1502 WALL ST 2019 IMAGINE CHILDRENS MUSEUM Plans 2022-11-09

Im 9 3?� REMOVE 12' WIDE SIDEWALK PANELS ADJACENT TO PROPOSED BUILDING _90-1011 wI REMOVE EKS7NG TREE PIT 0 FT ` TEMPORARY ERO&ON SEDIMENT T L NOTES 1 APPROVAL OF THIS EROSION/SEDIMENTATION CONTROL (ESC) PLAN DOES NOT CONSTITUTE AN APPROVAL OF PERMANENT ROAD OR DRAINAGE DESIGN (E.G. SIZE AND LOCATION OF ROADS, PIPES, RESTRICTORS, CHANNELS, RETENTION FACILITIES, UTILITIES). THE IMPLEMENTATION OF THESE ESC PLANS AND THE CONSTRUCTION, 2 MAINTENANCE, REPLACEMENT, AND UPGRADING OF THESE ESC FACILITIES IS THE RESPONSIB9LITY OF THE APPLICANT/CONTRACTOR UNTIL ALL CONSTRUCTION IS COMPLETED AND APPROVED AND I r--, eca VEGETATION/LANDSCAPING IS ESTABLISHED. 3 THE BOUNDARIES OF THE CLEARING LIMITS SHOWN ON# t HHIIS PLAN SHALL BE CLEARLY FLAGGED IN THE FIELD PRIOR TO CONSTRUdLjOI`Pp'�U II-N ; , THE CONSTRUCTION PERIOD, NO DISTURBANCE BEYOND TE FLAGGED " CLEARING LIMITS SHALL BE PERMITTED. THE FLAGGING S°H70 XCIV _' . MAINTAINED BY THE APPLICANT/CONTRACTOR FOR THE DURAT 6-] � ��E" RET CONSTRUCTION. 4 ices THE ESC FACILITIES SHOWN ON THIS PLAN MUST BE CONSTRUCTED IN CONJUNCTION WITH ALL CLEARING AND GRADING ACTIVITIES, AND IN SUCH A MANNER AS TO ENSURE THAT SEDIMENT AND SEDIMENT LADEN WATER DO NOT ENTER THE DRAINAGE SYSTEM, ROADWAYS, OR VIOLATE APPLICABLE WATER QUALITY STANDARDS. THE ESC FACILITIES SHOWN ON THIS PLAN ARE THE MINIMUM REQUIREMENTS FOR ANTICIPATED SITE CONDITIONS. DURING THE CONSTRUCTION PERIOD, THESE ESC FACILITIES SHALL BE UPGRADED AS NEEDED FOR UNEXPECTED STORM EVENTS AND TO ENSURE THAT SEDIMENT AND SEDIMENT -LADEN WATER DO NOT LEAVE THE SITE. THE ESC FACILITIES SHALL BE INSPECTED ROUTINELY AND MAINTAINED BY THE APPLICANT/CONTRACTOR TO ENSURE THEIR CONTINUED FUNCTIONING, ESPECIALLY AFTER STORM EVENTS. 7 THE ESC FACILITIES ON INACTIVE SITES SHALL BE INSPECTED AND MAINTAINED A MINIMUM OF ONCE A MONTH OR WITHIN THE 48 HOURS FOLLOWING A MAJOR STORM EVENT. AT NO TIME SHALL MORE THAN ONE FOOT OF SEDIMENT BE ALLOWED TO ACCUMULATE WITHIN A TRAPPED CATCH BASIN. ALL CATCH BASINS AND CONVEYANCE LINES SHALL BE CLEANED PRIOR TO PAVING. THE CLEANING OPERATION SHALL NOT FLUSH SEDIMENT LADEN WATER INTO THE DOWNSTREAM SYSTEM. STABILIZED CONSTRUCTION ENTRANCES SHALL BE INSTALLED AT THE BEGINNING OF CONSTRUCTION AND MAINTAINED FOR THE DURATION OF THE PROJECT. ADDITIONAL MEASURES MAY BE REQUIRED TO ENSURE THAT ALL PAVED AREAS ARE KEPT CLEAN FOR THE DURATION OF THE PROJECT. 1® THE CONTRACTOR SHALL PROVIDE PERIODIC STREET CLEANING TO REMOVE DEBRIS AND SEDIMENT TRACKED OFF THE SITE. 11 APPROPRIATE MEASURES SHALL BE TAKEN TO STOP SEDIMENT FROM ENTERING SURFACE WATER BODIES IF THE PROPOSED BMPS FAIL. 12 BARE AND/OR DISTURBED SOILS SHALL REMAIN UNCOVERED AND/OR UNSTABILIZED FOR NO MORE THAN 2 DAYS FROM OCTOBER 1 THROUGH APRIL 30, AND FOR NO MORE THAN 7 DAYS FROM MAY 1 THROUGH SEPTEMBER 30. PARCEL-# 0064-51 ' 3006 COLBYCONSTRUCTION NOTES.- 3006 COLBY EVERETT, WA. 1 DRAINAGE STRUCTURE REMOVED BY OTHERS. CD REMOVE EXISTING CEMENT CONC. CURB. 1 3 REMOVE EXISTING SIGN. 4 REMOVE 4" STEEL POST. 5 REMOVE PAY STATION. -- INLET PROTECTION PER C.O.E. PLAN 210. LEGE T T PARCEL 00645171 IMAGINE CHILDRLNS 0016 COLBY A EVEIRETT WA. C �. T T 2 BENCHMARK khtA G NAI ELEV.=14.3.62 L 0 T 2 11- IMAGINE CH�LDRE CONSTRUCTION e- M V) z C) r) z o LLI 00 0-3 M Lij o �- E'yY "t sd +ik `MRi y LU a�LU 0 U cu LLI L 0 U Drawon : TESC1 Job Number: