★ Specialist Estimating Services
Six core disciplines.
One specialist focus.
Every estimate we deliver is built around water and sewer infrastructure. From simple lead-ins to $20M+ tier-1 tenders — WSA code & Sydney Water Specifications fluent · Australia-wide. Request a quote or explore our specialties below.
6
Core Services
12+
Years Experience
2 hrs
Acknowledged
100%
Water & Sewer
★ Core services
Our six specialist estimating services
Whether you're pricing a residential subdivision, a tier-1 tender, or anything in between — these are the six disciplines where we go deeper than any generalist civil estimator. Every service backed by first-principles methodology, WSA code fluency, and Sydney Water Specifications expertise. Read about our approach in our about page.
Specialist water main estimating across DICL, PVC and PE materials. From small residential mains to large diameter trunk mains along live roads. Including lead-in connections, authority requirements, and pressure mains.
- DICL pipe estimating
- PVC water mains
- Pressure mains
- Lead-in connections
- Authority allowances
- Traffic & shoring
Complete sewer infrastructure estimating — subdivisions, deep sewer lines, sewer rising mains with PE pipework, and manhole construction. From small residential lots to major subdivision projects.
- Sewer subdivisions
- Sewer rising mains
- PE pipework
- Manhole construction
- Deep sewer lines
- Live sewer connections
Dedicated MSCL (Mild Steel Cement Lined) water main estimating. Large diameter steel mains, welded joints, cathodic protection, and special crossings. Where DICL ends and serious water infrastructure begins.
- Large diameter MSCL
- Welded joint allowances
- Cathodic protection
- Coating systems
- Special fittings
- Specialist labour
Specialist DTC handle bar estimating — complex pipe profile changes where mains reroute under existing services. Sydney Water DTC-compliant configurations costed exactly as the authority requires.
- Profile changes
- Vertical drops
- DTC compliance
- Encasement allowances
- Special fittings
- Authority approvals
Complete underbore estimating for both HDD and conventional methods. Live road crossings, pit sizing, depth profile allowances, and traffic management built into every quote.
- HDD underbores
- Conventional underbores
- Pit construction
- Live road crossings
- Depth profiles
- Traffic management
Both 12U (unreinforced) and 12R (reinforced) encasement estimated to Sydney Water Specifications and WSA code. Steel cage allowances, expansion joints, AG drainage, and pour sequencing all accounted for.
- 12U unreinforced encasement
- 12R reinforced
- Steel cage allowances
- Expansion joints
- AG drainage
- Pour sequencing
★ Why specialist beats generalist
The estimating difference that wins tenders
Most contractors lose 10–20% margin on water and sewer scope when they use generalist civil estimators. Here's why a specialist makes the difference. Read more about our approach and credentials.
Built from first principles
Every estimate starts from materials, labour, plant, and site-specific factors — never templated. We cost what the job will actually require: depths, ground conditions, traffic complexity, authority allowances, and risk areas. The result is a price you can defend in any tender meeting. See how it works on our about page.
Sydney Water WSA code & Sydney Water Specifications fluent
We work with Sydney Water Deemed-to-Comply drawings every day. Handle bar configurations, encasement specifications (12U and 12R), MSCL pipe requirements, manhole types — we know what the authority requires before we even open your drawings. No costly surprises during construction.
★ What's included
Every estimate, fully detailed
When you receive an estimate from WSE Sydney, you get more than a price — you get a full breakdown that protects your margin and explains every line. Here's what's included as standard on every job.
Material take-off
Every pipe, fitting, valve, hydrant, manhole, and consumable quantified to the specification. No "lump sums."
Labour & supervision
Crew sizes, hours, and supervision based on the actual scope — not generic productivity rates from a template.
Plant & machinery
Excavators, rollers, tippers, watercarts — all costed using our free rate calculator methodology.
Authority compliance
Sydney Water, council, and authority requirements built in — including DTC items often missed by generalists.
Risk allowances
Rock, contaminated ground, depth uncertainty, traffic complexity, restrictions — flagged and priced upfront.
Clear documentation
Professional breakdown ready for tender submission, internal review, or authority lodgement. Assumptions explained.
★ How we work
From your drawings to delivered estimate
Transparent process, agreed timelines, no black boxes. Here's exactly what happens after you send us your drawings.
01
Drawings received & acknowledged
Upload your water or sewer drawings via our contact form or email. We acknowledge within 2 hours during business hours (Mon–Sat) with confirmation of scope and clarifying questions.
02
DTC & authority compliance review
For Sydney Water projects, we cross-reference your design against the WSA Code, Sydney Water Specifications, and DTC drawings. Handle bars, encasement, MSCL specifications — all flagged before we start costing.
03
Timeline & fee agreed
We agree a realistic deadline with you upfront based on the scope — small jobs turn around quickly, larger tenders take more time. Fixed fee confirmed before any work begins. No hourly billing surprises.
04
First-principles take-off & pricing
Every line built from materials, labour, plant, and site-specific factors. Risk areas flagged, authority requirements built in, assumptions documented.
05
Estimate delivered, tender-ready
You receive a complete, professional breakdown — ready for tendering, budgeting, or authority submission. Variations explained, risks flagged, margin protected.
★ Beyond the six core
Specialist sub-disciplines we cover
Within our six core services, we estimate dozens of specialist sub-categories. If your project involves anything water or sewer related, chances are we've priced it before. Not sure where your job fits? Ask us directly.
Section 73
Estimates
Estimates
Pump Stations
(Civil)
(Civil)
Stormwater
Networks
Networks
Subdivision
Water
Water
Subdivision
Sewer
Sewer
Recycled
Water Mains
Water Mains
Manhole
Construction
Construction
Fire Service
Mains
Mains
Lead-in
Connections
Connections
Pressure
Mains
Mains
Live Road
Crossings
Crossings
Authority
Compliance
Compliance
★ Project scale
From small subdivisions to $20M+ tier-1 tenders
No project is too small or too complex. Our estimates cover every scale of Australian water and sewer infrastructure — and our specialist focus means we deliver the same level of detail whether it's a 50m water main or a $20M+ contract.
Tens of km
Pipe Priced
$20M+
Tier-1 Tenders
100s
Estimates Delivered
★ Common questions
Frequently asked service questions
Quick answers to common questions about our services. Need more detail? Get in touch directly — we acknowledge every enquiry within 2 hours.
Do you only work on Sydney Water projects?
No — we work Australia-wide. Sydney Water Specifications and WSA code fluency are core to our work, but we estimate water and sewer projects across every state. From metro areas to regional and remote work, our methodology adapts to the local authority's requirements. Get in touch regardless of your project location.
What's the minimum job size you'll estimate?
There's no formal minimum. We've estimated everything from single-lot lead-in connections to multi-million dollar subdivisions. For quick rates on machine hire alone, you can use our free machine hire calculator. For full project estimates, send us your drawings and we'll let you know if we can help.
Can you handle complex multi-discipline projects?
Absolutely. Many of our projects involve water mains, sewer subdivisions, stormwater, pump stations, and concrete encasement all on one site. We handle the full water/sewer scope of complex tier-1 jobs as a coherent estimate — not separate disconnected line items.
Do you also do civil works estimating?
Our exclusive focus is water and sewer infrastructure — that's our specialty and where we add real value. For broader civil scope (roads, slabs, retaining walls), we recommend pairing us with a generalist civil estimator. We focus deeply on what we know best, so you get accurate, specialist water/sewer pricing every time.
How do you price MSCL or DICL water mains differently?
Very different methodologies. MSCL requires welded joints, cathodic protection allowances, coating systems, and specialist labour productivity. DICL is socket-and-spigot with rubber rings — much faster install, different fittings. Our specialist understanding of both saves contractors significant margin compared to template-based estimating.
What's the difference between 12U and 12R encasement?
12U is unreinforced concrete encasement; 12R is reinforced (with steel cage). 12R is required where higher loads or sensitive infrastructure exists — and the steel cage adds significant cost. Generalists often miss this distinction and underprice the work. We allow for both correctly. Read more on our concrete encasement page.
Can I submit drawings without committing to engage you?
Yes — initial quotes are free. Send through your drawings via our contact form and we'll review your scope, agree a timeline with you, and confirm a fixed fee for the estimating work before anything starts. No surprises, no hourly billing.
★ Ready to get started?Let's price your next
Let's price your next
water or sewer project.
Send through your drawings and we'll acknowledge within 2 hours. Realistic timeline agreed upfront. Specialist estimating from the team that knows water and sewer infrastructure inside out.
