June 16, 2026
Choosing an Engineer for Your Regional NSW Project
How to choose a civil engineer for a regional NSW project — credentials to check, deliverables to expect, red flags, and how…
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Updates from Contrive Consultants.
August 19, 2025
Pool Drainage, Backwash and Stormwater: NSW Compliance Guide
Where pool backwash, emptying water and surrounds drainage must go in NSW — sewer vs stormwater rules, overflow in storms, and the…
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August 5, 2025
Servicing Constraints in Growth Areas: Check Before You Buy
Power, water, sewer, NBN and stormwater: the servicing checks builders and developers should run before buying land in Sydney's growth areas.
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June 3, 2025
Dual Occupancy in Newcastle, Wollongong & Central Coast NSW
NSW housing reforms opened dual occupancy in R2 zones state-wide. What it means in Newcastle, Wollongong and the Central Coast, plus site…
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May 20, 2025
Basement Drainage and Pump-Out Systems Sydney Councils Accept
How basement drainage and pump-out systems are designed to satisfy Sydney councils — gravity first, dual pumps, storage, alarms and the approvals…
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May 6, 2025
Greenfield vs Infill Development in Sydney: Engineering Costs
Comparing greenfield and infill development in Sydney? A civil engineer breaks down the real cost drivers: earthworks, stormwater, services and approvals.
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March 25, 2025
Granny Flat Stormwater & Site Rules Across NSW Councils
How stormwater disposal, OSD and site rules affect granny flat approvals across NSW councils, and how to avoid the traps on downstream…
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March 4, 2025
NSW Low and Mid-Rise Reforms: Dual Occs and Terraces Expand
Stage 2 of the NSW low and mid-rise housing reforms commenced 28 February 2025. What the dual occupancy and terrace standards mean…
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February 18, 2025
Driveway Design and Drainage: NSW Gradient and Crossover Rules
Driveway gradients, transitions, scraping checks and council crossover approvals in NSW — how to design access that cars can use and councils…
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December 17, 2024
Subdividing Rural Land in NSW: The Engineering Checklist
Planning a rural subdivision in NSW? Work through this engineering checklist: roads, drainage, services, bushfire access, flooding and approvals.
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