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Concrete Cancer Repairs Sydney

Carpet Removal Sydney is your trusted specialist in concrete cancer repairs. Our team provides free site inspections and quotes for concrete cancer and concrete spalling repairs throughout Sydney. Our skilled team is committed to restoring the strength, safety, and appearance of your concrete structures, delivering durable, high-quality results you can rely on.

We are Australia’s #1 Concrete Cancer Repair company. We provide more information for our clients than any other website in the world regarding this subject. This page has EVERYTHING you need to know. We also have links to blog posts for further information.

We Will Beat All Of Our Competitor’s Quotes By Up To 10%*
We Will NEVER… EVER Be Beaten On Price At Concrete Cancer Repair Sydney
We Also Offer Massive Discounts Off Our Normal Advertised Prices If You Have A Large Job! Concrete Cancer Repairs Sydney - Before and After - 2

Learn EVERYTHING You Need To Know About Concrete Cancer Repairs

We provide more information than any other company or website in the WORLD regarding Concrete Cancer Repairs.

– What Is Concrete Cancer?
– What Is Concrete Spalling?
– How To Repair Concrete Cancer
– Free Concrete Cancer Inspections
– How Does Concrete Cancer Occur
– How Do You Repair Concrete Cancer?
– Is It Safe To Buy A Property With Concrete Cancer?
– How Long Does It Take To Repair Concrete Cancer?
– What Happens If You Don’t Repair Concrete Cancer?
– What Structures Are Most At Risk For Concrete Cancer?
– Why Is It Important To Repair Concrete Cancer As Quickly As Possible?
– What Is The Difference Between Concrete Cancer And Concrete Spalling?

How Much Does Concrete Cancer Repairs Cost Per Litre?

Approximately – $100 Per Litre*

How Much Does Concrete Cancer Repairs Cost Per Litre? Concrete cancer repair costs vary quite a lot from company to company or private contractor to private contractor. Here at Carpet Removal Sydney, we guarantee that we will always be upfront with pricing, with no hidden extras.

On average Concrete Cancer Repairs Costs $100 Per Litre* for jobs that require Concrete Cancer Repairs.
(Although these prices do vary UP and DOWN depending on a large range of factors)

These are the factors that we take into account when quoting:
– How bad the damage is
– How many Litres are required for the Repairs
– The condition of the concrete that requires Repairs
– Access to the site (LIFT or STAIRS? and what LEVEL?)
– How many Square Metres of Concrete Cancer Repairs are required
– What level of power can be provided? (10AMP > 15AMP OR 3PHASE)
– Is any Concrete Preparation required prior to Repairs? (Such as Concrete Grinding)
– Where the Repairs are taking place (Such as residential homes, balconies or commercial properties)
– What services are required (Concrete Cancer Repairs? or Concrete Prep and Concrete Cancer Repairs)?

These prices may vary depending on a large range of factors, though, so please only use this as a general guide.

What Does Concrete Cancer Look Like?

Concrete cancer develops when the steel reinforcement inside a structure starts to rust, causing damage to the surrounding concrete. Spotting the early warning signs can help prevent major structural problems and reduce repair costs.

Cracks and Surface Damage
Look out for cracks, spalling, or areas where the concrete appears to be breaking apart, particularly near edges, corners, or joints. These are common indicators that the steel inside is corroding.

Rust Stains
Reddish-brown or orange streaks on the concrete surface often suggest rust forming within the steel reinforcement, which expands and pushes through the concrete.

Bubbling, Peeling, or Flaking
Lifting or flaking paint and render, especially in isolated patches, may result from rust expanding beneath the surface.

White Powdery Deposits
White, crystalline deposits, known as efflorescence, often form when moisture interacts with salts in the concrete, signalling potential water-related damage.

Damp Spots and Leaks
Unexpected water seepage or damp patches on walls, ceilings, or balconies can point to concrete degradation caused by internal corrosion.

Bulging or Warped Surfaces
In severe cases, the concrete may swell or bulge due to internal pressure from rusting steel, indicating advanced concrete cancer.

Considering Buying A Property With Concrete Cancer?

Purchasing a property showing signs of concrete cancer requires careful thought. Although these properties may appear more affordable, the hidden costs and potential safety risks associated with structural deterioration can be substantial. Concrete cancer, which often manifests as spalling or cracking, weakens the building’s structure and may demand costly repairs if left untreated.

It’s essential to arrange a thorough inspection by a qualified building professional and seek advice from a structural engineer. These specialists can evaluate the severity of the damage and provide realistic repair estimates, giving you a clear picture of what the investment entails. Being fully informed about the extent of the issue can help you avoid unexpected expenses and make a more confident purchasing decision.

What Is the Difference Between Concrete Cancer and Concrete Spalling?

What Is The Difference Between Concrete Cancer And Concrete Spalling?

Although concrete cancer and concrete spalling are often mentioned together, they describe different stages and causes of concrete damage. Knowing the difference allows property owners to detect early warning signs and take timely action to prevent serious structural issues.

Concrete Spalling – This term refers to the visible surface damage that appears when concrete begins to flake, chip, or peel away. It is usually caused by factors such as moisture intrusion, temperature changes, or general wear and tear. Spalling typically shows up as uneven, rough patches, cracked surfaces, or small pieces of concrete breaking off. While it can weaken the material’s integrity over time, it doesn’t necessarily mean the internal steel reinforcement has been compromised.

Concrete Cancer – This is a far more severe problem that develops from within the concrete structure. It starts when water and air reach the embedded steel reinforcement (rebar), causing it to rust. As the steel corrodes, it expands, creating pressure that forces the surrounding concrete to crack and break apart. This internal reaction leads to significant structural deterioration, often identified by deep cracking, rust stains, and sections of concrete that bulge or crumble. In essence, concrete cancer represents the advanced stage of concrete decay and requires professional repair to prevent further damage.

How Long Does Concrete Cancer Repairs Take?

The duration of a concrete cancer repair project depends on the size, location, and severity of the damage. For most homes and small commercial buildings, repairs can usually be completed within 1 to 5 days. However, large-scale or complex structures—such as high-rise buildings, basements, or marine environments—can take several weeks to fully restore.

Minor Repairs: 1 – 2 Days
Smaller problem areas, like shallow cracks or light surface spalling, are often quick to fix, particularly when access is simple and straightforward.

Moderate Repairs: 3 – 5 Days
When multiple areas or structural features, such as balconies, beams, or overhead slabs, are affected, additional preparation, curing, and recoating time may be required.

Major Repairs: 1 – 4 Weeks or More
Extensive damage that impacts the reinforcement steel or structural integrity of the concrete may require more time for tasks like rebar replacement, concrete restoration, waterproofing, and protective coating applications.

Factors That Influence Repair Time

Several key elements can affect how long concrete cancer repairs take, including:

Extent of Damage
The more severe the corrosion or cracking, the longer the repair process. Deep deterioration or rusted rebar can significantly increase complexity and time.

Site Accessibility
Working in confined spaces, high areas, or restricted access zones often demands extra safety equipment or scaffolding, which can add to the project timeline.

Weather Conditions
External repairs are particularly influenced by the weather. High humidity, rain, or extreme heat can delay curing and coating times.

Chosen Repair Technique
Different repair methods—such as epoxy injection, concrete patching, or full section replacement—each require unique materials, drying times, and procedures.

The 10 Signs Of Concrete Cancer

The 10 Signs Of Concrete Cancer – How To Identify Concrete Cancer

Luckily, with concrete cancer, the signs are a good deal more obvious than with people. All you have to do is conduct regular inspections so it doesn’t creep up on you! Here are some of the most notorious signs:

1) Rust: Rust marks will appear and are a sign of concrete cancer.

2) Worn Surfaces: Unprotected, porous surfaces lead to water absorption and concrete cancer.

3) Cracked / Fractured Concrete: Cracks provide water access to the steel reinforcement, instigating concrete cancer and fracturing the concrete, enabling further water penetration. Parts of the concrete crumble away.

4) Moisture Stains and Ponding: Inadequate drainage causes water to settle into the concrete, leading to concrete cancer. When water comes into contact with steel reinforcement, the steel rusts.

5) Failing Control and Expansion Joints: Joints that do not facilitate concrete movement can lead to concrete fracturing and concrete cancer.

6) Inadequate Concrete Cover: Steel reinforcement that is too close to the surface makes it easier for water absorption, resulting in concrete cancer.

7) Rusted Balustrade Fixings: Rust spreads to the embedded concrete, starting the concrete cancer process.

8) Bubbling Paint: Paint that appears to be bubbling, i.e. on soffits, often means concrete cancer is present.

9) Hollow Surfaces: Concrete surfaces that seem hollow usually have concrete cancer.

10) Exposed Steel Reinforcement: concrete cancer causes concrete to break away, exposing the steel reinforcement.

If you look out for these things regularly, notice one of the signs early, and get on top of it, the cost you will pay and damage to your building or structure will be significantly reduced. If you do notice one of these things, you should contact a professional to give a proper diagnosis.

How Do We Repair Concrete Cancer?

Step 1: Free Quote: Our team performs an on-site inspection and provides a free quote for the concrete cancer repairs.

Step 2: Site Inspection: We will examine the site and identify what’s causing concrete cancer, where it’s located, and how we can repair it.

Step 3: Cut and Clean: We will perform a precise cut and clean up any edges where the affected concrete has been broken off.

Step 4: Jackhammering: Our team will use a dust-free jackhammer to remove loose concrete around the rusty reinforcement bars.

Step 5: Rust: We will then use an angle grinder with a steel wire brush attachment to grind back any rust from the reinforcement bars.

Step 6: Cleaning: We will clean all surrounding concrete and steel to ensure that the primers and rust inhibitors bond correctly.

Step 7: Installation: Installation of epoxy primers and rust inhibitors with anti-corrosive membranes.

Step 8: Repairs: Add new reinforcement bars if required.

Step 9: Coating: Coat the reinforcement bars with a waterproof membrane to prevent future issues from recurring.

Step 10: Cement: Apply cement at the appropriate thickness for the project and wait for the product to dry.

FREE Concrete Cancer Inspections

At Carpet Removal Sydney We Offer Free Concrete Cancer Inspections In Sydney

We undertake a professional investigation with our highly skilled team to identify the source of the problem that is causing concrete cancer damage throughout your property. Identifying the source is vital in reducing the probability of further ongoing concrete cancer. Once the nature of, or cause of, the source is identified, we determine the best possible solution for our clients to repair the concrete cancer damage.

If you suspect concrete cancer in your property, don’t hesitate to CONTACT US NOW FOR A FREE ONSITE INSPECTION. Our experienced team will provide a detailed quote outlining the best methods to treat and permanently repair the issue.

What Are The 3 Biggest Factors That Can Cause Concrete Cancer?

Certain conditions increase the likelihood of developing concrete cancer, such as:

Magnesite Flooring: Common in buildings from the 1920s to the 1990s, magnesite can accelerate corrosion and should be professionally removed.

Coastal Locations: Properties near the ocean are more vulnerable due to salt-laden air, which speeds up the corrosion of embedded steel.

Waterproof Membrane Failure: If a waterproof membrane was installed incorrectly. Water will penetrate into the concrete slab, speeding up the process.

What Areas In Sydney & NSW Do We Service?

Here at Carpet Removal Sydney, we service a large range of areas, including:

– Lower North Shore
– North West & Ryde
– Upper North Shore
– St George
– The Hills Shire
– Inner West
– Northern Beaches
– Eastern Suburbs
– Northern Sydney
– South West Sydney
– Sutherland Shire
– Greater Western Sydney
– Sydney CBD
– Sydney
– Newcastle
– Wollongong

We can take on any job at any time. No matter how big the job is, we’ll take it on!

Click Here To Learn More About The Areas In Sydney & NSW That We Service

Concrete Cancer Repairs Sydney - Concrete Spalling Repairs Sydney

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Concrete Spalling Repairs Sydney

Concrete Cancer Repairs Sydney - Before and After - 3

Concrete Cancer Repair Service Sydney

Treating concrete cancer is highly, highly recommended to be done by a professional. When you have concrete cancer, the spread of it must be shut down. Otherwise, the structural integrity of the building will be compromised, and you could be facing exorbitant prices to fix it, or even have the entire building destroyed.

Concrete cancer repairs involve removing damaged concrete and treating or replacing corroded steel reinforcement bars, followed by patching and waterproofing to prevent future damage. The process typically includes saw cutting the perimeter of the affected area, cleaning and treating the exposed steel, and applying a repair mortar or concrete to restore the structure’s integrity. Waterproofing membranes are crucial for long-term protection.

It should be noted that most buildings from the 1920s to the 1990s have Magnesite Flooring in the unit. This rapidly increases the speed of concrete cancer and should be removed and fixed ASAP.

Properties closer to the ocean/beaches will also have Concrete Cancer start rapidly, a lot faster than properties that are not near the ocean/beaches. Salt hastens the rusting process, so buildings along the coastline are more susceptible to concrete cancer due to salt in the air.

– We are a fully insured business with worker’s compensation, insured for public liability and all employees have white card health and safety and COVID vaccinations.

– Our highly trained staff will always work in a safe and efficient manner while using high-quality Personal Protective Equipment (PPE) and Dust Extraction Equipment.

Why Choose Carpet Removal Sydney For Concrete Cancer Repairs?

At Carpet Removal Sydney, we pride ourselves on delivering reliable, professional concrete cancer repair services across Sydney. Here’s why property owners trust our team:

Clean, Dust-Free Worksites:
We use advanced dust extraction technology to minimise airborne particles, keeping your property cleaner and healthier. This also reduces the need for extensive post-repair cleaning.

Over 35 Years of Experience:
With over 35 years of experience, our team has developed the knowledge and skills to handle concrete repair projects of all sizes. We understand the complexities of concrete structures and the most effective restoration methods.

Fully Licensed and Insured:
We operate with full licensing and comprehensive insurance, ensuring every project is safe, compliant, and professionally executed.

Modern, High-Performance Equipment:
Our state-of-the-art tools allow us to tackle concrete cancer repairs efficiently and precisely, no matter the scale or difficulty of the job.

Competitive Pricing with a Price Beat Guarantee:
We offer highly competitive rates and will beat any written competitor quote by up to 10%*, delivering great value without compromising quality.

End-to-End Service:
From initial inspection to final finishing, we provide complete concrete maintenance solutions, covering every step of the repair process.

Warranty Coverage:
All repairs come with warranty protection—ranging from 10 to 30 years, depending on the materials used—offering peace of mind that DIY solutions cannot match.

Customer-Focused Approach:
Our team prioritises communication, professionalism, and high-quality results, aiming to exceed expectations on every project.

Premium Materials:
We only use top-grade, Australian-standard materials to ensure durability and lasting performance.

Custom Solutions:
Every property is unique. We tailor our concrete cancer repair strategies to meet the specific needs of each project.
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How Is Concrete Cancer Repaired?

Concrete cancer, often referred to as concrete spalling, occurs when the steel reinforcement within concrete begins to corrode. As the steel rusts, it expands, creating internal pressure that cracks and weakens the surrounding concrete. These cracks allow moisture and other harmful elements to penetrate further, accelerating deterioration. Common signs include rust streaks, surface cracking, flaking, peeling (delamination), and bubbling on the concrete surface.

Our Concrete Cancer Repair Process

Step 1: Complimentary Assessment & Quote
We start with a no-cost, on-site evaluation to assess the damage and provide a transparent, obligation-free quote for the repair work.

Step 2: Comprehensive Inspection
Our team conducts a thorough assessment to identify the source and extent of the damage, enabling us to determine the most effective repair strategy.

Step 3: Section Preparation
Damaged concrete areas are carefully cut and edged to create a clean surface for restoration.

Step 4: Dust-Free Concrete Removal
Specialised dust-reducing jackhammers are used to safely remove all weakened and loose concrete around the corroded steel.

Step 5: Rust Treatment
Exposed steel is treated using wire brushes or grinders to remove rust and prepare it for protective coatings.

Step 6: Cleaning Surfaces
All concrete and steel surfaces are meticulously cleaned to ensure primers and protective treatments adhere properly.

Step 7: Primer and Corrosion Protection
We apply high-grade epoxy primers and rust inhibitors, followed by a protective barrier to reduce the risk of future corrosion.

Step 8: Reinforcement Repair or Replacement
Where necessary, steel reinforcement bars are replaced or supplemented to restore structural integrity.

Step 9: Waterproof Coating
A waterproof layer is applied to the reinforcement to protect against moisture intrusion and prevent further damage.

Step 10: Concrete Restoration
New concrete is carefully applied at the correct thickness and allowed to cure, fully restoring the surface and strength of the structure. Concrete Cancer Repairs Sydney - Before and After

Top 10 Warning Signs Of Concrete Cancer

Rust Streaks on the Surface:
Reddish or brown stains appearing on your concrete can indicate corrosion within the steel reinforcement.

Surface Wear and Erosion:
Concrete that appears porous, worn, or crumbling can let in moisture, accelerating deterioration.

Cracking in Concrete:
Small hairline cracks or larger fissures may signal internal damage and can worsen over time.

Water Marks or Pooling:
Persistent damp spots, staining, or standing water suggest poor drainage and potential structural issues.

Faulty Expansion Joints:
Damaged or separated joints can cause excessive movement, leading to cracking and spalling.

Thin Concrete Cover:
Steel reinforcement placed too close to the surface is more exposed and at higher risk of corrosion.

Corroded Embedded Fixtures:
Rusting of bolts, anchors, or other embedded metals can initiate concrete degradation.

Bubbling or Flaking Paint:
Peeling paint, especially on ceilings or soffits, may reveal hidden concrete damage underneath.

Hollow or Resonant Spots:
Areas that sound hollow when tapped often indicate loose or delaminated concrete.

Visible Steel Reinforcement:
Concrete that has cracked or fallen away, exposing rusted steel, is a clear sign of advanced concrete cancer. Concrete Cancer Repairs Sydney - Concrete Spalling Repairs Sydney - Before & After - 1

Key Factors That Increase The Risk Of Concrete Cancer

Several conditions can make concrete more susceptible to damage and reinforcement corrosion:

Magnesite Flooring:
Properties built from the 1920s through the 1990s often contain magnesite flooring. While it was a common choice at the time, this material can trap moisture and contribute to internal steel corrosion. Professional removal is recommended to avoid long-term structural issues.

Coastal Locations:
Buildings near the ocean face harsh conditions due to salt-laden air. Salt can penetrate concrete and accelerate rusting of the steel reinforcement inside.

Water Penetration:
Cracks, unsealed joints, or gaps in the concrete allow water to reach the steel beneath. Concrete’s natural pores can also let moisture and contaminants travel, gradually corroding the reinforcement.

Salt Exposure:
Salt from coastal environments can speed up the corrosion of internal steel, weakening the overall structural strength of the concrete.

Carbonation:
Over time, concrete reacts with carbon dioxide in the air, lowering its alkalinity. This diminishes its natural ability to protect embedded steel from rust.

Age and Environmental Wear:
Older structures often experience concrete breakdown due to prolonged exposure to weather, moisture, and pollutants, leaving steel more vulnerable.

Insufficient Concrete Cover:
When the concrete layer over the steel is too thin, the rebar is more exposed to moisture and corrosive agents, increasing the likelihood of deterioration.

Substandard Construction:
Poor-quality concrete, improperly placed steel, or uncleaned reinforcement before pouring can all trigger early signs of concrete damage.

Ineffective Waterproofing:
Deteriorated waterproofing membranes or inadequate drainage allow water to infiltrate, accelerating internal corrosion.

Structural Stress and Cracks:
Foundation movement, heavy loads, or normal settling can cause small fractures. These cracks act as direct channels for water to reach the steel.

Mixed Metals:
Using different types of metals together in the concrete can trigger electrochemical reactions, speeding up the corrosion of steel components. Concrete Cancer Repairs Sydney - Magnesite Flooring Removal Sydney

Ready For A Concrete Spalling Repairs Quote?

Ready to start your project? Contact Carpet Removal Sydney today for a free, no-obligation quote.

We offer Sydney-wide concrete spalling repairs service, expert advice, and fast turnarounds — From small home residential jobs, to STRATA, Government and Complex Industrial projects, we do it all!

CALL US NOW 0424 408 330
Or fill out our Online Contact Form, and we’ll get back to you within 24 hours or less

✔ We beat competitor quotes by up to 10%
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Don’t risk your health, your floors, or your time — trust Sydney’s concrete spalling repairs experts.
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