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HomeMy WebLinkAboutBCD_240924_BD_COTUIT_ENTRANCE_PLAN0+005+0010+0015+0020+0025+0030+0035+0040+00 45+00 47+75 8 88 8 88888 8 88 8888 8 8 8 8101010 1010101010101010 10 10 2.33.45.76.66.86.87.1 7.7 7.7 7.97.98.58.78.89.09.19.2 9.410.0 10.010.7 11.612.012.112.5 +5.6+5.3+5.1+5.1+5.0+4.9+3.3+3.0+2.8+2.6+1.51.1 1.21.71.7 1.9 5.6 5.7 5.8 5.9 6.0 6.0 6.0 6.0 6.1 6.1 6.1 6.1 6.2 6.2 6.3 6.4 6.4 6.4 6.4 6.4 6.4 6.5 6.5 6.6 6.7 6.7 6.7 6.7 6.8 6.8 6.9 6.9 7.1 7.1 7.2 7.2 7.4 7.5 7.8 7.9 7.9 8.2 8.3 8.5 8.7 9.210.010.110.4 10.510.710.710.8 10.911.011.411.411.411.712.112.512.6 12.612.612.812.812.812.9 +5.5+5.4+5.4+5.4 +5.3+5.2+5.2+5.1 +5.0+4.9+4.9+4.8 +4.5+4.3+4.1+4.0+4.0+2.9+2.9 +1.5+1.0+0.1 0.5 4.1 4.2 4.2 4.3 4.3 4.4 4.4 4.4 4.4 4.4 4.5 4.7 4.7 4.7 4.7 4.8 4.8 4.9 4.9 4.9 4.9 4.9 5.1 5.3 5.4 5.5 5.6 5.7 5.7 5.7 5.8 5.8 5.9 5.9 5.9 5.9 6.0 6.2 6.2 6.3 6.3 6.4 6.4 6.4 6.5 6.5 6.5 6.5 6.6 6.6 6.6 6.6 6.8 6.8 6.8 6.8 6.8 6.8 6.9 6.9 6.9 6.9 6.9 6.9 7.0 7.0 7.0 7.0 7.0 7.0 7.0 7.0 7.0 7.0 7.0 7.0 7.1 7.1 7.1 7.1 7.1 7.1 7.1 7.1 7.1 7.1 7.2 7.2 7.2 7.2 7.3 7.3 7.3 7.3 7.3 7.3 7.3 7.4 7.4 7.4 7.4 7.4 7.4 7.5 7.57.5 7.5 7.6 7.6 7.6 7.6 7.8 7.8 7.8 7.9 7.9 8.0 8.1 8.1 8.2 8.2 8.2 8.3 8.48.6 8.7 9.39.4 9.59.8 9.910.210.4 10.410.610.710.9 10.910.911.011.111.1 11.211.2 4.0 4.0 4.0 4.1 4.3 4.3 4.4 4.5 4.5 4.6 4.6 4.6 4.7 4.7 4.8 5.0 5.1 5.2 5.3 5.4 5.5 5.5 5.5 5.6 5.8 5.8 5.8 5.9 5.9 5.9 5.9 6.0 6.0 6.1 6.1 6.1 6.1 6.2 6.2 6.2 6.2 6.2 6.3 6.3 6.3 6.3 6.4 6.4 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.6 6.6 6.6 6.6 6.6 6.6 6.6 6.6 6.6 6.6 6.6 6.7 6.7 6.7 6.7 6.7 6.7 6.7 6.7 6.7 6.8 6.8 6.8 6.8 6.8 6.8 6.8 6.8 6.8 6.8 6.8 6.9 6.9 6.9 6.9 6.9 6.9 6.9 6.9 6.9 6.9 6.9 6.9 7.0 7.0 7.0 7.0 7.0 7.0 7.0 7.0 7.0 7.0 7.0 7.0 7.0 7.0 7.0 7.1 7.1 7.1 7.1 7.1 7.1 7.1 7.1 7.1 7.1 7.2 7.2 7.2 5.7 5.8 5.8 5.8 5.9 5.9 5.9 6.0 6.0 6.0 6.1 6.1 6.1 6.2 6.2 6.2 6.2 6.2 6.2 6.2 6.2 6.2 6.3 6.3 6.3 6.3 6.3 6.3 6.3 6.3 6.3 6.4 6.4 6.4 6.4 6.4 6.4 6.4 6.4 6.4 6.4 6.4 6.4 6.4 6.4 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.56.6 6.6 6.6 6.7 6.7 6.8 7.07.1 7.1 7.3 7.57.5 7.5 7.8 7.8 8.0 8.2 8.2 8.4 8.6 8.9 9.0 9.3 9.5 9.7 10.1 5.4 5.4 5.6 5.6 5.6 5.7 5.7 5.7 5.7 5.7 5.8 5.8 5.9 5.9 6.1 6.1 6.2 6.3 6.3 6.3 6.3 6.5 6.6 6.7 7.0 7.2 7.9 7.98.0 8.2 8.6 8.7 8.7 8.9 9.0 9.1 9.1 9.5 9.8 10.0 10.1 10.3 10.5 10.5 10.8 11.1 11.3 5.3 5.4 6.3 8.0 8.0 8.8 8.8 9.5 9.5 9.5 10.0 10.110.4 10.710.9 11.2 6.3 6.4 6.4 6.6 6.7 6.8 6.8 6.8 6.8 6.9 6.9 7.0 7.2 7.2 7.3 7.6 7.6 9.6 9.7 5.0 5.0 5.1 5.1 5.2 5.2 5.3 5.4 5.5 5.5 5.5 5.6 5.6 5.6 5.6 5.7 5.7 5.8 5.8 5.9 5.9 5.9 6.06.0 6.0 6.0 6.0 6.0 6.1 6.1 6.1 6.1 6.1 6.1 6.1 6.1 6.1 6.2 6.3 6.3 6.3 6.3 6.3 6.3 6.4 6.5 6.6 7.6 8.3 8.5 8.8 9.0 9.0 9.1 9.2 9.3 9.4 9.6 4.7 4.7 4.8 4.8 4.8 4.8 4.8 4.8 4.8 4.9 4.9 4.9 4.9 4.9 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.1 5.1 5.1 5.1 5.2 5.2 5.2 5.3 5.3 5.3 5.4 5.4 5.5 5.6 5.6 4.5 4.5 4.6 4.6 4.6 4.6 4.6 4.7 0.61.93.0 3.8 5.15.3 6.7 8.98.99.3 9.49.6 9.6 9.810.010.410.5 10.911.011.211.212.512.6 13.5 13.914.1 14.614.915.917.518.0 +4.2 +2.8+2.7+2.0 0.8 1.72.7 3.8 5.87.1 7.4 7.87.8 7.98.08.28.38.48.48.48.58.68.68.78.88.88.88.98.99.0 9.19.19.1 9.19.2 9.39.39.39.5 9.8 10.010.310.811.1 11.2 11.511.6 11.812.4 12.713.4 +4.2+2.9 +2.9+2.8 +1.81.3 6.87.0 7.0 7.17.37.4 7.47.4 7.6 7.67.67.87.8 7.87.9 8.08.08.08.0 8.18.1 8.18.18.28.2 8.2 8.28.2 8.28.38.38.3 8.3 8.38.3 8.38.48.4 8.48.48.48.48.58.58.58.6 8.6 8.68.68.7 8.78.8 8.99.1 9.39.6 10.612.313.2 13.715.7 16.6 17.017.8 19.3 7.2 7.67.97.98.1 8.18.1 8.28.28.3 8.38.3 8.38.38.4 8.48.4 8.58.5 8.68.68.9 9.09.29.5 10.3 10.6 10.712.012.212.5 12.512.6 13.2 13.513.614.1 14.314.514.515.2 15.615.8 15.916.6 17.419.320.0 8.18.58.5 9.7 9.810.511.2 11.311.411.5 11.812.0 12.1 12.112.212.312.412.5 12.612.713.013.013.413.614.2 11.411.912.412.5 94 Gifford StreetFalmouth, MA 02540Phone: 508 540-0001Fax: 508 374-0405info@steeleassociates.netPREPARED FOR:BARNSTABLE COUNTY DREDGE3195 MAIN STREETBARNSTABLE, MA 02630REVISIONS:DATE:NO:REVISION:Project:Drawn By:Date:Chk'd By:Scale:Sheet Number:of111"=125'09/24/24&10/01/24ESCACOTUIT_ENTRANCE_BD_FALL_2024STEELE ASSOCIATESMARINE CONSULTANTS, LLC.BD SINGLE BEAMBATHYMETRICCOTUIT ENTRANCECHANNELBARNSTABLE, MA< 10.0' MLW10.0' - 10.9' MLW>/= 11.0' MLW+1.7 NAVD(88)0.0 MLW+2.8 MHWDATUM CONNVERSIONOBTAINED FROMNOAA VDATUM ONLINELAT: 41.606188LON: -70.435031GENERAL NOTES1. THIS HYDROGRAPHIC SURVEY REPRESENTS CONDITIONSEXISTING ON 09/24/24 AND MAY NOT BE REPRESENTATIVE OFCONDITIONS ON ANOTHER DATE. A SUPPLEMENTALTOPOGRAPHIC SURVEY (ALONG THE WESTERN TIP OFSAMPSONS ISLAND) REPRESENTS CONDITIONS EXISTING ON10/01/24 AND MAY NOT BE REPRESENTATIVE OF CONDITIONSON ANOTHER DATE.2. THIS HYDROGRAPHIC AND TOPOGRAPHIC SURVEY ISINTENDED FOR USE ON THIS PROJECT ONLY, AND IS NOTINTENDED FOR ANY OTHER PROJECT OR PURPOSE.3. SINGLE BEAM BATHYMETRIC DATA COLLECTED USINGA TELEDYNE MARINE ECHOTRAC E20 200 KHZ SONAR,TRIMBLE SPS855 RTK GPS POSITIONING SYSTEM WITHSMARTNET VRS GPS CORRECTIONS, AND HYPACK 2020FOR DATA ACQUISITION AND PROCESSING.4. TOPOGRAPHIC DATA COLLECTED USING TRIMBLESPS855 RTK GPS POSITIONING SYSTEM WITH SMARTNETVRS GPS CORRECTIONS, AND HYPACK 2020 FOR DATAACQUISITION AND PROCESSING.5. SOUNDINGS ARE IN FEET AND TENTHS ABOVE THEMEAN-LOW WATER DATUM (MLW) CONVERTED FROM THENORTH AMERICAN VERTICAL DATUM (NAVD88) AS SHOWN. THECOORDINATE SYSTEM IS THE MA - MAINLAND STATE PLANECOORDINATE SYSTEM, DATUM: NAD83, UNITS: US SURVEY FEET.6. SHORELINE AND ONSHORE FEATURES/ SATELLITE IMAGE AREAPPROXIMATE AND ARE FOR REFERENCE ONLY.7. THE SITE BENCHMARK IS THE SOUTH-EASTERN CORNER OFTHE EXISTING DOCK AS SHOWN ON THE PLAN EL. = +6.14' MLW.8. THE LOCATION OF THE COTUIT ENTRANCE CHANNEL WASPROVIDED BY THE PLANS TITLED COTUIT BAY 8' ENTRANCECHANNEL AND 10' EMBAYMENT CHANNEL MAINTENANCEDREDGING PROJECT BY FOTH DATED 05/10/2023.FLOODEBB0125250500SCALE:1"=125'BENCHMARK:SE CORNER OFEXISTING DOCKEL. = +6.14' MLWSAMPSONSISLANDVINEYARDSOUNDNO DREDGING PERMITTEDAFTER JANUARY 15 COTUITBAYFLOODEBBCOTUITHIGHLANDSLOOPBEACHOCEANVIEW AVECOTUIT ENTRANCE CHANNELSTATION 0+00 - 30+50100FT WIDE CHANNEL DREDGETO 8FT MLW WITH ONE-FOOTALLOWABLE OVER-DREDGEAND 3:1 SIDE SLOPESCOTUIT EMBAYMENT CHANNELSTATION 30+50 - 41+52100FT WIDE CHANNEL DREDGETO 10FT MLW WITH ONE-FOOTALLOWABLE OVER-DREDGEAND 3:1 SIDE SLOPESSOUNDING LEGEND8FT ENTRANCE CHANNEL< 8.0' MLW8.0' - 8.9' MLW>/= 9.0' MLWSOUNDING LEGEND10FT EMBAYMENT CHANNELMA - MAINLAND STATE PLANECOORDINATE SYSTEM (NAD-83)AREA ASSUMED TO BE BELOW DREDGE DEPTH.THEREFORE, AREA THIS WAS NOT SURVEYEDAREA ASSUMED TO BE BELOW DREDGE DEPTH .THEREFORE, AREA TH IS WAS NOT SURVEYED