From drawing to price: Ashbrook takeoff

What you will do

Every number is rechecked against the Ashbrook answer ledger, and every typical wrong answer names the trap behind it.

You will be able to

• Read a drawing set: current revision, scale, superseded sheets
• Measure PDF, DWG and IFC to stated NRM2-style rules
• Reconcile model quantities with rule quantities
• Price measured quantities from the cost database

Skills checked

• Read a drawing register and revisions
• Measure PDF/DWG/IFC to stated rules
• Deduct openings and voids by threshold
• Reconcile IFC quantities with rule quantities
• Convert cost-database units to bill units

Tasks

1. 1Read the set: sheets, scales, revisionsDocumentsFree
2. 2PDF takeoff: room areas and skirtingPDF takeoffFree
3. 3DWG takeoff: walls by layer, net of openingsDWG takeoff
4. 4BIM takeoff: walls and slabs from IFC, reconciledBIM hub
5. 5Quantity rules: from measured to billedBOQ
6. 6Price it: cost database to section totalCost database

Certificate

Awarded when all 6 tasks pass the numbers, trace and explain checks. The free tasks give a progress badge, not the certificate.

4.5 h of study

Certificates →

OpenConstruction AcademyProfessional certificateIssued toYour nameFrom drawing to price: Ashbrook takeoffCourse version 0.1.11ID OCA-XXXX-XXXX

Files you work with

Created in your OpenConstructionERP workspace the moment you enrol.

• project
• parties2 records
• BOQbill of quantities16 lines

The Ashbrook Community Health Centre tender set: drawings with revisions and a model, the same files a contractor's tender team receives.

DXF 5IFC 1PDF 7

Before you start

No other course is needed first. You can start with this one.

Questions