Topographical Surveys

Topographic Survey

South West Surveys provides accurate topographical surveys for architects, developers, engineers, contractors and property professionals across Bristol, the South West and throughout the UK.

Our topographical land surveys accurately map the natural and man-made features of a site, including levels, boundaries, buildings, roads, vegetation and utilities where required. Survey data can be supplied as detailed 2D or 3D CAD drawings in DWG and PDF formats.

Topographical Surveying Services:

• Precise monitoring
• Setting out
• Area & volume calculations
• As built survey (sect 38,104 +278)
• Site section
• Utility tracing (PAS128)
• Boundary surveys
• Determined boundary plans
• Land Registry Plans
• Inshore & Bathymetric surveys
• Motorway surveys
• Railway surveys

What are Topographical Surveys?

A topographical survey, often referred to as a topo or land survey, captures the existing layout, levels and characteristics of a site to create an accurate record of its current conditions.

This information gives architects, engineers, developers and contractors a reliable starting point for design and planning, helping them understand the site before development or construction work begins.

To obtain precise measurements, we use GPS survey equipment in order to locate fixed points of an area of land.

These points are used as reference markers, and they are used to demonstrate the height and base of the specified area.

With these markers, you can produce a CAD (computer-aided design) drawing, which illustrates a highly detailed and accurate topographical map of your land.

Why You May Need a Topographical Survey

Topographical surveys are typically developed for architects, contractors, engineers and designers.

However, they can be useful for anybody with a project.

They are most useful when working on land development projects, and they can help to avoid any complications in the process of development.

When working on a design, a land survey can provide you with exact and precise plans and coordinates to help you get creative in the planning and layout process.

The Benefits of a Topographical Survey

Topographical building surveys serve many purposes such as:

1. Identifying existing conditions and issues with a site.
2. Illustrating how building features can be constructed electronically, by using CAD.
3. Demonstrating any obstacles that may cause problems with the site’s development.
4. Providing information that can aid designers in creating suitable designs for the specified site.

How We Conduct Topographical Surveys

The type of equipment for a topographic survey varies depending on the land and preferences of the surveyor.

Environmental conditions will be considered when selecting the appropriate tools in order to attain ultimate accuracy.

In wider and more open spaces, the assessor will utilise a GPS signal as it is less likely that large obstacles will interfere with the survey.

In industrial areas, a GPS system is not suitable. Therefore, a robotic total station instrument will be used instead, which is used to measure horizontal and vertical angles as well as sloping distances.

However, if an area is inaccessible or too dangerous to collect data, we use reflector-less technology.

We can carry out basic surveys, picking up only key features if required, but surveys usually include all detail including trees, shrubs, roads, paths, inspection chambers, drainage covers and invert levels etc.

Once the data has been collected, it will be stored electronically. The data is then processed on a computer to produce the final drawings on CAD.

The Types of Sites We Survey

We are equally adept at producing surveys for green sites and urban sites.

Sites benefitting from a topographic survey may vary from private residential alterations to large-scale developments, roads, railways, farmland, civil engineering projects etc.

Clients include private property & land owners, architects, engineers, utility companies and developers.

Whether you are looking to develop a small plot of land for a new home or undertaking a major infrastructure project that spans hundreds of acres, our surveyors can create the plans you need to move your project forward.

Topographical survey drawings are provided in CAD 2D and/or 3D as required and in PDF format. Paper and film copies can be supplied if requested.

Commercial Topographical Mapping Services

We deliver highly accurate topographical land surveys tailored for large-scale infrastructure, commercial developments, and civil engineering projects. Utilising advanced GPS and total station technology, our land surveyors map complex terrains to provide detailed 2D and 3D CAD data.

Deliverables: Detailed terrain models, boundary validation, utility locations, and contour mapping.

Sectors Served: Housing developments, highways, industrial units, and public sector infrastructure.

Getting a Topographical Survey

Our team of land surveyors work on projects throughout the whole of the UK, but our close proximity to the South West means we’re perfectly positioned to carry out topographic surveys in and around Bristol, Bath, Cheltenham and Gloucester.

If you are interested in our services please do not hesitate to call us, or if you have any enquires, our team would be more than happy to help!