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Home My WebLink AboutXWF~0000to 218XCopley Drive' Diamond Bar, CA 91765 (909)839-7040 Office' (909) 861-3117 Fax ABBREVIATIONS: AC ............. Asphalt Concrete CATV .......... Cable TV Box GRADING GENERAL NOTES CBW Conc. Block Wall 1. All grading shall comply with the provisions of Section 1803 and Appendix J of the California Building CONC. ..... Concrete Code (20� and all amendments adopted by the City. CONST. ..... Construct 2. All hillside grading with slopes in excess of 10% shall comply with the Hillside Management Ordinance EX/EXIST.... Existing and shall typically not exceed 2: 1. 3. No grading shall commence until a grading permit has been issued by the City of Diamond Bar. FF ............. Finished Floor Elevation FS ............. Finished Surface Elevation 4. All fill slopes shall be compacted to not less than 90 percent of the maximum density. NG............. Natural Grade 5. Sufficient tests of soil properties, including soil types and shear strengths shall be made during grading PROP......... Proposed operations to verify compliance with design criteria. The results of such testing shall be reported in the final as -graded report (prepared by the Applicant at his expense), or upon request of the City. A RW .......... Retaining Wall minimum number of field density test are to be made as follows: a. One test for each two -foot vertical lift. R/W ......... Right of Way b. One test for each 1000 cubic yards of material placed. c. A sufficient number of finish slope tests to verify compaction of the slope surface. SMH .......... Sewer Manhole 6. No fill shall be placed until stripping of vegetation, removal of unsuitable soils, and installation of WM ......•••••. Water Meter subdrains (if needed) is accepted by the soils engineer or engineering geologist. 7. No fill shall be placed until the placement of erosion control measure for the project is accepted by the City. 8. The undersigned Civil Engineer hereby states that these plans were prepared by him of under his NOTES TO CONTRACTOR: supervision and that the plans conform to all pertinent provisions of Section 1803, Excavation, Grading and Fill and Appendix J, Grading of the California Building Code (2W*. 1. RECOMMENDED CAISSON LOCATIONS, to SIZE AND DEPTH PER SOIL ENGINEER'S Guoxin Miao C73059 10/05/2017 RECOMMENDATIONS. SEE SOIL REPORT BY Registered Engineer R.C.E. Date MTC ENGINEERING, DATED 10/13/2016 9. Approved protective measures and temporary drainage provisions shall be provided to protect adjoining CAISSON DETAILS PER STRUCTURAL PLANS. properties from deposition of material or diverted flows both during and after all phases of construction. 2. EXISTING CONTOURS SHOWN ON SITE GEOLOGIC 10. All offsite improvements shall be completed to the satisfaction of the City Engineer. MAP FROM SOIL REPORT BY MTC ENGINEERING INC,DATED 10/13/2016 HAVE A DIFFERENCE OF APPROXIMATELY 20 FEET AS THOSE SHOWN HEREON. 11. Rough Grading certificate must be signed by Soils and Civil engineers of record and approved by the City Inspector prior to issuance of Building permits. EARTH WORK: 12. All cuts shall be observed by the engineering geologist of record during grading so that any adverse CUT. 3,900 CY, conditions can be recognized and corrected. FILL- 3,900 CY, IMPORT / EXPORT: 0; 13. Any modifications of, or changes in, the approved grading plans must be approved by the City. NOTE: 1. THUS EARTH QUANTITY FOR ENGINEERING ESTIMATE ONLY, NOT FOR CONSTRUCTION USE; 14. All graded sites must have drainage swales, berms, and other drainage devices approved at the rough 2. THE EARTH WORK IS FOR REMOVAL & grading stage. RE -COMPACTION ONLY, NO IMPORT & EXPORT NEEDED. IS. No rock or similar material greater than 8" in diameter will be placed in the fill unless recommendations for such placement have been submitted by the soils engineer and approved in advance by the City. 16. Grading operations must be conducted under the continuous observation of the soils engineer and/or the engineer geologist of record. 17. Excavations for stability keys and removal of unsuitable soils must be observed and accepted in writing _ by the soils engineer or engineering geologist of record prior to the placing of fill. 18. The soils engineer and/or engineering geologist of record must document and accept rough grading by final report prior to approval by the City. The final report must include an as -graded geotechnical map. 19. The soils engineer and/or engineering geologist of record must make a finding in accordance with Section I I I of the Los Angeles County Building Code for the graded site prior to approval by the City. 20. Foundation and/or wall excavations must be observed and accepted in writing by the soils engineer or � engineering geologist of record prior to placing steel or concrete. 21. A Registered Civil Engineer shall submit a Grading Certificate to the City Engineer no more than 10 / working days upon completion of final grading operations. Certificate of Occupancy shall be issued subject to the City Engineer's approval of said Engineer's Certificate. Final grading must be approved by the City before occupancy of buildings will be allowed. CITY OF DIAMOND BAR C3RAL)"INC; AND DRAINAGE P 22. The Soils and Geology Report prepared by MTC ENGINEERING. INC. and dated 10�13/16 and - all referenced and reviewed reports listed below shall become a part of this grading plan and all recommendations contained therein shall be strictly adhered to. Other reviewed reports are as follows: 23. A copy of the grading permit and approved grading plans must be in the possession of a responsible --- ----- person and available at the site at all times.-- 24. Final grading must be approved before occupancy of buildings will be allowed. ______-_--------_ ------------ 25. These plans have been checked by the City of Diamond Bar only for conformance with City Standards, compliance with development conditions and for general conceptual approval of the drainage and --- ------ parkway improvements shown hereon. No detailed mathematical check was made for the accuracy if — the existing or proposed dimensions, lines, or grades shown including all existing utilities shown or not------- shown. -- -- -. shown. ------------- ----- --- 26. Contractor shall notify the City Engineer's office at (909) 839-7040 forty-eight (48) hours in advance of - -- __—_ _ --------' intention to begin grading.----- 27. Contractor shall comply with the California Storm Water Best Management Practices Handbooks and - — — the project's Standard Urban Storm Water Mitigation Plan (SUSMP) requirements as necessary. - - 28. Direct all rooftoprunoff to EXIST pervious areas. _ EASEMENT 29. Sufficient test of fill soils shall be made during the grading to verify that the soils properties comply with the design requirements, as determined by the Engineering Geologist/Geotechnical Engineer ---- including soils types, shear strength parameters and corresponding unit weights. 30. R-value tests shall be conducted for all public and private roadway improvements to identify the -------- pr minimum pavement structural section requirements for the site, unless otherwise not required by the City. • 79" 31. Type V cement shall be used for all concrete work coming in contact with the ground, unless otherwise DI RT indicated by the project's soil engineer. 0 32. Grading and Construction activities and the transportation of equipment and materials and operation of heavy grading equipment shall be limited to between the hours of 7:00 a.m. and 5:00 p.m., Monday through Saturday. Dust generated by grading and construction activities shall be reduced by watering he soil prior to and during the activities and in accordance with South Coast Air Quality Management District Rule 402 and Rule 403."Reclaimed water shall be used whenever possible. Additionally, all construction equipment shall be properly muffled to reduce noise levels. CALL TOLL REE 1-80o�W—2z7�L-2600 2 Working Days Before You Dig oo� 76834 4S- �0 1 TO" "o �r •n LAN PROP. GRADING LIMITS TOTAL AREA:15,400 SF PLAN SCALE: 1" = 20' W (r 3 **,JAW < u, E 20' 10' 0 10' 20' 1"=20' GRAPHIC SCALE A� Sr �125 2 p y A ^�1> r ------------- •�O a TH BERM -EX. GRADE `2:1 SLOPE EARTH BERM DETAIL NOT TO SCALE PROJECT LOCATION / ,R—_�a •pro r: f & n � a< CfEE� 4 OR ,E VZ ` 4 ■LA"a h `="` tou 4v swrir i.. EI •T uaf . Aw - SUeIITGS Z � (Ab FrEs oa ^ 4 l Ak e ' 941 6E Pot, ` a FLINT Vic,` pa Roc CROCK �_,ND 0.D LaEEK 9� �� FE,�T 4 fj .� RO V 4 EpESAPLY 1 � i'9P AMW Q.A7RI P�Bf% r plf asm J f i yF'EO�fx r+ OHS rl yl59 `= EA7 P ^C0 to ° z F KC �e w Z \ fIRESTW - aor scarf VICINITY MAP TG: 680-64; NOT TO SCALE }9 [YErrS /O AR O,L RESERI t Jfl f 02001 Thomas Bros. Maps LEGAL DESCRIPTION PARCEL 1 LOT 99 OF TRACT NO. 30091, IN THE CITY OF DIAMOND BAR, COUNTY OF LOS ANGELES, STATE OF CALIFORNIA, AS PER MAP RECORDED IN BOOK 789, PAGBS 52 THROUGH 75, INCLUSIVE OF MAPS, IN THE OFFICE OF THE COUNTY RECORDER OF SAID COUNTY. EXCEPT THEREFROM ALL OIL, GAS AND OTHER HYDROCARBON SUBSTANCES AND MINERALS NOW OR AT ANY TIME HEREAFTER SITUATED THEREIN OR THEREUNDER OR PRODUCIBLE THEREFROM, AS RESERVED IN DEED FROM TRANSAMERICA DEVELOPMENT COMPANY, RECORDED MARCH 29, 1968 IN BOOK D3955 PAGE 185, AND RE -RECORDED JUNE 19, 1969 IN BOOK D4407 PAGE 591 AND AS MODIFIED BY A QUITCLAIM DEED RECORDED AUGUST 20, 1969 IN BOOK D4473 PAGE 142, ALL OF OFFICIAL RECORDS, WHICH RELINQUISHED ALL RIGHTS TO THE USE OF THE SURFACE AND SUBSURFACE TO A DEPTH OF 500 FEET FROM THE SURFACE OF SAID LAND. PARCEL 2: A NON-EXCLUSIVE EASEMENT TO BE USED IN COMMON WITH OTHERS FOR INGRESS AND EGRESS OVER ALL THOSE AREAS SHOWN UPON THE MAP OF TRACT NO. 30091, AS "PRIVATE STREETS, AND OVER ALL THOSE AREAS SHOW UPON THE MAP OF TRACT NO. 30578, AS PER MAP RECORDED IN -BOOK 785 PAGES 1 THROUGH 25, INCLUSIVE OF MAPS, IN THE OFFICE OF THE COUNTY RECORDER OF SAID COUNTY, AS "PRIVATE STREETS', AND OVER ALL -THOSE -'AREAS SHOWN UPON THE MAP OF TRACT NO. 30289, AS PER MAP RECORDED IN BOOK 743 PAGES 42 THROUGH 50, INCLUSIVE OF MAPS, IN THE OFFICE OF TIIE COUNTY RECORDER OF SAID COUNTY, AS "PRIVATE STREETS AND OVER ALL THOSE AREAS SHOWN UPON THE MAP OF TRACT NO,. 24046, AS PER MAP RECORDED IN BOOK 789 PAGES 76 THROUGH 82,INCLUSIVE OF MAPS, IN THE OFFICE OF THE COUNTY RECORDER OF SAID COUNTY, AS "PRIVATE STREETS", SAID EASEMENT TO BE APPURTENANT TO AND FOR THE BENEFIT OF THE LOT DESCRIBED ABOVE IN PARCEL 1. EXCEPT THEREFROM ANY PORTION WHICH FALLS WITHIN THE LINES- OF PARCEL 1 ABOVE DESCRIBED, ALSO EXCEPT THEREFROM ALL OIL, GAS AND OTHER HYDROCARBON SUBSTANCES AND MINERALS NOW OR AT ANY TIME HEREAFTER SITUATED THEREIN OR THEREUNDER OR PRODUCIBLE THEREFROM, AS RESERVED IN DEED FROM TRANSAMERICA DEVELOPMENT COMPANY, RECORDED MARCH 29, 1968 AS INSTRUMENT NO. 2456, IN BOOK D-3955 PAGE 185 AND RE-RECQRDED JUNE 19, 1969 AS INSTRUMENT NO. 1776 IN BOOK D4407 PAGE 519 AND AS MODIFIED BY A QUITCLAIM DEED RECORDED OCTOBER 28, 1969 AS INSTRUMENT NO. 3261, IN BOOK D4177 PAGE 521, ALL OF OFFICIAL RECORDS, WHICH RELINQUISHED ALL RIGHTS TO THE USE OF THE SURFACE AND SUBSURFACE TO A DEPTH OF 500 FEET FROM THE SURFACE OF SAID LAND. SAID EXCEPTION WAS ASSIGNED TO TRANSAMERICA MINERALS COMPANY, A CALIFORNIA CORPORATION BY A=LEGAL SHEET INDEX TABLE SHEET NUMBER SHEET TITLE 1 OF 6 GRADING AND DRAINAGE PLAN 2 OF 6 SOIL ENGINEER'S RECOMMENDATIONS 3 OF 6 X—SECTION A —A 4 OF 6 X—SECTION B—B 5 OF 6 X—SECTION C—C 6 OF 6 EROSION CONTROL NOTES Q�pFESS/pN Jp* 1 N l 10 U) w Exp. 12 31 18 /fff sT CIVIL- � \�% / CONSTRUCTION NOTES CITY OF DIAMOND BAR `� O1 CONST. PILE PER SOIL REPORT, BY MTC ENGINEERING, AND FOR DETAIL OF PILE PER STRUCTURAL PLANS. GEOTECHNICAL ENGINEER'S STATEMENT OF COMPLIANCE APPROVED B LEGAL DESCRIPTION O CONST. EARTH BERM, PER DETAIL HEREON. THIS PLAN HAS BEEN REVIEW BY MTC ENGINEERING, INC. CITY OF ON TRACT N0. 30091 LOT 99 AND DEEMED TO BE IN CONFORMANCE WITH THE 0/13/16 RECOMMENDATIONS IN OUR REPORTS DATED INSTALL SANGBAG, SEE DETAIL ON SHEET 6, PROJECT N0._ 1420-1-1SGA4 DAVID G. LIU CITY ENGINEER RCE 44053 DATE / REVIEW WAS LIMITED TO THE GEOTECHINICAL ASPECTS OF THE EROSION CONTROL NOTES. •'• PLAN ONLY. WE MAKE NO REPRESENTATION AS TO THE ACCURACY OF DIMENSIONS, MEASUREMENTS, CALCULATIONS, PLAN REVIEWED FOR THE CITY OF DIAMOND BAR BY: OWNER: BO DU & FENG YONG D OR ANY PORTION OF THE DESIGN. PENCO ENGINEERING P.O. BOX 4521 IRVINE, CA 92612 G�� 4 16842 VON KARMAN AVENUE, SUITE 150 714-686-9297 REVIEWED BY: IRV , CA 92606 t � ,1MG.E FAei11g\ L SITE ADDRESS:1941 FLINT ROCK RD. DIAMOND BAR, CA 91765 NEER: ENGINEERING GEOLOGIST CEATICO 6DIZ IZIZ-311-7TYPE OF PLAN BRENT CHAMBERLAIN RCE 41889 DATE PLAN PREPARED BY: GRADING AND DRAINAGE PLAN APPLE ENGINEERING GROUP 9080 TELSTAR AVENUE, SUITE 309 IN THE CITY OF DIAMOND BAR EL MONTE. CA 91731 �l I �t f ENGINEE GEOL ST CEG 1D E' I _' _ I DRAWN By. Mike CHECK BY: SCALE: DRAWING NUMBER DATE NAME �� / DATE' GUOXIN MIAO RCE 73059 DATE DATE 11 06 2017REVISED: JOB NO: 17098 _1_ OFF_