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HomeMy WebLinkAbout4969-1GENERAL NOTES 1. ALL WORK SHALL BE IN ACCORDANCE WITH THESE PLANS, THE CITY OF FONTANA STANDARD PLANS, THE CONTRACT PROVISIONS AND THE STANDARD SPECIFICATIONS FOR PUBLIC WORKS CONSTRUCTION ("GREEN BOOK"). ALL REFERENCE SPECIFICATIONS AND STANDARDS SHALL BE THE LATEST EDITION UNLESS OTHERWISE NOTED. 2. WHEN A TECHNICAL CONFLICT IS FOUND TO EXIST IN THE CONTRACT DOCUMENTS THAT CAN NOT BE RESOLVED BY REFERENCE TO PRECEDENCE PROVISIONS IN THE "GREEN BOOK", THE CONTRACTOR SHALL IMMEDIATELY REPORT SAID CONFLICT TO THE CITY ENIGNEER FOR RESOLUTION. 3 ALL MATERIALS AND METHODS ARE SUBJECT TO THE APPROVAL OF THE CITY ENGINEER 0 0 N II J Q U V) 1 � � SCALE: 1 " = 200' 15. ADEQUATE CONSTRUCTION CONTROL STAKES SHALL BE SET BY THE ENGINEER TO ENABLE THE CONTRACTOR TO PRIVATE ENGINEER'S NOTICE TO CONTRACTORS 4. CONSTRUCTION PERMITS SHALL BE OBTAINED FROM THE CITY OF FONTANA COMMUNITY DEVELOPMENT THE EXISTENCE AND LOCATION OF ANY UNDERGROUND UTILITIES OR STRUCTURES SHOWN QUANTITIES DEPARTMENT, ENGINEERING DIVISION AND THE CITY OF RIALTO PUBLIC WORKS, ENGINEERING DIVISION ON THESE PLANS ARE OBTAINED BY A SEARCH OF AVAILABLE RECORDS; TO THE BEST 60,341 PRIOR TO THE START OF ANY WORK. INSPECTION COORDINATION SHALL BE REQUESTED AT LEAST TWO OF OUR KNOWLEDGE, THERE ARE NO EXISTING UTILITIES EXCEPT THOSE SHOWN ON COMPACTED TO 95%. (SEE GENERAL NOTES 31 & 32). WORKING DAYS PRIOR TO THE START OF ANY WORK IN PUBLIC RIGHT-OF-WAY WITHIN THE CITY LIMITS. THESE PLANS. THE CONTRACTOR IS REQUIRED TO TAKE DUE PRECAUTIONARY MEASURES O CALL CITY OF FONTANA (909) 350-7610 AND CITY OF RIALTO (909) 421-4999. TO PROTECT THE UTILITY LINES SHOWN ON THESE DRAWINGS. THE CONTRACTOR FURTHER 16. THE CONTRACTOR SHALL NOT DISTURB EXISTING SURVEY MONUMENTS, MONUMENT TIES OR BENCH MARKS ASSUMES ALL LIABILITY AND RESPONSIBILITY FOR THE UTILITY PIPES, CONDUITS OR 5. THE CONTRACTOR SHALL CONFORM TO ALL TRAFFIC CONTROL POLICIES, METHODS AND PROCEDURES DESCRIBED STRUCTURES SHOWN OR NOT SHOWN ON THESE DRAWINGS. CONSTRUCT CURB RETURN ACCESS RAMP PER CITY STD. PLAN NO. 1003. IN THE STATE OF CALIFORNIA MANUAL OF TRAFFIC CONTROLS, LATEST NON -METRIC EDITION UNLESS OTHERWISE EA. O5 DIRECTED BY THE CITY TRAFFIC ENGINEER. THE CONTRACTOR AGREES THAT HE SHALL ASSUME SOLE AND COMPLETE RESPONSIBILITY 6. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO MAINTAIN BARRICADES, DELINEATORS OR OTHER FOR THE JOB SITE CONDITIONS DURING THE COURSE OF CONSTRUCTION OF THIS 2 EA/375 TRAFFIC CONTROL DEVICES AT ALL TIMES. PROJECT; INCLUDING SAFETY OF ALL PERSONS AND PROPERTY; THAT THIS SHALL APPLY 17. REMOVAL AND REPLACEMENT OF EXISTING SURVEY CONTROL, INCLUDING SURVEY MONUMENTS, MONUMENT TIES CONTINUOUSLY AND NOT BE LIMITED TO NORMAL WORKING HOURS; AND THAT THE 7. THE CONTRACTOR SHALL OBTAIN A PERMIT TO PERFORM EXCAVATION OR TRENCH WORK FOR TRENCHES 5 FEET CONTRACTOR SHALL DEFEND, INDEMNIFY, AND HOLD THE OWNER AND THE ENGINEER EA. OR GREATER IN DEPTH FROM THE CALIFORNIA STATE DIVISION OF INDUSTRIAL SAFETY. HARMLESS FROM ANY AND ALL LIABILITY, REAL OR ALLEGED, IN CONNECTION WITH THE TAN. TANGENT PERFORMANCE OF WORK ON THIS PROJECT, EXCEPTING FOR LIABILITY ARISING FROM THE 8• THE WALLS AND FACES OF ALL EXCAVATIONS GREATER THAN FIVE (5) FEET IN DEPTH SHALL BE GUARDED BY SOLE NEGLIGENCE OF THE OWNER OR THE ENGINEER. T.C. SHORING, SLOPING OF THE GROUND OR OTHER APPROVED MEANS PURSUANT TO THE REQUIREMENTS OF THE 5 EA. DIVISION OF INDUSTRIAL SAFETY OF THE STATE OF CALIFORNIA. TRENCHES LESS THAN FIVE (5) FEET SHALL CONTRACTOR SHALL VERIFY ALL CONDITIONS AND DIMENSIONS AND SHALL REPORT ALL TF ALSO BE GUARDED WHEN THE POTENTIAL EXISTS FOR GROUND MOVEMENT. DISCREPANCIES TO THE ENGINEER PRIOR TO THE COMMENCEMENT OF ANY WORK. IT IS 9. NO MATERIAL OR EQUIPMENT SHALL BE STORED IN THE PUBLIC RIGHT-OF-WAY WITHOUT OBTAINING A SEPARATE THE RESPONSIBILITY OF THE CONTRACTOR TO NOTIFY THE ENGINEER OF ANY TW PERMIT FOR THAT PURPOSE. DISCREPANCIES. BEGINNING OF WORK MEANS ACCEPTANCE OF CONDITIONS. 10. THE LOCATIONS OF UTILITIES SHOWN HAVE BEEN DETERMINED FROM AVAILABLE INFORMATION, HOWEVER, IT SHALL CONTRACTOR SHALL COMPLY WITH ALL N.P.D.E.S. REQUIREMENTS. V VERTICAL BE THE RESPONSIBILITY OF THE CONTRACTOR TO DETERMINE, IN THE FIELD, THE TRUE LOCATION AND ELEVATION FOR PUBLIC WORKS CONSTRUCTION. OF ANY EXISTING UTILITIES, AND TO EXERCISE PROPER PRECAUTION TO AVOID DAMAGE THERETO. THE CONTRACTOR SHALL ADJUST TO FINISH GRADE ALL MANHOLE RIMS, WATER VALVE BOXES, (590.69) CONTRACTOR SHALL CONTACT UNDERGROUND SERVICE ALERT AT 1-800-227-2600 TWO WORKING DAYS BEFORE UTILITY BOXES AND LIDS, ETC. EA' EXCAVATION. E.V.C. END VERTICAL CURVE 11. THE CONTRACTOR SHALL COORDINATE CONSTRUCTION WITH ALL UTILITY COMPANIES INCLUDING, BUT NOT LIMITED CONTRACTOR SHALL PROVIDE ALL THE NECESSARY PIPE FITTINGS TO COMPLETE THE 19. TO, GAS, TELEPHONE, ELECTRIC, CABLE TELEVISION, LANDSCAPING, LANDSCAPE IRRIGATION, DOMESTIC WATER, WORK. [590.69] RECLAIMED WATER, SEWER, STORM DRAIN, FLOOD CONTROL AND CALTRANS. ALL T°' C-mJPANIES SHALL BE 0.5'I 5' GIVEN TWO WORKING DAYS NOTICE PRIOR TO WORK AROUND THEIR FACILITIES. THE ENGINEER PREPARING THESE PLANS SHALL NOT BE HELD RESPONSIBLE OR LIABLE Y INDICATES SLOPE 2:1 FOR UNAUTHORIZED CHANGES TO OR USES OF THESE PLANS. ALL CHANGES TO THESE 12. THE CONTRACTOR SHALL NOT OPERATE ANY FIRE HYDRANT OR WATER MAIN V.VES WITHOUT APPROPRIATE PLANS MUST BE REQUESTED IN WRITING AND MUST BE APPROVED BY THE ENGINEER OF ° AGENCY AUTHORIZATION. CONTRACTOR SHALL COORDINATE WITH THE APPROPRkFE WATER COMPANY FOR VALVE RECORD. 20. OPERATION AND WATER REQUIREMENTS. H.P. HIGH POINT QUANTITIES SHOWN HEREON ARE PROVIDED FOR PERMIT AND BONDING PURPOSES ONLY. 13. CURVE DATA REFERS TO THE FACE OF CURB. CONTRACTOR SHALL BE RESPONSIBLE FOR DETERMINING THEIR OWN QUANTITIES PRIOR 14. STATIONING REFERS TO THE CENTERLINE OF STREETS EXCEPT WHERE OTHERWISE NOTED. TO BIDDING AND CONSTRUCTION. THE ENGINEER IS NOT RESPONSIBLE FOR DISCREPANCIES IN FINAL CONSTRUCTION QUANTITIES. 0 0 N II J Q U V) 1 � � SCALE: 1 " = 200' 15. ADEQUATE CONSTRUCTION CONTROL STAKES SHALL BE SET BY THE ENGINEER TO ENABLE THE CONTRACTOR TO CONSTRUCTION DOTES NOT TO SCALE QUANTITIES CONSTRUCT THE WORK TO THE PLAN GRADES. THE CONTRACTOR SHALL BE RESPONSIBLE FOR THE CONSTRUCT 4.5" AC PAVEMENT (MIN.) OVER 12" NATIVE MATERIAL 60,341 S.F. COMPACTED TO 95%. (SEE GENERAL NOTES 31 & 32). PRESERVATION OF BENCHMARKS AND CONSTRUCTION CONTROL STAKING DURING CONSTRUCTION. TONS O CONSTRUCT 8" CF P.C.C. CURB & GUTTER PER CITY STD. PLAN NO. 1000. 2,374 16. THE CONTRACTOR SHALL NOT DISTURB EXISTING SURVEY MONUMENTS, MONUMENT TIES OR BENCH MARKS LEGEND 220 L.F. ® CONSTRUCT CURB RETURN ACCESS RAMP PER CITY STD. PLAN NO. 1003. WITHOUT PRIOR NOTIFICATION TO THE CITY ENGINEER. EA. O5 CONSTRUCT 4" P.C.C. SIDEWALK PER CITY STD PLAN NO. 1006 (WIDTH =5'). PROPOSED S.F. © CONSTRUCT DRIVEWAY APPROACH PER CITY STD. PLAN NO. 1002. (W PER PLAN) 2 EA/375 S.F. , LY 17. REMOVAL AND REPLACEMENT OF EXISTING SURVEY CONTROL, INCLUDING SURVEY MONUMENTS, MONUMENT TIES A.C. ASPHALTIC CONCRETE B.C. BEGIN CURVE (R) R/W RIDGE LINE RIGHT OF WAY EASEMENT OR R/W EA. AND BENCH MARKS, SHALL BE DONE BY A REGISTERED CIVIL ENGINEER OR LICENSED LAND SURVEYOR. SURVEY B.V.C. BEG. VERTICAL CURVE TAN. TANGENT 10 INSTALL 9,500 LUMEN HPSV STREET LIGHT PER CITY STD. PLAN NO. 404. MONUMENTS THAT WILL BE DESTROYED AS A RESULT OF THIS CONSTRUCTION SHALL BE REPLACED. THE B.W. BACK SIDEWALK T.C. TOP OF CURB 5 EA. CONTRACTOR SHALL NOTIFY THE ENGINEER ONE WEEK PRIOR TO CONSTRUCTION SO THAT TIES TO MONUMENTS C.B. CATCH BASIN TF TOP OF FOOTING 13 CONSTRUCT UNDER SIDEWALK DRAIN PER DETAIL ON SHEET 4. CAN BE ESTABLISHED FOR LATER REPLACEMENT OF THE MONUMENT. C.L. CENTERLINE TW TOP OF WALL 210 18. THE CONTRACTOR SHALL MAINTAIN ACCESS FOR LOCAL RESIDENTS AND BUSINESSES AT ALL TIMES. A MINIMUM E.C. END CURVE E.P. EDGE PAVEMENT V VERTICAL DEPTH FOR PUBLIC WORKS CONSTRUCTION. 12 FOOT LANE SHALL BE MAINTAINED AT ALL TIMES IN THE CONSTRUCTION AREA FOR RESIDENTS AND E.G. EDGE GRADE (590.69) INDICATES EXISTING ELEVATION 12' EA' EMERGENCY VEHICLES. E.V.C. END VERTICAL CURVE 590.69 INDICATES PROPOSED ELEVATION 19. THE CONTRACTOR SHALL PROVIDE AND MAINTAIN AN EFFECTIVE MEANS OF DUST CONTROL, INCLUDING ADEQUATE FG FINISHED GRADE F.L. FLOW LINE [590.69] INDICATES FUTURE ELEVATION 0.5'I 5' WATERING, AT ALL TIMES. F.S. FINISH SURFACE Y INDICATES SLOPE 2:1 EASEMENT OR R/W G.B. GRADE BREAK ° AC PAVEMENT ---y 20. ALL GRADING OPERATIONS SHALL BE DISCONTINUED WHEN SUSTAINED WIND VELOCITIES EXCEED 25 MILES PER H.P. HIGH POINT HOUR. INV. INVERT 'r',,'.f'`. REMOVAL O.C. ON CURVE GRIND 21. THE CONTRACTOR SHALL NOT CAUSE ANY EXCAVATED MATERIAL, MUD, SILT OR DEBRIS TO BE DEPOSITED ONTO P.C.C. PORTLAND CEMENT CONCRETE PUBLIC OR PRIVATE PROPERTY ADJACENT TO THE RIGHT OF WAY DURING CONSTRUCTION WITHOUT PRIOR EDGE OF PAVEMENT PROPOSED WRITTEN APPROVAL. --OH-- INDICATES OVERHEAD LINES --�1� - SIDEWALK PROPOSED C & G 22. NO TRENCH BACKFILL SHALL TAKE PLACE WITHOUT PRIOR APPROVAL OF THE CITY INSPECTOR. 23. A GEOTECHNICAL ENGINEER SHALL CERTIFY ALL BACKFILL COMPACTION. FAILURE TO OBTAIN THE REQUIRED DENSITY SHALL REQUIRE RE -WORKING OF THAT PORTION OF THE WORK UNTIL THE SPECIFIED DENSITY IS OBTAINED. ENGINEER: OWNER/DEVELOPER: 24. CARE SHOULD BE TAKEN TO PREVENT GRADES, DITCHES, AND SWALES FROM UNDERMINING STREET IMPROVEMENTS. UPON INSPECTION OF THE SITE, THE CITY ENGINEER MAY REQUIRE TEMPORARY NON-ERODEABLE N' N LY SWALES ENTERING OR LEAVING IMPROVEMENTS. MADOLE AND ASSOCIATES, INC. LCD SIERRA CREST, LLC R/W CONSULTING CIVIL ENGINEERS 1156 N. MOUNTAIN AVE. 10' 25. THE FINAL LOCATION AND WIDTH OF DRIVEWAY APPROACH APRONS SHALL BE APPROVED AT THE TIME OF & LAND PLANNERS UPLAND, CA 91786-0670PROP' LANDSCAPE CONSTRUCTION AND SHALL CONFORM TO THE CITY OF FONTANA STANDARD DETAILS. 9302 PITTSBURGH AVE., SUITE 230 PHONE: 909.985.0971 6' BLOCK LOT WALL 26. ALL EXPOSED CONCRETE SURFACES SHALL CONFORM IN GRADE, COLOR AND FINISH TO MATCH EXISTING RANCHO CUCAMONGA, CA 91730 CONTACT: GARTH CHAMBERS AND CONCRETE. PHONE: 909.481.6322 EXIST. FENCE 12' FAX: 909.481.6320 @ SCHOOL 27. THE SEWER CONTRACTOR SHALL STAMP AN "S" 1N THE FACE OF THE CURB AT THE LOCATION OF THE SEWER CONTACT: MARK BERTONE/TODD MILLER LATERAL PAD 0.5 I 5' 28. NO CONCRETE SHALL BE PLACED UNTIL THE FORMS AND REINFORCING STEEL HAVE BEEN PLACED, INSPECTED AND APPROVED. 29. ALL UNDERGROUND UTILITIES SHALL BE INSTALLED, TESTED AND APPROVED PRIOR TO PAVING OF STREETS. 2A%2:1MAX. 30. APPROVED SOIL STERILANT IS REQUIRED UNDER ALL NEW ASPHALT PAVEMENT PRIOR TO PLACEMENT. PROPOSED 1. PAVEMENT STRUCTURAL SECTIONS SHOWN ARE MINIMUM AND SUBJECT TO REVISION AND APPROVAL OF THE CITY SIDEWALK PROPOSED ENGINEER AS DETERMINED BY SOILS TESTS TAKEN AFTER COMPLETION OF ROUGH GRADING. C & G CITY OF FONTANA UTILITY NOTIFICATION LIST 32. ACTUAL THICKNESS OF A.C. PAVEMENT AND/OR BASE COURSE MATERIAL FOR STRUCTURAL STREET SECTIONS SHALL BE RECOMMENDED BY A GEOTECHNICAL REPORT AND SUBMITTED TO THE CITY OF FONTANA FOR SEWER: CABLE: ELECTRIC: APPROVAL UPON COMPLETION OF ROUGH GRADING. CITY OF FONTANA TIME WARNER CABLE SOUTHERN CALIFORNIA EDISON COMPANY 8353 SIERRA AVENUE 1205 DUPONT AVENUE 7951 REDWOOD AVE. 33. ALL MANHOLES, CLEANOUT FRAMES, COVERS AND VALVE BOXES SHALL BE RAISED TO FINISHED GRADE BY THE FONTANA, CA 92335 ONTARIO, CA, 91761 FONTANA, CA. 92336 PAVING CONTRACTOR UPON COMPLETION OF PAVING. PHONE: 909.350.6632 PHONE: 909.390.4738 PHONE: 909.357.6221 34. UPON COMPLETION OF CONSTRUCTION, CONTRACTOR SHALL RESTORE ALL SIGNING, STRIPING, BARRICADES, AND GAS: TELEPHONE: WATER: OTHER TRAFFIC CONTROL DEVICES TO THE SATISFACTION OF THE CITY TRAFFIC ENGINEER. SOUTHERN CALIFORNIA GAS COMPANY AT&T WEST VALLEY WATER DISTRICT 35. CONTRACTOR SHALL RELOCATE AND/OR REPLACE LANDSCAPING, SPRINKLERS AND SIDEWALKS AFFECTED BY THE 16231 VALLEY BLVD. 11464 TELEGRAPH ROAD 855 W. BASELINE ROAD CONSTRUCTION TO THE SATISFACTION OF THE CITY ENGINEER. FONTANA, CA 92335 SANTA FE SPRINGS, CA 90670 RIALTO, CA 92377 PHONE: 909.428.8411 PHONE: 714.666.5415 PHONE: 909.875.1361 36. AS -BUILT DRAWINGS SHALL BE PROVIDED BY THE CONTRACTOR TO THE ENGINEER OF RECORD, WHO SHALL PROVIDE RECORD DRAWINGS TO THE CITY ENGINEER. IL 68' VARIES 64'-68' 34' VARIES 32'-34' 22' r'r7 34' -9-VARIES 32'-34' 22' 12' B VARIES 20'-22' B VARIES 20'-22' tK PROPOSED RX, 5' 0.5' AC PAVEMENT 2.0% 2.0% 2.0% PROPOSED PROPOSED TERRA VISTA DRIVE C & G SIDEWALK ©STA. 19+35.40 TO TRACT BOUNDARY TYPICAL SECTION (NTS) T. 1. = 6.5 IL S'LY R/W 80' OR 68' 10' A VARIES LANDSCAPE 34'-39' I 34'-41' LOT VARIES VARIES PROP. 27' OR 22' I 29' OR 22' 12' 6' BLOCK - OVARIES 27'-22' OVARIES 29'-22' WALL 5' 0.5' PROPOSED AC �p "V�A AC PAVEMENTR. 1% TO2% 2.0%OR VARIES 2.0% 2.0%R. . .., PROPOSED PROPOSED C & G SIDEWALK DA VARIES STA. 12+29.50 TO STA. 13+19.55 TERRA VISTA DRIVE STA. 10+98.15 TO STA. 19+35.40 TYPICAL SECTION (NTS) T. 1. = 6.5 2:1 MAX. 0 N co 00 En X J CL H W W N d O `t N co 04 VICINITY MAP CONSTRUCTION DOTES NOT TO SCALE QUANTITIES 1D CONSTRUCT 4.5" AC PAVEMENT (MIN.) OVER 12" NATIVE MATERIAL 60,341 S.F. COMPACTED TO 95%. (SEE GENERAL NOTES 31 & 32). 1675 TONS O CONSTRUCT 8" CF P.C.C. CURB & GUTTER PER CITY STD. PLAN NO. 1000. 2,374 L.F. O3 CONSTRUCT 8" TO 6" CF P.C.C. CURB TRANSITION 220 L.F. ® CONSTRUCT CURB RETURN ACCESS RAMP PER CITY STD. PLAN NO. 1003. 8 EA. O5 CONSTRUCT 4" P.C.C. SIDEWALK PER CITY STD PLAN NO. 1006 (WIDTH =5'). 15,125 S.F. © CONSTRUCT DRIVEWAY APPROACH PER CITY STD. PLAN NO. 1002. (W PER PLAN) 2 EA/375 S.F. CONSTRUCT CROSS GUTTER PER CITY ST. PLAN NO. 403. 1,129 S.F. �8 CONSTRUCT LOCAL DEPRESSION PER CITY OF FONTANA STD. PLAN 3003. 3 EA. ® INSTALL STREET NAME SIGN PER CITY STD. NO. 4003. 5 EA. 10 INSTALL 9,500 LUMEN HPSV STREET LIGHT PER CITY STD. PLAN NO. 404. 4 EA. 11 ADJUST MANHOLE TO GRADE PER STD. PLAN NO. 2000. 5 EA. 12 ADJUST WATER VALVE TO GRADE. 13 EA. 13 CONSTRUCT UNDER SIDEWALK DRAIN PER DETAIL ON SHEET 4. 2 EA. 14 PLACE NO. 2 BACKING ROCK RIP RAP PER CAL -TRANS STD. SPEC. 72. 210 S.F. 15 CONSTRUCT MASONRY RETAINING WALL TYPE A PER STANDARD PLAN NO. 618-3 137 S.F. FOR PUBLIC WORKS CONSTRUCTION. 16 INSTALL FIRE HYDRANT MARKER PER CITY STD. PLAN NO. 6001. 3 EA' 17 INSTALL KING K199E CALIFORNIA LUMINAIRE TYPE K199-EAR-11-150-HPS-120-K16-PBC 1 EA. 0 SCE R/W. (H=14.5') PROPOSED S'LY EASEMENT OR R/W 34' -9-VARIES 32'-34' 22' 12' B VARIES 20'-22' B VARIES 20'-22' tK PROPOSED RX, 5' 0.5' AC PAVEMENT 2.0% 2.0% 2.0% PROPOSED PROPOSED TERRA VISTA DRIVE C & G SIDEWALK ©STA. 19+35.40 TO TRACT BOUNDARY TYPICAL SECTION (NTS) T. 1. = 6.5 IL S'LY R/W 80' OR 68' 10' A VARIES LANDSCAPE 34'-39' I 34'-41' LOT VARIES VARIES PROP. 27' OR 22' I 29' OR 22' 12' 6' BLOCK - OVARIES 27'-22' OVARIES 29'-22' WALL 5' 0.5' PROPOSED AC �p "V�A AC PAVEMENTR. 1% TO2% 2.0%OR VARIES 2.0% 2.0%R. . .., PROPOSED PROPOSED C & G SIDEWALK DA VARIES STA. 12+29.50 TO STA. 13+19.55 TERRA VISTA DRIVE STA. 10+98.15 TO STA. 19+35.40 TYPICAL SECTION (NTS) T. 1. = 6.5 2:1 MAX. 0 N co 00 En X J CL H W W N d O `t N co 04