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Home My WebLink Aboutm30289 (2)77- LCOPY j A% 2 4'966 TO: Transamerica Developeen t Company 2900 South Brea Canyon Road Diamond Bar, California FRUM: James E. Slosson and Associates Consulting Geologists 15373 Valley Vista Boulevard bheroan Uaks, 0alifornia SUBJECT: Hi -monthly pro ress report for Equestrian Estates rract 130289, Liamond Bar, California for January 1, IW66 to January 15, IV66, During the period from January 1, 1966 to January 15, 1966 fill placement continued in two can- yons. In addition, excavation continued for one road and fill placemcn t continued in two areas for buttress fill. I, hill placement continued in the two canyons in the extreme southern portion of the tract. In the portions of these canyons that have recieved fill, the fill has been benched into competent bedrock, except in t' iose area near the MOLIths of the canyons, Fhe soils in these ar(,as have been tested and approved by the ''oils Kngineer, I1, Excavation continued for wagon (rain Lane, north, from the intersection of Wagon Train Lane and powder born Drive. The cut slopes that have been comj leted for this portion of Wagon Train Lane should be stable from the standpoint of Engineering Geology, III, t'lacemwnt of buttress fill has continu- ed for the buttress above Steeple Chase Lane from the intersection of Steeple Chase Lane and Shadow Canyon Drive to the intersection of Steeple Chase Lane and Wagon ( rain Lane, > , cc; Donald H. Warren Cc utch tfolzhauer lunge Michael E, Bryan iineerg ologist 1 ' 6 se , bl Tsson upervising Engineering Geologist January 18, 1966 GEOLOGIC REVIEW SHEET ENGINEERING GEOLOGY SECTION DEPARTMENT OF COUNTY ENGINEER LOS ANGELES COUNTY Site Address 'bract 30269 (Portion of Tr, 29261) Location Diamond B Developer Owner Transamerica Engineer Ho1zhauer Geologist 3108SOn Soils Engineer Crandall Review of: Q Grading Plan I Building Plan Geologic Report CJ Soils Report 0 Other: Sheet 1 of _ Distribution: F-] Plan Check Dist. Engineer Grading Section 4 File I] Geologist 0 Soils Engr. Site Engr. Date or Plan Check No. Bimonthl- y ProZrees HeRort Sent. lei, 1965 Action: F-1 Plan is approved I7 Plan is not approved (See Below) CI Plan approved subject to conditions below 0 Submit plans for recheck Remarks: Above rogress report covering period between Sept. and Sept. 15 is approved. Checked Date 64 Approved f,; /, To z_- Date10..6-65 GEOLOGIC REVIEW SHEET ENGINEERING GEOLOGY SECTION DEPARTMENT OF COUNTY ENGINEER LOS ANGELES COUNTY Site Address Tract 30289 (Portion of Tr. 29261) Location Diamond Bar Developer Owner Transamerica Engineer Holzhauer Geologist Slosson Soils Engineer Crandall Review of: Grading Plan 0 Building Plan Geologic Report Soils Report i_,_(` Other: Sheet 1 of _ Distribution: 0 Plan Check M Dist. Engineer Grading Section File Geologist 01 Soils Engr. I. Site Engr. Date or Plan Check No. Bimonthly Progress Report) Septs_16, 1965 Action: F-1 Plan is approved Plan is not approved (See Below) Plan approved subject to conditions below Submit plans for recheck Remarks: Above progress report covering period between Sept. 1 and Sept. 15 is approved. CGS-1 heeJced Date 6f6 Approved Date 10-6-65 EINGIINEEL NIG G: 7'--) 1-0""'Y SECT ON GEOLOGIC REVIEW SHEET ENGINEERING GEOLOGY SECTION DEPARTMENT OF COUNTY ENGINEER Sheet I of LOS ANGELES COUNTY Distribution: Site Address Tract 30289 (Pprtion of Tr. 2926 1-7 Plan Check Location C:] Dist. Engineer Developer Owner 0 Grading Section Engineer 0 File Geologist M Geologist Soils Engineer 0 Soils Engr. 0 Site Engr. Review of Date or Plan Check No. L J Grading Plan Cj- Building Plan Geologic Report 74a-ySoilsReport (B. M Other: alcuL-,,tio*s Action: Plan is approved ET Plan is not approved (See Below) E-1 Plan approved subject to conditions below D Submit, plans for recheck Remarks: The above referenced reports are approved. Prior to approved for biiildin6 peri-Atls, an 'as -built" plan showing all-buttre-ss details must be subrritted forZ.:' approval by both, the soils engineerand the consultant NOTE: Generalized lratt-rea designs and calculatiOns will be approved only for buttresses less than 25 feet in height. 4 inybut""resa ;,- eater than 2- Ceet in heig 2. -'r ') .1 J-,t will require Specific calculations pertinent to any one buttress. rLJ,' G S - 1 Checked Date 6/ 64 Approved 47. Date_4a,-V4 5 7,3701LENGOGY A N S E C 0 N GEOLOGIC REVIEW SHEET ENGINEERING GEOLOGY SECTION DEPARTMENT OF COUNTY ENGINEER Sheet 1 of LOS ANGELES COUNTY Distribution: Site Address Tract 30289 (Portion of Tr. 29261I Plan Cli7eck, Location Diamond Bar 0 Dist. Engineer Developer Owner xransTi mer 0 Grading Section Engineer Ho l Uilauer 0 File Geologist Slosson F-1 Geologist Soils Engineer 0 Soils Engr. 0 Site Engr. Review of: X Grading Plan F-1 Building Plan M Geologic Report J Soils Report F-1 Other: ggor Plan Check No 4 (routing slip date 1-25-65) Action: j Plan is approved LA Plan is not approved (See Below) E--J Plan approved subject to conditions below ED Submit plans for recheck Remarks: The referenced geologic report is a, proved. The referenced grading plan cannot 110 approved until the following has been con -plated. 1. The plan must be specifically approved by both the soils engineer and enf.-tinearing geologist. 2. The plan mst qt-i,ow l recomm.endat tonsmae by the consultants, Slope`alswhlch either will or may require support must be shown on the plan as being retained. Deletions -may be . ade during grading upon written W"GS-1 approval of the consultants. Checked Date Original Signed Date 2/2/ 65 6/64 Approved D. A. EVANS GEOLOGIC REVIEW SHEET ENGINEERING GEOLOGY SECTION DEPARTMENT OF COUNTY ENGINEER LOS ANGELES COUNTY Site Address Tract, 2,926 Location . Developer Owner r Engineer Geologist r :',,. I 3 Soils Engineer Y j 1&-, ' .. Review of: Q Grading Plan Building Plan f Geologic Report EJ Soils Report F1 Other: Sheet 1 of Distribution: 0 Plan Check Q Dist. Engineer Q Grading Section E)File Q Geologist 0 Soils Engr. C] Site Engr. Date or Plan Check No. Bi-monfFly Progress Report) ueptember 30, 1965 Action: Q Plan is approved Q Plan is not approved (See Below) Q Plan approved subject to conditions below 0 Submit plans for recheck Remarks: Tree above geolo is report € overir,,,- periodr, betweer.. Sektei.-,bar 1 and. ~ept beA 15 is ap -roved. b.e recorraendatio-regarding stability w. 1cUIRti.ons ell 3:1 cur: slope of lots 5 aqd 6 must he followed, rS_Z Checked Date 6f64 Approved j{_ 1465 o' ENGINEER GEOLOGIC REVIEW SHEET ENGINEERING GEOLOGY SECTION DEPARTMENT OF COUNTY ENGINEER LOS ANGELES COUNTY Site Address Tract 30289 (Portion. of Tr. 292611 Location Diamond Par Developer Owner Transamerica . Engineer Holzhauer Geologist Slosson Soils Engineer Crandall Review of: X—) Grading Plan Cl Building Plan 0 Geologic Report CJ Soils Report F—I Other: Sheet 1 of 1 Distribution: 0 Plan Check Dist. Engineer 0 Grading Section 0 File 0 Geologist Soils Engr. Site Engr. Date or Plan Check No. L1864 (routing slir, date 1-25-6 5 ) 1- 22- c. Action: j Plan is approved IM Plan is not approved (See Below) L1 Plan approved subject to conditions below D Submit plans for recheck Remark s : The referenced geologic report is approved. The referenced grading plan cannot be approved until the following has been completed: 1. The plan must be specifically approved by both the soils engineer and engineering geologist. 2. The plan must show all recommendations made by the consultants. Slopes which either will or may require support must be shown on the plan as being retained. Deletions may be made during gracC iiwn written Date L' GS-1 approval of the consultants. 6 6 Approved Date 2 2 65