GEOTECHNICAL INVESTIGATION REPORT

Size: px

Start display at page:

Download "GEOTECHNICAL INVESTIGATION REPORT"

Emil Mason
5 years ago
Views:

1 2017 GEOTECHNICAL INVESTIGATION REPORT NAME OF THE PROJECT: GEOTECHNICAL INVESTIGATION AT STUDIES WORK FOR ANDHRAPRADESH MEDTECH ZONE (AMTZ) VISHAKAPATNAM, ANDHRAPRADESH LOCATION: Maufacug u Ds: Vshakapaa, Adhapadsh BOREHOLE : 15 Sapl Rf N: IDAX/QC/SOIL/38 Rp Rf N: IDAX/REP/ICRPL /EXP GI/ /415 TESTING AGENCY: IDAX CONSULTING & RESEARCH PVTLTD Pl N , Duplx-E, Budaba Eclav, VSS Naga, Bhubaswa , Odsha (INDIA) Tl: , , Fax: E-al: f@daxcsulgc Wb: wwwdaxcsulgc Da f Ts: Da f Subss f Rp:

2 P R E F A C E IDAX CONSULTING & RESEARCH PVTLTD s plasd sub h gchcal vsga p f BH-15 STUDIES WORK FOR ANDHRAPRADESH MEDTECH ZONE (AMTZ) VISHAKHAPATNAM, ANDHRAPRADESH Th bjcv f hs vsga s asca h chaacscs f Sub-sl ps cssay fa f sub-sufac I was davd sudy dal h subsufac cds a h pjc s Th gal sl pfls ad h glgcal safca hav b dd Th fld ad labay wks hav b cducd as p lva IS Cds Ths s cfy ha h sapls a cllcd f h ppsd s f h B Hl 15 STUDIES WORK FOR ANDHRAPRADESH MEDTECH ZONE (AMTZ) VISHAKHAPATINAM,ANDHRAPRADESH by IDAX CONSULTING & RESEARCH PVTLTD VSS NAGAR, BHUBANESWAR Th labay ss hav b pfd ud h supvs f qualfd psal, as p h Ida sadads ad hs p s ppad h bass f hs ss suls ad xps xpc F IDAX CONSULTING & RESEARCH PVTLTD Eg Cvl (Sl) (Had - Cvl) E Paksha Ray E Dpak Kua Mallck B Tch- Cvl B Tch (Hs) Cvl (IIT Khaagpu) Pjc Cd: _GI Pag 1 f 17

3 CONTENTS Sl N PARTICULARS PAGES 01 INTRODUCTION SCOPE OF WORK DETAILS OF FIELD WORK LABORATORY TESTS DETERMINATION OF ALLOWABLE BEARING CAPACITY ANALYSIS OF SUB-SOIL INVESTIGATION FOUNDATION & RECOMMENDATION LIMITATION CLOSURE 09 BORE LOG & LAB TEST RESULTS OF BORE HOLE ABP CALCULATIONS Pjc Cd: _GI Pag 2 f 17

4 1 INTRODUCTION Idg pvd a saf, sud ad ccal fuda sys f h Sub - Sl Expla wk f BH-15 a Suds Wk F Adhapadsh MdTch Z (AMTZ) Vshakhpaa, Adhapadsh ad h wk f cducg dald sl vsga wk has b awadd M/s IDAX CONSULTING & RESEARCH PRIVATE LIMITED, VSS Naga, Bhubaswa Objcvs f Sub-sl Expla Th bjcv f hs G-chcal vsga s pz h Fuda sys f ppsd Pjc wh h saf bag capacy f h sl ad allwabl sl, csss f h fllwg Da f yp, sz ad dph f fuda- sys by aalyzg h sl pps T suggs a cclusv cda f h yp f fuda Sys b adpd whch wuld b ccally vabl ad sucually saf f h ppsd sucus f h pjcs Las f Ivsga Th scp f G-chcal xpla s cfd wh las f h fawk f ag daw bw AMTZ LIMITED ad M/s IDAX CONSULTING & RESEARCH PRIVATE LIMITED, Bhubaswa All h fld ad labay xps hav b cad u as p h Tchcal spcfca f h cl ad h lva Ida Sadad Cd f pacc Hwv h dcs ssud by h auhy hs spc has b gv du phass dug h sub sl xpla wk 2 SCOPE OF WORK Th scp f wk cpss f cducg dal sl vsga, labay sg, cducg ad sa f saf bag capacy f h abv ppsd wk dlld bhl as shw by h Eg- chag Nau f Ivsga Wk Th all vsga csss f h fllwg: Vsual cassac f h s Fld Wk-Dllg f b hl up h qud dph Labay xps, da f sl paas Pjc Cd: _GI Pag 3 f 17

5 Aalyss f fld ad Labay daa Avg a h cclusv dcs fuda sys b adpd h ps cas usg Ou Egg judg, basd h cu pacc Th dald G-chcal vsga wk ha was cad u csss f w pas Fld Ivsga: Th fld vsga csss f h fllwg hds Lca f O ub f b hl wh du csula wh h auhy Bg / dllg up 100 dph blw NGL fusal Cducg sadad pa s (SPT) & Cllc f udsubd sapl (UDS) a h lcas pfxd by h Eg--chag Obsva f h dph f wa abl h Bhl Sudy f s cd ad suudgs wh gads h d f h Pjc Takg bsva f suudg sucu bsv ay dfccy safy Taspa f all sl sapls labay f aalyss wh pp ca Labay Tss: Th Labay ss f h sapl cllcd a gv blw Da f Ga sz aalyss Da f sl su c Da f lqud l Da f plasc l Da f spcfc gavy Da f Allwabl Bag Pssu f Rck Pjc Cd: _GI Pag 4 f 17

6 3 DETAILS OF FIELD WORK Slc f Bhl: O B-hl was slcd by h Eg chag d ba cphsv sub-sl daa f hs s wh a pvs f bgs up 100 dph as qud as p IS: F dald labay vsga SPT s 150 vals a chag f sl Saa dff Bhls ad SPT sl sapls w cllcd f labay aalyss Dsubd psav, sl sapls f all h Bhls w cllcd a 15 val f dff ss Bg: I s h a pa f sub sl vsga wk as h sl sapls w cllcd f dff ss a dff lvls Th sub-sl xpla wk a h ppsd s was cad u aually / chacally usg 150 da shll ad aug aual qup sf saa ad pw pad Mchacal bg had saa usg dad cu, as p IS : Sadad Pa Tss: Sadad pa s plays a aj l sub sl vsga a f saf bag capacy f sl chsv yp sl, paculaly -chsv gaula sady sl ad wh h UDS culd b cllcd h du hgh lqudy chsv au f sl Th SPT ss w cducd as p IS: spcvly, dff lvls f h b hls a cuus a usg spl-sp sapls a lcas dcdd by Eg--chag Th SPT sapl was lw sd h bhl af dllg h qud lvl ad s dv by a 6350 kg Ra wh a f fall f 750 dvg 450 O sags 150 ach ad h ub f blws f ach 150 pa f 2d & 3d 150 dv cdd as N Rfusal was csdd f N>100 Th dals f lca f s ad SPT valu [N] a psd b lg daa axd spaaly v Gud Wa Tabl: Dug xpla wk f h Lca, 24hus bsva s fud ha h wa abl s a 195 dph BH-15 wh h Bg dph f h xsg gud lvl dpdg h lca f bg Th wa abl ay b flucuag du chag f sas Pjc Cd: _GI Pag 5 f 17

7 4 LABORATORY TESTS Th labay-ss w cducd slcd psav dsubd / udsubd sl sapls cllcd f dff Bhl dlld a h ppsd s Th ss clud Ga sz aalyss, Naual su c, DFS, Spcfc Gavy ad Lqud l, Plasc l, Plascy dx, Sha s, ad Pacls sz dsbu ss psav sl sapl w als cad u All h ss cducd cfg h qus f IS spcfca Th suls f all hs ss hav b axd spaaly Ga Sz Aalyss: Th ga sz aalyss f dff sl sapls w d as p h qu f IS: 2720 (P-IV) 1985 hd f s f sl, Ga sz aalyss Th dals f h s suls a shw s sul sh spaaly Th suls f ga sz aalyss a usd classfy h sl vaus dphs f bhls Th suls f all hs ss hav b axd spaaly Naual Msu C: Th aual su c was dd f dff udsubd sapls f dff Bhls a dff dphs, as p IS: 2720(P-II)-1973: Mhd f s f sl, da f Wa c I s usd f dg spcfc gavy, pu su c, SBC, sl f fuda sys Th suls f all hs ss hav b axd spaaly Da f Spcfc Gavy: Th spcfc gavy f h UDS / DS sapls hav b dd a dff lvls as p IS: 2720 (P-III) I s usd f dg vd a, psy, sauad dsy, SBC, sl f fuda sys Th suls f all hs ss hav b axd spaaly v Da f Vd Ra: Th vd-a f h UDS / DS sapls has b dd a dff lvls ad h suls a shw spaaly I s usd f dg spcfc gavy, pu su c, SBC, sl f fuda sys Th suls f all hs ss hav b axd spaaly Pjc Cd: _GI Pag 6 f 17

8 v Da f Lqud L / Plasc L: Th lqud ad plasc ls f sls w h dx pps f sl hav als b dd as p h lva as p IS: 2720(P-v)-1985 Cd f pacc Th lqud ad plasc ls f sl sapls hav b dd h labay ad s usd f dg SBC, sl f fuda sys c Th suls f all hs ss hav b axd spaaly 5 DETERMINATION OF SAFE BEARING CAPACITY (SBC) Bhl BH 15 N Saf Bag Gss Saf Bag Dph s Capacy T/ 2 Capacy T/ DETERMINATION OF ALLOWABLE BEARING PRESSURE OF (ABP) Th allwabl bag pssu has b calculad as p IS: 2131 & IS: 8009 (Pa-I) a dff dph f h xsg gud lvl Th dals f h calcula a axd spaaly Dph s Allwabl Bag Pssu T/ Bhl ANALYSIS OF THE SUB-SOIL INVESTIGATION LOCATION: Maufacug U CO-ORDINATES:- N: E: RL:390 Pjc Cd: _GI Pag 7 f 17

9 Bhl N - 15 was hav xpld up a dph f 100 h sub sl saa f h Bhl s suazd as fllws LAYER- 1 Th lay f & csss f Ply gadd clayy sad Th sl sapl hs lay was sd ad suls a suazd Th avag wgh was Gavl- 7%, Sad- 60%, ad Sl & Clay- 33% Th gg classfca f h sl s SC as p IS: LAYER- 2 Th lay sas f csss f Ply Gadd Gavl Th sl sapl hs lay was sd ad suls a suazd Th avag wgh was Gavl- 58%, Sad- 35%, ad Sl & Clay- 7% Th gg classfca f h sl s GP as p IS: LAYER- 3 Th lay sas f csss f Ply Gadd Sad Th sl sapl hs lay was sd ad suls a suazd Th avag wgh was Gavl- 0%, Sad- 97%, ad Sl & Clay- 3% Th gg classfca f h sl s SP as p IS: LAYER- 4 Th lay sas f & csss f Ply Gadd Sly Sad Th sl sapl hs lay was sd ad suls a suazd Th avag wgh was Gavl- 10%, Sad- 77%, ad Sl & Clay- 13% Th gg classfca f h sl s SM as p IS: FOUNDATION & RECOMMENDATION Basd u fld ad labay vsga, h fllwg cdas a ad: Th sau cud dff bhls a dff dphs s psd spcv sl pfl shs v Th wa abl f cud h bhls s als dcad h sl pfl shs Th dph f fuda shall b dcdd basd bag capacy ad uplf ssac qud Th cdd saf bag capacy f h fg s cpud basd fg sz as spcfd f suggsd fudas a gv blw Pjc Cd: _GI Pag 8 f 17

10 v As p s cd whch, vsual bsvas f sl sapls a s, fld b lg cd, lcal glgy f h aa, yp f sapl cvd, labay classfca f sl sapls ad basd h xpc f u Gchcal Exp, s cdd pvd p fuda v Th cdd saf bag capacy f h fg s cpud basd fg sz as spcfd f suggsd fudas a gv blw I s fasbl pvd p fudas Op fudas ca b placd a a dph f 30 blw h xsg gud lvl Hwv f havly ladd sucus h fuda dph ca b casd as p h dsg lad 8 LIMITATION Th sl vsga has b cad u a h lca chs by h cl Rcdas ad h p a hc vald ly f hs ss lcas Hwv f h s ay chag subsl cds ad pps a placs byd chs s lcas, h sl csulas b cacd f fuh gudac 9 CLOSURE W appca h ppuy gv us sub hs daf p Ths psd p s basd bsvas ad ss sapls cllcd f h bhls as dcdd by h cl I cas ay dffc s cd h fld subsl saa ad pd subsl saa dug xcava plas cac us bf pcdg wh fuh csuc NB: Th abv s ps a basd h sapl cvd by u labay Th s suls las ly h s sd Th p shall b pducd xcp full whu h appval f h sg labay F IDAX CONSULTING & RESEARCH PVTLTD Eg Cvl (Sl) (Had - Cvl) E Paksha Ray E Dpak Kua Mallck B Tch- Cvl B Tch (Hs) Cvl (IIT Khaagpu) Pjc Cd: _GI Pag 9 f 17

11 BORE LOG AND LAB TEST RESULTS OF BOREHOLE Pjc Cd: _GI Pag 10 f 17

12 IDAX CONSULTING & RESEARCH PVTLTD BOREHOLE NO - 15 Typ f Sl Sl Pfl Dph s SPT Valu "N" Dph Pl N N1 - N2 - N3 C Typ f RQD Sapl Rcvy (%) (%) 000 Ply Gadd clayy sad SC SPT Sapl WL: SPT Sapl Ply Gadd Gavl GP SPT Sapl SPT Sapl Ply Gadd Sad SP SPT Sapl Ply Gadd sly sad S M 70 Ply Gadd clayy sad SC SPT Sapl Ply Gadd sly sad S M SPT Sapl SPT Sapl Pjc Cd: _GI Pag 11 f 17

13 LIMITED Sha Paas ) Vd Ra ( Dg fc(φ) Agl f al 2Kg/c Chs ( C ) Typ f Ts Spcfc gavy DS c(%) Naual Msu g/cc Dy dsy SOIL SAMPLE TABLE 1 SHEET RESULT OF CLIENT: AMTZ RL: 390 Abg s Ls Dsy s g/cc Bulk dsy Classfca f Sl (%) Plascy Idx (%) Plasc L (%) Lqud L SFD I % SC SC SC SC NP Np GP GP Np NP 23 0 SP Np NP NP Np SM SC Np NP NP Np SM SUMMARY LOCATION: MANUFACTURING UNIT CO ORDINATES: N: E: Ga sz aalyss 075( Passg) Sly & Clay % 075) 425( - F Sad % (2-425) Mdu Sad % 75(4-2) Cas Sad % (20-475) % Gavl (N) SPT Valu Typ f sapl () Saplg Dph LOCATION N 00 DS UDS SPT SPT SPT SPT 05 N-15 B H SPT SPT SPT SPT Pjc Cd: _GI Pag 12 f 17

14 ALLOWABLE BEARING PRESSURE (ABP) AND SAFE BEARING CAPACITY (SBC) OF SOIL Pjc Cd: _GI Pag 13 f 17

15 =S F x C c f D p h a s p I S: ( Pa - I), F g C C c F a c f W a T a b l a s p I S : ( P a - I ) C W d h f F g M ( A s s u d ) S P T C d u c d a D p h C s p d g s l f 1 k g / c ( S ) IDAX CONSULTING & RESEARCH PVTLTD CALCULATION OF ALLOWABLE BEARING PRESSURE (ABP) FOR SETTLEMENT CRITERIA Pjc Na: GEOTECHNICAL INVESTIGATION FOR AMTZ LTD Lca: MANUFACTURING UNIT Pjc Cd: GI B Hl N: 15 Wa Tabl: 195 s Rfcs IS:8009 (Pa-I) Calculas Ipu Daa Wdh / Da f Fg (Assud) B = 2 Lgh f Fg (Assud) L = 2 Shap f h Fuda = SQUARE Ifluc Z blw fuda lvl = 300 Typ f Sl Saa Typ f Fuda = Elasc/Ida (F Sady & Gaula Saa) = Flxbl Fuda Fg-11 Cc Fac f Rgdy C = 10 Wa Tabl dph blw GL = 195 Fg-9 Wa Tabl Fac b Csdd? = Ws Cd Sca (Subgd) Fg-12 Fx's Dph Fac b Csdd? Cd = Dph b gd Dph Fac Cpua f ls sls, ply cpacd backfll, scu, c YE S = 0 N Valu >3 FldSPTVal u(n) C c ds P T v al u d u v b u d p s s u N ' ( ) C c ds P T v al u a s p D l a a cy ( N " ) FalCcdSlS 25ABPf 40ABPf 75ABP f Cc f SPT valus (IS: ) 2 as xc d xc - 9 F g IS:80 09(P a-i) w d w slt/ p s l s T / l T / /C Pjc Cd: _GI Pag 14 f 17

16 CALCULATION OF SAFE BEARING CAPACITY (SBC) Basd C, Valu Pjc Na: GEOTECHNICAL INVESTIGATION FOR AMTZ LIMITED Lca: MANUFACTURING UNIT Pjc Cd: GI B hl : 15 Dph f Sapl: 100 s Wa Tabl: 195 s Rfcs Ipu Daa Calculas Kg/c 2 Chs C = 018 Dph f Fuda D f = 100 Agl f al fc Ф = 21 Dgs a -1 ( 067 aф ) Ф' = 14 Dgs Bulk Dsy = 1992 g/cc Fld Msu C = 1532 % Dy Dsy γ d = 1727 g/cc Spcfc Gavy Gs = 265 Sauad Dsy γsa = 2078 g/cc Vd Ra = 053 Subsbl Dsy γs = 1078 g/cc Wdh / Da f Fg (Assud) B = 2 Lgh f Fg (Assud) L = 2 Typ f Fg Cd f Sl = Cuus Sp Fg = Ds Ovbud Pssu q = (D Kg/c 2 Kg/c 2 f x γ s) / 1000 = 0108 Bγ =( B x γ s) / 1000 = 0216 IS:6403, Tabl -1 Bag Capacy Facs Ф N c N q N γ Ф' N'c N' q N' γ IS:6403, Tabl -2 Shap Facs F Cuus Sp Fg Wa Tabl Effc S c = 10 S q = 10 S γ = 10 W' = 05 Dph Facs Icla Facs d c = 1+02 x (Df/B) x a(45+ф/2) = 1146 c = q = γ = 1 dq = dγ = 1073 Ds Ls I cas f gal sha falu N Ula Bag Capacy q d = CN cs cd c c + q(nq -1) Sqdq q + 05 BγNγS γd γ γw' = = 4400 Kg/c 2 I cas f Lcal sha falu N Ula Bag Capacy q' d = 2/3 x CN' cs cd c c + q(n'q -1)S qd q q + 05 B γn' γs γd γ γw' = = 0000 Kg/c 2 Mdu N Ula Bag Capacy Qu = 4400 Kg/c 2 Sl Bag Capacy (SBC)= Qs = Qu / FS + OB Fac f Safy (FS) = 25 Qs= 1868 Kg/c 2 = 1868 Ts/ 2 N Saf Bag Capacy (NSBC)= Qs = Qu / FS = Qs - OB Qs= 1760 Kg/c 2 = 1760 Ts/ 2 SBC = 1868 Ts/ 2 NSBC = 1760 Ts/ 2 Pjc Cd: _GI Pag 15 f 17

17 CALCULATION OF SAFE BEARING CAPACITY (SBC) Basd SPT "N" Valu Pjc Na: GEOTECHNICAL INVESTIGATION FOR AMTZ LIMITED Lca: MANUFACTURING UNIT Pjc Cd: GI B Hl N: 15 Dph f Sapl: 200 s Wa Tabl: 195 s Rfcs Calculas Ipu Daa Fld SPT Valu N = 36 Dph f Fuda D f = 200 IS:2131, Fg-1 Ccd SPT valu af v bud pssu N' = Ccd SPT valu af Dlaacy N" = IS:6403, Fg-1 Agl f al fc basd SPT "N" Valu Ф = 357 Dgs a -1 ( 067 aф ) Ф' = 26 Dgs Subsbl dsy (Assud) γ s = 1000 g/cc Wdh / Da f Fg (Assud) B = 2 Lgh f Fg (Assud) L = 2 Typ f Fg IS:6403, Fg-1 Cd f Sl = Ds = Cuus Sp Fg Ovbud Pssu q = (D Kg/c 2 Kg/c 2 f x γs) / 1000 = 0200 Bγ =( B x γs) / 1000 = 0200 IS:6403, Tabl -1 Bag Capacy Facs Ф N c Nq Nγ Ф' N'c N'q N'γ IS:6403, Tabl -2 Shap Facs F Cuus Sp Fg Wa Tabl Effc S c = 10 Sq = 10 Sγ = 10 W' = 05 Dph Facs Icla Facs d c = 1+02 x (Df/B) x a(45+ф/2) = 139 c = q = γ = 1 d q = dγ = 1195 Ds I cas f gal sha falu N Ula Bag Capacy C = 0 q d = CNcScdcc + q(nq -1) Sqdqq + 05 BγNγSγdγγW' = = Kg/c 2 Ls I cas f Lcal sha falu N Ula Bag Capacy q' d = 2/3 x CN'cScdcc + q(n'q -1)Sqdqq + 05 BγN'γSγdγγW' = = 0000 Kg/c 2 Mdu N Ula Bag Capacy Qu = Kg/c 2 Sl Bag Capacy (SBC)= Qs = Qu / FS + OB Fac f Safy (FS) = 25 Qs= 4436 Kg/c 2 = 4436 Ts/ 2 N Saf Bag Capacy (NSBC)= Qs = Qu / FS = Qs - OB Qs= 4236 Kg/c 2 = 4236 Ts/ 2 SBC = 4436 Ts/ 2 NSBC = 4236 Ts/ 2 Pjc Cd: _GI Pag 16 f 17

18 RECORD OF BORING FROM FIELD (TO BE GIVEN LETER) Pjc Cd: _GI Pag 17 f 17

GEOTECHNICAL INVESTIGATION REPORT

17 GEOTECHNICAL INVESTIGATION REPORT NAME OF THE PROJECT: GEOTECHNICAL INVESTIGATION STUDIES WORK FOR LOCATION: Ov had Tak Bhl N: BH 1 ANDHRAPRADESH MEDTECH ZONE (AMTZ), VISHAKHAPATNAM, ANDHRAPRADESH Sampl