commercial refurbishments
OUR PROCESS
Consultation
We review your planning drawings or concept layouts.Detailed Design
We prepare technical drawings, structural calculations and specifications.Submission
We submit your Building Regulations package to the local authority or your private inspector.Liaison with Building Control
We respond to all queries, provide amendments and support during the approval process.Construction Support
We guide builders on-site and answer technical questions as construction progresses.
Areas We Cover
- Swansea
- Neath
- Port Talbot
- Llanelli
- Bridgend
- Cardiff
- Vale of Glamorgan
- RCT
- Merthyr
- Carmarthen
WHY CHOOSE CCS?
- Structural engineer + architectural designer in one service
- Over 500+ successful Building Regulations packages delivered
- Accepted by all councils and approved inspectors
- Clear, detailed drawings builders can easily follow
- Fast turnaround times
- Competitive fixed fees
- Local expertise across Swansea & South Wales
FREQUENTLY ASKED QUESTIONS
Do all extensions need Building Regulations?
Yes, even if planning permission is not required.
Can you work from drawings produced by others?
Yes, we can upgrade existing drawings to full Building Regulations standard.
How long does Building Regulations approval take?
Typically 2–4 weeks depending on the inspector.
Do you liaise directly with Building Control?
Yes, we handle all communication and amendments.
Do I need structural calculations?
Yes, any structural work requires calculations for approval.
Contact Complete CAD & Structural Solutions Limited
Get in touch with our team today for our help and guidance on building regulations.