SAMPLE REPORT

See what you'll receive

This is a real cost plan generated by Buildcostr.ai for a two-storey side extension in Essex.

Buildcostr.aiCOMPLETE COST PLAN
Two-storey side extension · Essex · CM3 postcode · Mid specification
SECTIONCONFIDENCETOTAL
Pre-construction costsC£3,200
Groundworks and drainageC£8,940
External wallsC£14,280
Roof structure and coveringC£6,840
Windows and external doorsC£9,450
First and second fix servicesA£12,300
Labour schedule by tradeA£18,600
PreliminariesA£7,840
+ 7 more sections in the full report
Subtotal£81,450
Contingency (10%)£8,145
TOTAL (exc. VAT)£89,595

New build: zero-rated · Extension: +20% VAT

Low estimate

£74,200

This estimate

£89,595

High estimate

£108,400

15 sections · NRM2 measured · BCIS calibrated

INSIDE THE REPORT

A look inside your PDF report

Your full cost plan runs to around 28 pages across 15 itemised sections — NRM2-measured and BCIS-calibrated. Rather than wade through all of it, here are the highlights that show exactly what lands in your inbox.

SECTION 02 — GROUNDWORKS & DRAINAGEEXTRACT

Every section is broken down line by line with quantities, unit rates and a confidence rating — the same detail a quantity surveyor would hand you.

Site strip and remove topsoil 150mmC
96 m² @ £9.50
£912
Excavate reduced level and foundationsC
38 m³ @ £62.00
£2,356
Cart away surplus spoil (8t grab)A
4 loads @ £190.00
£760
C25 concrete to foundationsC
14 m³ @ £165.00
£2,310
100mm dia. clay drainage runsC
22 m @ £58.00
£1,276
Inspection chambers 450mmC
2 nr @ £240.00
£480
Hardcore sub-base and compactionA
18 m³ @ £47.00
£846
Section 02 total£8,940

CONFIDENCE RATINGS

Every line is rated for confidence

So you can see what is measured from your drawings versus a benchmark allowance.

C
Calculated

Measured directly from your drawings or confirmed project data.

A
Allowance

A benchmark allowance by project type, specification and region (BCIS).

E
Estimate

An industry benchmark where specialist input is required.

V
Verify

Confirm before ordering — depends on a condition we couldn't confirm.

PRICING METHODOLOGY

Calibrated to your project

The report shows how every rate was adjusted for where and how you build.

•
Regional multiplier

Labour rates adjusted to your postcode area.

•
Specification multiplier

Finishes and second-fix scaled to your spec level.

•
BCIS calibration

Section totals cross-checked against BCIS benchmarks.

•
Scenario ranges

Low and high outcomes for ground and tender variation.

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