SOIL INVESTIGATION REPORTFORADA BLESSINGATPLOT NO. 2802, CAD ZONE A04ASOKORO DISTRICT, FCT ABUJALABTEXT NIGERIA LIMITEDTABLE OF CONTENTS1.0 INTRODUCTION2.0 GENERAL PHYSIOGRAPHY, PRESENT STATE OF SITE AREA AND GEOLOGY3.0 GEOTECHNICAL INVESTIGATIONS4.0 OUTLINE OF DESIGN PARAMETERS OBTAINED FROM TEST RESULTS5.0 DISCUSSIONS, CONCLUSIONS AND FOUNDATION RECOMMENDATIONSAPPENDICES (TABLES, PLATES AND FIGURES)INTRODUCTIONT!" "#!$ !%&'"(!)*(!#% *%+ ',-$#.*(!#% /'.' 0#%+10('+ #% (' "!(' 2#. (' PROPOSED RESIDENTIAL DEVELOPMENT AT PLOT NO 2302, CADASTRAL 4ONE A04 ASO5ORO DISTRICT, ABU6A. I( /*" *!7'+ *( +'('.7!%!%) "#!$ -*.*7'('." %'0'""*.8 2#. (' 2#1%+*(!#% +'"!)% *%+ 0#%"(.10(!#%.B*"' #% (!" P.#-#"*$, LABTEXT NIGERIA LIMITED /*" 0#77!""!#%'+ (# 0*..8#1( "19:"#!$ !%&'"(!)*(!#% #2 (' "!(' (# '%*%0' %'0'""*.8 !%2#.7*(!#% *%+ +*(* 2#. (' 2#1%+*(!#% +'"!)%'+ *%+ 0#%"(.10(!#%.T' "!(' !" $#0*('+ (' PROPOSED RESIDENTIAL DEVELOPMENT AT PLOT NO 2302, CADASTRAL 4ONE A04 ASO5ORO DISTRICT, ABU6A. D!))!%) /*" 0*..!'+ #1( (# * +'-( %#( ',0''+!%) 3.0 7'('.. I% &!'/ #2 (' "-.'*+ #2 (' *%(!0!-*('+ "(.10(1.'" /!$' "*7-$'" *.' .'0#&'.'+ *(+!;'.'%( +'-( #2 (.!*$ -!(" 2#. %'0'""*.8 $*9#.*(#.8 ('"(".T' "#!$ "*7-$'" /'.' ',*7!%'+ &!"1*$$8 2#. * )'%'.*$ 0$*""! O.)*%!0 7*(('. !" %#.7*$$8 +'('0('+ 98 !(" 0*.*0('.!"(!0" O+#1. *%+ +*.= 0#$#1.. O.)*%!0 7*(('. 7*='" (' "#!$ /'*='. *%+ 7#.' 0#7-.'""!9$'.GEOLOGICAL HISTORY> S#7'(!7'", (' #.!)!% #2 "#!$ 0*% 9' +'('0('+ 98 ',*7!%*(!#%. I% +'"0.!9!%) ).*&'$" *%+ "*%+", .'0#.+ #2 1%!2#.7!(8 *%+ -*.(!0$' "*-' *.' .'@1!.'+.PRESENCE OF FOREIGN MATTER> I('7" "10 *" "'$$" #. .199!" )!&'" ='8 (# #.!)!% #2 * "#!$.T'"' .'-#.( "177*.!'" (' 2'/ .'$'&*%( ('"(" 0*..!'+ #1( #% "*7-$'", *%*$8"!" (' .'"1$(" #9(*!%'+ *%+ .'0#77'%+" E%)!%''.!%) P*.*7'('." (# 9' 1"'+ !% "19:"(.10(1.' +'"!)% *%+ 0#%"(.10(!#%.LOCATION, ACCESS AND PURPOSET' "!(' !" $#0*('+ *( ('PROPOSED RESIDENTIALDEVELOPMENT AT PLOT NO 2302, CADASTRAL 4ONE A04ASO5ORO DISTRICT, ABU6A.T' "*!+ "!(' !" "(!$$* &!.)!%$*%+ /!( (' (#- "#!$ 8'( (# 9' ',0*&*('+. P$#(" 0$#"'+ (#!(*.'"$!)($8+'&'$#-'+91((!""!('!"!%('%+'+(#9'1"'+ 2#. RESIDENTIAL DEVELOPMENT (# 9' '.'0('+ #%(' $*%+.T'-1.-#"'#2(!"!%&'"(!)*(!#%/*"(#+'('.7!%'('0*.*0('.!"(!0"*%+0$*""!a, >a,e5I. + 0.07A%+ 4*IS. 3))5 + 9=A%B+ 4420040.074.('(4%.(+ 22))C= +K89= 4 C+ 2.(4 %0!a? @0.e)e0$ !; %00 200 KN892 Aa + 200:08)2B + %.(9 3#a0?, .>a, >a,e5I. + 0.07A%+ 4*IS. 3))5 + )=A%B+ 4420040.0740224%.(+ 2'))C= +:89= 4 C=" + 4.6 4 %0@)@$ ;! )a"@)F)#e$$>e)e0$ a$ Ch@.h?a)aDe.!F>?0!$ Gee"Ee.$e?a#e>a$e? $! a0DF>a ?@#$!$@!0 @# D@=e0 G,HD@;;ee0.e @0 #e$$>e)e0$ Ge$Cee0 $C! E!@0$# ?@=@?e? G, $he ?@#$a0.e Ge$Cee0 $heE!@0$#. @.e. IS.8L Ch@.h )F#$ Ge >e## $ha0 0.002 $! a=!@? #$F.$Fa> ;a@>Fe.Ge0ea>>, @$ @# e.!))e0?e? $ha$, $! a=!@? #$F.$Fa> ?a)aDe !; $he GF@>?@0D, $hea0DF>a ?@#$!$@!0#h!F>?Ge>e## $ha0%8(00. /h@.h.!e#E!0?$!(0))a0?'()) ?@;;ee0$@a> #e$$>e)e0$ Ge$Cee0 $C! ;!!$@0D# @0 .>a, a0? #a0? e#Ee.$@=e>,.Th@# .!F>? ;F$he Ge ha>=e? @; a;$ ;!!$@0D @# a?!E$e?.Thee;!e $he a0DF>a ?@#$!$@!0 Ge$Cee0 $he TPI J TP2 @# D@=e0 a#H32' 2258%(000+ 0.0006 >e## $ha0 0,002Th@# )ea0# $ha$ 0! #$F.$Fa> ;a@>Fe @# e"Ee.$e?, E!=@?e? $he a>>!CaG>e Gea@0D.aEa.@$@e# ae 0!$ e".ee?e?.DCP RESULT ANALYSIS/he0 ?eE$h !; Ee0e$a$@!0 @# >e## $ha0 %0)A ;a.$! .a>>e? !? a$@! @# 0!)a>>, aEE>@e? $! $a:e .ae !; $he !? #:@0 ;@.$@!0F! %0 $!0# DCP a ;a.$! !; 0.' @# a?!E$e?. Thee;!e,The G>!C# a.h@e=e? !0 Ee %0.) Ee0e$a$@!0 @# )F>$@E>@e? G, a ;a.$! !; 0.'Z., Ee0e$a$@!0 e#@#$a0.e, + (03N40.'5/hee N + 0F)Ge !; G>!C# Ee %0.) Ee0e$a$@!0Be0.e $he )a0F;a.$Fa> .a>@Ga$@!0.ha$ .a0GeF#e $!?e?F.e $hea>>!CaG>eGea@0D .aEa.@$, 3#ee $he a$$a.he? .ha$5N!$e $ha$ $he .ha$ ;! FEEe %) @# ?@;;ee0$ ;!) $he .ha$ #FG#e*Fe0$ ?eE$h.SUMMARY OF TEST RESULTDCPT*ALLO/ABLE BEARING CAPACITK 3NET5 3FOS+4.(5DEPTB3950.( %.0 %.( 2.0 2.( 6.0 6.( 4.0 4.( (.0P% %%0 %(0 240 680 670 400 400 44(P2 70 %60 %'( 200 220 220 240 670P6 70 %20 %20 %'( 240 680 680 480P4 %%0 %(0 %20 %'( 280 680 400 400P( %%0 220 280 400 44(LABORATORY RESULTS (FOS)*+,)DEPTB395ODEGREECFKN8 92RGKN8 92*;KN8 92*0;KN8 92*0aKN892TPI 30.'(95 %8 44 2% 708 8'8 %7(TP% 3%.(95 2% 48 2% %266 %206 22'TP2 30.'(95 %2 67 2%.( 242 2%2 %62TP2 3%.(95 22 4( 2%.( %2%7 %%87 226TP6 30.'(95 %' 62 2% 26( 20( %64TP6 3%.(95 26 48 2% %2(6 %226 2'2NOTE- A ;a.$! !; #a;e$, + 4.( Ca# a?!E$e? Ge.aF#e DCP .a>@Ga$@!0 Ca# Ga#e? !0 $h@# ;a.$! #! $ha$ $he $C! e#F>$ .a0 Ge .!)Eae?.DISCUSSION' CONCLUTION AND FOUNDATION RECOMMNDATION+ The E!E!#e? .!))e.@a> ?e=e>!E)e0$ @# F0?e#$!!? $! Ge .!0#$F.$e? a#@0?@.a$e? !0 $he #@$e E>a0. The a>>!CaG>e Gea@0D Ee##Fe !; %(0 C!:#5 #h!F>? Ge?@e.$e?$!Ca?#$he@=e ;>!C.Da)EE!!; )e)Ga0e $! Ge F#e a$ DPC >e=e> Ge;!e .a#$@0D .!0.e$e. Re@0;!.e?.!0.e$e@#!>a$e?Ea?! .!)G@0e?;!!$@0D)a,GeF#e?@0;!F0?a$@!0. /e #$!0D>, e.!))e0?e? $ha$ $he ?e#@D0 a0? .!0#$F.$@!0 !;a>> ;!F0?a$@!0 ! ea$h C!:# Ge .a@e? @0 a..!?a0.e C@$h D!!?e0D@0ee@0D Ea.$@.e a# #Ee.@;@e? G, e>e=a0$ .!?e# !; Ea.$@.e. O$he e.!))e0?a$@!0 @0 e>a$@!0 $! $he $e#$ e#F>$ !G$a@0e? @# $ha$ ?Fe $!#>!EE@0e##!;$heE>!$e"$e0a>C!:?F@0D.!0#$F.$@!0.a00!$Ge!=ee)Eha#@Le?. Be0.e, a>> #F;a.e ?a@0 #ha>> Ge ?@e.$e? $!Ca?# $he e"$e0a>?a@0 3E@)a, ?a@05 $! a=!@? ;>!!?@0D @0 $he GF@>?@0D Ee)@#e#. The $,Ee !; Re??@#h Ke>>!C@#h >a$e@$@. #!@> C@$h Cea$hee? !.:e0.!F0$ee? !0 $he #@$e @# =e, #F#.eE$@G>e $! #!;$e0@0D a0? ?@#$FGa0.e G,@0De## !; Ca$e a0? .!0#$F.$@!0 E!.e##e#. Gea$ .ae #h!F>? $hee;!e Ge$a:e0 0!$ $! ?@#$FG $he #!@> a$ ! Ge>!C ;!F0?a$@!0 >e=e> ?F@0D.!0#$F.$@!0. E".a=a$e #!@> $! $he e*F@e? ?eE$h a# e.!))e0?e? aG!=e. I0$!?F.e #FG?e# !; #@Le# a0D@0D ;!)4())?@a)e$e $! (0))?@a)e$e C!)Ea.$ =e, Ce>> F0$@> $he #F;a.e Ge.!)e# >e=e>e? a0? ;ee !;)!@#$Fe. O0 $h@# #FG, Gee#$aG>@#he?.NOTE: U#e a .!)Ea.$@0D )a.h@0e, 9a0Fa> .!)Ea.$@!0 #ha>> 0!$ Ge a>>!Ce?.I$ @# a>#! e.!))e0?e? $ha$ $he ?e#@D0 a0? .!0#$F.$@!0 !; a>> ;!F0?a$@!0 Ge .a@e? !F$ @0 a..!?a0.e C@$h D!!? E0D@0ee@0D Pa.$@.e #F.h a#H $he B@$@#h S$a0?a? I0#$@$F$@!0 CP 2004H%7'2 C!?e !; Pa.$@.e ;! ;!F0?a$@!0 a0? BS 206% C!?e !; Pa.$@.e ;! ea$hC!:.I0 a??@$@!0, @$ @# @)Ee##@=e $! e.!))e0? $ha$ e"$e0a> C!: 3?a@0aDe5 Ge .a@e? !F$ $! .!00e.$ $! a>> $he ?a@0e? Ca$e $!Ca?# $he e"$e0a> Ca$e ?a@0 #,#$e).The e".a=a$e? #@?e# a0? $he ha?.!e #h!F>? Ge E!Ee>, Ga.:;@>>e? C@$h >a$e@$@. C>a, Ch@.h #h!F>? Ge Ce>> .!)Ea.$e? $! a )a"@)F) ?, ?e0#@$, !; 7.0KN8)6 a0? Ce$ ?e0#@$, %.(KN8)6. The E@)a, .!0#!>@?a$@!0 #e$$>e)e0$ !; %')) Da=e @#e $! $he Gea@0D .aEa.@$, !; %80KN8)2 a# #$a$e? aG!=e. U0?e $he;>!! #h!F>? Ge F0?e.F$ ;! a ?eE$h !; a %(0)). $he #FG Da?e #h!F>? $he0 Ge .!)Ea.$e? $! a )a"@)F) !; 70O !; !E$@)F) ?e0#@$, C@$h )!@#$Fe .!0$e0$ -60O !; !E$@)F) a# ?e$e)@0e G, BS .!)Ea.$@!0 $e#$. The aea #h!F>? Ge Ce>>Da?e? a0? .!0$a@0 a )a"@)F) !; %(O Ea##@0D $he N! 200 #@e=e.The Da0F>a ;@>> #h!F>? Ge E>a.e? @0 >@;$# 0!$ $! e".ee? %(0)) @0 @$# .!)Ea.$e?#$a$e. Ea.h >@;$ #h!F>? Ge .!)Ea.$e? $! a )@0@)F) !; 7(( BS ! $! a e>a$@=e ?e0#@$, !; a$ >ea#$ 20O, Ch@.he=e @# aEE>@.aG>e.The Ga#e )a$e@a> #h!F>? Ge Da0F>a C@$h a )a"@)F) #@Le !; 2()). @$ #h!F>? Ge ea#!0aG>, Da?e? a0? a )a"@)F) !; %(O Ea##@0D $he #@e=e N! 200. The Ga#e )a$e@a> #h!F>? )ee$ CBR e*F@e)e0$ !; 80O a0? #h!F>? Ge E>a.e? @0 >@;$0!$ e".ee?@0D %(0)) a0? .!)Ea.$e? $! a ?e0#@$, !; %00O 3BS5 ! $! a e>a$@=e ?e0#@$, !; 2(O Ch@.h e=e, @# aEE!E@a$e.COMPANYDYNAMIC CONE PENETRATIONTEST . HOLE LOGPROJECT H PROPOSEDDEVELOP9ENTTEST NOH . . . .P2 . . . . ... . . . . . . . OPERATORH. . . .. .KOLE . . . . . . . . .GROUND /ATER DEPTBH . . . . . . . DATEH . . . . . . . . . . . . . . . . . . . . .. . . . . . . DKNA9IC CONE PENETRATION3%0KG5DEPTB PENETRATION RESISTANCE0.00 N8%0.)Z. .)Aa(08N%0.0( '.00 %0.2 70.00%.00 7.00 '.7 %60.00%.(0 %4.00 (.% %'(.002.00 %2.00 4.( 200.002.(0 %'.00 4.2 220.006.00 %'.00 4.2 220.006.(0 %8.00 4.0 240.004.00 22.00 6.2 670.004.(0(.00R!? D@a)e$e + 22))C!0e A0D>e + 200Z. e Bea@0D CaEa.@$,FOS !C# %2 28 48%0 %( 20 2( 60 40 (0N!. !; BLO/SPLASTIC LI9IT DETER9INATIONC!0$a.$ N!. 9 CB/$. !; #!@> - .!0$. 24.7 22.7/$. !; #!@> - .!0$. 2%.2 2%/$. !;.!0$. %2.% %2.2 AV+40O/$. !; ?, #!@> (.( 4.8/$. !; Ca$e 2.6 %.7/a$e .!0$e0$ O 4.8 67.2ATTERBERG LIMITS DETERMINATIONPROJECTH . . . . . . . . . . . . . SOURCEH . . . . . . TP2 . . . . . . . . . CONTRACTH . . . . . . . . . ..BORING NOH . . . . . . . .. . 3%.(95L!.a$@!0H . . . . . . . . . . . . . . . . .#a)E>e 0!H . . . . . . . .. . . . . . . . . . . .. LIAUID LI9IT DETER9INATIONC!0$a.$ N!. 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LIQUID LIMIT DETERMINATIONC!0$a.$ N!. % 2 6/$. !; #!@> - .!0$.68.08 62.'% 67.62/$. !; #!@> - .!0$.66.(8 62.'( 64.72/$. !;.!0$. %2.8 %2.4 %2.'/$. !; ?, #!@> %2.'8 %2.6( %8.22/$. !; Ca$e 4.( 6.72 4.4/a$e .!0$e0$ O22.8 24.2 24.%N!. !; G>!C# %4 24 40%0 %( 20 2( 60 40 (0N!. !; BLO/SPLASTIC LI9IT TER9INATIONC!0$a.$ N!. 20 (/$. !; #!@> - .!0$. 24.72 2(.0(/$. !; #!@> - .!0$. 26.24 26.''/$. !;.!0$. %2 %2.2 AV+%'O/$. !; ?, #!@> '.24 '.('/$. !; Ca$e %.28 %.28/a$e .!0$e0$ O %2.8 %2.7