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ThrP kti Toa so?n
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TS. LC Kim Ch6u

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86 KYThuat
Tda so?n:
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nghC
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Ph6ng,
quan
Hai Ba Trung,
Ha NOi
DT:
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3869 1684
E-mail:
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phep
xuar
bAn s6 320/GP-BTTTT
ngay
2710212012,ln
tai C6!g ty C6

phan
rn
qu6ng
cao Au Viet
Editor-in-ChieI
Assoc.Prof.Dr.
Pham Hung Cuong
Deputy Editor-in-Chief
Assoc.Prof.Dr.
Pham Duy Hoa
Managing
Editors
Assoc.Prof.Dr.
Tran Van Lien
Dr. Dinh
Van Thuat
Office Secretaries
BA. Le Ngoc Yefl
BEc. Phan ThiThanh
Huyen
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Le
EditorialBoard
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Viet Anh
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Kim Chau
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Ngoc Cu
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Cuong
Assoc.Prof.Dr' Pham Quanq
Dung
Prof.DSc. Pham
Nqoc Danq
Assoc.Prof.Dr. Nguyen
Duy Dong
Dr. Tran
Hong Hai
Assoc.Prof.Dr.
Vu Huu Hai
Assoc.Prof.Dr. Pham
Huu Hanh
Prof.Dr. Pham
Khac Hung
I\,1Sc. Artist Nguyen
Viet Khoa
Assoc.Prof.Dr. Doan
lVinh Khoi
Assoc.Prof.Dr. Nguyen
Phi Lan
Prof.Dr. Phan Quang
I\,4inh
Assoc.Prof.Dr. Nguyen
Nam
Prof.Dr. Nguyen
Van Pho
Prof.Dr Vu
Dinh Phung
Assoc.Prof.Dr. Dinh

Dang
Quang
MSc. Vu Truong
son
Asso6.Prof.Dr. Tran
Van Tan
Assoc.Prof.Dr.
Do Huu
Thanh
Assoc.Prof.Dr.
Truong Quoc
Thanh
Assoc.Prof.DSc.
Bach
Dinh Thien
Assoc.Prof.Dr. Huynh
Ba Ky Thuat
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Publishing
license No. 320/GP-BTTTT
dated
27 Feb.
2012; Printed atAu
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BANTIN
HI
KET
QUAA
'l-
Tru'o
Ngh 6n
r6ng da)
2- Tftig
Tinhtoa
Nghlen
Kh6
4. DAnl
l'lghl6r.
5.
Ngul

Xu hu.
6. Hd,!
Bao tr
.
[40t.a.
8-
Phqt
M6tphL
9.
LQU
TH6NGTII
1. Dert)
Cucsd
2.
vl+o
G oith
r
THELEBI
TIEUDIEIv
1.
Doa
LAnqu
BANTINX
BAN TIN HQITHAo,
HQINGH!KHOAHQC,,,,.,
,.
, , ,.,.,,,,,,,,,,,,,,,,,,,,,,,,.,,,,,,,,3
KETQUA
NGHIEN CUUVAUNG DIJNG
1. TruryngQudcThenh,Nguy6nTi6nNam,NguyinNgQcNhi 7

Nghi6n cou x6c dinh cac ih6ng
s6 van hanh hqp
i
cara may
khoan cAc nhdikhilam vlecvojgAu
md
16nqd6y
2. Tnwtlg
Qu6c
Thanh,
Nguy4n ven Manh

17
Tinh toAn luc can c6ng tacl6n
th 6t bikhoan cAC
nh6iki6u
gau
',
3.TrAnDbcHA,TrenHoangAnh,Nguy6nviCtAnh,TrenHoeiSa1 26
I
I
Nghi"n
"r,
,". oinh I du uqnghoachStt6
uuchoquatrinhxilinuoctha
ham di?im6
than ['4ao
I rna
I
|

4. DensThiThanhHuydn,TfinTh!vietlvga
. 33
I
I ^,r0","n,
"
rcruciusuourqr
r,o, ocackl'Lda'lciootl'iHdNqi
I
I
s. Nsuy\nDinhThi
40
I
i
xuhuonqph;ttriannhasi6ucaotAnqtrenth6gioivamots6ba
hqckinhnghiemd6iv6iviCiNam
6. H6 Nggc Khoa
Baoiriketc5u bao che
nha s eu cao 6ng dVi6t
Nam
7. Phqm Hoang Anh
baitoan dem
tren ndn dan
h6ic6 didu
klCn
phlrctap
N,4Oi
phu,onq phep
rnoi iin h toan
x6l
sau

tai m6 cau
trong di6u
ki6n x6 nuoc du c
g.
Luu ThiDieu
chinh, Luu COng
Hnng
73
Anh hudns cia dactrung
hC
s6th5m
cira d6t than
ve n6n dap
d6n viiriduong
b5o hda
THONG TIN KHOAHQCVAC6NG
NGHE
1. DenThiLan

80
Cucsd hipu tritue
cap b;ng docquy6n
ki6u deng c6ng
ngh 6p
cho lo d6t ch6tihairen
sinh hoat
2. VuongMinhDitc,D6DtcTh;ng,Tri,nNhatThenh,Nguv4nVanKhAnh
a3
Gio thiCu
ihanh

polynre
c6tsoi
ihu9tinh
(th6p
polyme
GFRP)
THE LE BAI VIET GU
DANG - -
IIEU DIEM KHOA
HQC - CONG NGHF
1. Doen
Minh KhOi
87
I i6n
q
rdr 16ibao 16r drsar
Li6,l
lrLc
p15o
rer dia
bar rla N6
aANTIN KHoAHQc
-c6NG NGHEvADAOT40,,,,,.
,.,,,,,,,,,,.,.,
,,,,.,,,.,,,,,,,,,,,,,,,,,,-,,,,.,
A9
rAp cHi Kr.ioA
Hgc c6Nc
r,r6HE
xaYDUN"

lqr;ii
woRKsHoP AND PROJECT NEWS._._ _._.________________ 3
RESEARCHRESULIS A N D A P PLI CATIO N S
1.TruongQuocThanh,NguyenTienNan,NguyenNgocNhi 7
Research on determining the reasonab e operat
ng
parameterc
of bored
pile
dr lling machines to lt
extended bottom
bucket
2. Truong
Quoc
Thanh, Nguyen Van Manh
17
Determ netheworking resistancetothebucketdrilling
machine
3. TranDucHa Tran Hoang Anh, Nguyen
WetAnh, han Hoai Son 26
Study on determ ination of o
ptimiu
m ch em
cal dose for
wastewater
treatment in IMao khe coa rn ine
4. Dang
Thi
Thanh
Huyen, Tran

Thi Viet Nqa 33
Study onwaterdemand in Hano's residential a reas
5. NguyenDinhThi 40
Trend ofthesuperhigh- risebuidingdeve opment
n the world a nd
some experien ces
for V
etnam
6. Ho Ngoc Khoa 48
N,4a ntenanceofsuper h
gh -
rise bu lding cladd ng
ln Vieinam
7. PhamHoangAnh 59
Analytica solution forbeams on e asticfoundation
wilh complex condii
ons
8. PhamThanhNam 66
Propose the new meihod for
a butment
ive
-
bed scou
r -
depth estimaiion
9.LuuThiDieuChinh,LuuCongHung
73
The etrfectofpermeabilily
ofdam
body and foundation

on free
surface
SC IEN CE A N D T ECH NOLOGY I N FO RM ATI ON
1. DamThiLan
80
The
domestic waste of treatment
oven by combustion
method was
certified
io make rnonopoly of
industrialmode by Nauon al Office of lntelleciua
Property
2. Vuong Minh Duc, Do Duc Thang, Tran NhatThanh,
Nguyen Van Khanh .83
An ntroduction on Glass FiberRe nforced
Polymer(GFRP)
INSTRUCTIONSFORAU7HORS,,,,,.,,.,,,,,,,,,,,,,,,
,.,.,,,,,,,86
F OC AL TOPI C F OR S CI EN C E AN D TECH N O LO G Y
1. Doan Minh Khoi
87
About
preservation
of French arch tectu ra heriiage
n Hano
SCIENCE, TECHNOLOGYANDTRAINING NEWS ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,89
I
noi
ror I

tin t
Ni
UBNDIi
cua CLI
tinh
t{a I
karE
Ninh
(T,'
cac
hod
g'o'
th
dang ct
Tnnng
Namdr
phrit
ha
I
trr,img E
thu T.dr
UBND i
Kiroa
rE
TS. LeV
C'rorB
.
Tn
ong
I

dao.9a
$ dad
c
lap nin
622vr
midn ai
nham
tt
thuat uE
ttuong a
rrng dun
xuat
crrc
-r*Ji,
,^" cHi KH'A Hqc c6,,ic
"oru
/AYD$
c
h
L@, Th!
DiCu Chinhl
,
LtN
C6ng Hing'
T6m tit O ViCt Nam
s6
lupng
dAp dfu ve de beng det chdn
V
E

ldn trong s6
cac ddp de
xey
dung. Ra reng
an toan vd
6n dinh dep h nq ven d; n;u chdt li6n
quan
al6n sLr an todn
khai
thec cia c6ng tinh
-
ViCc tinh
ben 6n
qnh
cia dAp d;t tong cdng trinh thiy lqi - lhiy di1n
ph\
thu1c l6n veo kA
que
linh toAn thAn, x6c
alinh vitri Dudng b6o hda
(DBH)-
Trong
bei bao ney, hc
gia
ti6n
henh so senh DBH xec
dnh theo
phuvng
phep
Thiy tw hac

(TLH)
cila Dupuit ve
phdng phap
Phen r haN han
(PTHH),
sau alo st] ttqng
phung
ph1p
PTHH dd nghien cuu enh hu&ng cia
dic ht
lg hC s6thAn ciathan ve nen dqn vitri
DBH. Cuoicnng,
sOdungketgue nghiCn
cuu
ndy
d6
phenfich
6n dinh cia dAp det Bu6n
Ku6p.
Tit kh6a: ThAm; dap
dAt; dudng beo hda 6n dinh
summary: ln Vbtnam, the number
of eafth dams and dikes is accounted
for
a larye
ponion.
Obviausly,lhe
clam stabilly is
a key issue related to the ope@lion
sately.

The stabily cabulaton
of embankment dam
depends
greatly
on the
permeability
calculation result,
pafticularly
the
frce
suiace detetmination. ln this
paper,
the compaison befurcen lhe two frce
surtaces
which arc determined according
to the
Dupuit
theory
ancl the finite
element
method
is canied out, then the linile element
method is
used to investigate the effect
ofthe
permeabilv
caetricients of lhe
dam body and foundation
an the frce surface location.
Finally, these

rcsufts are used Io
analFe the skbility ol Buon Kuop embanknent dam-
Kewords: Permeabilw;
embankment; free suiace; dam, stability
\__
say
u/a2ug chinh sila nsey 2afi/2013,
ch6p nhAn d.ns 28/22a14
t. Md ireu
Bai
toan lh6m la m6t trong nhrng v6n ai6
quan
trong trong
lhi6t k6 va th
cOng dap
va
c6c
k6t
c6u
c6ng trinh thiy
qi.
Ba toanth6m coth6 duqcchia ra:bditoan thAm kh6ng 6p
va
baitoan lham c6ap D6ng
tham
qua
dap d6l thuOc baitobn th6m khOng
6p. Trong
baiioen thenr kh6ng 6p, v
ecxac

dtnh vitriDBH la oi
g
aiquanirAng nh6t DBHlabenphanc6chhaivingdetbaohdavad6tkh6ngbeohdanuoctll
Vanda6ndinhmaid6cchiu6nhhudng16l
on
tL) ddng them
-vitriDBH.
Tuy nhi6n v
Ccxdc
dlnh vitri
,
laDB_lla"1019do_oia'rvala\;1ddoL'oc
_91_rerc
jJboi-a.r
l-iercarrl'a-rod_q_[21
C6 mots6
phuong phbp
x6cdinhvilriDBH nhu,phuong
phApve
ud th;m, apdvng li thuy6t Dupu t
[3].
Tuy nh 6n, nha]ng
phu,ong ph6p
nay chi 6p dlrng cho
nhDng truong hop vo' dieu kien
b en don
g
an
irong kh c6c
c6ng trinh thlrc t6 thudng co didu k

en
b 6n
phuc
tAp
n6n ihudng
du,o-c
g
aibeng cac
phuong
ph6p
s6 nhu
phuong phep
sa
phenhOuh?n,phuongphapth6tichhOuharvaphu,ongph6pphantihnu
h?n
lal
[6].
Th6ng thuong he s6 th6m cdra than
dap s6 duoc
x6cd nh chinh xac
qua
viec ey m5u
dei dem
n6nva
'fhs,
KhoaXay dtmg COng trinhthiy. Trudng Daihecxay dtng. E-nail:
'KS,
Ban
Quen
U

dq en hny dien 5.
'rap
clii
{iro4
4rc
:oNG
\chE-
xaYDu'Nc
-":^:,
thinghiCm trong
phdng
ITlnen
d0iin caythuong cao. Trong
khivi6cx6c
dinh chinh
xac hC s6 tham cia ndn la
m6t viec kh6
khAn do tinh
phrlc
tap cia didu kien dia chat va su th 6u chinh
xac cLira tailieu dia ch;t1hu ih,p
digc. DiCu
liy d;r der
\ho
lhEr, ho v
ec
rh 6lle c6rg lrinh.
Trongbabeonay,trlroch6tDBHcrlald?pd;lddngchitcovaithoalnuoc(VTN)litngtruduocxac
dinh theo 2
phlrong

phap
TLH va
PTHH, sau d6
phuong phep
PTHH
duoc s& dung d6 m6 hinh mot dap
d6i
ddng chat c6 VTN 5ng tru voicac
truong hop he so
lhim cua dAt than
dap
(Kd)va
he s6 th6m cLla d6i n6n
dap(K")thayd6iK"/K,=1+50lanva(/K"=1+50and6kheosetenhhudngciahos6lhemcnadSithandap
vd nCn
dap d6n vitricia DBH. Cu6icnng, k6t
qua
nay duoc 6p dung vao v 6c
ph6n
iich th6m
qua
than va n6n
dap cong lrrnh lnjy diFr B rdr hu6p.
,o s;nh
vol kaloua
quan
trac thlrc
ld
vd
tu do danh

g
a van de 01 oinh
crladap kh
phen
tich v6ik6l
qua quan
tr6ctham.
Q
z. elan
ti"n oai to6n th6m
qua
dap arit
2.1 So senh
Oa
dA
vitri
DBH xec ilinh theo
phtvdng
phep
TLH
ve PTHH vdi truong hW dap
dAng chittrCn nen
lh'm nuoc hhu han c6 WN Eng tru
2. 1. 1 Sa dA ve c6ng
thi.c xAc dinh DBH thea
ph
Lrtng
ph1p
TLH
DLra vao c6ng lhOc

cia
Dupult,
so d6 x6c dtnh
DBH theo
phlrong
phap
TLH cia dap dong ch51 tren
n6nthSmnuochiiu h?nc6VTN
16ngtrualuocchiratrong
Hinh 1
[8].
Hinh 1, SodA xAc djnh OBH thea
phuong phap
ILH cAa dapddhg
chet
tGn nen
thin
nDin hdu han ca VIN Eng tru
Theosoddtlnhd Hinh'1,luu
luong them don
viqua m51c6i dap
c6th6 xecdinh theo c6ng thlrc:

H' H: tl
H.
.,
r-
rr
(l)
'"2L,,"L,.,+0.17

S&dung
ph6p
bi6n d6ltuong dlpong toen hoc cho
phuong
trinh
(1),
ta c6
phrlong
trinhDBH sau day:
\2)
Theo
phuong phap
TLH, tinh toen tham v6i
g
a th 6i chuy6n d6ng tham
qua
dap va nin la doc lap
nhau.
Cu th6, khitinh them
qua
dap thi xem nAn la kh6ng them, cdn kh linh th6m
qua
ndn thi xem nhu tham
chuydn dong trong 6ng di tD thuqng
uu
ra ha luu voi chiiru de trung binh 1*=nL. voiL.la
chieu
rong
d6ydap,
n

ahesopl-L.hLdcvaoTvat0 Lynhier
garl_idrnay"norgplJhopvo.h!ctev
tha-qualhanva,rdnLrd
nao
cnng anh hlrdng len nhau.
SU anh
hudng
qua
lainay s6 duoc m nh hoa rO
trong muc2.2.
2.1-2
Sa senh baal6vitriDBH xecdinh theo
phuong
phepTLH
ve PTHH
D6
c6 th6 so sanh DBH dlrqc x6cdinh theo hal
phuong
phApTLH
va
PTHH, motdap d6ng ch6ttren
nenthem
nuochilu han c6VTN lAngtruvo
cacih6ngsd sau:H,=50 m;H,
=45
m H-=10 m;T=20m;m,
=
3,5;m,=3iKd= 10'm/s K"=5.10-m/s;rn,=2duocduavaophantich.
Sau d6,
giaiphuong

trlnh (2)bang
phuong phap
thli dan s6 dlroc k6i
qua
toa d6
DBH
xecdinh theo
phuong phapTLH.D6ngtho
s&dung
phuong
phapPTHH
crlngsOchokdtquatoadoDBH.
K6tquatoad6
DBH xacdinh theo haiphuong
phep
duoctrinh baylrong Bang 1
fx
l,*
Y,.I
Du0ng
I
r-f-,
,=,ir;, r-f",
*r)' +,
Theo
Ba
c6slrchenh
lec
dudng ddng so
dan d6n sais6l

pn6igayu6ncc
dugcthi6t
k6 nl
glnpchoc6cki
PTHH nhem
loi
th6nss6dauve
2.2Phet
2.2-1
HC
S0d!rn€
hC s6th6m coa
hqp va bi6u die
lhem cia d6tth
r4p
ciri
KlroA
Hec c6NG
"""-
/AYEUXC
I
Hhh 2. t
i
aLa
sa
"d41.
DBL
th'a aheng onda
Pllt1
\a

tLh
Behg 2. Sa sAnh toa dA DBH
thea
phnng phap
ILH ve PIHH
x 175 185 195 205 215
235 24s 255
265
275 zal
1,5 1,7
2.9
-3,6
-4,0
-4,6 4,9 5,1 5,2 1,9 0,t
-9,1
-12,3 15.3
-18 6
-22,4 -27,2 -41,2 18,0 8,4
Theo Bang 2, ch6nh
lech lqa dOOBH trung blnh
cia harphuong
phip
TLH
va PTH}] la 18,93%. SA d'i
c6 su
ch6nh l6ch khe lon nay adotinh
lo6nth5nr b;ng
phuong
phapTLH
dqa ken

gleth
6t cua
DupuI a cec
dudng ddng
song song va nem ngang,
c6c dudng the song
song, th;ng
dung va
vuong
goc
voidudng ddng,
dan d6n sais6
ondacbietlakhic6b6triVTNtronglhandapkhienduongdongvadLlongthebitacdong,chi
ph6igay
u6n cong.
Hon nOa,lrong thUc t6, didu
kien biCn cia
c6c baiben
tham rat
ph[rctap
va
VTN thLPong
duqcthi6t k6 nham t6ng 6n
dinh cong trinh, cho nCn
phuong
ph6p
PTHH duqc
kl6n nghldnng trong tinh
io6n
thi6lke.TuynhLdnvo

uu di6m don
gian,
dc blroctinh toen
tudng
minh nen
phuong phapTLH
van c6
gia
tri,
ginp
cho cac ky su dinh
tinh va dinh luqng duqc
k6t
qua
balio6n
tham
truocva sau khlap dung
phuong
phap
PTHH nham Loai b6 ktp
tho c6c sai s6t c6 th6
m5c
phei
trong
qua
trinh
ihi6t lap m6 hinh tinh'
khai b5o cec
2.2 Phenfichanh
hvbngcia hCs6th^mciaditthenvanAn

dAp
di6n vitri DBH
2.2.1 HC s6then cita
nen Eng: K,/Kt= 1+50
S&dqng
phuong phap
PTHH,ti6nhanh
phan
trch r.ot
ch uar cec
lrudng hop kh thayd6ituong
quan
hCs6th6mcL:rad6ithanvan6ndapd6v6ibaitoandapdalddngchatcoVTNangtr!,.Cacketquaduqct6ng
hqp va bi6u dl6ntrCn
cnng mothi;h v6d6
chothSysuthayd6icrlavitriDBH
li6n
quan
al6ntuong
quan
he sd
thSm
cia d6tthan va ndn dap
(xem
Hinh3).
Hihh 3. Ka
qua
xac dinh DBH
thea PTHH voi cbc
ttuong hop

dap cb vfN Eng tr\i
va Kn
>
Kd
eang
1 -
raadoDBF
d dih
tn.ooaMo
phdD
Tl
H
x
175 185 195 205 215 225
235 245 255 265 275 285
39,3
37,1 34,8 30,1
27.4 25,3
22,8 20,3 17,7 12,6 10,8
40,8 35,4 31,9
24,9 26,1
23.4 20,7
18,0 15,2 12,5 10,7 10,0
Duong beo hda
xacdinh theo ca haiphuong
ph6p
duoctha
hlen trucquan tr6n Hinh 2
OAF C6 VAITHOAI
NL'dC LANC

TR!
NEN THTTI NLJdc HW
I,]AN MNHL
'
O
OAP CO
VAI TNOAT
NUdC L{NG IRU
rap cHi KHoA
HQc csNG
NGsq
xaYDUila
#;ft
_
Kiit
qua phan
trch trong Hinh
3 cho th6y khiiSng ti s6 K/&= 1*50lan
thivilriDBH c6 xu
huong di
rLonq.
rdv10
not cach khiL
he s6 tharr cJa r;r K
,
arg rang thrvi.fl
DBH car
g
oic.rc,lJyer x.1619
phra

nCn
dap. K6t
qua
phan
tich
khang d nh vitricia DBH
phu
thu6cvao
qs6
K/Kd.
2.2.2 He s6thAn
ciadepEng: K/K,= 1+50
VoiI Lro,lg hop
'rgJoc
iai. ruong
lu
m6.
,
hu6
,
i;u lrLorg 1oo hhirlay
doi
trlolg quan
t^e so lh;m
cja d;t rhar va n6n
dap do vo: bri loar dap dlil d6ng chrl
,
o VTN lang
ru duoc tie'r ne11
phan

trch. Ket
qJa
pl'ar licrduocr6nghAplai.ro.rgLung.nothrrl-vedacho.hbysurhdyd6icLavtr'DBH.ienqudnden
luongquanhCs6lhemciad6tthanvandndapkh
K,lonhonK"(xem Hinh4)
OAP COVATIHOATNL/dCLANGIRI]
Hinh
4. Kit
que
xec dlnh DBH
thea PIHH voi ac truong h.N dep c6 vTN
bnl tu ve Kn<Kd
-
Kdr
qua phan
trch trong
cho thay Lhi tSng ti s6 KJK.
=
1+50
an thi v triDBH
c6 xu hLrong d ch
chuy6n l6n
tren, hay noi
mot cach khac hC s6 th5m
cia
than dep
Kd cang r5ng
thi vitriDBH cang dich
rcl_Ly6nlenIer.D6ngthoi<elqudcJ,lqcl-oi,layvilncdaDBHphurhJdcvao.isoK ^
(,

3. ungdung k6tque
phsn
tich
vao
tinhto6n 6n ilinh dap Bu6n Ku6p
3.1 Didu kiCn
ilia cheft ia
dAp
Bu6n
Ku6p
C6ng trinh ihLly
di6n Bu6n Ku6p
c6 c6ng su6t
l5p may
280MW va
diCn lu'ong binh
quan
n;m
1.458,6x10'
kwh, la
c6ng trinh thiydiCn l6n
ih,
haidTay Nguy6n
sau c6ng irinh
Ya
y.
Trong
giaidoan
rhi6i
k6, tuven thi6i k6

da ti6n hanh khao
s6t dia ch6tva k6tque c6th6 m6ta ngdn
ggn
nhosau
[9i:
-
Ceu inlcdia
ch6ttaivttrindn
dap
gdm
c6 02
pha
bazan va su hi6n diCn
cia top e(p)ddy 1=3m ngSn
c6chgiirachIng.
-
C6 nhiAu blng
chung v6tinh r6ng cna ndn dap khiquan sat
beng camera. H 6n
tuong sut cen khi
khoan xay ra
ph6
bi6n v6id6 suttLP 0.2m
d6n
hon 1m.
- HC s6 ih5m
trung binh cia tang d6 bazan bai x6p la 44ornlngd (tuong
[rng O,5cm/s hay4OO00Lu);
he s6thdmtrung
binh cia 6ng de bazan

d6csitxen
kep 16 r6ng nrt
nd la 237mlngal
(tu,ong
Llng
0,27cnrls
hay21000Lu)
R6t nhidu doan trong
dia tang kh6ngth6lam thinghiCmthAm du,qcviluong
tr6u hao nuoc
qu6l6n.
Xec dinh alSctinh ngan
nu6c cia ope(B)giipa2
phabazan:nAnvaitr6idap
hoantoen khd n6u hnh
ti tang set e(p) trd lCn va
rnfc nLrdc ngAm chixuet h 6n khi h6 khoan xuyen
thing teng s6t nay d6 vao
pha
bazan bOndu6i.
Do khoang
cach cac h5 khoan l6n
(>30m),
n6n chua th6 dSnh
gla
duoc kha nSng i6n th6ng
gira
cac16.6ng trong
tang da bazan 16 r6ng vd bql x6p.
CU th6 k6tqua khao

s6t dia ch6t khu vqc dap
qua
cacgiaido?n
cho k6tqua hCs6them
cia cac top
det ai6 n6n dap nhu
sau:
-EA bazan (pha
tren): 241=403m/ngd
(21
000=36 0001u).
- Lop 16 r6ng -
botx6p:2 951=4 181m/ngd(260
000:370 O00Lu).
- Ldp e(P):<
0,1m/ngd(<101u)
-Da
bazan
(pha
duoi):3mtren cr)ng:
'1,1m/ngd(1001u).
Con ta :
<
0,sm/ngd (<501u)
-Da
cAt bot k6t
h6 tang La Nga:<
O,sm/ngd
(<sOLu)
3.2x

lam. NBn da
bai x6p, nar
soat sq Em
ihL,Pc do dO d
Vi tri
bengvamqt
X61 n
OTT9-2
(m5
hdnh
cac
plri
241912014 dt
nu6cthem
h
DBHthamur
h
3.2KAtque
quantric
thentaidap
Bu6n Ku6p
Van dd lh6m
qua
depdSl trong
thoi
gian
d;u am viec cLia dap l:
y6u
to
quan

trong nhSt
can
quan
tam. NAn
dap chinh Bu6n Ku6p
chi
y6u
ta
cac top da Bazan, dac b
Ct
ta top Bazan
6 r6ng
ihatr6nxen
kep
bqtx6p,
n6n hiCn tuqng
th6m
qua
top nay
rat
phrtctap.
Vi6c dp derc6cth 6t
biquan tr6;th6m
nhenr ki6m
sodlsJlarr\,ieLrLad6ocl'1rBLonhLopaudrlhieldo,lg.roiohatidrh;rt^o1;n t-\j,ticacsot,.u
thucdod6
denh
g
A 6n d nh tham cia
dap.

Vilri 5p dai
thi6t biquan tr;cthem
taica then ve ndn dap chlnh Bu6n
Ku6p dlrgc
chira trong mdt
bang va mei
citdoc dap chinh Bu6n
Ku6prronq Hinh5.
\\
:l:.t
;:;
':":.
'
.a\
ro^!i.i.briMc!urRi.Ni!orr
;;:^-;-T , I
-
ffi;:l
E,
i*
i;;nl

Hinh
5- Mat bens ve met cit
dac dap Buan Ku6p @ b6 tri ttu6t biquah tActhin
ts1
X6t m6t mAl
c6t di6n hlnh MCS
g6m
c6c h6

quan
tr6c iham lhan dap:
QTT9-1
(dinh
dap 41S,5m),
OTT9-2
(m6i
he
uu cao trinh 407,5m) va
OTT9*
(me
ha luu cao trinh 402,5m) nhu
trong Hinh 8 dd ti6n
hanhcecphantichdanhge6ndinhtham.K6t qua quan
tr6c thAm th6ng k6 iai I\,lCg
tu 01/01/2010 den
24920'Odroc
"1o
tii l ong H r,r
6. 56 ieuoLar
rrdc-1,
r,roLll'am.h,raliotait\,4C9choLrdy:
mlr,
nu6cth6m
ha th6p nhi6u
(lil25+27m)
so vo lvlNHL, ch6nh lech
giala
cAc h6quantric
kh6ng cao, chOngt6

DBH th6m trong
than dap la
phn
hop.
a
Hinh 6. Biau do kdt
qua
ctuan tkc thAn than dap hi nat cet I
tlol
BEuoO
N NGAM rRoNG rHAN oAP
-
Mc a
r,i.F
cfri rlHla rior
coiiG
.rcuE
gAYsU
n
#ffi
33 Phenfich heitoen thim
qu
a dap
aret Bu6n Kudp
IVorrr l . rrlh;.
lreopl-LongphapPT'IH,
ho^ aIc;,VCqdJo( ro.dl-or
qrlinh7
Hinh7. MO hinhlinh nlim
theophuong

phapPTHH
Tlr k6t
qua phan
tich, DBH x6c dinh duqc tu
phuonq phap
PTHH duoc
br6u dt6n
l16n
cung m6l
hinh
v6 vo DBH tL) k6t
qua quan
lr6cthlrct6
(
Hinh 8
).
K6l
qua
so sanh cho th6yDBH thuct6 ha thap hon ret
nhidu so v6iljithuy6t. Sd dic6 k6tqua nhuvay
la v n-:h dap la lop da Bazan 16 r6ng
pha
lr6n xen k9p bqt
x6p,hes6themthuct6cirandnr6tlonvalonhonnhieusovdigalrhCs6thdml6ytheotaill6uthetle,cho
nAn vitriDBH biha th6p. Truong hqp ney hodn toan
phi
hop
vo k6i
qua phan
tich th6m trong muc2.2.1.

Hinh L Sa sanh DBHthea
lithuy'tvaDBH
quan
tdc duoc
3.4 Phen fi ch 6n dinh cia dAp det Bu6n Ku6p
D6 danh
g
a 6n dinh cira dap khiDBH th{ct6 thAp
hon retnh Au so voiDBH tinh toen tronglhiet I'e,
Uc
gia
la'l lJ ot.iFn l-arh
prd,l
lc,l on oi'r1cLa d?p tarVCg
r,leo DBH ly I r rye. ,/d OBH oLdr lr;cd rO" el
qua
clr thA drlqcth6 h
en
trong Hinh
9ve
Hinh 10.
Hinh 9. Kdt
qua
ihh dn dlnh cia dep d MC9
thea DBH li thuyAt c6 K=1.651
so'18 -t.
ffi
t.o
.i. hHcA r,,
i.,"r.

';1.''FAYBtrSB{G
rr::l
::::l
,::l
.,1
TLi
xe:
vitriDBH
b
i,
g 4. K6t
HE S,.
dap K" cang::
N6L'
Ni;,.
Tailieu tham
1. A. Ouria
'
2. G M sh'a
issue 1,
page
3. [,4. E. Frar
4. Nl Darba_
5. C. S.
Des
6. L. Lam D
Geotechn c€
FiniteEleme-
7. Nguy6n C,
//, Nhaxuetbi

8. Nguy6n
xu
dqng, Ha N0
S, EVNPECC
l0.Banquen
t
I
E
MNDBi=T120
rcadn,
br0.,6;;d:ii-rl/'\
cho
vitri
o
Hinh 10, KA
qua
hh 6h dihh
ci)a dap
biMCg
thea
OBH
qoah
t4c
d@ @ K=1,A48
Tip k6tqua
phan
tich 6n dinh nhutrong
Hlnh
g
va Hinh 1O chothSyvo DBH theo linh

to6n thi6tk6 thi
hC s66n
d nh crla dap K=1,654
cdn v6iDBH
quan
trScthicho hC s6 6n dinh cia dap
K:1,848, nhu vay khi
DBH
bik6oxu6nglhihes6
6r dinh crla dap s6idng lCn, dam bao an loan van
hanh cia dap.
4.
K6t luan va ki6n ngh!
- He
s6 tham cia ndn K" cdng
teng thivitriDBH cang bik6o xu6ng va nguoc
taihC s6 lham cia
than
dap
l(ceng
teng thivitriEBH c6xu
hudng nang 16n.
-Taa
d0vitriDBH
phq
thuocvao
ti s6 K./(.
-
N6u
h6 s6 ttr6m crla nBn lon

can xem x6t b6vatthoat nLrdc.
-
N6u ndn c6 di6u kiCn
dia ch6t
phLrctqp
n6n chan K.th 6n nh6 dA bao darn
an toan c6ng trinh.
Taili6u
tham khao
1.
A. Ouria,
[,4. M. Toufigh
(2009),
"Applicaton
of Neder-Mead simplex method for
unconfined seepage
ptablems',
Applied A,4athematical
Madelling,\o1.33, issue 9,
pages
3589-3598.
2. G. l\,4ishra
A. Singh
(2005),
"Seepage
through a Levee", /riernational Jaurnal
af Geomechanics,
issue
1,
pagesT4-79.

3.
[,4. E. Harr(1962).
Grourdwaterand
Seepage,DoverPubiications, NewYork.
4.
M. Darbandi,
S. O. Torabi, M. Saadat,
Y Dagh
ghi,
and D. Jarrahbashi
(2007),
'A
moving-mesh finite-
volurae
method
to sove free-surface
seepage
problem
n arbitrary
geomet
es", lnternational Journal far
Numericaland
Analt1ical Melhads in
Geomechanicg vol. 31, ssue 14,
pages
1609-1629.
5- C.
S. Desa
(1976),
"Fnile

element residual schemes for unconfined flow", lnternational
Journal
far
NumericalMethads
in
Engl,eerrg, vol. 10, issue6,
pages
1415-1418.
6. L.
Lanr, D. G. Fredlund (1984),
Saturated-ljnsaiuraied Transent Finite Element
Seepage l\,4odel for
Geotechnical
Eng neer ng'
,
Proceedings
of the 5th lnternatianal
Canference, Burlington,
VermonL U.S.A,
Fanile
Elemenls
in WaterResources,
pages
113-122
7.
Nguy6n
Canh Cam, Nguyen V5n
Cung,
Luu
C6ng Dao, Hoang

Vbn
Qui,
VnVdrIeo (g7a),
ThAy tux fip
,l Nhe
xu6tbanDaihocvaTrung
hoc chuyCn
ngh ep, Ha N6
a. Nguy6n
Xuan Dang,
NguyCn Xuan Trudng
,
Trinh Trang Han
(2005), Ihny
c6rg, Tap 1, Nha xuAt ban xay
dung, Ha N0i.
9.
EVNPECC2 (2010),
Abaceod6nhgie6n
dinh,rep doen d 6n lucVi6t Nam.
l0.Banquan
idu
en thiy di'n 51201q,
Beaceoquantecdap chinh,Iapdoan d 6n tpcVi6t
Nam.
rap cHi
KHoA Hqc c6NG renr
/AYDUNa
#;ft