CSI Division 31
Earthwork Bid Management for Contractors
How can excavation and earthwork contractors win commercial bids?
Earthwork is geotech-driven. The contractors who win read the geotech, price the actual soil, and quote realistic dewatering and shoring.
Trades inside Division 31
- • Site excavation
- • Grading
- • Underground utilities
- • Erosion control
What's in Division 31
Site clearing, earthwork (excavation, fill, grading), shoring, dewatering, erosion control, and underground utility installation.
Where earthwork bids lose money
Misreading geotech, underquoting dewatering, ignoring import/export pricing volatility, and missing shoring requirements.
How SMC runs this bid desk
Smart Movers Club operates an outsourced bid department for contractors in this division: we source qualified opportunities, run go/no-go qualification, review compliance and bonding requirements, coordinate the estimate, write and submit the proposal, and follow up after bid day.
Next steps
Frequently asked questions
What is CSI Division 31?
Earthwork — site clearing, excavation, fill, grading, shoring, dewatering, and erosion control.
Why is the geotech report critical?
It defines soil types, water table, bearing capacity, and compaction — all of which drive earthwork cost.
Can BidEngine help excavation contractors?
Yes — it surfaces geotech references, cut/fill quantities, and dewatering scope from the bid package.