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Havering, London

M&E drawings in Havering

Most Havering households own the house they live in, and much of the borough is Green Belt. The services questions are practical ones: long cable runs, flood zones and the cost of getting a supply to a garden building. We draw M&E drawings for Havering homes that settle those before work starts. Fixed quote after a free constraints check.

Fixed quote after a free constraints check

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    Architectural model of a four-storey London stucco townhouse in its terrace, with a portico, area railings, sash windows, a cornice and chimney stacks
    The house as it stands: four storeys over a lower ground floor.Existing Proposed worksAn illustrative model, built for this page.

    How we work on m&e drawings

    Four steps from first call to approval.

    The same model cut through the middle: every floor, the stair, the chimney breasts, the new mansard, rear extension and basement in section
    Section through the model: every floor on one datum.

    1. Enquiry and constraints check

      We check the property against conservation areas, listed status, Article 4 directions, tree preservation orders, flood zone and planning history. We choose the right route and send a fixed quote.

    2. Measured survey

      We survey the house on one datum: rooms, levels, boundaries, drains, trees and the neighbours' windows that the 45° and 25° tests depend on.

    3. Building regulations

      Technical drawings are coordinated with the structural engineer's calculations, the drainage and the planning conditions.

    4. Approval and hand-over

      Building control approval, then a next-steps pack covering the commencement notice, party wall timing and CIL.

    Free redraws until approval. Every drawing set is checked independently, and the checker is never the person who drew it.

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    Two-storey rear extension under construction on a semi-detached house

    What Havering asks for, and how it shapes M&E drawings in Havering

    Havering's householder checklist is brief, which is useful for owners. Two rows touch services. The sustainable design and construction statement is marked Retrofit only, which means a normal extension does not need one, but a project that retrofits an existing house to raise its environmental performance does. Where that happens, our M&E layout shows the heat pump, the ventilation unit and the new circuits that the statement describes.

    The flood risk row is the one that catches people out. A flood risk assessment is needed for FZ2/FZ3, and where a basement is proposed it should include a basement impact assessment. The council's flood maps decide this, so an address check is the first thing we do.

    If your property is in a flood zone, services design changes. Sockets and the consumer unit sit higher, circuits are split by floor so the ground floor can be isolated, and any pump has its own supply and alarm. We put those decisions on the drawing and mention them in the quote.

    House extension under construction with scaffolding, new glazed doors and building materials

    Local figures for Havering

    Figures with their unit, period and source
    MeasureValuePeriodSource
    Sustainable Design and Construction Statement required only where extensive retrofit works to improve a dwelling's environmental performance are proposed (Mayoral SD&C SPD; Local Plan Policy 34).Retrofit only—havering.gov.uk, Havering Planning Application Checklist, Householder Applications (undated), pdf p.14, row 'Sustainable Design and Construction Statement'
    Flood Risk Assessment required for all development in flood zones 2 and 3; where a basement is proposed the FRA should include a Basement Impact Assessment.FZ2/FZ3—havering.gov.uk, Havering Planning Application Checklist, Householder Applications (undated), pdf p.11, row 'Flood Risk Assessment'
    Conservation areas11 named conservation areas published by the council—planning.data.gov.uk
    Listed building entries146 list entries (Historic England, within the LPA boundary)—planning.data.gov.uk
    Green Belt share of the council area53 % of council area covered by green-belt polygons—planning.data.gov.uk
    Households living in a house76.7 % of households living in a house or bungalow (detached, semi-detached or terraced)Census 2021nomisweb.co.uk
    Householder applications granted85.9 %1 July 2025 - 30 June 2026assets.publishing.service.gov.uk
    Average price, detached841,116 GBP2026-07publicdata.landregistry.gov.uk
    AD F Vol 1 (2021), Table 1.1 intermittent extract, PDF p.16; 2026 edition Table 1.130 l/s—gov.uk
    AD J (2010 incl 2022) requirement J3; paras 2.34-2.36, PDF p.43; para 3.43, PDF p.57BS EN 50291-1:2018—gov.uk

    A blank value means the figure has not been published, not that there are none. Check your own address with the council.

    Councils bordering Havering
    Building regulations, layer by layerPart A: structure: Approved Document A: Structure, 2004 edition incorporating 2004, 2010 and 2013 amendments. Part B: fire safety: All dwellings: fire detection and alarm system minimum Grade D2 Category LD3 (BS 5839-6), mains-operated smoke alarms to BS EN 14604. Part L: insulation: New elements in existing dwellings, limiting U-values W/(m²·K): roof 0.15, wall 0.18, floor 0.18, windows 1.4 (or WER Band B), doors 1.4. Part K: stairs: 2.0 m clear headroom over stairs. Full plans application: Building control body must decide a full plans application within 5 weeks, or longer if agreed in writingPart A: structurePart B: fire safetyPart L: insulationPart K: stairsFull plans applicationABCDE

    Building regulations, layer by layer

    The Approved Documents that shape most house projects, from structure to the application itself.

    A · Part A: structure
    Approved Document A: Structure, 2004 edition incorporating 2004, 2010 and 2013 amendments
    B · Part B: fire safety
    All dwellings: fire detection and alarm system minimum Grade D2 Category LD3 (BS 5839-6), mains-operated smoke alarms to BS EN 14604
    C · Part L: insulation
    New elements in existing dwellings, limiting U-values W/(m²·K): roof 0.15, wall 0.18, floor 0.18, windows 1.4 (or WER Band B), doors 1.4
    D · Part K: stairs
    2.0 m clear headroom over stairs
    E · Full plans application
    Building control body must decide a full plans application within 5 weeks, or longer if agreed in writing

    Owner-occupied houses on big plots

    76.7 per cent of Havering's 101,277 households live in a house and 69.5 per cent own their home, a combination that makes extensions, loft conversions and garden buildings common. Semi-detached homes average about £540,897 and detached ones about £841,116, and many owners extend.

    Garden buildings are where the services work is heaviest. A garden room or garage conversion needs a separate supply, a protective device at each end and a buried route that avoids tree roots and drainage. We draw the trench, the cable type and the spare capacity at the main unit, and note whether a charge point can share the same route.

    Inside the house, a rear extension brings a new kitchen. A hood venting outside needs 30 l/s and a utility room needs 30 l/s. We set both out on the plan beside the fan symbols.

    Loft conversions are the other staple. A new bedroom in the roof needs a ventilated bathroom, interlinked smoke alarms on every floor and a circuit that the existing board can carry. We draw the route from the board to the roof, so the electrician is not cutting through finished plaster on the second visit.

    Green Belt, heritage and the planning record

    About 53 per cent of Havering is Green Belt. A services upgrade inside an existing house does not touch that policy, but a new outbuilding with its own supply usually does, so the planning route and the electrical design are agreed together. The borough has 11 conservation areas and 146 listed building entries.

    Outside those areas, neighbours and noise are still the main concern for external plant. We position heat pumps and condensers away from boundaries and show the clearance on the site plan. Our architectural drawings in Havering page covers the wider planning drawings.

    In its latest year the council decided 985 householder applications and granted 85.9 per cent. A coordinated drawing set takes the services off the list of things an officer might query.

    What we issue for a Havering project

    The set has a power and lighting plan per floor, a ventilation plan with each fan's duty, a consumer unit schematic and an alarm layout. A carbon monoxide alarm is added where a new fuel-burning appliance is fitted, to the standard BS EN 50291-1:2018. The electrician certifies notifiable work within 30 days.

    We also add a short note on sequencing. First fix for the services follows the structure and precedes insulation and boarding, and the sheet marks which routes must be in before the ceiling is closed. A route missed before the ceiling is closed is expensive to fix.

    We do not certify installations or replace specialist design for unusual plant. The set goes with our building regulations drawings to building control, and our MEP design service covers the heating and hot-water design behind it.

    Send us your plans and the address. We run a free constraints check and give a fixed quote.

    What you receive

    Building regulations section drawing showing the construction build-up
    Sample drawing. Building regulations section showing construction build-up for a building control check.
    Brick house being extended, with a wide new opening supported over the ground floor
    Every layer specified
    Move across to open the layers; move down to pick one.

    Other services in Havering

    M&E drawings nearby

    Questions

    Does Havering need a flood risk assessment for an extension?

    Only where the site is in flood zone two or three. We check the address first and tell you at quote stage.

    Can I run power to a garden room in Havering?

    Yes, with a protected cable route from the main unit. We draw the trench and the spare capacity, and the electrician certifies the work.

    How much are M&E drawings in Havering?

    Fixed quote after a free constraints check, based on the rooms and systems.

    Sources and dates

    City of London skyline glowing at dusk across the Thames under a dramatic orange sky

    Tell us about your property.

    We check the constraints, then send a fixed fee. Messages before 3pm get a reply the same working day.

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