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Virtual Design and Construction (VDC) for Contractors

Build it virtually first: 4D schedule simulations, 5D quantities, site logistics models and constructability reviews from the project's BIM.

  • Fixed quote before we start
  • DWG, RVT & PDF delivery
  • US, UK, CA & AU standards
Virtual Design and Construction: project photo
QA-checked drawingsReviewed by a second drafter

What our VDC services include

Design coordination answers 'does it fit?'. VDC answers 'can we build it, in this order, in this time, at this cost?'. By linking the coordinated model to the construction schedule, we can watch the building go up week by week, check crane reach and laydown areas, spot trades working on top of each other and test alternative sequences.

Model-based quantities give estimators reliable numbers that update with the design. We structure the model and the take-off to your cost codes (for example CSI MasterFormat or NRM in the UK), so quantities feed straight into your estimate.

VDC depends on a coordinated model; see BIM coordination services. Animations of the sequence for clients and stakeholders can be produced with our 3D visualization team.

Deliverables you receive

  • 4D construction sequence simulation linked to your schedule
  • 5D quantity take-offs structured to your cost codes
  • Site logistics and phasing models (cranes, laydown, access)
  • Constructability review reports with model viewpoints
  • Temporary works and safety planning views
  • Simulation videos for stakeholders
Virtual Design and Construction: example of the work involved

What we need from you

  • Coordinated discipline models
  • Construction schedule (Primavera P6, MS Project)
  • Site plan and logistics constraints
  • Cost code structure for quantities

Who orders this service

  • General contractors and construction managers
  • Project owners and developers
  • Estimating and planning teams
  • Infrastructure and industrial contractors

Software and file formats

Navisworks TimeLiner and Quantification, Synchro 4D, Revit, Autodesk Construction Cloud; schedules from P6 (XER) and MS Project (MPP/XML); reports in Excel and PDF; videos in MP4.

Virtual Design and Construction standards in the USA, UK, Canada and Australia

We set up every project on the standard of the country where it will be built or manufactured. These are the references we work to most often:

CountryStandards and codes we draft virtual design and construction to
USAAIA E203/G202 model uses, CSI MasterFormat and UniFormat for quantities, OSHA site safety planning
UKISO 19650 and the UK BIM Framework, NRM 1/2 measurement rules, CDM 2015 construction phase planning
CanadaCanBIM model uses, CIQS measurement practice, provincial OHS regulations
AustraliaAS ISO 19650, AIQS / ASMM measurement, state WHS regulations for construction planning

How our virtual design and construction process works

  1. 1
    Send your files

    Upload sketches, PDFs, markups, photos, scans or a model through the quote form. Tell us the standard (US, UK, Canada or Australia) and the deadline.

  2. 2
    Fixed quote in hours

    We review the scope and reply with a fixed price, the deliverables list and a delivery date. Nothing starts until you approve it.

  3. 3
    Drafting & modeling

    Your project is drawn in AutoCAD, Revit, Civil 3D, SolidWorks or the software you use, on your title block, layers and templates.

  4. 4
    QA check

    A second drafter checks dimensions, annotations, layer standards, sheet numbering and cross-references against your input before anything is sent.

  5. 5
    Delivery & revisions

    You receive native files plus PDFs. Comments come back as markups and we revise them quickly until the set matches the brief.

Turnaround and pricing

A first 4D simulation for a typical building is delivered in 1–2 weeks after models and schedule are received. Every job is priced as a fixed quote after we review your files, so you know the cost and the delivery date before work starts. See how our pricing works, or send your files through the quote form for a quick estimate.

Virtual Design and Construction projects often need BIM coordination services, BIM modeling services and 3D visualization services as well. You can order them together on one quote, or browse every option in our architectural modeling services.

Frequently asked questions

What is virtual design and construction?

VDC is the use of BIM models, schedules and data to plan, simulate and manage construction virtually before and during the build.

What is 4D BIM?

4D BIM links model elements to the construction schedule, so you can simulate the sequence of construction over time.

What is 5D BIM?

5D BIM adds cost information: quantities extracted from the model and linked to rates for estimating and cost tracking.

Can you work with our Primavera schedule?

Yes. We import P6 or MS Project schedules and link activities to model elements in Navisworks or Synchro.

Do I need a full BIM model for VDC?

A coordinated model at around LOD 300–350 gives the best results; simpler models can still support logistics and phasing studies.
Client reviews

What clients say about our virtual design and construction

Sample reviews – demo version

Google★★★★★4.9 out of 5 · 42 reviews
Trustpilot★★★★★4.8 out of 5 · 31 reviews
★★★★★

Clear pricing, clean drawings and quick revisions. Their virtual design and construction saved us a lot of evenings this quarter.

MMichael P.Developer · Florida, USA · 2 months ago
★★★★★

Good communication across time zones – we send markups at night and wake up to updated sheets. Solid virtual design and construction at a fair price.

SSophie B.Design-build lead · Leeds, UK · 1 week ago
★★★★★

We outsourced our virtual design and construction to them for the first time and it was smooth from start to finish. Fixed quote in a few hours and files back before the deadline.

DDaniel K.BIM manager · Ontario, Canada · 3 weeks ago
★★★★★

Very happy with the virtual design and construction. They followed our standards, asked the right questions instead of guessing, and the QA was obvious – almost nothing to correct.

CChloe W.Architect · Melbourne, Australia · 2 months ago
★★★★★

Third project with them now. For virtual design and construction they are faster than our in-house team and the native files open perfectly on our side.

SSarah M.General contractor · Texas, USA · 1 week ago
★★★★★

Needed virtual design and construction urgently for a submission. They turned it around in 24 hours and kept us updated the whole time. Highly recommended.

EEmma L.Project director · London, UK · 3 weeks ago

Send your sketch today. Get drawings back fast.

Share a PDF, hand sketch, markup, photos or point cloud through our quote form. You get a fixed price and delivery date before any work starts.

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