Eco friendly building materials Conference on Green Homes Member Secretary Laurie Baker Centre for Habitat Studies (LBC) Green Building Congress, 1 st November , 2012 Ar. PB Sajan Jt. Director COSTFORD & Residence of Ar. P B Sajan & Ar. Shailaja Nair
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Eco friendly
building materials
Conference on Green Homes
Member SecretaryLaurie Baker Centre
for Habitat Studies (LBC)
Green Building Congress,
1st November , 2012
Ar. PB SajanJt. Director
COSTFORD&
Residence of
Ar. P B Sajan & Ar. Shailaja Nair
SITE PLAN
• Sloping site on
top of a hill
• 8.5 cents
(345 sqm)
Mud (without stabilisers)
Coconut tree
Kattadi (Casuarina) Poles
Bamboo
Country burnt Brick
Reused Wood
Reused Roof Tiles
Mango tree Wood
Random Rubble
MATERIALS USED
TREATMENT OF MATERIALS
Bamboo
Kattadi (Casuarina) Poles
Coconut Tree
Mango tree wood
LOCAL BAMBOO
Treatment tank
Preservative preparation
Holes in nodes for proper preservative
penetration
Smoothening of nodes
KATTADI (CASUARINA) POLES
Preparation of Kattadi poles
Treated Kattadi pole
COCONUT TREE
Clearing of outer layer of coconut trunk
Coconut trunks are immersed in
preservative
Treated Coconut Trunks
In Construction
R.R. masonry in mud mortar
FOUNDATION
WALL
Mud :Cob construction
MUD WALL
MUD WALL -Interior
BAMBOO
Bamboo Beam & Floor
Finishing of bamboo floor
Bamboo Beam & Floor
Bamboo in Openings
Bamboo in Openings
COCONUT TREE TRUNKS
Smoothened coconut trunk
Coconut Trunk Pillar
Coconut Trunk Pillar
Coconut Beam
KATTADI (Casuarina) POLE
Kattadi Poles - Roof
Kattadi Poles - Roof
Kattadi Poles - Roof
REUSED WOOD
Reused Windows
Reused ceiling planks as floor finish
Floor
Reused wood - Beam
Reused Wood
Reused Doors
Mango wood - stair planks
Mango wood - stair planks
After Completion
Comparison of Material Consumption
Material Source KM
Diesel/
Trip
(Ltr)
QuantityMaterial
Saved
Qty of
Diesel
Saved
(Ltr)
Brick Tamilnadu 174 34.8 5000 24317 169.25
Sand Tamilnadu 174 34.8 6 90 522
20mm and 40mm
broken stoneVarkala 80 16 6 55 146.67
Steel Coimbatore 920 184 16000 3866 44.459
Cement Thirunalveli 320 64 200 1099 351.68
Total 1234
Diesel saving
Energy Saving
ITEMEnergy saved
per no.Total Nos.
TOTAL ENERGY
SAVED (MJ)
BRICK 3.75 (MJ/NOS) 24317.00 91188.75
CEMENT 5.85 (MJ/KG) 54950.00 321457.50
STEEL42 (MJ/KG)
3866.00 162372.00
TOTAL 575018.25 MJ
Walking the Talk… Ar. PB SajanCOSTFORD & LBC
Thank you
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