Wrap Around Extensions • Borrowash, Derbyshire
Wrap Around Extensions in Borrowash, Derbyshire
A wrap around extension in Borrowash connects a side return with a rear extension, creating an L-shaped open-plan layout. Because they combine side and rear additions, full planning permission from Erewash Borough Council is almost always required. Construction typically takes 12 to 16 weeks on site once groundwork begins.
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- Quality Workmanship
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Wrap Around Extensions in Borrowash: the short answer
A wrap around extension in Borrowash connects a side return with a rear extension, creating an L-shaped open-plan layout. Because they combine side and rear additions, full planning permission from Erewash Borough Council is almost always required. Construction typically takes 12 to 16 weeks on site once groundwork begins.
- Typical time on site
- Typically about 12 to 16 weeks on site from excavation to completion.
- Planning permission
- Full planning permission is almost always required due to the combined L-shaped footprint.
- Decided by
- Erewash Borough Council
- Indicative cost
- Indicative: £50,000 to £95,000+ as a general guide, dependent on size, steelwork, and interior specification.
Borrowash property: what makes the work different here
Borrowash offers an appealing blend of character properties, 1930s semi-detached homes, mid-century bungalows, and modern developments situated between Derby and Nottingham. Located around 11 miles from Nottingham city centre, the village features many homes with generous garden plots but restricted or compartmentalised ground-floor layouts. Semi-detached and detached houses along established residential roads often have unused side passages alongside compact rear kitchens, making them perfect candidates for a wrap around extension. By uniting the dead space down the flank of the house with a full-width rear addition, homeowners can create expansive, interconnected kitchen, dining, and living environments. The local geology along the Derwent Valley corridor occasionally presents alluvial soils and clay pockets, meaning foundation designs must be carefully engineered to match local ground conditions. Furthermore, proximity to older village quarters requires architectural continuity, ensuring exterior brickwork, roof pitch profiles, and mortar styles blend seamlessly with surrounding properties.
What wrap around extensions involves
Constructing a wrap around extension involves substantial structural and civil engineering work. The process begins with clearing the side passageway and rear garden, followed by excavating foundation trenches down to solid load-bearing strata as required by building control. Once concrete footings and below-ground drainage channels are installed, we build the external cavity walls with high-performance thermal insulation. The critical engineering phase involves installing structural steel beams—often configured in a goalpost arrangement—to support the upper floors while original exterior corner walls are removed. The roof structure is then constructed, incorporating flat roof warm-deck membranes or pitched timber frameworks fitted with lanterns, skylights, or roof tiles. With the new envelope made fully watertight, we install exterior glazing, lay underfloor heating, fit internal stud partitions, complete first-fix plumbing and electrical runs, and finish with plastering, kitchen fitting, and final surface decoration.
Do I need planning permission in Borrowash? (Erewash Borough Council)
Because a wrap around extension wraps around the original building by connecting a side return extension with a rear addition, it almost invariably exceeds the criteria set out under standard Permitted Development rights. Permitted Development rules apply strictly to standalone rear extensions or standalone side extensions, and combining the two into a contiguous L-shaped footprint requires a formal planning application. For homes in Borrowash, this application is submitted to Erewash Borough Council via their planning portal (https://www.erewash.gov.uk/planning/apply-planning-permission). The local authority assesses proposed roof heights, boundary proximities, light impacts on neighbouring windows, and the overall design relationship with the existing street scene. In areas where properties exhibit uniform building lines or if your home borders conservation boundaries, careful attention must be paid to materials and ridge heights. We handle the entire planning submission, preparing existing and proposed drawings, design statements, and liaising directly with planning case officers to achieve approval.
Building regulations, inspections and paperwork
Every wrap around extension in Borrowash must comply fully with UK Building Regulations, covering structural stability, energy efficiency, fire safety, and acoustic insulation. Building control services for the area are delivered by Erewash Borough Council's own building control team, which also covers Ashfield, Broxtowe and Mansfield. Their inspectors visit your property at crucial development stages, including foundation trench inspection, damp-proof course verification, structural steel and padstone installations, drainage testing, and thermal insulation assessment before internal boarding takes place. Removing intersecting corner walls requires significant steel frameworks, making precision and formal sign-offs essential for safety. At the end of construction, the surveyor performs a thorough final check to confirm that ventilation, emergency egress windows, smoke alarms, and structural openings meet technical standards. Once approved, Erewash Borough Council issues an official building control completion certificate, an essential legal document you must retain should you ever decide to sell your home in the future.
Council contacts for Borrowash
Erewash Borough Council is the planning authority. Building control is handled by Erewash Borough Council's own building control team, which also covers Ashfield, Broxtowe and Mansfield.
Details as published by the council. Fees and processing times change, so check the council's own page for the current figures — or let us handle the submission for you.
How we work, stage by stage
We manage the entire wrap around extension process from your initial consultation through to final handover, ensuring seamless project delivery. The journey begins with a comprehensive site assessment at your Borrowash property to explore your spatial requirements, review boundary constraints, and measure the building fabric. Our design team drafts detailed architectural plans and submits the full planning application to Erewash Borough Council. Concurrently, a structural engineer calculates steel sizing, foundation depths, and load distributions. Once approvals are secured, we finalise fixed milestone schedules and commence groundworks. Our team coordinates all on-site trades, managing excavation, brickwork, steel erection, roofing, glazing, plumbing, and electrical installations. We coordinate directly with building control officers for all mandatory inspections, ensuring work proceeds smoothly without delays. Throughout construction, you have a dedicated point of contact who keeps you updated on progress, upcoming phases, and practical timelines.
- Step 1
Design and Feasibility
We assess your property, evaluate side and rear access, discuss your vision, and produce architectural concepts tailored to your budget and space needs.
- Step 2
Planning and Engineering
We create detailed architectural plans, manage the full planning submission to Erewash Borough Council, and commission structural steel calculations.
- Step 3
Groundworks and Drainage
We excavate side and rear footings, pour building control-approved concrete foundations, and install new underground drainage and inspection chambers.
- Step 4
Superstructure Wall Construction
Our bricklayers construct insulated cavity walls, incorporating matching brickwork or modern blockwork designed for silicone render systems.
- Step 5
Structural Steel Knock-Through
We erect heavy structural steel frames to safely carry existing first-floor walls before carefully taking down the original load-bearing corner walls.
- Step 6
Roofing and Watertight Shell
We construct the roof framework, install warm-roof waterproofing membranes or tiles, fit roof lanterns, and install high-performance exterior doors and windows.
- Step 7
First Fix and Plastering
Trades complete internal stud walls, plumbing, electrical wiring, underfloor heating, floor screeds, and smooth plaster skim coats.
- Step 8
Fit-Out and Completion
We install your kitchen, fit sanitaryware, complete second-fix joinery and electrics, and arrange final sign-off with Erewash building control.
| Weeks 1-3: Groundworks and Substructure | Site setup, clearing side pathways, excavating foundation trenches, pouring concrete, and rerouting below-ground drainage lines. |
|---|---|
| Weeks 4-6: Superstructure Masonry | Laying damp proof courses, building insulated external cavity walls, and preparing openings for structural steel installations. |
| Weeks 7-9: Steelwork and Roofing | Installing load-bearing steel beams, removing internal corner walls, and framing the pitched or flat roof structure. |
| Weeks 10-12: Glazing and Dry Shell | Fitting roof coverings, roof lanterns, bifold doors, and windows to achieve a completely watertight building envelope. |
| Weeks 13-14: First Fix and Plastering | Running electrical cables, pipework, underfloor heating loops, applying floor screed, and plastering all internal walls. |
| Weeks 15-16: Second Fix and Handover | Fitting the kitchen, connecting plumbing and lighting, completing second-fix joinery, and securing the building control completion certificate. |
What drives the cost in Borrowash
Several practical factors influence the total investment required for a wrap around extension in Borrowash. The overall floor area and site accessibility play primary roles; properties with tight side returns or stepped garden levels require additional manual labour and tailored groundworks. Structural requirements represent another key cost element. Removing load-bearing rear and flank walls demands complex steel box frames or heavy universal columns, along with calculated concrete padstones. Ground conditions and subterranean drainage routes also impact the groundwork budget, especially if existing inspection chambers or public sewers require diversion. Your choice of exterior architectural finishes, such as matching traditional Derbyshire red brickwork versus contemporary render, affects material costs. Internally, budget variables include the specification of glazing systems—such as oversized aluminium sliding doors or bespoke structural roof lanterns—alongside heating setups like wet underfloor heating systems, electrical points, and premium kitchen configurations.
| Structural Steel Complexity | Combining wide side and deep rear additions requires heavier structural steel beams and larger concrete padstones to support first-floor loads safely. |
|---|---|
| Glazing and Roof Lights | Oversized aluminium sliding panels, frameless skylights, or extensive bifold runs increase fabrication costs compared to standard UPVC windows and doors. |
| Site Access and Ground Conditions | Narrow side access or stepped garden plots increase labour time for moving materials, spoil removal, and manual trench excavations. |
| Drainage and Utilities | Relocating existing shared manholes, soil stacks, or deep public sewers requires specialized pipework and building control-approved rerouting. |
| Interior Fit-Out Specification | Custom kitchen cabinetry, quartz surfaces, multi-zone underfloor heating, and bespoke lighting significantly influence the final project investment. |
Cost ranges on this page are indicative guides only, not quotations. Your figure depends on the survey, specification and site conditions.
Projects we take on in Borrowash
We construct various wrap around extension styles in Borrowash, tailored to the specific architecture of your home and your lifestyle needs. Popular configurations include expansive open-plan kitchen-diners featuring continuous sightlines, flush-threshold aluminium bifolding or sliding doors, and structural roof lanterns that flood central living areas with daylight. For growing families, we frequently design L-shaped wrap arounds that incorporate a spacious social kitchen alongside dedicated ancillary spaces, such as an enclosed utility room, ground-floor cloakroom, walk-in pantry, or quiet home office. We also build wrap around extensions on detached bungalows to dramatically increase living accommodation without eating excessively into rear garden space. Whether your goal is contemporary architectural styling with flat warm roofs and sleek parapets, or traditional pitched roof forms finished in local clay tiles to match your existing dwelling, we tailor every detail to your requirements.
Read the full Wrap Around Extensions guide for design options, planning rules and what drives cost.
Living in the house while we work
Remaining in your home during the construction of a wrap around extension is entirely achievable with forward planning, though you should expect periods of dust and disruption. During early groundworks, masonry construction, and roof installation, trades operate externally with minimal intrusion into your main living quarters. The most disruptive phase occurs during structural knock-throughs when existing corner walls are removed to merge the spaces. To protect your home, we erect sturdy, dust-sealed timber partitions and heavy-duty plastic screening to isolate the construction zone from your existing rooms. If your project involves moving your kitchen into the new extension, we help arrange a temporary cooking and washing station in an adjacent room to maintain everyday comfort. Site parking and deliveries are managed sensibly; we keep driveways accessible where possible and ensure skips, grab lorries, and material drops do not block access for your neighbours along residential Borrowash streets.
Areas we also cover near Borrowash
In addition to our work in Borrowash, we design and construct high-performance wrap around extensions across the immediate surrounding localities. We regularly work in neighbouring Spondon, helping homeowners modernize traditional suburban layouts with open-plan living zones. We also operate extensively in Ockbrook, catering to distinct property types and village settings where careful planning and sensitive material selection are paramount. Further along the corridor, we deliver turnkey extension projects in Draycott, modernising both period cottages and postwar family homes. Our established familiarity with this section of Derbyshire ensures we understand regional building vernaculars, typical ground conditions, and the administrative workflows of Erewash Borough Council's planning and building control departments, allowing us to manage your project efficiently regardless of your exact location in the area.
Wrap Around Extensions in Borrowash: questions people ask
What are the main cost drivers for a wrap around extension in Borrowash?
The overall price of a wrap around extension in Borrowash depends primarily on footprint dimensions, structural steel complexity, ground conditions, and your glazing choices. Removing load-bearing corner walls requires heavy steel frameworks, which increases engineering and fabrication costs. High-end finishes, underfloor heating, relocation of drainage pipes, and large aluminium bifolds or roof lanterns will also lift the overall project budget compared to standard specification builds.
What is the indicative budget for a wrap around extension in Borrowash?
As an indicative guide, wrap around extensions in the Borrowash area typically range from £50,000 to £95,000 or more for larger, highly customised builds. Every home presents unique structural factors, so this is an indicative range rather than a fixed quotation. The final figure reflects ground conditions, kitchen specification, drainage alterations, and whether extensive structural steelwork is required to open up the internal ground floor layout.
How long does a wrap around extension take from start to finish?
On site, a typical wrap around extension project takes approximately 12 to 16 weeks to complete from excavation to handover. The design, architectural drawings, structural calculations, and Erewash Borough Council planning process usually require an additional 8 to 12 weeks before work starts. Bad weather or complex drainage relocations can occasionally lengthen the on-site programme, but we provide a clear week-by-week timeline before commencing.
Do I need planning permission for a wrap around extension in Borrowash?
Yes, wrap around extensions almost always require a full planning application submitted to Erewash Borough Council. Permitted development rules treat side and rear extensions under separate criteria, and combining them into an L-shaped footprint wraps around the original building fabric in a way that typically falls outside standard permitted development rights. We handle the full planning submission, drawings, and liaison with planning officers on your behalf.
Can a wrap around extension ever be built under permitted development?
Wrap around extensions rarely fall within permitted development limits because they join a side extension with a rear addition, exceeding the standard envelope criteria set by central government regulations. Even if the rear and side parts individually meet dimensional thresholds, combining them into an L-shape wrap voids permitted development in almost all scenarios. Consequently, submitting a full planning application to Erewash Borough Council is the standard legal route.
What happens if my home is in a conservation area?
If your property is situated within or near a conservation area in the wider Borrowash or neighbouring Ockbrook district, additional planning controls apply. Erewash Borough Council will scrutinise exterior materials, rooflines, window styles, and front elevation visibility to protect the local architectural heritage. Permitted development rights are restricted in designated heritage areas, meaning bespoke architectural design that respects neighbouring character is essential for obtaining planning approval.
How do building regulations and inspections work for these builds?
All wrap around extensions require building regulations approval to ensure structural integrity, fire safety, thermal performance, and ventilation standards are satisfied. Erewash Borough Council's own building control team, which also covers Ashfield, Broxtowe and Mansfield, carries out statutory site inspections at critical milestones including foundations, damp proofing, structural steel installations, drainage, and insulation. A formal completion certificate is issued once all stages pass final inspection.
Will I need a party wall agreement with my neighbours in Borrowash?
If your extension requires building up to or along a shared boundary, or excavating foundations within three to six metres of a neighbour's structure, the Party Wall etc. Act 1996 applies. You must serve formal party wall notices to adjoining owners at least one to two months before construction begins. We help identify boundary implications early and ensure accurate drawings are prepared to simplify the party wall agreement process.
How are payments and VAT structured during the project?
All our formal quotes clearly detail applicable VAT, standard material specifications, and labour costs with no hidden extras. Payments are structured on a phased schedule tied directly to verified construction milestones, such as completion of foundations, structural steel erection, roof watertightness, and first fix trades. You never pay upfront for work that has not yet been completed, ensuring complete transparency and financial security throughout the project.
Why are structural calculations and architectural drawings necessary?
Accurate architectural drawings and independent structural calculations are essential for wrap around extensions. Because significant sections of the original corner and rear walls are removed, a structural engineer must calculate the size and bearing of steel beams and posts. These detailed calculations are submitted to Erewash Borough Council's building control team to verify structural stability before our groundworkers and bricklayers install any steelwork on site.
What should I look for when choosing a builder for a wrap around extension?
When selecting a builder in Borrowash, prioritize teams with direct experience in complex structural openings and clear local council compliance. Look for contractors who provide comprehensive staged contracts, clear payment milestones, and full project management from groundworks through to completion. An established builder should manage building control inspections seamlessly and maintain an open line of daily communication to keep disruption to a minimum.
Can we live in our home during the extension build?
Most homeowners choose to remain living in the property during the build, although you must prepare for temporary disruption. When opening the original house into the new extension, we erect dust-tight hoarding and temporary thermal barriers to seal off living spaces. If your kitchen is being relocated, we help set up temporary cooking facilities so daily household routines can continue as smoothly as possible throughout construction.
How do you manage parking, skip placement, and site access?
Before starting work, we establish clear logistics for parking, deliveries, and waste management. Borrowash properties usually offer driveway space or manageable kerbside access, but narrow side passages require careful planning for moving materials. We schedule skips to arrive only when needed and coordinate plant deliveries at set times of day to prevent blocking neighbouring driveways or causing inconvenience to residents along your street.
What paperwork, guarantees, and certificates do I receive at handover?
Upon project completion, you receive full certification confirming the extension meets all legal building standards. This includes the Erewash Borough Council building control completion certificate, electrical installation condition reports, Gas Safe certificates for heating alterations, and manufacturer warranties for glazed units and flat roofing membranes. These documents are vital for future property sales and validate the quality of all structural work carried out.
Which neighbouring areas do you cover around Borrowash?
From our base, we regularly deliver wrap around and single-storey extensions across Borrowash and adjacent communities. Our team works across neighbouring Spondon, Ockbrook, and Draycott, delivering complete design, structural engineering, and construction management. Because we operate extensively across this corridor, we understand local ground conditions, drainage layouts, and the specific planning expectations of Erewash Borough Council across each nearby neighbourhood.
How do I get started with a wrap around extension quote?
Getting started is straightforward. Contact Design N Build by calling 07888 885791, messaging us on WhatsApp, or submitting the online quote form on our page. We will arrange an initial site visit to assess your Borrowash home, discuss your budget and design ideas, review planning requirements, and provide a detailed, itemised feasibility proposal outlining the next steps for your wrap around extension.
Next step for your Borrowash project
If you are ready to expand your living space and add lasting value to your Borrowash home, the team at Design N Build is here to guide you. Whether you have initial design concepts or require complete architectural and structural services from scratch, we offer practical advice tailored to your property. Contact us today on 07888 885791 to discuss your ideas, send a quick message via WhatsApp, or complete our straightforward online quote form to request an initial site consultation. We will evaluate your property, explain the planning requirements, and provide a clear, itemised proposal to bring your wrap around extension to life.
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