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Our Terms & Conditions

Please review the following prior to works being undertaken.

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Please read our terms on conditions prior to works being undertaken.
If you aren’t sure or need further clarification then please call us on 020 8935 51560

FINANCE TERMS

Quotes

All quotes are valid for a maximum of 30 days. After this period, costs may increase or decrease.

Job Instruction

Upon acceptance of our quote and instruction of our services, you must complete an online form to clarify invoice payer details. This form must be submitted before we can confirm your booking and commence work.

If you are not the bill payer, select the relevant option on the form and submit the correct payer details. Failure to provide this information will result in you becoming liable for the invoice.

Job Cancellation Fees

  1. Same Day Cancellation Fee: If a survey is cancelled or postponed on the day of the survey, a fee of 35% of the quotation value or £550 + VAT (whichever is greater) will apply.
  2. Day Before Cancellation Fee: Surveys cancelled by the client the day before the scheduled arrival will incur a 20% fee of the full quote cost or £300 + VAT (whichever is greater).

Invoice Terms

  1. Commercial Clients: Payments are due strictly within 30 days of the invoice date, following the issue of drawings or survey results.
  2. Non-Commercial Clients: Payments are due strictly within 14 days of the invoice date, following the issue of drawings or survey results.

VAT Reverse Charge

We are not eligible for the VAT reverse charge as we fall under the category of “Surveyors” which are not part of the scheme. For more information, please review the Government’s guidance.

Overdue Invoices

We reserve the right to charge statutory interest on all debts exceeding our invoice due date. The current rate is 8% + the Bank of England base rate per annum. We also reserve the right to charge debt recovery costs as set out by Government guidelines.

Issuing Drawings to Commercial Clients

  1. First-Time Commercial Clients: Upon completion of drawings, watermarked PDF files will be emailed along with an invoice for the works. Final PDF and DWG (CAD) files will be provided once the invoice is paid.
  2. Existing Commercial Clients: If no previous invoices are overdue by more than 14 days, final PDF and DWG (CAD) files will be provided at the point of completion. If previous invoices are overdue by more than 14 days, watermarked PDF files will be issued along with an invoice for the works. Final files will be issued once the account is up to date.

Issuing Drawings to Non-Commercial Clients

Upon completion of drawings, watermarked PDF files will be emailed along with an invoice for the works. Final PDF and DWG (CAD) files will be provided once the invoice is paid.

Ownership

THS Concepts retains ownership of any drawings, CAD files, and data until the invoice is settled in full.

Refunds

If you are not satisfied with our drawing or survey work, notify us in writing within 30 days of receiving the drawings. We reserve the right to rectify any issues either by revisiting the site or amending the drawings. No refunds will be issued after the 30-day period.

Standing Time

We price in sufficient time on site for elements such as inductions, discussing drawings, and other general arrangements. If THS Concepts is prevented from working due to unforeseen client delays or stoppages, we charge £55/hour + VAT per Surveyor on site.

ON SITE TERMS

Adverse Weather Conditions

In adverse weather conditions (high winds, heavy rain, snow, or thunderstorms), we reserve the right to reschedule the survey free of charge. Working outdoors in such conditions can be dangerous, damage equipment, and result in inaccuracies.

Animals

We will not survey areas where unsecured large animals are present (e.g., fields with horses, cows, bulls, goats). We will not survey areas with domesticated animals if our Surveyors deem them a risk to personal safety.

Anti-Social Behaviour

THS Concepts reserves the right to leave surveys if we feel unsafe, uncomfortable, or disrespected. Rudeness from clients will not be tolerated. In such cases, you will be liable for the same day cancellation fee, and we may refuse to revisit and complete the work. If we feel our staff are at risk of physical harm or harassment, we will leave the site immediately.

Asbestos

The presence or suspected presence of asbestos must be communicated to THS Concepts. If we withdraw from the site due to asbestos, a same day cancellation charge will apply.

Broken or Steep Ground

Inform us if the ground is particularly steep or broken, which could affect our ability to safely undertake the survey.

Confined Spaces

We will not survey confined spaces without prior discussion. Please notify us of any areas requiring confined space surveying.

Dangerous Structures

We will not survey in dangerous or structurally unsound structures. Our Surveyors will determine if a structure is unsafe. Examples include holes in the floor, dilapidated structures, and burnt-out structures.

Animal Waste & Vermin

No survey work will be undertaken in areas with a large build-up of animal waste or vermin presence until cleared by an approved contractor. A same day cancellation charge will apply if we withdraw from the site due to this issue.

General Survey Access

We do not undertake site clearance. Ensure survey areas are clear of debris, dense vegetation, and obstructions.

Hypodermic Needles/Paraphernalia

We will not survey areas with needles or drugs paraphernalia until cleared by a suitable contractor.

Lighting

Adequate lighting is assumed for our Surveyors to work safely. If larger areas require additional lighting, notify us prior to arrival. Additional costs may apply. A same day cancellation fee may apply if we arrive and find inadequate lighting.

Overgrown Areas

We will survey as much information as possible in densely vegetated areas. However, limited information may be captured without clearance by the client. A same day cancellation charge will apply if we withdraw from the site due to this issue.

Site Working Hours

Surveys are assumed to be uninterrupted between 08:00 and 17:30. If asked to leave before this, a day cancellation charge may apply.

Theft of Equipment

Clients must ensure our equipment is protected from theft. This includes securing the property from trespassers and safeguarding equipment from unauthorised persons. If we feel our equipment is at high risk of theft, we will leave the site immediately.

Working at Height

Safe access must be provided for surveys on flat roofs or above ground level. Notify us if a ladder is required at least one day prior to arrival. Additional costs may apply.

General

Provisional/suggested time frames are based on typical survey and drafting times. We will notify you if we exceed the provisional return date. If you do not receive drawings or data by the expected date, notify us as our email may not have reached you.

We issue CAD-compatible files in DWG format and printable drawings in PDF format via email. Photographs are available as a chargeable optional extra via a third-party online storage provider. Request photographs at the time of instruction.

We can post printed drawings in A4 & A3 sizes upon request. Larger sizes will be printed on A3 sheets and will not be to scale. Notify us if printed copies are required.

THS Concepts cannot advise on any structural aspects of a building. Structural information recorded must be checked by third-party Engineers.

If you suspect an incorrect measurement, inform us before further works take place.

JOB TYPE SPECIFIC TERMS

3D Laser Scanning

Data Retention: Upon completion of the works, all raw point cloud data will be retained on our server for six months before deletion.

Data Provision: If required, pertinent files related to the data can be provided on a USB stick or through a cloud-based download link.

Ordnance Survey Reference: The data captured will not reference the Ordnance Survey national grid unless previously agreed with the client.

Access and Quotation: Our service quotation assumes unrestricted access to the site during standard working hours (09:00-17:30, Monday-Friday). This quotation does not include site inductions or unforeseen delays unless previously agreed upon.

Client’s Access Responsibility: It is the client’s responsibility to ensure access to all essential areas of the site on the scanning day. Inaccessible areas will not be included in the scan and subsequently will not be part of the deliverables.

Site Preparation: The client must ensure the work area is free from staff, visitors, and equipment where possible. Unavoidable delays and additional work may arise if this is not possible.

Safety Compliance: The client must ensure the work area complies with the Health and Safety at Work Act and other relevant regulations. The client or employer’s representative is responsible for providing necessary temporary or task-specific lighting.

Weather Dependency: All outdoor laser scanning tasks depend on appropriate weather conditions. The decision to proceed with the laser scan on any given day rests solely with THS Concepts LTD.

Building Height Surveys

Purpose: The Building Height Survey aims to provide the client with the height of a building and the number of stories to determine if it is deemed “high risk” per the Building Safety Act 2022.

Scope: The survey and report are based on current government guidelines and the Building Safety Act 2022. Guidelines and regulations may be open to interpretation and evolve over time.

Conservative Approach: In ambiguous areas of government guidelines, we adopt a conservative approach, potentially classifying buildings as “high risk” even if other interpretations are possible.

No Warranty: While we strive for accuracy, we do not guarantee that classifications will remain unchanged with future modifications to the Building Safety Act or related regulations. Our report represents our best judgment and interpretation of current guidelines.

Limitation of Liability: THS Concepts Limited is not liable for any direct, indirect, incidental, or consequential damages arising out of or related to the interpretation or classification of buildings based on our report.

Indemnification: You agree to indemnify and hold harmless THS Concepts Limited from all claims, liabilities, damages, and costs arising from your use of the survey and report or any decisions made based on our classification.

Review of Report: Notify us in writing within 15 days of receiving the report if there are discrepancies or errors. We will review and revise our findings if necessary. No claims will be entertained after this period.

Third-Party Reliance: Our survey and report are for your use only. No third party may rely on the report without our explicit written consent.

Governing Law: These terms and conditions are governed by and interpreted in accordance with the laws of the jurisdiction in which THS Concepts Limited operates.

Acceptance: Engaging THS Concepts Limited for a Building Height Survey indicates your acceptance of these terms and conditions.

Drone Surveys

Service Provision: THS Concepts LTD agrees to provide aerial photographic drone flight services as per the specifications in the agreed quotation or statement of work.

Safety and Compliance: All drone operations will comply with local aviation laws and regulations. Safety is paramount, and we reserve the right to delay or cancel flights if safety or legal compliance is in question.

Site Access: The client is responsible for ensuring access to the location on the scheduled day and time of the drone flight and ensuring that the area is safe for drone operations.

Weather Dependency: Drone flights depend on weather conditions. In the event of unsuitable weather, we may reschedule the flight.

Data Collection: Upon completion of the drone flight, photographic data will be processed and delivered in the agreed format. We retain the right to store a copy of the data for backup purposes.

Usage Rights: The client has full rights to use the photographs for their specified purpose, but we retain the copyright and may use them for promotional purposes unless explicitly agreed otherwise.

Liability: THS Concepts LTD is not liable for any indirect or consequential losses from using its drone services. Clients should review and ensure the data is fit for its intended purpose.

Indemnity: The client agrees to indemnify and hold the Company harmless from any claims arising from the client’s use of the aerial photographs.

Fees and Payment: Fees will be as specified in the agreed quotation or statement of work. Payment is due within 30 days of the invoice date unless otherwise specified.

Cancellation: Clients must cancel in writing at least 48 hours before the scheduled flight. Cancellations made less than 48 hours in advance may incur a cancellation fee.

Confidentiality: Both parties agree to treat all information related to the Services as confidential and not to disclose it to third parties without prior written consent.

Governing Law: These terms and conditions are governed by the laws of [Jurisdiction/Country]. Disputes will be subject to the exclusive jurisdiction of the [Jurisdiction/Country’s Courts].

Measured Surveys

Measured surveys are undertaken to RICS accuracy band E per the RICS document ‘Measured Surveys of Land, Buildings and Utilities, 3rd edition’.

Survey Specification: Refer to our measured survey specification table for included and excluded items. Roof plans and heights are measured as accurately as possible, but some elements may be assumed due to access or visibility.

Access and Assumptions: Areas that cannot be seen (e.g., party wall thickness) will be assumed. We will inform the client if access to any building areas is restricted.

Loft Spaces: Inform us if you cannot provide safe access to loft spaces via a ladder or stair prior to the survey date.

Equipment: Our technical instruments, such as total stations or 3D scanners, should not be disturbed. Notify us if this could be an issue.

Measured Survey Specification

Standard Items:

  • Decorative: Decorative hatching (roof tiles, brick, etc.) – indicative
  • Drainage: Inspection chamber & manhole positions (site plan only), invert levels (within client’s property only) – where openable, pipes (RWPs, SVPs, etc.)
  • Fixtures: Fixed furniture (built-in wardrobes, kitchen worktops, etc.), kitchenware (sinks, hobs, etc.) – indicative, sanitaryware (toilets, basins, baths, etc.) – indicative
  • Landscaping: Boundary & fence lines (site plan only), low-level garden walls (site plan only), tree positions (>0.2m trunk diameter) – site plan only, vegetation in outline (bushes, shrubs, etc.) – site plan only
  • Services: Boiler location, DCU location, electric meter location, gas meter location, water tank location
  • Structural: Door positions with swing direction, loft hatch position, overhead beam positions, skylight positions, stair positions with directional arrow, walls and partitions, window positions
  • Technical: Ceiling & overhead beam heights, door heights, external surface changes (grass, paving, etc.) – site plan only, floor levels (obvious changes), window sill & head heights

Additional Non-Standard Items: These must be requested if required:

  • Decorative: Architraves, covings, dados, decorative mouldings, fireplace detail (mantel, surround, etc.), skirtings, any other decorative feature not included as standard
  • Fixtures: Accurate kitchenware (sinks, hobs, etc.), accurate sanitaryware (toilets, basins, baths, etc.)
  • Services: Audio & visual (door phones, ceiling speakers, etc.), digital displays & controls (thermostats, etc.), light fittings (ceiling, wall & floor), radiator lengths and positions, sensors & detectors (smoke detectors, motion sensors, etc.), sockets (13amp, 5amp, coaxial, etc.), switches (lights, fused spurs, etc.), vents & extracts (extractor fans, fresh air vents, etc.)
  • Technical: Internal surface finishes (carpet, floorboards, etc.)

If you require items not listed, please get in touch to see if we can assist.

Monitoring Surveys

Setup: THS Concepts cannot be held liable for incorrect survey point placement. The client must review the post-installation report and suggest additional or alternative locations if needed.

Local Control Network: A network of nails and targets will be installed at a safe distance from the work area to serve as reference points, unless otherwise requested.

Target Installation: Monitoring targets are secured to buildings and structures with strong adhesives and fixings. We are not liable for any damage caused by installation or removal. If concerned, discuss with us before site visit.

Height Restrictions: Targets can be placed up to 4 metres off the ground. Higher placements may require client-provided scaffolding or movable access platforms.

Ongoing Surveys: THS Concepts will return to the site at agreed intervals. Clear access to monitoring targets is required, or extra fees may apply.

Target Removal: Reflective targets are disposable. Notify us if survey prisms need to be removed. Misplaced or destroyed prisms will be charged at £50 + VAT per prism.

Reporting: Monitoring survey data will be provided within two working days of each site visit. Data will include positional changes in millimetres and additional graphs and tables showing movement.

Invoicing: Invoices for survey monitoring will be sent monthly, with one month of credit allowed. THS Concepts reserves the right to cancel visits and withhold data if previous debts are unpaid.

Setting Out

Standard Provision: Includes nails, timber pegs, and retro targets. Specific demarcation items (e.g., steel rods, road pins) will be charged at agreed prices.

Setting Out Points: Existing setting out points provided by the client will be used unless stated otherwise.

Tolerances: Setting out is typically within 5mm in plan and height on solid surfaces. For softer surfaces, tolerances are 20mm in plan and height.

Marker Responsibility: We are not responsible for setting out markers once we leave the site.

Preparation: Relevant drawing and setting out data must be provided at least 24 hours prior to arrival.

Invoicing: Invoices for site engineering will be issued monthly. THS Concepts reserves the right to cancel visits or refuse work if previous invoices are overdue.

Topographical Surveys

Inspection Covers: We will attempt to survey all visible inspection/service covers. Lifting and recording invert levels depend on accessibility and condition.

Dense Vegetation: Areas with dense vegetation will be surveyed in outline only. It is recommended to clear such areas for better survey data.

Survey Specification: Unless outlined in our quote or specification sheet, the following items will be surveyed:

  • Building outlines (client’s and immediate neighbours) – where visible
  • Changes in surfaces (grass, concrete, tarmac, etc.)
  • Chimney outlines – where visible
  • Chimney heights – where visible
  • Drain gulley positions
  • Eaves heights (client’s and immediate neighbours) – where visible
  • Embankments (top & bottom)
  • Fence lines – where visible/accessible
  • Finished floor level (ground floor only) – where accessible
  • Footpath extents
  • Inspection chamber & manhole cover positions (site & public domain)
  • Inspection chamber & manhole cover levels (site & public domain)
  • Inspection chamber & manhole invert levels (client’s property only) – where openable
  • Kerb lines (top & bottom)
  • Low-level and retaining walls
  • Overhead utility lines
  • Pipes (RWPs, SVPs, etc.)
  • Planting areas
  • Poles (telegraph, power, pylons, etc.)
  • Ridge heights (client’s and immediate neighbours) – where visible
  • Road channels
  • Street fixed furniture (benches, phone boxes, etc.)
  • Tree groups (>0.2m trunk diameter)
  • Tree spread (>0.2m trunk diameter)
  • Tree trunk diameter (>0.2m)
  • Tree positions (>0.2m trunk diameter)
  • Vegetation outline (bushes & heavy brush)
  • Water course height (lakes, rivers, streams, etc.) – where accessible
  • Water course outlines (lakes, rivers, streams, etc.) – where accessible

Coordinate System: Survey data will be referenced to the Ordnance Survey (OS) coordinate system OSGB36. A minimum of two permanent control stations will be left outside the site.

Data Privacy: THS Concepts takes client trust seriously and does not pass on data to other companies or organisations. No financial or personal data is stored.

WEBSITE AND DATA

Cookies

WordPress, our website host, may collect cookies.

When someone visits ths-concepts.co.uk, we use a third party, Google Analytics, to collect standard internet log information and details of visitor behaviour patterns. We do this to find out things such as the number of visitors to different parts of our site. This information is only processed in a way which does not identify any user. We do not make and do not allow Google to make, any attempt to find out the identities of those visiting our website.

CAD Blocks

As part of the registration to download our free CAD blocks, we collect personal information. We use that information for a couple of reasons: to tell you about stuff you’ve asked us to tell you about; to contact you if we need to obtain or provide additional information; to check our records are right and to check now and then that you’re happy and satisfied. We don’t rent or trade email lists with other organisations and businesses.

Blog Subscription

As part of the registration to our blog subscription, we collect personal information. We use that information for one reason: to send you blog posts! We don’t rent or trade email lists with other organisations and businesses and we won’t send you any emails other than blog posts.

Our Clients

As part of the registration to our database when you sign up for a quick quote, a detailed quote or a general enquiry, we collect personal information. We use that information for a couple of reasons: to tell you about stuff you’ve asked us to tell you about; to contact you if we need to obtain or provide additional information; to check our records are right and to check now and then that you’re happy and satisfied with our service. We don’t rent or trade email lists with other organisations and businesses. We don’t sell data from our surveys or drawings, although we may use a completed drawing, graph or photograph from the site on our website, brochures and/or social media to promote our services. If you do not wish for us to share any drawings, graphs or photographs from your job on our website, brochure and/or social media, please let us know in advance of the job.

Third Parties

We do not share any personal information with third parties. Sometimes, due to the nature of our work, we will email an architect or contractor on a client’s behalf or vice versa. This is purely for communication purposes and is on a one-on-one basis. We do not pass on confidential information.

Viewing and Amending Information

You are entitled to view, amend, or delete the personal information that we hold. Email your request to our directors Tom Ayre and Chris Horton at [email protected].

Data Storage

We store data on our secure private servers.

This policy was last reviewed on the 18th May 2018. We review our policy periodically. Please email [email protected] for more information.