`1`
LBYCVG1 Experiment 1 Determining the Moisture Content of Soil (Conventional Oven Method)
Experiment performed by: by: Anthony John Tang 1144!"!
Introduction Thi# experiment aim# to determine the moi#t$re %ontent# of #e&era' earth #amp'e#( )t i# important to determine moi#t$re %ontent of earth a# it a*e%t# #igni+%ant'y to the bearing #trength of the #o$'( There are t,o type# of earth #amp'e# $#ed in thi# experiment( -ne i# typi%a' garden #oi'. the other i# %'ay( T,o #amp'e tria'# are ta/en per earth type( 0amp'e# are then o&en dried( ata i# ta/en both in pre2drying and po#t2drying to determine the moi#t$re %ontent of the #aid #amp'e#(
Data and Calculations Equation for Moisture Content
Moisture Content
Massof Water × 100 Mass of Solid Particles
=
Trial 1 Garden Soil Moisture Content =
6.92 53.41
× 100 =12.96
Trial 2 Garden Soil Moisture Content =
7.49 58.46
× 100 =12.81
Trial 1 Clay
Moisture Content
=
20.69 34.23
× 100
=
× 100
=
60.44
Trial 1 Clay
Moisture Content
=
19.11 32.26
59.24
a## of Container 5 0pe%imen a## of Container 5 -&en 2dried 0pe%imen a## of Container a## of ater
0oi' 0amp'e# Garden 0oi' C'ay Tria' 1 Tria' 3 Tria' 1 Tria' 3 166(1 !(1" 76(!" !(3 87(31 39( !(73
73(!7 "4(3" 8(47
!7(74 "9(81 36(!7
!8(18 "4(71 17(11
a## of 0o'id ;arti%'e# oi#t$re Content A&erage
9"(41 9(4! 13(7! 13(1 < < 13(<
"4(3" "3(3! !6(44 97(34 < < 97(4<
Discussion of esults
A# %an be #een from the data. typi%a' #oi' ho'd# an a&erage of 13(< of ,ater by ma##. and %'ay at 97(4<( =rom here ,e %an #ee that %'ay retain# more ,ater at norma' %ondition# than garden #oi'( Thi# entai'# that ,ater %ontent i# &er y %r$%ia' in %ondition# ,here %'ay i# pre#ent. a# %'ay in norma' %ondition# %on#tit$te# at 'ea#t !6< ,ater( )t i# a'#o the #ame for #oi' a# it i# at 'ea#t 13< ,ater( >o,e&er. a# %an be #een from the data. norma' #oi' doe# not retain a# m$ %h ,ater a# %'ay and therefore i# not a# #en#iti&e to any %hange in ,ater %ontent a# %'ay. tho$gh it #ti'' po#e# #igni+%ant %hange in #oi' %ondition#( Conclusions and ecommendations
e %an %on%'$de from the data that moi#t$re %ontent i# important ,hen #t$dying propertie# of #oi'( Yet ,ith t,o di*erent type# of earth #amp'e#. ,e %an #ee that ea%h ha# it# o,n propertie# ,hen %on%erning ,ater %ontent( C'ay at norma' %ondition# i# made of !6< ,ater. and garden #oi' i# at 13<( )n o$r %o$ntry. ,here it #$*er# %on#i#tent'y ,et on %on#i#tent'y dry ,eather a'' thro$gho$t the year. the e*e%t# of moi#t$re %ontent i# &ery %r$%ia' in the de#ign of #tr$%t$re# a# the #ometime# the #oi' it#e'f %arrie# the ,eight of the b$i'ding. depending on it# de#ign( Earth 'i/e %'ay may be ad&er#e for the #trength of the #oi'?# bearing %apa%ity( $ring the %o$ntry?# #$mmer #ea#on. the 'a%/ of moi#t$re or drying of the %'ay %an %a$#e the earth to #igni+%ant'y degrade d$e to it# high ,ater %ontent at norma' %ondition#( The #ame %an be #aid for n orma' #oi' ho,e&er. b$t not a# detrimenta' a# %'ay( oi#t$re %ontent i# important for e#tab'i#hing the re'ation#hip bet,een the ,ay a #oi' beha&e# and it# propertie#. it# tenden%y to ab#orb ,ater. it# erodibi'ity and #o on( 0$%h propertie# are &ery important in #oi' me%hani%# and #tr$ %t$ra' de#ign(
@eferen%e# Experiment 1 Water Content Determination. n(d(( @etrie&ed from ni&er#ity of )''inoi# Chi%ago 0oi' e%hani%# Laboratory: http:DD,,,($i%(ed$D%'a##e#D%emmD%emm'abDExperiment<3612ater <36Content(pdf
