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779, Extension modification to comm, Studies & Reports• Dist. Office 12.02 Sheet 1 of 1 County of Los Angeles Department of Pubic Works DISTRIBUTION GEOTECHNICAL AND MATERIALS ENGINEERING DIVISION 1 Dist. Office GEOLOGIC REVIEW SHEET 1 Geologist 900 So. Fremont Ave., Alhambra, CA 91803 1 Soils Engineer TEL. (626) 458-4925 1 GMED File LDD - Grading Tract / Parcel Map Lot(s) Parent Tract Location Rolling Hills Site Address 3 Meadowlark Lane APN 7569-003-002 Geologist Coast Geotechnical Developer/Owner Weinstein Soils Engineer Coastline Geotechnical Consultants Engineer/Arch. Bolton Engineering Corp. Grading P.C. No. 1006030002 For: Pad for SFR —1,157 yds.' Geologic Report(s) Dated 8/18/10, 4/29/10 Soils Engineering Report(s) Dated 8/25/10, 5/26/10 Geology and Soils Engineering Report(s) Dated 9/24/10 Additional Reports Reviewed Action: Plan is recommended for approval from a geologic standpoint, subject to conditions below. Remarks/Conditions: 1. All recommendations of the consulting geologist and soils engineer must be followed. 2. In -grading inspections must be made by the consulting geologist and soils engineer. Monthly in -grading inspection reports must be submitted directly to the Geology and Soils Section bv the consultants. 3. Rough grading must be approved by a final engineering geology and soils engineering report. An As -Built Geologic Map must be included in the final geology report. Provide a final report statement that verifies work was done in accordance with report recommendations and code provisions (Section J 105.12). The final report(s) must be submitted to the Geotechnical and Materials Engineering Division for review and approval. 4. The Soils Engineering review dated Prepared by Charles Nestle is attached. Reviewed by Date 10/6/10 Please complete a Customer Service Survey at htto://daw.lacountv.4ov/ao/amedsurvev P:\Gmepub\Geology Review\Forms\Form06.doc 2/13/08 Address: Telephone: Fax: Review No. 3 COUNTY OF LOS ANGELES DEPARTMENT OF PUBLIC WORKS GEOTECHNICAL AND MATERIALS ENGINEERING DIVISION SOILS ENGINEERING REVIEW SHEET 900 S. Fremont Ave., Alhambra, CA 91803 (626) 458-4925 (626) 458-4913 Single Family Residence Location Developer/Owner Engineer/Architect Soils Engineer Geologist 3 Meadowlark Lane, City of Rolling Hills Weinstein Bolton Engineering Corp. Coastline Geotechnical Consultants, Inc. (2845C-040) Coast Geotechnical Inc. (399610-01) Grading Plan Check No. 1006030002 Review of: Revised Grading Plan Dated By Processing Center 10/4/10 Soil Engineering Report Dated 9/24/10, 8/25/10, 5/26/10 Geology Report Dated 4/29/10 Previous Review Sheet Dated 9/8/10 District Office Job Number Sheet 1 of 1 12.02 B359001 / A304 DISTRIBUTION: 1 Drainage 1 Grading 1 Geo/Soils Central File District Engineer 1 Geologist 1 Soils Engineer 1 Engineer/Architect ACTION: Grading plan is recommended for approval, subject to conditions below: REMARKS: 1. Submit all in -progress reports to the Soils Section for verification that the completed work complies with County codes and policies. 2. Submit a rough grading report to the Soils Section for verification that the completed work complies with County codes and policies. NOTE(S) TO THE PLAN CHECKER/BUILDING AND SAFETY ENGINEER: A. PER THE SOILS ENGINEER, BASEMENT WALLS SHALL BE DESIGNED TO RESIST A TRAPEZOIDAL DISTRIBUTION OF LATERAL EARTH PRESSURE. THE LATERAL PRESSURE SHALL BE 30H PSF WHERE H IS THE HEIGHT OF THE BASEMENT WALL IN FEET. B. ONLY THE SOILS/FOUNDATION RECOMMENDATIONS DEPICTED ON THE PLANS ARE APPROVED. Reviewed by .// Yos Please complete a Customer Service Survey at http: • pw.lacou NOTICE: Public safety, relative to geotechnical subsurface explore on, s - •�� •• n the Los Angeles County Code, Chapter 11.48, and the State of California, Title P:\Yosh\3 Meadowlark Ln, City of Rolling Hills, GR-A_3 11 Date 10/13/10 accordance with current codes for excavations, inclusive of onstruction Safety Orders. • Dist. Office 12.02 Sheet 1 of 1 °County of Los Angeles Department of Pub`ikorks DISTRIBUTION GEOTECHNICAL AND MATERIALS ENGINEERING DIVISION 1 Dist. Office GEOLOGIC REVIEW SHEET .1 Geologist 900 So. Fremont Ave., Alhambra, CA 91803 1 Soils Engineer TEL. (626) 458-4925 1 GMED File _ LDD - Grading Tract / Parcel Map Lot(s) Parent Tract Location Rolling Hills Site Address 3 Meadowlark Lane APN 7569-003-002 Geologist Coast Geotechnical Developer/Owner Weinstein Soils Engineer Coastline Geotechnical Consultants Engineer/Arch. Bolton Engineering Corp. Grading P.C. No. 1006030002 For: Pad for SFR —1,157 yds.3 Geologic Reports) Dated 8/18/10, 4/29/10 Soils Engineering Report(s) Dated 8/25/10, 5/26/10 Geology and Soils Engineering Reports) Dated Additional Reports Reviewed Action: Plan is not recommended for approval for reasons below. Remarks/Conditions: 1. Revise the cross sections on sheet 2 of the grading plans to depict the consultant's recommendations. 2. The plan must be specifically approved by the consultant geologist and soils engineer by manual, original signature and date on each sheet prior to approval by the Geology Section. Submit two (2) sets for review. 3. The Soils Engineering review dated Prepared by Charles Nestle Reviewed by Date 8/31/10 Please complete a Customer Service Survey at htto://dpw.Iacountv.aov/Qo/gmedsurvev P:\Gmepub\Geology Review\Forms\Form06.doc 2/13/08 0 -• + to COUNTY OF LOS ANGELES DEPARTMENT OF PUBLIC WORKS GEOTECHNICAL AND MATERIALS ENGINEERING DIVISION SOILS ENGINEERING REVIEW SHEET Address: 900 S. Fremont Ave., Alhambra, CA 91803 District Office 12.02 Telephone: (626) 458-4925 Job Number B359001 / A304 Fax: (626) 458-4913 Sheet 1 of 1 Review No. 2 DISTRIBUTION: Single Family Residence .x ..> .,,., ...._ .. •... _4 1 Drainage 1 Grading Location 3 Meadowlark Lane, City of Rolling Hills 1 Geo/Soils Central File Developer/Owner Weinstein District Engineer Engineer/Architect Bolton Engineering Corp. 1 Geologist Soils Engineer Coastline Geotechnical Consultants, Inc. (2845C-040) 1 Soils Engineer Geologist Coast Geotechnical Inc. (399610-01) 1 Engineer/Architect Grading Plan Check No. 1006030002 Review of: • Grading Plan Dated By Processing Center 6/28/10 Soil Engineering Report Dated 8/25/10.5/26/10 Geology Report Dated 4/29/10 Previous Review Sheet Dated 7/14/10 ACTION: Grading plan is not recommended for approval. REMARKS: 1. Show the following on the grading plans: a. Revise Cross Section B-B' to comply with Soils Engineer's recommendations. Per the Soils Engineer, all building foundations shall be supported entirely by bedrock. b. Detail of keying and benching for placement of fill over slopes steeper than 5:1 gradient. c. Details and location of all back -drain and sub -drains. Show location of outlets on the site plot plan. d. All recommended mitigation measures. 2. The Soils Engineer of record must review the grading plans and sign and stamp the plans in verification of his recommendations. Original manual signature and wet stamp are required. 3. Requirements of the Geology Section are attached. 4. Include a copy of this review sheet with your response. NOTE(S) TO THE PLAN CHECKER/BUILDING AND SAFETY ENGINEER: PER THE SOILS ENGINEER, BASEMENT WALLS SHALL BE DESIGNED TO RESIST A TRAPEZOIDAL DISTRIBUTION OF LATERAL EARTH PRESSURE. THE LATERAL PRESSURE SHALL BE 30H PSF WHERE H IS THE HEIGHT OF THE BASEMENT WALL IN FEET. Reviewed by Please complete a Customer Service Survey at http: NOTICE: Public safety, relative to geotechnical subsu ce explorat" , sh the Los Angeles County Code, Chapter 11.48, and the State of California, Title 8, onstruction Safety Orders. P:\Yosh13 Meadowlark Ln, City of Rolling Hills, GR-NA 2 Date 9/8/10 accordance with current codes for excavations, inclusive of CITY OF ROLLING HILLS $ :�'' JI stivLvt— (Certified r e'o 04/87/2010 12:11 3103777289 93/04 Dated v L) REOUFST FOR GEOlefXRC4a, EVLORATIQN COMPANY NAME: ChAstline Geotechnical Consultants, Inc. ADDRESS: 1446 W. 178th Street, C,ardena, CA 9u446 Fes- 1-11 1' O c PHONE & EMAIL OF CONTACT PERSON: 310-2 T7-1504 coastlinegeokil socgional . net PROPERTY ADDRESS: 3 Meadowlark Lane, Rolling Hills, CA 90274 PROPERTY OWNER: Al Seinstein PROPERTY OWNER PHONE/EMAIL: 310-831-4160 incliner@mox. net PURPOSE OF EXPLORATION: Geotechnical Engineering Investigation vrnpLwori )RFsideontri.al Developtrent DATES OF EXPLORATION: April 13, 2010 (TEI' LENGTH OF EXPLORATION: 6-8 hours LOCATION OF EXPLORATION ON SITE AND NUMBER OF BORINGS: (MUST BE ACCOMPANIED BY A SITE PLAN) within Nlui Ly - 4-6 test pits . EXPLORATION METHOD: test pits excavated by backhoe ACCESS TO EXPLORATORY SITE: from Meadowlark Lane GR A,DING OF ACCESS (EXPLArN): NNone piannea. GRADING OF 'EXPLORATORY SITE (EXPLAIN): None planned. DESCRIBE SITE RESTORATION: None planned. DESCRIBE PLAN FOR EROSION CONTROL: None planned. GENERAL COMMENTS AND ADDITIONAL INFORMATION: Only planned is excavation of test pits, which will be pa completion of investigation. grading" .yet 4111.11H'/ {Pr..' i Date: � � �r `I - t�-- l o ' Date: MEADOWLARK LANE N45' 4'40' not Ls, . 4j TpTb------ �MNH i11N AG Pa( 1 10• Ea013•EHT LOT 18 ROLLING HILLS TRACT \ ALP N IlifF 10' E0 0IDIT tiU.: Site Plan BASEMENT 9 y • 1CTREE r TO REHAH -r- ■ }t 1� v.i e'er •O t 6i �!�`y4�yt :aiV'4�o 30 F.S. � A.l f«�e�.... _ 1-f-f�.. +':i�♦i'�idU N 'C" 7 {-1 Al i♦• ;:i"� �VirVtj,�'+i f4.Ya 1 _ �i .p % 0. b y'i!u - s saauTY : �1 If I:ryL( . I : .: _ ^:r. l 1 i t " "':+"4:`4a`L��Q �'': �.. ._ [+. iv.lik�ll'} I fl y ,�:"1-} :_,yw.e! /92I`� .. ��}} TOPOGRliP1iY pB�p�. 4l t.., :z y \<. / r' rrt$�" T1,1aF i ri:r OBTAINEDFROMYd• v"i' xx 1''� V ►t . ��ri,,I � FIELDggURVEv,�.fi:�' h,` �,�yV,` 1.+� • 1 = {; \ 'fir A `l��,kiy!!:I I'F.ty` tr, 'Yfll ` IrTLL�I=rr1 s.P'44'd":4•4� �.N� �i' '':I• 'i._ ',��t`��- �4t ;fat-: of 'i 1. i! r;w�-" ,:p '•`C*.. '.: �_..:. .�.e::y, by �.t i h::,,3115,:r;i.;obi@.iy♦ i AC► ► �;<r��,9►� Ii 80' LOT 20 ROLLING HILLS TRACT • M555'E SU6ORANS . - ./ :434.5' TOPOGRAPHY OBTAINED FROM ROLLING HILLS TOPOGRAPHIC BASE MA^ • Mr. and Mrs. Albert Weinstein #3 Meadowlark Lane Rolling Hills, Ca. 90274 • • LOT 18 ROLLING HILLS TRACT LEGEND: PROPOSED LOCATION OF TEST PITS Bolton Engineering Corp. Civil Engineering and Surveying 25834 Narbonne Avenue Suite 201 Lomita. Ca. 90717 Ph: 310-32555130 Farc 310-325-5581 RB suOIoInaa