West Cornwall · TR20 · Cornwall Council West
Building Regs that reads Long Rock properly
Building regulation drawings in Cornwall, drawn properly. Approved planning gets you permission to build — a complete building regs package is what gets you a building you can actually live in: 1:50 plans, 1:10 details, structural coordination and a specification a Cornish builder can price and build from without guesswork. The Long Rock version of this work has its own character — Long Rock is a coastal village on Mounts Bay between Penzance and Marazion, much expanded by twentieth-century development along the A30 and railway corridor, with a building stock that leans toward post-war estates and converted railway-era buildings.
Long Rock sits in West Cornwall — just off the A30; covering TR20 from Marazion, Penzance, Gulval outward.
- Coastal exposure zone
- ✓Fixed-fee planning packages, no surprise invoices
- ✓Measured-survey accuracy from day one
- ✓One studio — design, planning and build under one roof
- ✓Local to West Cornwall — not a national franchise
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Free Long Rock feasibility call
Tell us about your building regulations package. We reply within 1 working day — no obligation.
Who this is for
In Long Rock the building regulations package brief is almost always a private homeowner improving a forever home — so we lead with feasibility and long-term value, not show-home rhetoric.
Local watch-list
The TR20 constraints that shape a building regulations package brief.
Watch #1
Exposure detailing on 1930s seafront bungalows — fixings, render systems and joinery specified for salt-laden air
Watch #2
Trussed roofs and shallow foundations in the later TR20 estates, which change the structural strategy
Local proof — We typically have one or two building regulations package jobs live in the TR20 area at any time, so the local planning officers know our drawings on sight.
Get a free feasibility viewFAQs
Long Rock Building Regs — local questions answered.
- Who do you submit to in Long Rock?
- Either Cornwall Council building control or one of the Approved Inspectors active in the county. We're happy to recommend, but the choice is yours. In Long Rock specifically, we'd start by checking the latest parish-level planning history before committing to a direction.
- We live in the house. Can a building regulations package in Long Rock be done while we stay put?
- Usually yes for single-storey and rear work, with a temporary kitchen or bathroom arrangement agreed before the start. Whole-house remodels and roof work in Long Rock are often easier if you move out for a few weeks. We set that expectation at feasibility stage rather than halfway through.
- What happens if something changes on site?
- Site queries are part of the job. We respond directly to the builder during construction, issue revised details where needed and keep building control informed if the change is material.
- Can the builder work without building regs drawings?
- They can — and many do — but the cost gets recovered later in variations, mistakes and slower building control sign-off. A proper regs pack typically pays for itself several times over on anything beyond the smallest job.
- Do you coordinate with a structural engineer?
- Yes — every project that needs steel, timber or masonry calculations is coordinated in-house with a Cornish structural engineer we work with regularly.
- Do I really need building regs drawings if I have planning?
- Yes — they cover completely different things. Planning controls how the building looks and where it sits; building regs control how it's actually built and whether it complies with current safety, energy and accessibility law.
Quick check
Want a straight answer on whether your Long Rock project is worth pursuing?
Send a few details — we'll come back within 1 working day with a plain-English view on planning risk, likely cost band and whether it's a project we'd take on.
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Get a free feasibility view
For projects in Long Rock and the TR20 area.
Scope
The parts of the job we can take on in Long Rock
These stages can be bought separately. Most TR20 projects use three of them.
Measured survey
An accurate record of what is actually there, which is where most avoidable cost is removed.
Construction and technical drawings
1:10 and 1:20 details for the parts of the job builders normally have to guess at.
Planning application drawings
Existing and proposed plans, elevations, site and block plans drawn to validation standard.
Who this is for
What we can genuinely back up in Long Rock
- Applications for Long Rock are handled through Cornwall Council, with Truro the nearest planning office we deal with regularly.
- Drawings, planning and building regulations are all produced in-house, so a building regulations package enquiry does not get passed between firms.
- Design and build are offered from the same studio, which means the person answering your Long Rock questions has seen the detail built.
Planning rules change and every site is different. For the final position on your address, check with Cornwall Council as the local planning authority or the Planning Portal.
Keep reading
Other work we do around Long Rock
Long Rock is covered from our Marazion run. Being a smaller place, the local detail matters more than the headline policy: lane access, neighbour proximity and what the immediate street already looks like.
Page purpose
What you actually get on a Long Rock building regulations package drawings package
This is a drawings-led service. You are buying a documented, submission-ready set for a TR20 address, not a build contract. For most Long Rock householders that means a measured survey, an honest feasibility view, then the drawings the council and your builder both need.
- Measured survey and existing drawings before any proposal is drawn
- A written planning route for the TR20 address, including whether permitted development is realistically available
- Proposed plans, elevations and site plan at the scales the authority expects
- Submission and validation handling, plus responses to officer queries
Local context
Why Long Rock is its own job.
Around Long Rock (TR20), outside Conservation Area and AONB but the seafront is environmentally sensitive; flood zone constraints affect properties south of the railway line. Ludgvan parish policy applies. For building regulations package specifically, coastal salt-laden air around Long Rock drives detailing choices — fixings, render systems and timber treatments all need to be specified for exposure. Reading Long Rock properly up front saves more time than any drawing tool ever will. Most of our building regulations package work in Long Rock lands on post-war estates, with detailing that has to nod to the wider Gulval streetscape.
Planning note
Building regulations are a separate consent track from planning. Drawing them properly upfront is the cheapest insurance you'll buy on the project.
What we focus on
Building Regs considerations specific to Long Rock.
01
Approved Inspectors and Cornwall Council building control both work in the county; choice of inspector affects how queries are handled.
02
Coastal sites need explicit material and fixings choices in the spec — stainless or non-ferrous fixings, salt-resistant cladding and breathable build-ups.
03
Granite walls, traditional cob, slate-hung elevations and rubble construction all need different building regs detailing than standard masonry.
04
Cornish exposure ratings are among the worst in the country; wind-driven rain detailing matters more here than in most of the UK.
Our process
How a Long Rock building regulations package project runs.
Step 1
Design freeze
We confirm the planning-approved scheme as the basis for technical design.
Step 2
Structural coordination
Engineer's input on foundations, beams, lintels and steelwork is integrated into the drawings.
Step 3
Detailing
Construction details drawn at 1:10 for every junction that matters.
Step 4
Specification
Materials, U-values, finishes and workmanship written up so the builder can price accurately.
Step 5
Submission
Full Plans submission to building control with fee handling and query response through to completion certificate.
Most regs packages take three to six weeks once planning is approved, depending on structural complexity and engineer turnaround.
Local fabric
Long Rock building regs — the local-studio difference.
Building stock
Across Long Rock (TR20) we work on 1930s seafront bungalows, post-war estates, modern Persimmon-style estates inland, converted railway-era buildings. Each stock type drives a different building regulations package response — post-war estates in particular needs careful detailing here.
Parish & policy
Long Rock sits in the parish of Ludgvan, which matters for how parish-level consultation lands on a building regulations package application.
Coverage
We cover TR20 from our studio, with regular building regulations package jobs also running in Marazion, Penzance, Gulval. Most Long Rock site visits get booked within the same week.
Do you work in Long Rock regularly?
Yes — Long Rock and the wider TR20 catchment are core territory. We're typically on a West Cornwall site at least once a week, so logistics are baked in, not bolted on.
Request a free visitLong Rock is part of Marazion
Long Rock sits inside the Marazion catchment — we cover both as one building regulations package territory.
See Building Regs in Marazion →Other services in Long Rock
Nearby places we cover
If you only need documentation for a TR20 address, that is exactly where this service stops, and the fee reflects it. Applications are dealt with through Cornwall Council, with Truro the office we deal with most for TR20.
Take an honest look at your Long Rock options Drawings quoted as a fixed fee, stage by stage.
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Book a free visit in Long Rock
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