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Home My WebLink AboutSWP2702750.590 v Y 0 U V) W g 0 Z 0 0 Z a. 0 Of W a n F4 0 0 00 Qo O O 00 v / 0 0 O O N N N O O 0 w Z W J r- I- 06 00 z 1 W GENERAL DEMOLITION NOTES: GENFDA TEMPORARY EROSION ZSEDIMENTATION CONTROL (TESC) NOTES: THESE NOTES APPLY TO THE DEMOLITION PORTION OF DRAWINGS 9L THROUGH 91_45. THESE NOTES APPLY TO TEMPORARY EROSION/SEDIMENTATION CONTROL (TESC) PLAN PORTION OF DRAWINGS 9L THROUGH 91_802_ 1. THE DEMOLITION DRAWINGS ARE FOR GENERAL INFORMATION ONLY. 17. A TEMPORARY STABILIZED CONSTRUCTION ENTRANCE, 24' X 100' X 12" OF 4 TO 8 INCH Q 0 J W THE CONTRACTOR SHALL DETERMINE THE ACTUAL NATURE AND 1 . EXISTING UTILITIES AND STRUCTURES HAVE BEEN LOCATED BY SEVERAL METHODS QUARRY SPALLS SHALL BE LOCATED AT ALL POINTS OF VEHICULAR INGRESS AND EGRESS EXTENT OF WORK REQUIRED THROUGH HIS OWN ON -SITE INVESTIGATION. AND MEANS. REFER TO NOTE 10 OF THE GENERAL DEMOLITION NOTES. TO THE PROJECT SITE WHERE TRAFFIC WILL BE LEAVING PROJECT SITE AND TRAVELING ~ ON PAVED AREAS WITHIN 1000 FEET OF THE SITE (SEE DETAIL 1, SHEET 9L802). w U E- W OZ 2. THE CONTRACTOR SHALL REMOVE ALL ABOVE GROUND FEATURES 2. BEFORE ANY CONSTRUCTION OR DEVELOPMENT ACTIVITY OCCURS, A PRECONSTRUCTION THESE ENTRANCES SHALL BE INSTALLED AT THE BEGINING OF CONSTRUCTION AND 'moo w WITHIN THE LIMITS OF DEMOLITION (UNLESS OTHERWISE NOTED) AS MEETING MUST BE HELD WITH THE CITY OF RENTON DEVELOPMENT SERVICES DIVISION, MAINTAINED FOR THE DURATION OF THE PROJECT. ADDITIONAL MEASURES, SUCH AS Q SHOWN ON DRAWINGS 9L THROUGH 9L45. PLAN REVIEW PROJECT MANAGER. WASH PADS, MAY BE REQUIRED TO ENSURE THAT ALL PAVED AREAS ARE KEPT CLEAN ¢aN O W n., FOR THE DURATION OF THE PROJECT. co 3. ALL MATERIALS NOT OTHERWISE NOTED SHALL BECOME THE 3. ALL LIMITS OF CLEARING (PROJECT LIMITS) AS PRESCRIBED ON THE PLAN o Q tW-- Z W z PROPERTY OF THE CONTRACTOR AND SHALL BE DISPOSED OF IN SHALL BE CLEARLY MARKED (AS INDICATED) IN 18. ACCEPTABLE TEMPORARY EROSION/SEDIMENTATION CONTROL DRAINAGE PIPE 0N rY Q W THE FIELD AND OBSERVED DURING CONSTRUCTION. THE FENCING SHALL MATERIALS FOR TESC USE ARE DESCRIBED IN SECTION 02771 OF THE SPECIFICATIONS. (omv Q � o� U` ACCORDANCE WITH THE SPECIFICATIONS. BE MAINTAINED BY THE CONTRACTOR FOR THE DURATION OF THE PROJECT. MINIMUM COVER FOR PIPE SHALL BE 1 FOOT MINIMUM OR AS REQUIRED FOR z� p 4. NO FLAMMABLE LIQUIDS WELDING/CUTTING EQUIPMENT OR ANTICIPATED LOADS. O 1= COMPRESSED GASES SHALL BE USED BY THE CONTRACTOR EXCEPT 4, TESC FACILITIES SHALL BE INSPECTED DAILY BY THE CONTRACTOR AND MAINTAINED Q UNDER SPECIFIC BOEING FIRE DEPARTMENT PERMIT. AS NECESSARY TO ENSURE THEIR CONTINUED PROPER FUNCTIONING. 19. AT NO TIME SHALL MORE THAN ONE FOOT OF SEDIMENT BE ALLOWED TO an 3:J ACCUMULATE WITHIN AN EXISTING CATCH BASIN OR SEDIMENT TRAP. ALL 0 O W 5. TESC FACILITIES ON INACTIVE SITES SHALL BE INSPECTED AND MAINTAINED A PERMANENT CATCH BASINS AND CONVEYANCE LINES SHALL BE CLEANED PRIOR U z Li W 5. AFTER DEMOLITION, THE SITE SHALL BE LEFT CLEAN AND READY Ims Z_ w U Lli = FOR GRADING. SEE GENERAL TEMPORARY EROSION/SEDIMENTATION MINIMUM OF ONCE EVERY 7 DAYS OR WITHIN 24 HOURS FOLLOWING A STORM EVENT TO PAVING. THE CLEANING OPERATION SHALL NOT FLUSH SEDIMENT -LADEN WATER O < CONTROL (TESC) NOTES FOR PROTECTION OF DISTURBED AREAS. (WHEN PRECIPITATION EXCEEDS 0.5" IN 24 HOURS AS MEASURED BY NOAA AT SEA-TAC INTO THE DOWNSTREAM SYSTEM. m ry AIRPORT STATION). 20. BEFORE FINAL CONSTRUCTION IS APPROVED, THE SITE SHALL BE STABILIZED AND : 6. BOEING HAS CONDUCTED A LIMITED SURVEY FOR ASBESTOS 6. THE CONTRACTOR SHALL CONSTRUCT FENCING AS DETAILED THE STRUCTURAL TESC MEASURES SUCH AS FILTER FABRIC FENCES AND SEDIMENT 110- CONTAINING MATERIALS AND HAS REMOVED ALL VISIBLE ASBESTOS PRIOR TO ANY SURFACE DISTURBANCE OR SITE WORK ACTIVITIES TO ENSURE TRAPS REMOVED, AND THE DRAINAGE FACILITIES CLEANED. SHEETPILE SHALL BE COVERED MATERIAL. IT SHALL BE THE CONTRACTORS RESPONSIBILITY TO DETERMINE IF ANY OF THE MATERIALS UNCOVERED DURING THAT SEDIMENT -LADEN WATER DOES NOT ENTER THE NATURAL DRAINAGE SYSTEM. REMOVED, CUT OFF OR OVERDRIVEN AS INDICATED. DEMOLITION CONTAIN ASBESTOS. IF THE REMAINING MATERIALS 7. TESC CONSTRUCTION SHALL BE COMPLETED AS DEFINED IN THE CONSTRUCTION n � CONTAIN ASBESTOS, THE CONTRACTOR SHALL IMMEDIATELY STOP SPECIFICATIONS. o a WORK IN THAT AREA AND NOTIFY THE OWNER'S REPRESENTATIVE. O �:� ADDITIONAL ASBESTOS REMOVAL WILL BE HANDLED AS A CHANGED 8. APPROVAL OF THIS TESC PLAN DOES NOT CONSTITUTE AN APPROVAL OF PERMANENT CONDITION. ROAD OR STORM DRAINAGE DESIGN, SIZE NOR LOCATION OF PIPES, RESTRICTORS, C �a CHANNELS OR RETENTION FACILITIES. 7. PROTECT ALL UTILITIES AND MISCELLANEOUS ITEMS DESIGNATED � a TO REMAIN, THE CONTRACTOR SHALL REPAIR REPRESENTS uj ��-yy ,c OR REPLACE DAMAGED ITEMS AT NO ADDITIONAL COST TO BOEING. 9 CONDITIONS. AS , THIS TESC N CONSTRUCTION PROGRESSESANDUNEXPECTED R OR SEASONAL SITE GENERAL HELISTOP NOTES. b� : E CONDITIONS DICTATE, THE CONTRACTOR SHALL ANTICIPATE THAT ADDITIONAL TESC t 8. WATER SUPPLY TO THE EXISTING FIRE HYDRANTS ON AND FACILITIES WILL BE NECESSARY TO ENSURE COMPLETE EROSION CONTROL ON THE SITE. 1. THE PROJECT SITE INCLUDES AN ACTIVE HELISTOP SITE WHICH WILL CONTINUE TO BE :3ADJACENT TO THE SITE SHALL BE CONTINUOUSLY MAINTAINED THE CONTRACTOR MAY PROPOSE A DIFFERENT ARRANGEMENT OR MAY MOVE PONDS UTILIZED THROUGHOUT CONSTRUCTION. AIRCRAFT WILL PASS OVER THE PROJECT SITE �DURING CONSTRUCTION ACTIVITIES. THROUGHOUT THE CONSTRUCTION PERIOD. THE CONTRACTOR SHALL COORDINATE WORK �N AND TRAPS PER CHAPTER 5 KING COUNTY, WASHINGTON, SURFACE WATER DESIGN MANUAL (KCSWDM). ANY CHANGE REQUIRES A COMPLETE SUBMITTAL BY THE IN THE VICINITY OF THE HELISTOP WITH THE OWNER. A SAFETY AREA WITH A RADIUS 9. ALL LOCATIONS OF EXISTING UTILITIES SHOWN ARE APPROXIMATE CONTRACTOR, AS WELL AS REVIEW AND APPROVAL BY THE OWNER'S REPRESENTATIVE OF 55' SHALL BE MAINTAINED AT ALL TIMES AROUND THE HELISTOP, THE SAFETY AREA AND IT SHALL BE THE CONTRACTOR'S RESPONSIBILITY TO VERIFY AND THE CITY OF RENTON. SHALL BE KEPT CLEAN AND FREE OF CONSTRUCTION EQUIPMENT, VEHICLES, CONSTRUCTION THE TRUE AND CORRECT LOCATION SO AS TO AVOID DAMAGE MATERIALS, STOCKPILES, DEBRIS, OR ANY OTHER FOREIGN OBJECTS WHICH MAY 4 OR DISTURBANCE. FOR UTILITY LOCATION CALL 1-800-424-5555 10. THIS TESC PLAN IS DESIGNED FOR EXISTING, PRE -GRADING CONDITIONS. AS GRADING POTENTIALLY DAMAGE A HELICOPTER OR CAUSE INJURY. THE HELISTOP ACCESS ROAD SHALL 0 48 HOURS PRIOR TO START OF DEMOLITION. PROGRESSES, CHANGES IN THE TESC SYSTEM WILL BE REQUIRED. THE NOT BE USED BY CONSTRUCTION VEHICLES. THE HELISTOP ACCESS ROAD SHALL _; CONTRACTOR IS RESPONSIBLE FOR IDENTIFYING WHEN CHANGES ARE TO BE MADE, NOT BE USED FOR STORAGE OF ANY ITEMS AT ANY TIME. o 0 10. EXISTING UTILITIES AND STRUCTURES HAVE BEEN LOCATED BY WHAT CHANGES ARE NEEDED, AND HOW TO IMPLEMENT THEM. TESC FACILITIES SEVERAL METHODS AND MEANS INCLUDING THE FOLLOWING: SHALL NOT BE LOCATED WITHIN THE FOOTPRINT OF PLANNED BUILDINGS. A) FIELD TOPO SURVEY DATED JULY 1998, BY 11. TO MINIMIZE WIND TRANSPORT OF SOIL, WATER SHALL BE USED TO CONTROL DUST. } W & H PACIFIC. 0uz K O 12. ALL ROUGH GRADING SLOPES SHALL BE GRADED TO DRAIN TOWARD A TESC POND OR U N W C �B) FIELD TOPO SURVEY AND OBSERVATIONS DATED AUGUST 21, 22, TRAP. ANY STOCKPILES OF EARTHEN MATERIALS SHALL BE COVERED WITH 6 MIL �' 10D m 273'0 Q <4 27 AND 28, 1997, BY W & H PACIFIC. POLYVINYL SHEETING TO PREVENT EROSION. En C) FIELD TOPO SURVEY DATED NOVEMBER-DECEMBER 1996, BY 13. DURING THE TIME PERIOD OF OCTOBER 1 THROUGH MARCH 31, ALL PROJECT DISTURBED W & H PACIFIC, SUPPLEMENTED WITH RECORD DOCUMENTS. SOIL AREAS GREATER THAN 5,000 SQUARE FEET THAT ARE TO BE LEFT UNWORKED FOR MORE THAN TWELVE (12) HOURS SHALL BE TEMPORARILY COVERED WITH 6 MIL POLYVINYL D) AERIAL PHOTO SURVEY DATED SEPTEMBER 1, 1990. MAPPING SHEETING, MULCH, OR SODDING. SHEETING SHALL BE "TOED -IN" AT THE TOP OF SLOPES a PERFORMED BY DEGROSS AERIAL MAPPING. 2 FEET IN ORDER TO PREVENT SURFACE WATER FLOW BENEATH THE SHEETS. WHERE 6 STRAW MULCH FOR TESC IS REQUIRED, IT SHALL BE APPLIED AT A MINIMUM THICKNESS E) FIELD TOPO SURVEY DATED AUGUST-SEPTEMBER, 1991 BY 6� 6--;Y �� 6 OF 2"-3" PER CHAPTER 5 OF KCSWDM. W W&H PACIFIC. g 14. IN ANY AREA WHICH HAS BEEN STRIPPED OF VEGETATION AND WHERE NO FURTHER WORK F) CONSTRUCTION DRAWINGS FROM CITY OF RENTON AND IS ANTICIPATED FOR A PERIOD OF 30 DAYS OR MORE, ALL DISTURBED AREAS MUST BE Q VARIOUS UTILITIES. IMMEDIATELY STABILIZED WITH MULCHING, GRASS PLANTING OR OTHER APPROVED EROSION CONTROL TREATMENT APPLICABLE TO THE TIME OF YEAR IN QUESTION. SEEDING MUST W G) FIELD VISITS CONDUCTED AT THE SITE. BE AUGMENTED WITH MULCH DURING THE WINTER MONTHS OF NOVEMBER THROUGH MARCH N Q AND DURING THE SUMMER MONTHS OF JULY AND AUGUST. 0 11. PERFORM WORK BETWEEN THE HOURS OF 6:00 A.M. TO 11:00 P.M. 7 DAYS A WEEK. 15. ALL SLOPES STEEPER THAN 3:1 SHALL RECEIVE SPECIAL TREATMENT INCLUDING m m JUTE MATTING, MULCHING AND SEEDING, OR ROCK LINING WITH BIOENGINEERING 12. THE CONTRACTOR SHALL BE RESPONSIBLE FOR PROVIDING SLOPE PROTECTION PLANTINGS. ADEQUATE SAFEGUARDS, SAFETY DEVICES, PROTECTIVE EQUIPMENT, FLAGGERS, AND ANY OTHER NEEDED ACTIONS TO 16. CONTRACTOR SHALL UTILIZE EXISTING ROADS FOR CONSTRUCTION TRAFFIC WHEREVER PROTECT THE LIFE, HEALTH, AND SAFETY OF THE PUBLIC AND POSSIBLE. ANY POTHOLES OR MUDHOLES SHALL BE FILLED WITH COARSE ROCK TO TO PROJECT ` PROPERTY IN CONNECTION WITH THE PERFORMANCE PREVENT EROSION/SEDIMENTATION. THE CONTRACTOR SHALL PROVIDE OF WORK COVERED BY THE CONTRACTOR. A COARSE ROCK OVERLAY FOR ANY ROADING REQUIRED OFF OF EXISTING 13, A COPY OF THESE APPROVED PLANS MUST BE ON THE JOB SITE ESTABLISHED TRAFFIC AREAS. WHENEVER DEMOLITION IS IN PROGRESS. z 0 z w ry p U D F N z O U w O 1 w W Swp- J7 - J7r6 z t��1�Q��' RECOMMENDED BY 1 iI FOR APPROVAL BY CONSTRUCTION SET L imm � � � � � � I __ ; i DATE: