Hiley Formula - Computation of Pile Set Project: Matang New Township
Pile Type: RC square pile Pile Size(B)/Diameter( Size(B)/Diameter(D) D) Pile Worin! "oa# Supply Pile "en!t$
0.20 m 45 tonnes 19 m
(D/B)
B
Set Criteria:
Pult
ef / ( /
!
"# $C1 # C2 # C%&'2 "
ef / ( /
!
Pult
( # $n2 / (p& ( # (p ( # $n2 / (p& ( # (p
) $C1#C2#C%&'2
where* Pult
( (p (a n
s C1 C2 C%
CT = C1+C2+C3
=
assume to total te temporary co compression (m (m)
=
0.027 m
0.01<07< m
Psae " ef
ef / ( /
ultimate loa+ ,apa,itPsae / " sae'permissi3le woring loa+ a,tor o saet hammer e,ien, weight o ram'hammer weight o pile weight o +ri8ing assem3l ,oe,ient o restitution +rop o hammer 2/: or +iesel hammer $: +rop o ram& pile penetration or last 3low or ;set; $m& temporar- ,ompression allowan,e or pile hea+
900000 N 450000 N 2 0.6 17000 N 16240 N 5 0 0 0 N 0.4 1.2 m
or ,ap $m&
temporary compression allowance for elastic deformation of pile shaft (m)
temporar- ,ompression allowan,e or quae o groun+ $m&
Pult ( # $n2 / (p& ( # (p
0.50%
m
$C1#C2#C%&'2
0.01%
m
s
)4.7%
mm
Set per 10 Blow:
) 47
mm
Thereore*
/reer to +ata3ase sheet
/reer to +ata3ase sheet
0 .0 0 7 m 0.017 m 0 .0 0 5 m
0.22 in 0.72 in 0.20 in
Hammer %&ciency ammer A,ien,- F $G& Poor Normal >oo+ "ingle ?,ting 55 <0 65 -+rauli, $3ase+ on Potential Anerg-& =ou3le ?,ting 75 60 95 ree all 40 50 70 =rop $3ase+ on Potential Anerg-& @ite+ all 20 %0 40 "ingle ?,ting 15 25 %5 =iesel $3ase+ on rate+ Anerg-& =ou3le ?,ting 20 %0 40 /Re,ommen+e+ ammer A,ien,- rom Piling an+3oo $Traswaa& Pile =ri8ing ammer T-pe
T-pe o ammer =rop ammer $triggere+ all& "team or ,ompresse+ air hammer =rop ammer $win,h operate+& =iesel ammer
Power e,ien,1 0.9 0.6 0.7)0.6
Temporary Compre''ion C * Cc + Cp + C,
orm o ,ompression
Aas=ri8ing $in,h& 0.05
Me+ium =ri8ing $in,h& 0.10
ar+ =ri8ing $in,h& 0.15
er- ar+ =ri8ing $in,h& 0.20
"hort +oll- in helmet or +ri8ing ,ap/
0.05
0.10
0.15
0.20
% in'<7.2mm pa,ing un+er helmet or +ri8ing ,ap/
0.0<
0.15
0.22
0.%0
1 in'25.4mm pa+ onlon hea+ o reinor,e+ ,on,rete pile
0.0%
0.05
0.0<
0.10
0.004@
0.006@
0.012@
0.017@
0.00%@
0.007@
0.009@
0.012@
"teel Pile "teel tu3e or steel man+rel or ,ast in pla,e pile $A %0000000 l3'in2 or A 207650000 Pa&
0.00%@
0.007@
0.009@
0.012@
>roun+ surroun+ing pile an+ un+er pile point
0.05
0.10 to 0.20
0.15 to 0.25
0.05 to 0.15
Material ea+ o Tim3er Pile
Pile ea+ E Cap C,
Tim3er Pile $A 1500000 l3'in2 or 10.%42500 Pa&
Pile @ength Cp
Huae Cq
A
Pre Cast ,on,rete pile $A 2000000 l3'in2 or A 1%<90000 Pa&
Note* / D these +e8i,es are use+ in ,om3ination the ,ompression shoul+ 3e a++e+ together. @ength @ measure in eet 1 eet 0.%046m E 1 in,h 25.4mm (Source: A
Guide on The Control of The Installation of Driven Pile
't %#ition .r Dr Tin! WH .r C$iam TT 012)
Coe&cient of re'titution (oo+ 0.25 Con,rete 0.4 "teel 0.5
Pile/cu'$ion aterial
Coe&cient of re'titution
,on,rete or iron woo+en ,ushion'steel piles woo+en piles
0.4)0.5 0.%)0.4 0.25)0.%
Hiley Formula - Computation of Pile Set Project: Bar-te "ilo Con,rete Pa+ @o,ation 2 Nippon il
Pile Type: RC "quare Pile Pile Size(B)/Diameter(D) Pile Worin! "oa# Supply Pile "en!t$
0.20 m %% tonnes %0 m
(D/B)
B
Set Criteria:
Pult
ef / ( /
!
"# $C1 # C2 # C%&'2 "
ef / ( /
!
Pult
( # $n2 / (p& ( # (p ( # $n 2 / (p& ( # (p
) $C1#C2#C%&'2
where* Pult
ultimate loa+ ,apa,itPsae / " sae'permissi3le woring loa+ a,tor o saet-
( (p (a n
s C1 C2 C%
hammer e,ien, 0.65 weight o ram'hammer %0000 N weight o pile 26600 N weight o +ri8ing assem3l 10000 N ,oe,ient o restitution 0.4 +rop o hammer 0.7 m 2/: or +iesel hammer $: +rop o ram& pile penetration or last 3low or ;set; $m& temporar- ,ompression allowan,e or pile hea+ or ,ap $m&
CT = C1+C2+C3
=
assume total temporary compression (m)
=
0.02% m
Psae " ef
ef / ( /
770000 N %%0000 N 2
temporary compression allowance for elastic deformation of pile shaft (m)
temporar- ,ompression allowan,e or quae o groun+ $m&
0.02%162 m
Pult ( # $n 2 / (p& ( # (p
0.527
m
$C1#C2#C%&'2
0.011
m
s
0.69
mm
Set per 10 Blow:
9
mm
Thereore*
/reer to +ata3ase sheet
/reer to +ata3ase sheet
0.004 m 0.015 m 0.004 m
0.15 in 0.59 in 0.15 in
Hiley Formula - Computation of Pile Set Project: Bar-te "ilo Con,rete Pa+ @o,ation 2 Nippon il
Pile Type: RC "quare Pile Pile Size(B)/Diameter(D) Pile Worin! "oa# Supply Pile "en!t$
0.20 m %% tonnes %0 m
(D/B)
B
Set Criteria:
Pult
ef / ( /
!
"# $C1 # C2 # C%&'2 "
ef / ( /
!
Pult
( # $n2 / (p& ( # (p ( # $n 2 / (p& ( # (p
) $C1#C2#C%&'2
where* Pult
( (p (a n
s C1 C2 C%
CT = C1+C2+C3
=
assume total temporary compression (m)
=
0.02% m
Psae " ef
ef / ( /
ultimate loa+ ,apa,itPsae / " 770000 N sae'permissi3le woring loa+ %%0000 N a,tor o saet 2 hammer e,ien, 0.7 weight o ram'hammer 20000 N weight o pile 26600 N weight o +ri8ing assem3l 10000 N ,oe,ient o restitution 0.4 +rop o hammer 1.0 m 2/: or +iesel hammer $: +rop o ram& pile penetration or last 3low or ;set; $m& temporar- ,ompression allowan,e or pile hea+ or ,ap $m& temporary compression allowance for elastic deformation of pile shaft (m)
temporar- ,ompression allowan,e or quae o groun+ $m&
0.016162 m
Pult ( # $n 2 / (p& ( # (p
0.447
m
$C1#C2#C%&'2
0.011
m
s
)%.21
mm
Set per 10 Blow:
)%2
mm
Thereore*
/reer to +ata3ase sheet
/reer to +ata3ase sheet
0.004 m 0.015 m 0.004 m
0.15 in 0.59 in 0.15 in
Hiley Formula - Computation of Pile Set Project: Bar-te "ilo Con,rete Pa+ @o,ation 2 Nippon il
Pile Type: RC "quare Pile Pile Size(B)/Diameter(D) Pile Worin! "oa# Supply Pile "en!t$
0.20 m %% tonnes %0 m
(D/B)
B
Set Criteria:
Pult
ef / ( /
!
"# $C1 # C2 # C%&'2 "
ef / ( /
!
Pult
( # $n2 / (p& ( # (p ( # $n 2 / (p& ( # (p
) $C1#C2#C%&'2
where* Pult
ultimate loa+ ,apa,itPsae / " sae'permissi3le woring loa+ a,tor o saet-
( (p (a n
s C1 C2 C%
hammer e,ien, 0.7 weight o ram'hammer %0000 N weight o pile 26600 N weight o +ri8ing assem3l 10000 N ,oe,ient o restitution 0.4 +rop o hammer 0.9 m 2/: or +iesel hammer $: +rop o ram& pile penetration or last 3low or ;set; $m& temporar- ,ompression allowan,e or pile hea+ or ,ap $m&
CT = C1+C2+C3
=
assume total temporary compression (m)
=
0.02% m
Psae " ef
ef / ( /
770000 N %%0000 N 2
temporary compression allowance for elastic deformation of pile shaft (m)
temporar- ,ompression allowan,e or quae o groun+ $m&
0.024545 m
Pult ( # $n 2 / (p& ( # (p
0.527
m
$C1#C2#C%&'2
0.011
m
s
1.71
mm
Set per 10 Blow:
17
mm
Thereore*
/reer to +ata3ase sheet
/reer to +ata3ase sheet
0.004 m 0.015 m 0.004 m
0.15 in 0.59 in 0.15 in
