Chartered structural engineer calculations for every residential intervention in Greenwich — steel beams, lintels, pad foundations, wall removals, loft floor joists, underpinning. Eurocode-compliant, Building Control-ready.
For Greenwich homeowners in Georgian in Greenwich town centre; Victorian terraces in East Greenwich, a structural calculations package is the full measured-survey-to-submission drawing set Royal Borough of Greenwich needs in order to determine an application: existing and proposed plans, elevations and sections at 1:100 and 1:50, a location and site plan, and the supporting statements the case officer asks for.
Prepared and reviewed by the chartered technologist team at Architectural Drawings London — MCIAT chartered, £2m PI insured.Last reviewed 2026-08-03.


Chartered structural engineer calculations for every residential intervention in Greenwich — steel beams, lintels, pad foundations, wall removals, loft floor joists, underpinning. Eurocode-compliant, Building Control-ready.
Housing stock in Greenwich: Georgian in Greenwich town centre; Victorian terraces in East Greenwich, Charlton; inter-war semi-detached in Eltham; new-build along the riverside.
Character: World Heritage Site status in Greenwich town centre adds heritage weight; outer borough areas (Eltham, Thamesmead) generally permissive.
Steel beam (RSJ) and padstone design for opening up kitchens, knocking through reception rooms or creating open-plan layouts in your Greenwich property.
Ridge beam, purlin, dormer framing and floor joist upgrade calculations — essential for every habitable loft in Greenwich.
Pad, strip or trench-fill foundation design based on Greenwich ground conditions, tree proximity and drain locations.
New window and door openings — steel, concrete or timber lintel specification with bearing calculations.
Sequential underpinning design, reinforced concrete slab and retaining wall calculations for Greenwich basements.
Every calculation set is signed by a chartered structural engineer (CEng MIStructE or MICE) — accepted by all Building Control bodies.

Single planning or regs submission.
Planning + building regs + structural.
Listed, conservation, complex sites.
Move the controls for an indicative figure. It anchors your budget — it is not a quote. Every project is priced after a free survey.
Build costs are separate and quoted by your contractor. See our published fees.
Every Greenwich postcode district we draw in, the stock that dominates it and the authority that validates a structural calculation package there. Greenwich fees below are the statutory England rates for 2026, not structural calculation package estimates.
| Postcode | Area | Dominant stock | What it means for a structural calculation package |
|---|---|---|---|
| SE2 | Abbey Wood | Georgian in Greenwich town centre; Victorian terraces in East Greenwich | Abbey Wood is split at SE2. Either Greenwich Council or Bexley Council can determine a structural calculation package here, so the SE2 address is checked against both policies maps first. |
| SE3 | Blackheath / Kidbrooke | Georgian villas, Victorian terraces | SE3 straddles a boundary: Blackheath / Kidbrooke addresses fall to Greenwich Council or Lewisham Council, so confirm which authority validates the structural calculation package before submitting SE3 drawings. |
| SE7 | Charlton | Victorian villas, 1930s semi-detached | A structural calculation package at an SE7 address in Charlton is determined by Greenwich Council under its own Local Plan policies for Charlton. |
| SE9 | Eltham / Mottingham | 1930s semi-detached, post-war flats | SE9 straddles a boundary: Eltham / Mottingham addresses fall to Greenwich Council or Bromley Council, so confirm which authority validates the structural calculation package before submitting SE9 drawings. |
| SE10 | Greenwich | Georgian terraces, listed buildings | Greenwich sits wholly inside SE10, so Greenwich Council validates every structural calculation package submitted from an SE10 address. |
| SE18 | Woolwich / Plumstead | Georgian fragments, post-war estates, new-build | SE18 covers Woolwich / Plumstead only; Greenwich Council handles the structural calculation package, and Woolwich / Plumstead case officers apply the SE18 conservation-area map. |
| SE28 | Thamesmead | Post-war estates, new-build | A structural calculation package at an SE28 address in Thamesmead is determined by Greenwich Council under its own Local Plan policies for Thamesmead. |
Roof pitch, wall build-up and plot depth change every few Greenwich streets, and each one changes what a structural calculation package can achieve at that address.
How designation changes a Greenwich structural calculation package: Greenwich Council maintains 20 conservation areas, including Greenwich Town Centre (World Heritage Site), Blackheath, Charlton. Inside any of them a Greenwich structural calculation package cannot rely on permitted development, and the route becomes a £548 householder application determined in 8 weeks rather than a £249 prior approval in 6 weeks. Greenwich Town Centre (World Heritage Site) sets the tone for Greenwich casework.
Article 4 and your Greenwich structural calculation package: Greenwich Council has made no borough-wide direction, so permitted development for a structural calculation package in Greenwich generally survives outside Greenwich conservation areas and listed curtilages. A Lawful Development Certificate at £274 is how a SE2 owner records that a structural calculation package was lawful.
Greenwich housing stock: Georgian in Greenwich town centre; Victorian terraces in East Greenwich, Charlton; inter-war semi-detached in Eltham; new-build along the riverside. World Heritage Site status in Greenwich town centre adds heritage weight; outer borough areas (Eltham, Thamesmead) generally permissive. Read that before choosing a structural calculation package route in Greenwich — construction, not postcode, sets what is achievable. Greenwich Council charges £548 for a householder application and has 8 weeks to determine it.
Sources for this Greenwich structural calculation package page: borough policies maps and conservation-area registers (2025–26), Royal Mail postcode district boundaries, the Town and Country Planning (Fees for Applications) (England) Regulations, the Town and Country Planning (General Permitted Development) (England) Order 2015 as amended, and the Party Wall etc. Act 1996.
Direct answers to the questions Greenwich homeowners ask every week about structural calculations.
Start a free quote →Structural fees in Greenwich scale with the intervention: a single beam for a wall removal is the smallest package, a full loft or extension set (ridge beam, purlins, foundations, lintels) is larger, and basements or multi-storey work are quoted individually. Every package includes chartered engineer sign-off. See our fees.
Yes — removing or altering any load-bearing wall in your Greenwich property requires structural calculations proving the replacement beam and supports can carry the loads. Building Control will not approve the work without chartered engineer-signed calculations. Even partition walls should be checked before removal.
We deliver structural calculations within 1–2 weeks of receiving the architectural drawings and site measurements. For urgent projects in Greenwich, we offer a fast-track service (3–5 working days) at a small premium.
A structural survey is a condition assessment of the existing building — identifying defects, movement, subsidence. Structural calculations are engineering designs for new work — beams, foundations, loft steelwork. For most Greenwich extension and loft projects, you need calculations (not a survey). We provide calculations; we can recommend surveyors if a condition survey is needed.
Yes — we offer standalone structural calculations for Greenwich projects where you already have architectural drawings from another practice. If you need both drawings and structural, our Complete package bundles them at a lower combined price.

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