Deformation of a pile foundation during irregular settlement of the foundation bed

~o~UnS on a s a t ~ d

of ~

ra~

~

,m~a. The ~ i o ~

on ~

~d

786122 IL~ OF ~ s n ~ I ~ O~ I ~ ,

is ~ s o r ~

A~ ~

~ E ~

Likhc~t~, V M SOll M e ~ FO~md E ~

~ m A R~O~

equation ~

~ ~

~ S

to measure the l ~ i l i ~ y so treated.

~

~

co~o~

u~m~ ~

~ ,

to ~

erec,~ o~ ~la~

drift which was e ~ s e d of silty to gravelly samds~ and ~ravell~ ~ rub~le-iLke com~lome~ate. The ~ was d ~ as a rem,lt ~ stifles on the s a f e r e d u c ~ e n i n ~ l d t h ef fomxlatlen strips for f e u n ~ a ~ o ~ which will be s~bJect to deformation.

A ~e~ieal ~ea~ of the d e f ~ i o n of a pile ~ group of Ixil.es, which ~ , k e s i n t o account both ~hm f o ~ e s ac~'~tmge t o ~ and ~ c ' d t a r t o t h e pile a ~ t h e ~ i v e frl~o~ ~i~g from a m ~ a l of a f ~ i ~ bed w h ~ e ~he d i s • ri~utlon of the s~iffness f a c ~ is Co~S!dered •.o be linear. A razm~ical ~ e co~med with a double-row pile four~a~i~ is given. 786124 PLACII~ PILES IN P ~ WC~Id C O r ~ , V30, N12, Dec 1977, P64-67

786125 CONTRIBUTION TO THE STUDY OF THE ~

Discusses t h e d e s i g n add u s e of simgle cast-inplace piles s~ sites where the soil is liable to s l ~ s~eme~. In ode ~ e , Piles of 500ram d i ~ with a ~ of 1600mm~ amd ler6~h of 9-11m ~ea'e used a% a site in t h e ~kr8/ne where ~he subsoil was a loess-llke clay over fine sands. 786121 EFFECT OF AN AI~ED SOIL MASS AND ITS NONLINEAR ~ I E S ON FOURDATION VIRRATION ~an, D D; ~ v l c h , V S~ Memh Found E ~ , V13, ~ , Sel~-Oct 1976, P3o~-3o9

~

~

t..~se of ~

the ~ s ' me~re ~k~rs to ~

svl~s. Da~a l ~ e m ~ i~cate ~ the effect of soil i ~ a is ~reater ~ previously estlmated~ add T~aat i% c a D ~ t be n e g l ~ in p r a c ~ e ~ cOmpUtati~,

~RI-

Sieffert, J G Bull Liaison Lab Pon~s Chaussees D N95, MayJ1me i~78, P~-I2 A thearetical s t ~ of the effect of internal d ~ p i ~ On %he ~ l i ~ a d e of d e f ~ i o z of the pile as a ~ i o n c~ ~ e e x c i t a t ~ frequency. Results f r ~ a lah
196~

i~6 (IN F~H) Giroud, J P Bull Liaison Lab Ponts Chaussees, N95, M a ~ u ~ e 1978, P21"30 An Ar~lysis of methods used and a s~n~ary of case studies likely to be of interest to %he engiDe~r. 118 refs. 786127

P~g~ION

OF D~AGE

To c o ~ The effect was meae~red of vertical forced vibraT~ion on a ~ m ~ i c f~ion c o ~ into a ~ soil ~ c~Si~ hard clays, ~ t ~ r ~ e d sand and vleco~s ~ s , ~ these tests, which showed tha% the vibrations were harmomic, a ~e~ t h ~ e t i c a l method of treatimg r e ~ e mhs~csn~isties was derived, ~ae me-

Y

VING OF ~ PILES: THE RC~E C~ I ~ R ~ A L DAmPING IN A HIGH F F ~ J E N C Y ~CITER-BAR SYSP~ (IN

786120 SINGLE-PILE COKDMN S U ~ FOR A FRAME BUILDING ~ n , G U; Gimzb~g, L K; ~ , T I Soll Mech FOtu~ E ~ , V13, I~, SelM~-Oc~ 1976, P22~303

in ~

of concrete

P335-3~8

OF SO~L ~ES-

R e l ~ t s the a p p l i c a t i o n of a d e s i g n method ~_tch uses equa~ons ~ on t h e ~ s e l o n moduli and r a ~ e of linear delta-inability of soils rather ~ a n on soil ~ , At the site described ~ ~ , f ~ ~ ~e ~ e ~ for

thoa i s u ~

%o w ~

OF A P~I~ FOL~K~PION D U R I ~ 786123 I ~ I O N ~A-r~r OF THE F O ~ Shapiro, D M SOll Meah Four~ Emgmg, Vl3, N~, Sel~-Oct 1976,

N Y; Malakhova, K V; Apostolli, A D Fmu~ ~ , VI3, i~, Sept-Oct 1976,

mu~ti~e~

~976,

rala~, d~splace~ent

SURES IN

R~%~i, SOil M ~

I V

w3, ~, s ~

V13, ~6, NOv-Dec 1976,

amd c o ~ p r e s ~ l r e w i t h depth f c ~ a r i g i d sunken p l a t e , The e f f e c t of ~ w ~ of t h e soll is not considered. The ~ k is c o ~ m e d w~th the i n t ~ e t a t i o n of plate tests in holes.

786119 ~ ~ R E ~ ~

v A; Vir~ov, M P; T i ~ ,

Discusses the l ~ C a l prope~tles of rigid PVC shee~ v ~ i ~ ~ it m m ~ i e fo~ use in l ~ m ~ sha~s ~ ~o re~m~e frietlc~ mind ~o Im~ide

Uses known approximatio~ methods to solve t h e

i~a~

FRICTION D L ~ N G

s~l ~ mm,m ~ ~9-3~

ted.

786~8 D ~ S ~ A ~

TO F ~

TO ~.~DI~S

sLm~

IN AREAS ~JB-

~ E

(n~ ~m-

MA~) Jum~ J Gluckauf-F~sch~ah,

V39, N2, April 1978,

P76~I Damage can be reduced by the use of Sl~ring~ des