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How we work

Our Process

From initial enquiry to final handover, here's exactly what to expect at every stage of your construction project.

Typically 16 to 24 weeks for extensions, 6 to 12 months for new builds

Two-storey brick and block extension rising inside scaffolding on a Brits site

Phases

Project Phases

Open a phase to see each step, what you will receive, and what we need from you.

Your journey starts with a call or online enquiry. We'll respond within 2 hours during business hours.

  1. 1

    Make Contact

    Call us on 020 4569 0526, email info@britsconstructionservices.co.uk, or fill in our online enquiry form.

    Your responsibility

    Provide basic details: name, contact info, project type, rough budget, and timeline.

  2. 2

    Initial Discussion

    We'll have a 15 to 20 minute call to understand your project requirements and answer initial questions.

    Your responsibility

    Be ready to discuss your project goals, budget range, and ideal timeline.

  3. 3

    Enquiry Confirmation

    We'll send you a confirmation email with next steps and what to expect.

    Your responsibility

    Review the information and confirm you'd like to proceed.

Outputs

Initial project notesRough budget estimateTimeline expectations

We'll visit your property to assess the site, discuss your requirements in detail, and take measurements.

  1. 1

    Schedule Survey

    We'll arrange a convenient time for the survey, typically within 5 working days.

    Your responsibility

    Ensure someone over 18 is present. Clear access to relevant areas.

  2. 2

    Site Assessment

    Our director or senior surveyor will assess the site, take measurements, and discuss your requirements in detail.

    Your responsibility

    Walk through your requirements, show us what you want to achieve, ask questions.

  3. 3

    Initial Advice

    We'll provide initial advice on feasibility, potential challenges, and rough budget.

    Your responsibility

    Take notes, ask questions about anything unclear.

Outputs

Site measurementsInitial feasibility assessmentRough budget range

We'll prepare a detailed, fixed price quote with full breakdown of all works.

  1. 1

    Quote Preparation

    Our team will prepare a detailed quote including all materials, labour, and project management.

    Your responsibility

    None - we do all the work.

  2. 2

    Quote Presentation

    We'll present the quote in person or via video call, walking you through every line item.

    Your responsibility

    Review the quote, ask questions, request any adjustments.

  3. 3

    Quote Revision (if needed)

    If the quote exceeds your budget, we'll suggest value engineering options to reduce costs.

    Your responsibility

    Decide what's essential vs. nice-to-have, approve revisions.

Outputs

Detailed fixed price quoteFull specificationProposed timeline

Once you're happy with the quote, we'll prepare the contract and you'll pay the initial deposit.

  1. 1

    Contract Preparation

    We'll prepare a JCT domestic contract with all agreed specifications, timeline, and payment schedule.

    Your responsibility

    Review the contract carefully, ask questions about any clauses.

  2. 2

    Contract Signing

    Both parties sign the contract. You'll receive a copy for your records.

    Your responsibility

    Sign the contract, pay the 10% deposit.

  3. 3

    Project Setup

    We'll set up your project file, assign your site manager, and schedule the design phase.

    Your responsibility

    None - we handle everything.

Outputs

Signed contractPayment scheduleProject team assigned

Optional: If you do not already have drawings and engineering in place, we can coordinate that stage for you.

  1. 1

    Optional: Design Services

    If you do not already have plans, we can coordinate architectural drawings through our design partners or work with your chosen architect.

    Your responsibility

    Review drawings, request any changes, approve final version.

  2. 2

    Optional: Structural Engineering

    We can arrange structural calculations through our engineering partners or work with your chosen structural engineer.

    Your responsibility

    None - engineer handles everything.

  3. 3

    Design Approval

    Once the drawings are approved, we move to any planning, Building Regulations, or party wall steps that apply to your project.

    Your responsibility

    Approve final design in writing.

Outputs

Your approved architectural drawingsOptional: Structural calculationsSpecification document

Optional: If your project needs planning permission and that service is part of our agreed scope, we can coordinate the application for you.

  1. 1

    Application Preparation

    Where we are handling the pre-construction paperwork, we prepare the required documents including drawings, forms, and any supporting planning information.

    Your responsibility

    Provide any additional information requested.

  2. 2

    Application Submission

    We submit the application to the local planning authority and coordinate any follow up that comes back during validation or review.

    Your responsibility

    Approve the submission and cover the local authority fee where applicable.

  3. 3

    Planning Determination

    The planning authority will review the application and either approve it, approve it with conditions, or refuse it.

    Your responsibility

    Review the outcome with us and confirm any next steps if conditions need to be discharged.

Outputs

Planning approval (or refusal)Planning reference numberAny conditions to discharge

If you already have your own architect or approved planning consultant, we simply work with their drawings and approvals instead of handling this stage ourselves.

Optional: Building Regulations approval is required for construction work, and we can coordinate the submission when it forms part of our agreed scope.

  1. 1

    Application Preparation

    If required, we prepare or coordinate the technical information needed for Building Control review.

    Your responsibility

    Approve the final technical package if this stage sits within our agreed scope.

  2. 2

    Application Submission

    We submit to Building Control, whether that is the local authority or an approved inspector, and coordinate any technical queries.

    Your responsibility

    Cover the application fee where applicable, unless it is included in your agreed package.

  3. 3

    Approval

    Building Control reviews the submission and may raise queries before approval is issued.

    Your responsibility

    None if we are coordinating this stage. If you have your own architect or engineer, we work directly with them instead.

Outputs

Building Regulations route confirmedInspection scheduleCompletion certificate at the end of the build

If your architect, engineer, or approved inspector is already handling this stage, we build to their approved information and coordinate inspections on site.

Optional: If the work affects a party wall, boundary, or nearby foundations, a Party Wall Agreement may be needed before construction starts.

  1. 1

    Party Wall Notice

    Where requested, we help prepare the information needed for formal Party Wall notices and can coordinate with your surveyor.

    Your responsibility

    Confirm neighbour details and appoint a Party Wall surveyor if one is needed.

  2. 2

    Neighbour Response

    Neighbours have time to consent or dissent. If they dissent, Party Wall surveyors will need to be appointed to manage the process.

    Your responsibility

    Keep communication open with neighbours and respond promptly to surveyor requests.

  3. 3

    Party Wall Award

    If neighbours dissent, the surveyors agree a Party Wall Award that sets out how the work can proceed.

    Your responsibility

    Pay surveyor fees where applicable, often around £700 to £1,500 per neighbour.

Outputs

Party Wall route confirmedSchedule of condition if requiredAgreed working methods

Not every project needs a Party Wall Agreement. If you already have your own surveyor, we work with them and follow the agreed award or notice procedure.

The physical construction begins! We'll set up the site and start groundworks.

  1. 1

    Site Setup

    We'll set up site facilities, welfare facilities, and protect existing structures.

    Your responsibility

    Clear the work area, provide access, remove any obstacles.

  2. 2

    Groundworks

    Excavation for foundations, drainage alterations, and utility diversions.

    Your responsibility

    None - construction team handles everything.

  3. 3

    Weekly Progress Report

    You'll receive a written report every Friday showing progress, next week's plan, and any issues.

    Your responsibility

    Review the report, raise any concerns.

Outputs

Site establishedGroundworks completeWeekly progress reports begin

Foundations are poured and the main structure (walls, floors, roof) is built.

  1. 1

    Foundations

    Concrete foundations are poured and cured. Damp proof course is installed.

    Your responsibility

    None - construction team handles everything.

  2. 2

    Walls & Floors

    Blockwork or timber frame walls are built. Ground floor is constructed.

    Your responsibility

    None - construction team handles everything.

  3. 3

    Roof Structure

    Roof timbers or steel beams are installed. Roof covering is applied.

    Your responsibility

    None - construction team handles everything.

Outputs

Weatherproof structureWindows and doors installedStructure complete

All the hidden services are installed: electrics, plumbing, heating, and data.

  1. 1

    Electrics First Fix

    Cables are run to all socket, switch, and light positions. Consumer unit is installed.

    Your responsibility

    Confirm socket and switch positions before walls are closed.

  2. 2

    Plumbing First Fix

    Water pipes, waste pipes, and heating pipes are installed.

    Your responsibility

    Confirm bathroom and kitchen layouts.

  3. 3

    Heating First Fix

    Boiler position confirmed, underfloor heating manifolds installed, radiator positions set.

    Your responsibility

    Confirm heating preferences (radiators vs. underfloor).

Outputs

All services installedPressure testedReady for plastering

Walls are plastered, then all visible services are installed (sockets, lights, taps, etc.).

  1. 1

    Plastering

    All walls and ceilings are boarded and skimmed. Plaster needs 2 to 3 weeks to dry.

    Your responsibility

    Ensure good ventilation to help plaster dry.

  2. 2

    Electrics Second Fix

    Sockets, switches, and light fittings are installed. Consumer unit is completed.

    Your responsibility

    None - electrician handles everything.

  3. 3

    Plumbing Second Fix

    Taps, toilets, basins, showers, and radiators are installed.

    Your responsibility

    None - plumber handles everything.

Outputs

Plastered wallsAll services completedReady for decoration

Final finishes are applied: painting, flooring, tiling, and kitchen/bathroom installation.

  1. 1

    Decoration

    All walls and ceilings are painted or wallpapered. Woodwork is painted.

    Your responsibility

    Confirm colour choices before work starts.

  2. 2

    Flooring

    Floor coverings are installed (tiles, wood, carpet, etc.).

    Your responsibility

    Confirm flooring choices and ensure materials are on site.

  3. 3

    Kitchen & Bathroom

    Kitchen units, worktops, and appliances are installed. Bathroom sanitaryware is fitted.

    Your responsibility

    Ensure all units and sanitaryware are delivered on time.

Outputs

Fully decoratedFlooring completeKitchen and bathroom installed

We conduct a thorough snagging inspection and hand over your completed project.

  1. 1

    Snagging Inspection

    We conduct a thorough inspection and create a snag list. You're invited to do the same.

    Your responsibility

    Walk through the project, note any issues, create your snag list.

  2. 2

    Snagging Rectification

    We fix all snags on our list and yours. This typically takes 3 to 5 days.

    Your responsibility

    Allow access for snagging works.

  3. 3

    Handover

    We hand over the keys, certificates, warranties, and handover documents. The final stage payment is made, with the agreed 5% retention held back until the end of the defects period.

    Your responsibility

    Complete the final stage payment, keep all handover documents safe, and note any outstanding defects during the retention period.

Outputs

Snagging completeAll certificatesFinal payment made5% retention held

For 3 months after handover, we'll return to fix any issues that arise.

  1. 1

    Settling In

    As you use the space, minor issues may appear (plaster cracks, door adjustments, etc.).

    Your responsibility

    Note any issues as they appear.

  2. 2

    Report Issues

    Contact us with any issues. We'll schedule a visit to rectify.

    Your responsibility

    Report issues promptly, allow access for repairs.

  3. 3

    Final Inspection

    At 3 months, we'll do a final inspection and release the retention payment.

    Your responsibility

    Confirm all issues are resolved, approve retention release.

Outputs

All defects rectifiedRetention released100% satisfaction

Your 15 year structural warranty begins. We are always here if you need us.

  1. 1

    Warranty Registration

    Your structural warranty is registered. You will receive documentation.

    Your responsibility

    Keep all warranty documentation safe.

  2. 2

    Ongoing Support

    We're always available for advice, even years after completion.

    Your responsibility

    Contact us if you have any questions or issues.

  3. 3

    Warranty Claims

    If structural issues arise, contact us directly. We will assist with any claims.

    Your responsibility

    Report structural issues promptly to us.

Outputs

15 year structural warrantyOngoing supportPeace of mind

Working together

Your Responsibilities

A successful project requires collaboration. Here's what we need from you at each stage.

Before Construction

  • Provide clear access to the work area
  • Remove personal belongings from work areas
  • Confirm all design choices before work starts
  • Arrange temporary accommodation if needed for major works
  • Inform neighbours of upcoming works
  • Ensure utilities are accessible

During Construction

  • Attend weekly progress meetings (if requested)
  • Review and approve progress reports
  • Make stage payments on time
  • Make decisions promptly when requested
  • Select and order any client-supplied materials
  • Maintain safe access to the site

After Construction

  • Report any defects during the 3 month liability period
  • Maintain the property appropriately
  • Follow care instructions for new installations
  • Contact us before making alterations that might affect warranties

Ready to Start Your Project?

Get a free consultation and detailed timeline for your project.

020 4569 0526
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