Environmentally Friendly Airport Construction Materials

1
Environmentally Friendly Airport Construction
Materials
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Objectives

• Research the different environmentally friendly
  construction material.
• Investigate the environmental techniques used
  prior, during and after the construction.
• Investigate other organisations who use
  environmentally friendly materials.

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Reusing waste material

• Waste soil, topsoil and other aggregates
• 300,000 tonnes of waste concrete and demolition
  material from T5 crushed by a designated team and
  reused on site.
• Biopiles used to treat the contaminated soils.
• Excavated inert soils and clays used as backfill
  and for landscaping.
• Multiple use of temporary works

4

• Waste arising from road sweeping activities
• A materials take back scheme
• Lengths of cable too short to be of use to the
  permanent systems installation team were made
  available to the logistics team for use in the
  temporary systems on site.
• Surplus paint of good quality was made available
  to local community projects through the Community
  RePaint initiative.

5
Recycling Material

• Skips were provided
• Waste cable and plasterboard were also segregated
  for recycling
• Overall 87 of waste was recycled.

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Specific Recycling initiatives

• Temporary site drainage
• Biodegradable waste

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Recycled

• BAA worked hard to include material with high
  recycled content in the construction of T5.
• 80,000 tonnes of recycled and secondary
  aggregates were bought in.
• Crushed glass from local recycling banks- site
  roads
• Up to 30 of the concrete mix used in the
  construction of buildings, taxiways and aircraft
  stands is pulverised fuel ash.

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Benefits

• 9,100 tonnes of co2 emissions.
• Cost savings
• Higher quality product

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Contractor

• Ethos Recycling- This waste contractor was
  appointed to manage and collect all waste.
• Remaining waste is sent for energy or landfill.
• 43 of hazardous waste
• Over 80 of waste, by weight, was recycled on
  site.
• T5 achieved in excess of 97 of recycling.
• Onsite recycling activities
• And recycling provided by Ethos Recycling.

10
Disposing of waste

• Two Rear End Loaders
• One skip lorry which collected waste from across
  the site

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Reference and suggested reading

• No author given (No date given) Resources.
  (On-line), UK. Available from http//www.bgs.ac.u
  k/Planning4Minerals/Resources_1.htm (Accessed
  29/11/08)
• No author given (4/04/2008) Heathrow T5 recycles
  and reuses waste. (On-line), UK. Available from
  http//www.building.co.uk/sustain_story.asp?sectio
  ncode747storycode3110553c3 (Accessed
  29/11/08)
• No author given (06/07) A look inside Terminal 5.
  (On-line), UK. Available from http//www.building
  .co.uk/sustain_story.asp?sectioncode32storycode
  3088475c3 (Accessed 29/11/08)