MARKHAM - Adding Life to Concrete

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News and views from the world of concrete.

Marine and river concrete structures are at risk from sulphate attack

How to Protect Concrete Against Sulphate Attack?

Concrete deterioration due to sulphur reactivity is more common than you may realize

Let’s start at the beginning! What are sulphates? Firstly, sulphates and sulfates are the same thing, depending on whether you use UK or US spelling,...

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Auckland Highway dusk

Highways, Bridges, and Caring for Concrete

Enhance durability and extend service life

It’s Costly to Maintain Concrete Infrastructure If you’re in charge of the care of civil road or bridge infrastructure (or the related repair budget) you’ll...

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BRISBANE-AIRPORT-AQURON-DEF

What on earth is ‘DEF’?

A hidden threat for concrete precast elements

Don’t you love acronyms? No, us neither. However, they do have some uses, and ‘D.E.F.’ is easier to say (and spell) than Delayed Ettringite Formation....

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Flooded

Resilience Needed

How can we contribute to a resilient approach to extreme natural events?

Recently (June 2022) some of the team visited Sydney Build Expo. We weren’t exhibiting this time but it was good to catch up with some...

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Bridge

Disrupting the Maintenance Cycle

Reducing costs for the longer term

There are certain situations where the maintenance of a concrete structure becomes a significant ongoing cost and has to be considered frequently. We often talk...

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Wet-basement

Damp Down There?

Concrete basement waterproofing issues?

Big subject. If we discussed all aspects, you’d probably stop reading at about the 30 second mark. WHAT ARE THE CHALLENGES? The usual challenge for...

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Road-closed-by-flood

Building for Resilience

The ongoing challenge of floodwater

MARKHAM has been involved in #AddingLifeToConcrete for many years now. One focus of our durability and remediation treatments has been marine structures. As we’ve noted...

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Cracks

Cracking, Sealing, and Healing

How does all concrete have self-healing capabilities?

Let’s start at the start!   What causes Concrete Cracking? Concrete can succumb to cracking in a whole lot of ways. Surprisingly, much of it...

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Carbonation-banner

Concrete Carbonation?

Why Should I Care?

Firstly, What is Carbonation? Let’s hear from some of the experts in the concrete industry: “Carbonation occurs when CO2 (carbon dioxide) from the air penetrates...

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Airport-image

What does airport concrete need?

Concrete transport infrastructure deserves some special attention

Despite the recent disruptions, air transport remains a crucial part of freight and resource logistics, and for public transport. And hey, there’s a lot of...

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