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HomeMy WebLinkAboutR-386302TEMPORARY EROSION AND SEDIMENTATION CONTROL NOTES 1. REFER TO SHEET C1.03 FOR ADDITIONAL CITY OF RENTON EROSION AND SEDIMENTATION CONTROL NOTES AND REQUIREMENTS. 2. TEMPORARY EROSION CONTROL MEASURES SHALL BE IN PLACE AND APPROVED BY THE CITY OF RENTON PRIOR TO LAND CLEARING AND ALL OTHER CONSTRUCTION TO ENSURE THAT SILT -LADEN WATER DOES NOT ENTER THE DRAINAGE SYSTEM. D 3. AS CONSTRUCTION PROGRESSES AND SEASONAL CONDITIONS DICTATE, THE TEMPORARY EROSION AND SEDIMENTATION CONTROL FACILITIES SHALL BE MAINTAINED AND/OR ALTERED AS REQUIRED TO ENSURE CONTINUING EROSION AND SEDIIrIENTAT10tJ CONTROL. 4. THE TEMPORARY EROSION SEDIMENTATION CONTROL FACILITIES SHOWN ARE INTENDED TO BE MINI11Uwl REQUIREMENTS. ADDITIONAL FACILITIES SHALL BE INSTALLED AS NECESSARY AND MAINTAINED BY THE CONTRACTOR FOR THE DURATION OF THE CONTRACT TO PREVENT DOWNSTREAM EROSION AND SEDIMENTATION. 5. THE IMPLEMENTATION, MAINTENANCE, REPLACEMENT AND ADDITIONS TO THE TEMPORARY EROSION SEDIMENTATION CONTROL FACILITIES SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR. ANY DOWNSTREAM DAMAGE DUE TO THE FAILURE BY THE CONTRACTOR TO FULFILL THESE REQUIREMENTS WILL BE THE CONTRACTORS LIABILITY. 6. THE CONTRACTOR'S CONSTRUCTION AND EXCAVATION SHALL CONFORM TO THE APPLICABLE REQUIREMENTS OF THE CITY OF RENTON FOR SEDIMENT CONTROL. THE CONTRACTOR SHALL CONFORM TO ALL CITY, COUNTY, STATE, AND FEDERAL ORDINANCES GOVERNING AIR POLLUTION CONTROL. 7. THE TEMPORARY EROSION CONTROL MEASURES SHALL BE MAINTAINED IN A SATISFACTORY CONDITION UNTIL SUCH TIME THAT CONSTRUCTION IS COMPLETE AND THE OWNERS REPRESENTATIVE HAS GIVEN INSTRUCTIONS TO REMOVE THE EROSION CONTROL MEASURES. '~ 16. INSTALL SITE LANDSCAPING TO STABILIZE THE SITE. w 17. CLEAN STORM DRAINAGE SYSTEMS (CATCH BASINS, MANHOLES AND PIPES) AN REMOVE � TEMPORARY EROSION CONTROL FACILITIES AFTER THE CITY HAS APPROVED THE PERMANENT STABILIZATION AND IS SATISFIED THAT THERE IS NO LONGER A RISK OF EROSION. 0 N cz� 0 18. WHEN GRADING OPERATIONS ARE COMPLETE OR DIRECTED BY THE OWNER'S REPRESENTATIVE, REMOVE CONSTRUCTION ACCESS AND INSTALL APPROVED PERMANENT LANDSCAPING TO ALL EXPOSED SOILS. 19. REPLACE AND/OR REPAIR ALL SURFACES OR FEATURES TO REMAIN THAT WERE DAMAGED DURING CONSTRUCTION. NOTE: NOTES ON SHEET C1.02 APPLY IN ADDITION TO THE CITY OF RENTON STANDARD NOTES ON SHEET C1.03. WHERE CONFLICTS OCCUR BETWEEN NOTES ON SHEETS C1.02 AND C1.03, THE CITY OF RENTON NOTES ON SHEET C1.03 SHALL GOVERN. 20. SUGGESTED CONSTRUCTION SEQUENCE: A. FOLLOW CITY OF RENTON CONSTRUCTION SEQUENCE PER SHEET C1.03 AND INCORPORATE ADDITIONAL ITEMS BELOW WITHIN THE SEQUENCE AS SHOWN. B. STOCKPILE TEMPORARY EROSION AND SEDIMENTATION CONTROL MATERIALS ON SITE. C. INSTALL CATCH BASIN INSERTS. D. INSTALL SEDIMENT BARRIER AND SEDIMENT CATCHMENT AREAS. E. INSTALL A BAKER TALC SYSTEM. F. REMOVE SITE PAVING AN CURBS, STRUCTURES AS INDICATED. G. ROUGH GRADE SITE AND AMEN EROSION CONTROL FACILITIES AS REQUIRED. H. CONSTRUCT SITE IMPROVEMENTS. I. MAINTAIN TEMPORARY EROSION AN SEDIMENTATION FACILITIES DURING CONSTRUCTION AND AMEND AS NECESSARY TO PREVENT EROSION AN SILT -LADEN STORM WATER FROM DISCHARGING OFF THE SITE. J. INSTALL SITE LANDSCAPING TO STABILIZE THE SITE. K. CLEAN STORM DRAINAGE SYSTEMS (CATCH BASINS, MANHOLES AND PIPES) AN REMOVE TEMPORARY EROSION CONTROL FACILITIES AFTER THE CITY HAS APPROVED THE PERMANENT STABILIZATION AND IS SATISFIED THAT THERE IS NO LONGER A RISK OF EROSION. L. WHEN GRADIN OPERATIONS ARE COMPLETE OR DIRECTED BY THE OWNER'S REPRESENTATIVE, REMOVE CONSTRUCTION ACCESS AN INSTALL APPROVED PERMANENT LANDSCAPING TO ALL EXPOSED SOILS. M. REPLACE AND/OR REPAIR ALL SURFACES OR FEATURES TO REMAIN THAT WERE DAMAGED DURING CONSTRUCTION. SITE DEMOLITION NOTES 1. THE CONTRACTOR SHALL PROVIDE, ERECT AND MAINTAIN ALL TEMPORARY BARRIERS AND SECURITY DEVICES AS NECESSARY FOR THE PROTECTION OF THE ADJACENT PUBLIC IMPROVEMENTS WITHIN THE STREET RIGHT-OF-WAYS. 2. THE CONTRACTOR SHALL OBTAIN ALL REQUIRED CITY OF RENTON DEMOLITION PERMITS BEFORE COMMENCING DEMOLITION. 3. SITE DEMOLITION SHALL BE IN ACCORDANCE WITH THE APPLICABLE CONDITIONS OF THE PROJECTS DEMOLITION PERMIT. 4. THE CONTRACTOR SHALL COORDINATE THE REMOVAL, ABANDONMENT AN/OR CAPPING OF EXISTING UTILITIES WITH THE APPLICABLE UTILITY AGENCY, INCLUDING BUT NOT LIMITED TO: A. EXISTING WATER CONNECTIONS (CITY OF RENTON). B. EXISTING NATURAL GAS CONNECTIONS (PUGET SOLID ENERGY). C. EXISTING TELEPHONE CONNECTIONS (QWEST AND/OR AT&T). D. EXISTING STORM DRAINAGE AND SANITARY SIDE SEWERS (CITY OF RENTON). E. EXISTING POWER CONNECTIONS (PUGET SOUND ENERGY). 5. EXCAVATION FOR REMOVAL OF FOUNDATIONS, SLABS ON GRADE AND UTILITIES SHALL BE IN ACCORDANCE WITH THE PROJECTS GEOTIECHNICAL ENIGINEERING REPORT BY SOIL AND ENVIRONMENTAL ENTAL EMGI KERS INC. DATED 04/20/15. THE CONTRACTOR SHALL COMPLY WITH THE REPORT RECOMMIERUTi ONS FOR TEMPORARY CONSTRUCTION SLOPES AND SHALL NOT EXCEED THOSE SLOPES WITHOUT PRIOR APPROVAL OF THE GEOTECHNICAL ENGINEER. 6. CAP OR PLUG UTILITY SERVICES AT THE LIMITS OF EXCAVATION OR AT THE LIMITS OF DEMOLITION, UNLESS NOTED OTHERWISE. 7. CONTRACTOR SHALL VERIFY THAT ALL TELEPHONE AND COMMUNICATIONS WIRES AND CONDUCTORS HAVE BE DECOMMISSIONED PRIOR TO REMOVAL OF COMMUNICATIONS AND TELEPHONE DUCTBANK CONDUITS AND VAULTS. 8. CLEAR AND GRUB ALL LANDSCAPED AND NON -PAVED AREAS WITHIN THE LIMITS OF WORK. 9. DEMOLITION ASSOCIATED WITH ELECTRICAL LINES AND APPURTENANCES SHALL BE COORDINATED WITH THE ELECTRICAL DRAWINGS. DEMOLITION FOR SPECIFIC ELECTRICAL ITEM INDICATED ON THE DEMOLITION PLANS SHALL NOT BE CARRIED OUT UNTIL POWER SOURCES TO THE ITEMS INDICATED FOR REMOVAL HAVE BEEN MADE SAFE. 10. REMOVE EXISTING CONCRETE WALK TO FULL DEPTH. 11. REMOVE EXISTING ASPHALT CONCRETE PAVEMENT TO FULL DEPTH. 12. PROTECT ALL EXISTING STRUCTURES AND FOUNDATIONS TO REMAIN WITHIN THE LIMITS OF WORK DING CONSTRUCTION. CONTRACTOR SHALL PROVIDE SHORING AS REQUIRED IN ORDER TO NOT IMPACT EXISTING STRUCTURES, LANDSCAPING AND FOUNDATIONS. 13. PROTECT ALL EXISTING UTILITIES INDICATED TO REMAIN FROM DAMAGE AT ALL TIMES DURING CONSTRUCTION. CONTRACTOR SHALL PROVIDE TEMPORARY SHORING AS REQUIRED TO ENSURE ADEQUATE PROTECTION OF UTILITIES TO REMAIN AND THEIR APPURTENANCES. CONTRACTOR SHALL FIELD VERIFY EXISTING CONDITIONS PRIOR TO COMMENCEMENT OF DEMOLITION OPERATIONS AN NOTIFY THE ENGINEER OF ANY DISCREPANCIES. 14. SEE LANDSCAPE DRAWINGS FOR TREE PROTECTION. INSTALL ALL TREE PROTECTION PRIOR TO STARTING ANY OTHER WORK. STORM DRAIN NOTES 1. REFER TO SHEET C1.03 FOR ADDITIONAL CITY OF RENTON SURFACE WATER NOTES AN REQUIREMENTS. 2. INSTALL CATCH BASIN INSERTS UNDER ALL CATCH BASIN AN AREA DRAIN GRATES IMMEDIATELY AFTER INSTALLATION. SEE TEMPORARY EROSION AND SEDIMENTATION CONTROL NOTES. 3. TOP ELEVATION FOR ALL CATCH BASINS WITH SOLID COVER SHALL MATCH FINISH GRADE. 4. UNLESS NOTED OTHERWISE, THE CONTRACTOR MAY USE ANY COMBINATION OF PREFABRICATED FITTINGS (TEES, BENDS AND WYES) AT LOCATIONS WHERE STORM CONNECTION POINTS OF INTERSECTION (PI) ARE INDICATED. PREFABRICATED FITTINGS MAY BE ADXSTED AS REQUIRED TO MAINTAIN POSITIVE SLOPE AND DRAINAGE. DERE SPECIFICALLY INDICATED, THE CONTRACTOR SHALL PROVIDE THE FITTINGS AS SHOWN. 5. COORDINATE POINTS SHOWN FOR ALL CATCH BASINS ARE TO THE CENTER OF THE FRAME AND GRATE, UNLESS NOTED OTHERWISE. 6. CATCH BASINS ARE TYPE 1, UNLESS NOTED OTHERWISE. 7. BACKFILLING SHALL BE IN ACCORDANCE WITH CITY OF RENTON STANDARD 220.00 AS APPLICABLE, FOR STORM DRAIN. 8. LENGTHS OF PIPING SHOWN ARE FROM CENTER OF STRUCTURE OR CENTER OF FITTING AND ARE SHOWN FOR INFO►TION ONLY. ALL PIPING SHALL BE INSTALLED AT THE LOCATION SHOWN ON THE PLANS AND LOCATED BY COORDINATES OR DIMENSIONS. FOUNDATION DRAINAGE NOTES 1. REFER TO SHEET 01.03 FOR ADDITIONAL CITY OF NENTON Sl�2FACE WATER NOTES AND REQUIREMENTS. 2. FOUNDATION MAINS SHALL BE SLOPED AT A UNIFORM GRADE BETWEEN INVERT ELEVATIONS SHOWN. MINIMUM SLOPE OF FtATION DRAINS IS 0.20 PERCENT UNLESS NOTED OTHERWISE. 3. UNLESS NOTED OTHERWISE, THE CONTRACTOR MAY USE ANY COMBINATION OF PREFABRICATED FITTINGS (TEES, BENDS AND WYES) FOR INSTALLATION OF THE FOIATION AND UNDERSLAB DRAINS. PREFABRICATED FITTINGS MAY BE ADJUSTED AS REQUIRED TO MAINTAIN POSITIVE SLOPE AND DRAINAGE. WHERE SPECIFICALLY INDICATED THE CONTRACTOR SHALL PROVIDE THE FITTINGS AS SHOWN. WATER AND SEWER NOTES 1. REFER TO SHEET C1.03 FOR ADDITIONAL CITY OF RENTON SURFACE WATER RTES AND REQUIREMENTS. 2. WATER LINES 3" ANBD LARGER SHALL BE RESTRAINED JOINT. 3. WATER LIDS 10" AN LARGER SHALL HAVE A MINIMI COVER OF 4 FEET. WATER LINES SMALLER THAN 10" SHALL HAVE A MINIMI COVER OF 3 FEET. 4. BACKFILLING SHALL BE IN ACCORDANCE WITH CITY OF RENTON STANDARD 220.00 AS APPLICABLE, FOR SEWER AND WATER. 5. LENGTHS OF PIPING SHOWN ARE FROM EDGE OF STRUCTURE OR CENTER OF FITTING AND ARE SHOWN FOR INFORMATION ONLY. ALL PIPING SHALL BE INSTALLED AT THE LOCATION SHOWN ON THE PLANS AND LOCATED BY COORDINATES OR DIMENSIONS. 6. MAINTAIN A MINIMUM OF 12 INCHES CLEAR AT CROSSINGS WITH UTILITIES OTHER THAN SANITARY SEWER LINES. WATER LINE SHALL PASS ICER THE OTHER UTILITY IF THE MINIMI SPECIFIED COVER CANNOT BE OBTAINED. TOP ELEVATION FOR ALL UTILITY VAULTS SHALL MATCH FINISH GRADE. SLOPE VAULT LIDS AS REQUIRED. SITE AND PAVING NOTES 1. DIMENSIONS ARE TO FACE OF CURB UNLESS NOTED OTHERWISE. 2. EXTERIOR CONCRETE PAVEMENT JOINTS SHALL BE CONTROL JOINTS WITH A MAXIMI SPACING OF 15 FEET ON CENTER. PAVEMENT PANEL LENGTH TO WIDTH RATIO SHALL NOT EXCEED 1.25. AT THE CONTRACTOR'S OPTION, THE CONTRACTOR MAY SUBSTITUTE CONSTRUCTION JOINTS FOR CONTROL JOINTS. ALL JOINTS SHALL BE COORDINATED WITH THE LANDSCAPE PLANS. 3. APPLY A BITUMINOUS TACK COAT AT ALL LOCATIONS WHERE ASPHALT PAVEMENT ABUTS ANY BUILDING STRUCTURE, UTILITY APPURTENANCE OR OTHER PAVEMENT TYPE. 4. CONCRETE FOR EXTERIOR SITE FACILITIES, INCLUDING CURBS, SIDEWALKS, PADS, THRUST BLOCKING, FENCE POST AND BOLLARD FOUNDATIONS RAMPS, AND UTILITY STRUCTURES SHALL BE IN ACCORDANCE WITH SPECIFICATION SECTION 033000, "CAST -IN-PLACE CONCRETE AND SHALL HAVE A MI NI MIiUM COMPRESSIVE STRENGTH OF 3000 PSI AT 28 DAYS. MAXIMUM WATER/CEMENT RATIO SHALL BE 0.45 AND CONCRETE SHALL HAVE 5 PLUS OR MINUS 0.5 PERCENT AIR ENTRAINMENT. CONCRETE FOR SITE. RETAINING WALLS SHALL BE IN ACCORDANCE WITH SPECIFICATION SECTION 033000, "CAST -IN-PLACE CONCRETE" -AND SHALL HAVE A MINIMA COMPRESSIVE STRENGTH OF 4000 PSI AT 28 DAYS, MAXIMUM WATER/CEMENT RATIO SHALL BE 0.45 AND CONCRETE SHALL HAVE 5 PLUS OR MINAS 0.5 PERCENT AIR ENTRAINMENT. 5. PROVIDE AN EXPANSION JOINT AT ALL LOCATIONS WHERE CONCRETE WALK 'AN O CONCRETE PAVEMENT ABUTS STRUCTURAL FOUNDATION, COLUMN OR WALL AN FIXED OBJECTS. GRADING NOTES 1. SPOT ELEVATIONS ARE TO TOP OF PAVEMENT, GUTTER ELEVATION OR FINISHED GRADE UNLESS NOTED OTHERWISE. R = 386302 3 I 4 IN C0MPLZANICE WITH QTY OF RENTON STANDARDS BY. N BY DATE: BY: QAl'E:__ BY: DATE: C 7�> .' fZ- D7. - 8. THE CONTRACTOR SHALL PLACE CATCH BASIN FILTERS AT ALL CATCH BASINS WITHIN G) THE LIMITS OF WORK, INCLUDING THOSE SCHEDULED FOR DEMOLITION PRIOR TO THEIR z° REMOVAL. THERE MAY BE CATCH BASIN INSERTS REQUIRED OUTSIDE OF LIMITS OF WORK INDICATED. CATCH BASIN FILTERS SHALL BE INSTALLED IN ACCORDANCE WITH COR Z 216.30. s = CD 9. NO SEDIMENT SHALL BE TRACKED INTO THE STREET OR ONTO PAVED SURFACES. SEDIMENT SHALL BE REMOVED FROM TRUCKS AND EQUIPMENT PRIOR TO LEAVING THE Z SITE. IF THE ACTIN OF THE VEHICLE TRAVELING OVER THE ROCK CONSTRUCTION EXIT n N IS NOT SUFFICIENT TO REMOVE THE MAJORITY OF THE SEDIMENT, THEN THE CONTRACTOR SHALL INSTALL A TIRE WASH FACILITY TO WASH THE TIRES PRIOR TO MOVING DIRECTLY m ONTO A PUBLIC ROAD OR OTHER PAVED AREA. IN THE EVENT OF FAILURE OF THE M EROSION CONTROL SYSTEM, RESULTING IN SEDIMENT BEING TRACKED ONTO PAVED SURFACES, STREET SWEEPING SHALL BE EMPLOYED. IF STREET SWEEPING VEHICLES ARE W UTILIZED, THEY SHALL BE OF THE TYPE THAT ACTUALLY REMOVES THE SEDIMENT FROM ' D THE PAVEMENT. KLEMENCIC 10. STABILIZE ALL SOILS, INCLUDING STOCKPILES THAT ARE TEMPORARILY EXPOSED. FROM OCTOBER 1 TO MARCH 30 NO SOILS SHALL REMAIN UNSTABILIZED FOR MORE THAN TWO (2) DAYS. FROM APRIL 1 TO SEPTEMBER 30 NO SOILS SHALL REMAIN UNSTABILIZED FOR MORE THAN SEVEN (7) DAYS. SEE EROSION CONTROL NOTE 8 ON SHEET C1.03 FOR ADDITIONAL REQUIREMENTS. 11. TEMPORARY CONSTRUCTION SLOPES GREATER THAN 2 HORIZONTAL TO 1 VERTICAL AND GREATER THAN 4 FEET IN HEIGHT SHALL BE COVERED WITH POLYETHYLENE SHEETING IN ACCORDANCE WITH COR STD PLANS 213.20 AND 213.30. 12. SEDIMENT CATCHMENT AREAS SHALL BE LOCATED AT LOW POINTS IN THE EXCAVATION. CONTRACTOR SHALL LOCATE SEDIMENT CATCHMENT AREAS AS REQUIRED TO MAINTAIN A SATISFACTORY WORK AREA. DISCHARGE FROM SEDIMENT CATCHMENT AREAS SHALL BE CONVEYED TO A SEDIMENT TRAP, BAKER TANK, OR APPROVED EQUAL. N 13. IF CONSTRUCTION STORMWATER IS DISCHARGED TO STORM DRAINS AND OR LAKE C> jc\" WASHINGTON, THE CONSTRUCTION STORMWATER DISCHARGED FROM THE SITE SHALL MEET THE REQUIREMENTS OF THE STATE OF WASHINGTON WATER QUALITY STANDARDS FOR `n SURFACE WATERS (CHAPTER 173-201A WASHINGTON ADMINISTRATIVE CODE) FOR TURBIDITY, pH AN PETROLEUM PRODUCTS. CONSTRUCTION STORMWATER DISCHARGE �- TURBIDITY FROM THE SITE SHALL NOT EXCEED 5 NEPHLOMETRI C TURBIDITY UNITS (NTU) OVER BACKGROUND TURBIDITY WHEN THE BACKGROUND TURBIDITY IS 50 NTU OR LESS, OR "' HAVE MORE THAN A 10 PERCENT INCREASE IN TURBIDITY WHEN THE BACKGROUND TURBIDITY IS MORE THAN 50 NTU. THE pH OF THE CONSTRUCTION STORMWATER °' DISCHARGE SHALL BE WITHIN THE RANGE OF 6.5 TO 8.5 WITH A HUMAN -CAUSED = VARIATION WITHIN A RANGE OF LESS THAN 0.2 UNITS. CONSTRUCTION STORMWATER UJ DISCHARGES SHALL BE PROHIBITED IF THERE IS A VISIBLE SHEEN FROM PETROLEUM -� PRODUCTS. A CONSTRUCTION DEWATERING PERMIT IS REQUIRED FROM KING COUNTY INDUSTRIAL WASTE (IF DISCHARGE IS TO BE MADE TO AN EXISTING SEWER. 14. AT THE CONTRACTOR'S OPTION, ALTERNATE METHODS OF TREATMENT OF CONSTRUCTION = STORMWATER RUNOFF MAY BE PROPOSED FOR USE FOR TEMPORARY SEDIMENTATION. THE V 0 PROPOSED ALTERNATE METHODS MUST MEET THE EFFLUENT QUALITY OUTLINED ABOVE IN Q NOTE 12. ANY ALTERNATE PROPOSED METHOD OF TREATMENT SHALL MEET THE REQUIREMENTS OF THE LATEST STORMWATER POLLUTION PREVENTION PLAN PREPARED BY = RETECH. THE CONTRACTOR SHALL SUBMIT THE ALTERNATE METHODS FOR REVIEW AND °C APPROVAL PRIOR TO BEGINNING WORK. 15. INTERCEPTOR SWALES SHALL BE LOCATED ABOVE THE TOP OF THE SLOPES AND FILTER FENCES SHALL BE LOCATED AT OR BELOW THE TOE OF SLOPE, EXCEPT AT OUTFALLS WHERE FILTER FABRIC FENCE SHALL ALSO BE LOCATED ABOVE THE OUTFALL SLOPES. '~ 16. INSTALL SITE LANDSCAPING TO STABILIZE THE SITE. w 17. CLEAN STORM DRAINAGE SYSTEMS (CATCH BASINS, MANHOLES AND PIPES) AN REMOVE � TEMPORARY EROSION CONTROL FACILITIES AFTER THE CITY HAS APPROVED THE PERMANENT STABILIZATION AND IS SATISFIED THAT THERE IS NO LONGER A RISK OF EROSION. 0 N cz� 0 18. WHEN GRADING OPERATIONS ARE COMPLETE OR DIRECTED BY THE OWNER'S REPRESENTATIVE, REMOVE CONSTRUCTION ACCESS AND INSTALL APPROVED PERMANENT LANDSCAPING TO ALL EXPOSED SOILS. 19. REPLACE AND/OR REPAIR ALL SURFACES OR FEATURES TO REMAIN THAT WERE DAMAGED DURING CONSTRUCTION. NOTE: NOTES ON SHEET C1.02 APPLY IN ADDITION TO THE CITY OF RENTON STANDARD NOTES ON SHEET C1.03. WHERE CONFLICTS OCCUR BETWEEN NOTES ON SHEETS C1.02 AND C1.03, THE CITY OF RENTON NOTES ON SHEET C1.03 SHALL GOVERN. 20. SUGGESTED CONSTRUCTION SEQUENCE: A. FOLLOW CITY OF RENTON CONSTRUCTION SEQUENCE PER SHEET C1.03 AND INCORPORATE ADDITIONAL ITEMS BELOW WITHIN THE SEQUENCE AS SHOWN. B. STOCKPILE TEMPORARY EROSION AND SEDIMENTATION CONTROL MATERIALS ON SITE. C. INSTALL CATCH BASIN INSERTS. D. INSTALL SEDIMENT BARRIER AND SEDIMENT CATCHMENT AREAS. E. INSTALL A BAKER TALC SYSTEM. F. REMOVE SITE PAVING AN CURBS, STRUCTURES AS INDICATED. G. ROUGH GRADE SITE AND AMEN EROSION CONTROL FACILITIES AS REQUIRED. H. CONSTRUCT SITE IMPROVEMENTS. I. MAINTAIN TEMPORARY EROSION AN SEDIMENTATION FACILITIES DURING CONSTRUCTION AND AMEND AS NECESSARY TO PREVENT EROSION AN SILT -LADEN STORM WATER FROM DISCHARGING OFF THE SITE. J. INSTALL SITE LANDSCAPING TO STABILIZE THE SITE. K. CLEAN STORM DRAINAGE SYSTEMS (CATCH BASINS, MANHOLES AND PIPES) AN REMOVE TEMPORARY EROSION CONTROL FACILITIES AFTER THE CITY HAS APPROVED THE PERMANENT STABILIZATION AND IS SATISFIED THAT THERE IS NO LONGER A RISK OF EROSION. L. WHEN GRADIN OPERATIONS ARE COMPLETE OR DIRECTED BY THE OWNER'S REPRESENTATIVE, REMOVE CONSTRUCTION ACCESS AN INSTALL APPROVED PERMANENT LANDSCAPING TO ALL EXPOSED SOILS. M. REPLACE AND/OR REPAIR ALL SURFACES OR FEATURES TO REMAIN THAT WERE DAMAGED DURING CONSTRUCTION. SITE DEMOLITION NOTES 1. THE CONTRACTOR SHALL PROVIDE, ERECT AND MAINTAIN ALL TEMPORARY BARRIERS AND SECURITY DEVICES AS NECESSARY FOR THE PROTECTION OF THE ADJACENT PUBLIC IMPROVEMENTS WITHIN THE STREET RIGHT-OF-WAYS. 2. THE CONTRACTOR SHALL OBTAIN ALL REQUIRED CITY OF RENTON DEMOLITION PERMITS BEFORE COMMENCING DEMOLITION. 3. SITE DEMOLITION SHALL BE IN ACCORDANCE WITH THE APPLICABLE CONDITIONS OF THE PROJECTS DEMOLITION PERMIT. 4. THE CONTRACTOR SHALL COORDINATE THE REMOVAL, ABANDONMENT AN/OR CAPPING OF EXISTING UTILITIES WITH THE APPLICABLE UTILITY AGENCY, INCLUDING BUT NOT LIMITED TO: A. EXISTING WATER CONNECTIONS (CITY OF RENTON). B. EXISTING NATURAL GAS CONNECTIONS (PUGET SOLID ENERGY). C. EXISTING TELEPHONE CONNECTIONS (QWEST AND/OR AT&T). D. EXISTING STORM DRAINAGE AND SANITARY SIDE SEWERS (CITY OF RENTON). E. EXISTING POWER CONNECTIONS (PUGET SOUND ENERGY). 5. EXCAVATION FOR REMOVAL OF FOUNDATIONS, SLABS ON GRADE AND UTILITIES SHALL BE IN ACCORDANCE WITH THE PROJECTS GEOTIECHNICAL ENIGINEERING REPORT BY SOIL AND ENVIRONMENTAL ENTAL EMGI KERS INC. DATED 04/20/15. THE CONTRACTOR SHALL COMPLY WITH THE REPORT RECOMMIERUTi ONS FOR TEMPORARY CONSTRUCTION SLOPES AND SHALL NOT EXCEED THOSE SLOPES WITHOUT PRIOR APPROVAL OF THE GEOTECHNICAL ENGINEER. 6. CAP OR PLUG UTILITY SERVICES AT THE LIMITS OF EXCAVATION OR AT THE LIMITS OF DEMOLITION, UNLESS NOTED OTHERWISE. 7. CONTRACTOR SHALL VERIFY THAT ALL TELEPHONE AND COMMUNICATIONS WIRES AND CONDUCTORS HAVE BE DECOMMISSIONED PRIOR TO REMOVAL OF COMMUNICATIONS AND TELEPHONE DUCTBANK CONDUITS AND VAULTS. 8. CLEAR AND GRUB ALL LANDSCAPED AND NON -PAVED AREAS WITHIN THE LIMITS OF WORK. 9. DEMOLITION ASSOCIATED WITH ELECTRICAL LINES AND APPURTENANCES SHALL BE COORDINATED WITH THE ELECTRICAL DRAWINGS. DEMOLITION FOR SPECIFIC ELECTRICAL ITEM INDICATED ON THE DEMOLITION PLANS SHALL NOT BE CARRIED OUT UNTIL POWER SOURCES TO THE ITEMS INDICATED FOR REMOVAL HAVE BEEN MADE SAFE. 10. REMOVE EXISTING CONCRETE WALK TO FULL DEPTH. 11. REMOVE EXISTING ASPHALT CONCRETE PAVEMENT TO FULL DEPTH. 12. PROTECT ALL EXISTING STRUCTURES AND FOUNDATIONS TO REMAIN WITHIN THE LIMITS OF WORK DING CONSTRUCTION. CONTRACTOR SHALL PROVIDE SHORING AS REQUIRED IN ORDER TO NOT IMPACT EXISTING STRUCTURES, LANDSCAPING AND FOUNDATIONS. 13. PROTECT ALL EXISTING UTILITIES INDICATED TO REMAIN FROM DAMAGE AT ALL TIMES DURING CONSTRUCTION. CONTRACTOR SHALL PROVIDE TEMPORARY SHORING AS REQUIRED TO ENSURE ADEQUATE PROTECTION OF UTILITIES TO REMAIN AND THEIR APPURTENANCES. CONTRACTOR SHALL FIELD VERIFY EXISTING CONDITIONS PRIOR TO COMMENCEMENT OF DEMOLITION OPERATIONS AN NOTIFY THE ENGINEER OF ANY DISCREPANCIES. 14. SEE LANDSCAPE DRAWINGS FOR TREE PROTECTION. INSTALL ALL TREE PROTECTION PRIOR TO STARTING ANY OTHER WORK. STORM DRAIN NOTES 1. REFER TO SHEET C1.03 FOR ADDITIONAL CITY OF RENTON SURFACE WATER NOTES AN REQUIREMENTS. 2. INSTALL CATCH BASIN INSERTS UNDER ALL CATCH BASIN AN AREA DRAIN GRATES IMMEDIATELY AFTER INSTALLATION. SEE TEMPORARY EROSION AND SEDIMENTATION CONTROL NOTES. 3. TOP ELEVATION FOR ALL CATCH BASINS WITH SOLID COVER SHALL MATCH FINISH GRADE. 4. UNLESS NOTED OTHERWISE, THE CONTRACTOR MAY USE ANY COMBINATION OF PREFABRICATED FITTINGS (TEES, BENDS AND WYES) AT LOCATIONS WHERE STORM CONNECTION POINTS OF INTERSECTION (PI) ARE INDICATED. PREFABRICATED FITTINGS MAY BE ADXSTED AS REQUIRED TO MAINTAIN POSITIVE SLOPE AND DRAINAGE. DERE SPECIFICALLY INDICATED, THE CONTRACTOR SHALL PROVIDE THE FITTINGS AS SHOWN. 5. COORDINATE POINTS SHOWN FOR ALL CATCH BASINS ARE TO THE CENTER OF THE FRAME AND GRATE, UNLESS NOTED OTHERWISE. 6. CATCH BASINS ARE TYPE 1, UNLESS NOTED OTHERWISE. 7. BACKFILLING SHALL BE IN ACCORDANCE WITH CITY OF RENTON STANDARD 220.00 AS APPLICABLE, FOR STORM DRAIN. 8. LENGTHS OF PIPING SHOWN ARE FROM CENTER OF STRUCTURE OR CENTER OF FITTING AND ARE SHOWN FOR INFO►TION ONLY. ALL PIPING SHALL BE INSTALLED AT THE LOCATION SHOWN ON THE PLANS AND LOCATED BY COORDINATES OR DIMENSIONS. FOUNDATION DRAINAGE NOTES 1. REFER TO SHEET 01.03 FOR ADDITIONAL CITY OF NENTON Sl�2FACE WATER NOTES AND REQUIREMENTS. 2. FOUNDATION MAINS SHALL BE SLOPED AT A UNIFORM GRADE BETWEEN INVERT ELEVATIONS SHOWN. MINIMUM SLOPE OF FtATION DRAINS IS 0.20 PERCENT UNLESS NOTED OTHERWISE. 3. UNLESS NOTED OTHERWISE, THE CONTRACTOR MAY USE ANY COMBINATION OF PREFABRICATED FITTINGS (TEES, BENDS AND WYES) FOR INSTALLATION OF THE FOIATION AND UNDERSLAB DRAINS. PREFABRICATED FITTINGS MAY BE ADJUSTED AS REQUIRED TO MAINTAIN POSITIVE SLOPE AND DRAINAGE. WHERE SPECIFICALLY INDICATED THE CONTRACTOR SHALL PROVIDE THE FITTINGS AS SHOWN. WATER AND SEWER NOTES 1. REFER TO SHEET C1.03 FOR ADDITIONAL CITY OF RENTON SURFACE WATER RTES AND REQUIREMENTS. 2. WATER LINES 3" ANBD LARGER SHALL BE RESTRAINED JOINT. 3. WATER LIDS 10" AN LARGER SHALL HAVE A MINIMI COVER OF 4 FEET. WATER LINES SMALLER THAN 10" SHALL HAVE A MINIMI COVER OF 3 FEET. 4. BACKFILLING SHALL BE IN ACCORDANCE WITH CITY OF RENTON STANDARD 220.00 AS APPLICABLE, FOR SEWER AND WATER. 5. LENGTHS OF PIPING SHOWN ARE FROM EDGE OF STRUCTURE OR CENTER OF FITTING AND ARE SHOWN FOR INFORMATION ONLY. ALL PIPING SHALL BE INSTALLED AT THE LOCATION SHOWN ON THE PLANS AND LOCATED BY COORDINATES OR DIMENSIONS. 6. MAINTAIN A MINIMUM OF 12 INCHES CLEAR AT CROSSINGS WITH UTILITIES OTHER THAN SANITARY SEWER LINES. WATER LINE SHALL PASS ICER THE OTHER UTILITY IF THE MINIMI SPECIFIED COVER CANNOT BE OBTAINED. TOP ELEVATION FOR ALL UTILITY VAULTS SHALL MATCH FINISH GRADE. SLOPE VAULT LIDS AS REQUIRED. SITE AND PAVING NOTES 1. DIMENSIONS ARE TO FACE OF CURB UNLESS NOTED OTHERWISE. 2. EXTERIOR CONCRETE PAVEMENT JOINTS SHALL BE CONTROL JOINTS WITH A MAXIMI SPACING OF 15 FEET ON CENTER. PAVEMENT PANEL LENGTH TO WIDTH RATIO SHALL NOT EXCEED 1.25. AT THE CONTRACTOR'S OPTION, THE CONTRACTOR MAY SUBSTITUTE CONSTRUCTION JOINTS FOR CONTROL JOINTS. ALL JOINTS SHALL BE COORDINATED WITH THE LANDSCAPE PLANS. 3. APPLY A BITUMINOUS TACK COAT AT ALL LOCATIONS WHERE ASPHALT PAVEMENT ABUTS ANY BUILDING STRUCTURE, UTILITY APPURTENANCE OR OTHER PAVEMENT TYPE. 4. CONCRETE FOR EXTERIOR SITE FACILITIES, INCLUDING CURBS, SIDEWALKS, PADS, THRUST BLOCKING, FENCE POST AND BOLLARD FOUNDATIONS RAMPS, AND UTILITY STRUCTURES SHALL BE IN ACCORDANCE WITH SPECIFICATION SECTION 033000, "CAST -IN-PLACE CONCRETE AND SHALL HAVE A MI NI MIiUM COMPRESSIVE STRENGTH OF 3000 PSI AT 28 DAYS. MAXIMUM WATER/CEMENT RATIO SHALL BE 0.45 AND CONCRETE SHALL HAVE 5 PLUS OR MINUS 0.5 PERCENT AIR ENTRAINMENT. CONCRETE FOR SITE. RETAINING WALLS SHALL BE IN ACCORDANCE WITH SPECIFICATION SECTION 033000, "CAST -IN-PLACE CONCRETE" -AND SHALL HAVE A MINIMA COMPRESSIVE STRENGTH OF 4000 PSI AT 28 DAYS, MAXIMUM WATER/CEMENT RATIO SHALL BE 0.45 AND CONCRETE SHALL HAVE 5 PLUS OR MINAS 0.5 PERCENT AIR ENTRAINMENT. 5. PROVIDE AN EXPANSION JOINT AT ALL LOCATIONS WHERE CONCRETE WALK 'AN O CONCRETE PAVEMENT ABUTS STRUCTURAL FOUNDATION, COLUMN OR WALL AN FIXED OBJECTS. GRADING NOTES 1. SPOT ELEVATIONS ARE TO TOP OF PAVEMENT, GUTTER ELEVATION OR FINISHED GRADE UNLESS NOTED OTHERWISE. R = 386302 3 I 4 IN C0MPLZANICE WITH QTY OF RENTON STANDARDS BY. N BY DATE: BY: QAl'E:__ BY: DATE: C 7�> .' fZ- D7. - D. WASI�I w� 29564 IONAL �� ly ((4� SDI PERNT D IAMNGS Drawing Title DOTES Drawing scales indicated apply to 30" x 42" drawing sheets. Scale may not be accurate if drawing plots are less than this size. Revisions Number Description Date Permit 9/25/2015 1 Revisions Drawn by TDY Checked by SDH Date 9IM2015 Project No 212033 Consultant Project No Owner Project No Drawing No C1 w02 ML n D G) z° z < CT Z s = CD n M Z in n N z m M M Cn W MAGNUSSON ' D KLEMENCIC ASSOCIATES D. WASI�I w� 29564 IONAL �� ly ((4� SDI PERNT D IAMNGS Drawing Title DOTES Drawing scales indicated apply to 30" x 42" drawing sheets. Scale may not be accurate if drawing plots are less than this size. Revisions Number Description Date Permit 9/25/2015 1 Revisions Drawn by TDY Checked by SDH Date 9IM2015 Project No 212033 Consultant Project No Owner Project No Drawing No C1 w02 MM D T o n z° o rn in z n Urn z m z W MM D T o n