bacteria in concrete
Post on 28-Nov-2014
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Topic :
Bacterial Concrete
(Improving Durability of Concrete Structure)Prepared by :
Awaluqim bin Abdullah
Muhammad Haziq bin Shuib
Muhammad Haniff bin Asmuni
Mohammad Syazwan bin Sulaiman
Ahmad Fariezat Ikhwan bin Abdul Raof
RESEARCH METHODOLOGY
PROBLEMS
On 9 August 2004, Middle Ring Road 2 (MRR2) had been closed due to the cracking of concrete
CracksWater and chemicals
Corrosion+
Deterioration
POPOUT
SPALLING
SURFACE SCALING
INTRODUCTION
Selecting bacteria
• ability to tolerate in alkaline condition for long period
Compressive Strength Test
• compressive strength test of cement mortar, Bacillus sp.
Water Absorption
Test
• determine the increase in resistance towards water penetration
METHODOLOGY
EXPECTED OUTCOME
Compressive Strength test
Water Absorption test
Seif Healling
BENEFIT USED BACTERIAL
Environmental
Economical
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