NEWS
Hydraulic lime is one of most traditional and
longest known building materials used by man.
Before the technology for kilns was available to
fire limestone/clay to create modern day cement,
?
lime was the binder relied upon in the construction
of our heritage. Now, modern manufacturing
techniques for firing limestone have created
naturally hydraulic limes that overcome the
problems that were once associated with
TRADITIONAL
traditional limes.
E
W
Today, hydraulic lime such as that produced
SOLUTION TO
by Telling Lime Products Ltd, is as straightforward
to use as cement or plaster and performs equally
FLOOD DAMAGE
well in water as out of it. There are no chemical
N
ingredients as the material is produced by a
naturally occurring reaction of clay, lime, water
For the thousands of property owners whose and air. Its open pore structure makes it more
homes or business have been devastated by the flexible. Moisture can permeate through the
S
widescale flooding of summer 2007, there has mortar as a vapour, allowing each individual unit
been little solace. of brick or stone to move as an individual
However, a new study programme underway element. The need for expansion joints is removed
has identified hydraulic lime as one of the many as the mortar tolerates the movement and
practical and innovative solutions that can be used settlement of buildings.
to provide resilience in construction as well as the In ‘green’ terms, CO
2
emissions occur during
repair process for flood-damaged buildings. the production of both cement and lime. However, A
T
’
Headed by a CIRIA consortium, the more energy is required for the production of
programme involves government organisations, cement. A study of the lime cycle shows that an
financial institutions, insurers, the building industry equal amount of CO
2
is retained during the
and the public in collaborative research. The study carbonation process as is released during the
H
aims to determine how the implications of flooding burning of limestone. Lime mortar is ecologically
may be mitigated by best practice in material more acceptable.
selection and construction techniques. Telling Lime Ltd Tel: 01902 789777
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• news • news • news • news • news • news • news •
SERVICE services, and building required behaviour change as cent from 1996 baseline by
infrastructures add to an well as any adjustments to 2016. BT’s Group-wide
BT have announced that its organisation’s carbon their infrastructure.” Climate Change strategy has
newly formed Global Services footprint. The strength of the BT is recognised as a four key strands: reducing
sustainability practice has approach allows a number of business leader in the area of carbon emissions, influencing
launched a service to help business scenarios to be CSR and sustainability. It has suppliers, influencing
large corporates and public tested and an assessment been recognised as the world customers and engaging
sector organisations reduce made of the associated number one Telco in the Dow employees. More information
their energy consumptions energy and carbon Jones Sustainability Index for on BT’s sustainability story can
and carbon footprint. reductions, such as ‘what if I the seventh consecutive year be found at
BT’s carbon impact virtualised all or part of my and has achieved a 60 per www.biggerthinking.com/en/
assessment enables call centre?’ ‘What if I cent reduction of its UK sustainability.aspx
organisations to accurately introduced agile working?’ carbon emissions from a
calculate the amount of CO
2
‘What if people didn’t need to 1996 baseline. The company
emissions produced as a travel to meetings?’... has set a further target to
result of the use of networked Dinah McLeod, head of reduce emissions by 80 per
IT services. It also provides a sustainability practice, BT
set of workable solutions to Global Services, said: “Large
help customers reduce their organisations have many
energy consumption and activities that can directly or
carbon footprint. indirectly cause the emissions
Initially available in the UK of carbon. BT can credibly
and USA, the BT carbon and demonstrably help a
impact assessment takes into customer understand the role
account the way people’s networked IT service plays in
work patterns (such as their both producing and reducing
travel and IT use) contribute to carbon footprint. Importantly,
CO
2
emissions, and how when looking at client’ carbon
business operations, shared emissions, we explore both
SUSTAINABLE FM | OCTOBER 2007
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