Guides
Guides: how underground work is planned and priced
These guides from Spot On Excavations, a horizontal directional drilling and vacuum excavation contractor in North Richmond, NSW, explain what drives directional drilling and vac truck costs, how to dig safely near underground services, and when HDD beats open trenching.
Read the guides
How directional drilling is priced
What drives the price of a bore in Sydney: length, pipe size, ground, pits, drilling fluid, traffic control and access. Compares per-metre and lump-sum quotes and lists what a good quote should state.
Read guideVacuum excavation cost
Why vacuum excavation and vac truck hire is priced by the hour or by the hole, and how holes, depth, tipping, water, access and minimum hire change the number, so you can compare quotes properly.
Read guideDigging near underground services
A practical NSW order of work for site managers and electricians: BYDA plans, quality levels, locating, potholing, hand digging versus vacuum, and what to do immediately if you hit a service.
Read guideHDD vs open trenching
A plain comparison of directional drilling and open trenching for new pipe and conduit in Sydney and NSW, with a decision table and an explanation of how trenchless methods differ from relining.
Read guideNeed a number or a plan?
These guides explain the thinking. For a price on your job, see our services or send us the location and scope.
Next step
Tell us where the job is.
Call the director or send the location and scope for a quote.