1. BIOMASS AGGREGATE CONCRETE FOR
SOFT SOIL SUBBASE (S3) SYSTEM
YL Lee, PhD, MCSM
ashmann@gmail.com
Faculty of Civil and Environmental Engineering, UTHM, 86400 Parit Raja,
Batu Pahat, Johor Darul Takzim, Malaysia.
30 January 2013
2. Objectives:
• To inspire innovation
• To explore opportunities in
research & postgraduate studies
6. • Fact Sheet
• Name of Rice Miller - Lok Eak Khim Rice Mill, Skun,
Kampong Cham, Kingdom of Cambodia
• Date of Installation – November 2007
• Capacity of Gasifier – 250kW
• Type of Gasifier – Downdraft type
• Saving of Diesel to existing Diesel Engine – 85%
• Carbon credit – not pursued
• Addition of Gas Engine 250kW, installed in May 2008.
11. Emerging Technology
A method of using air bubbles and
catalyst in cement mortar
Reduce density
Enhance durability performance
On-site
production of
KUIKcrete
30. Unconfined compressive strength of TIA treated soil under humid curing
Curing 7 Days 14 Days 28 Days
Period
Additive
Content
0% TIA + 100% cement 85.010 kPa 205.621 kPa 304.202 kPa
(Specimen Cement)
8% TIA + 92% cement 53.066 kPa 97.046 kPa 98.988 kPa
(Specimen A)
10% TIA + 90% cement 79.787 kPa 154.178kPa 158.562kPa
(Specimen B)
13% TIA + 87% cement 121.309 kPa 134.611 kPa 160.264kPa
(Specimen C)
31. Unconfined compressive strength of TIA treated soil under wet curing
Curing 7 Days 14 Days 28 Days
Period
Additive
Content
0% TIA + 100% cement 79.507 kPa 72.441 kPa 78.733 kPa
(Specimen Cement)
8% TIA + 92% cement 41.156 kPa 123.303 kPa 41.686 kPa
(Specimen A)
10% TIA + 90% cement 63.850 kPa 109.568 kPa 155.823 kPa
(Specimen B)
13% TIA + 87% cement 49.233 kPa 83.381 kPa 93.951 kPa
(Specimen C)
32. Compressive strength development of TIA soilcrete (Humid Condition)
7 Days Curing
400
14 Days Curing
28 Days Curing
300
Strength, qu (kPa)
200
100
0
0 2 4 6 8 10 12 14
TIA % CONTENT IN 10% CEMENT (%)
33. Compressive strength development of TIA soilcrete (Wet Condition)
7 Days Curing
200 14 Days Curing
28 Days Curing
Strength, qu (kPa)
100
0
0 2 4 6 8 10 12 14
TIA % CONTENT IN 10% CEMENT (%)
34. Tan Sri Soon Siew Hoong and Azra’i Shu’ib @ SMIDEX2008 KLCC
40. ACKOWLEDGEMENT
We wish to acknowledge Cradle Fund for supporting (
www.1.com.my) and www.1.net.my leading to the Kumomo Tree
Charity Project for humanity.