Quantity & Measurement
Open lesson Follow the main
One drawing. A route, fittings and a crossing. What belongs in your takeoff?
scopeeconomics
Interactive lessons
24 lessons
Civil estimating
Open lesson Shape the trench
Drag the section and follow the effect on volumes, support and cost.
Productivity
Open lesson Find the bottleneck
The excavator is waiting. Which resource is holding the crew back?
Rate Build-Ups
Open lesson Build a direct unit rate
A crew, a machine and a pipe. What does one finished metre cost?
Capital estimating
Open lesson What is missing from the works?
The equipment is priced. Can the finished works actually operate?
Water process
Open lesson Keep the water flowing
One unit is out of service. Can the works still meet demand?
Mechanical & electrical
Open lesson What does an installed pump cost?
Buying the pump is the beginning. What makes it ready to run?
Photo: Saud · CC BY-SA 4.0 · cropped
Cost Modelling
Open lesson Where does this scope belong?
Every work item needs a home. Build the packages without gaps or overlaps.
Estimate Review
Open lesson Find the mistake
The numbers add up. Check whether they describe the work.
Value engineering
Open lesson Can you deliver this main?
The budget and deadline are fixed. Find a method that meets both.
Risk & Contingency
Open lesson What could change the price?
The design is still moving. Which unknown deserves your attention first?
Benchmarking
Open lesson Why does this project cost more?
The projects look similar. Put them on the same basis before deciding.
Rate Build-Ups
Open lesson Price one metre from a paid day
Change daily output and carry the resource contribution into your spreadsheet.
Cost & estimating
Open lesson Build the crew rate
One crew. One paid shift. What does each finished metre cost?
Cost & estimating
Open lesson What will the material really cost?
The supplier prices a length. You need a finished metre.
Construction methods
Open lesson Get the main across the road
Traffic must keep moving. Which crossing method fits the site?
Preliminaries & programme
Open lesson What does another week cost?
Handover has moved. Which site costs keep running?
Testing & handover
Open lesson Is this main ready for use?
The pipe is in the ground. What still stands between installation and handover?
Planning
Open lesson What has to happen before this can start?
Connect activities using the scope and interface records. Save an executable programme.
Project controls
Open lesson What can the Friday records support?
Separate installation from acceptance. Build a progress register with linked evidence.
Planning
Open lesson Which path controls handover?
Predict a duration change, calculate its effect and record what needs monitoring.
Project controls
Open lesson It is Friday. Where do we finish now?
Use actual records and remaining work to issue a forecast without replacing the baseline.
Delay analysis
Open lesson Trace the delay
A delivery slips by two days. Does handover move too?
Forensic & quantum
Open lesson Which costs belong to this event?
Four records. One stoppage. Build an amount the evidence supports.