30

35

40

45

25

50

Samp

le

Lege

nd

Geotechnical Exploration for Research works at Olusosun Land FillSite, Lagos PHD Civl Engineering Student ( Fatokun O.S)

Borehole No: 3

Date : 14-18/02/2013

Disturbed SampleUndisturbed SampleSample Attempted but no RecoveryNspt Blow Count per 0.3m Exprssed 'N'

BOREHOLE TERMINATED AT A DEPTH OF 31.5mGROUND WATER ENCONTERED AT 10.50m

LOG OF BOREHOLE

END OF BOREHOLE

DEPT

H IN

MET

RES

NAT.

MOI

STUR

E CO

NTEN

T (%

)

PL (

%)

PLAS

TICT

ITY

INDE

X (%

)

LL (

%)

CONS

OLID

ATIO

NTE

ST R

ESUL

T

( Mg /

m3)

BULK

DEN

SITY

31.50m

Mv(MPa) (kPa)

C

v

(cm² / s)

Location : mE 0541542.41 mN 0728879.415 Ground Elev : 66.9

PERM

EABI

LITY

k(cm

/ sec

)

Reddish brown to pinkish grey, medium tocoarse grained SAND with occassionalgravel at pleces and traces of organic clayat the top