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footprint by 18%. ISCA has also signed

of preset credit weightings and by exception

• The ISCA Materials Working Group iden-

a collaboration agreement with a newly

scope-outs processes has been replaced

tified a number of improvements to the

created Chinese alliance with China City

with a compulsory materiality assessment

IS Materials Calculator that have been

Development Foundation and Green World

that focuses sustainability activity towards

incorporated into v1.2. They include more

City to create the Green Infrastructure

initiatives that are most relevant for each

than doubling the number of materials

Finance Accreditation (GIFA) scheme for

project or asset.

available, addition of multiple transport

the Chinese infrastructure industry based on the IS rating scheme. ISCA released version 1.2 of the IS rating scheme in May 2016.

Other changes will increase efficiency and

modes for relevant materials, addition of

sustainability value by reducing the effort

simple tools that allow default and cus-

and evidence burden on assessors driving

tom ready mixed and precast concrete

improved outcomes. Key changes include:

mixes to be formulated and analysed,

“This milestone signifies the step change

• Some credits have been consolidated,

the addition of unit conversions for

improvement the infrastructure industry has

resulting in a reduction from 52 credits

relevant materials, the incorporation of

achieved since the launch of the IS rating

to 44 credits.

a revised methodology for environmental

scheme in 2012,” said ISCA CEO Antony

• Customised credit requirements and

impact to be calculated (from EcoPoints

Sprigg. “Industry has been instrumental

guidance has been incorporated into 16

to IS EnviroPoints) and a revision of

in significantly advancing sustainability

of the 44 credits specifically for minor

the source of materials environmental

outcomes in Australian infrastructure over

works projects.

impact data.

the past three years. The IS rating scheme

• The benchmarking of some credits has

has provided an important platform for be-

been changed from a step scale to a

ing able to measure this progress and the

linear scale, enabling the reward of

opportunity to provide ongoing feedback on

all improvements, not just those that

efficiencies and enhancements as a result

result in a project/asset surpassing the

of the growing importance of sustainable

next hurdle.

infrastructure in Australia. This industry-

• The amount of innovation bonus points

driven feedback has informed v1.2, which

has increased from five points to 10 points.

will deliver a more directed approach to

• Rulings from the current version of the

managing asset sustainability.” IS rating scheme v1.2 considers the

scheme have been incorporated into the credits of the new scheme.

unique aspects of any asset by applying

• Greater flexibility has been incorporated

weightings to each credit, so effort is di-

into 10 credits’ manage, review and audit

rected on the most appropriate areas and

requirements while maintaining the same

incremental progress is rewarded. The use

level of rigour.

Infrastructure Sustainability Council of Australia

*Antony Sprigg is CEO of the Infrastructure Sustainability Council of Australia (ISCA). Prior to joining ISCA in 2012, Antony had held a number of senior management roles in professional service firms and on major capital works projects. Antony’s experience spans across South-East Asia, southern Africa, North America and Australia. Antony is also a husband, father, cyclist and mountaineer.

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Sustainability Matters Oct/Nov 2016  

Sustainability Matters is a bi-monthly magazine showcasing the latest products, technology and sustainable solutions for industry, governmen...

Sustainability Matters Oct/Nov 2016  

Sustainability Matters is a bi-monthly magazine showcasing the latest products, technology and sustainable solutions for industry, governmen...