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<br />NEW 48' CHAINLINK FENCE
<br />ATOP PROPERTY LWE
<br />� .� � IXISTING 6' WIDE GONCRETE SIDFWALK
<br />� � 50.00'
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<br />�- � T 10' WIDE LANDSCAPE �� 10' WIDE LANDSCAPE 1
<br />� BUFFER AREA BUfFER AREA
<br />�° a 1 TYPE III TYPE � 1
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<br />I EXISTIN6 48' CNAWLINK FENCE w/ GATES J
<br />� � 4'd OVERFLOW PIPE . t
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<br />Siie Plan
<br />-- ALLEY WAY
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<br />PLAN NORTH
<br />Stormwater Runoff Equation Farc�l Nu.: 00593663801400 Project Scop� oi Work:
<br />�= Storm Water Runoff (Cr per second� �c,tion T��,�nshi� R:u�;e L�i�rtcr
<br />C= Coefficient of Runoff r�.y� 1. Construct a new parking lot
<br />= Rainfall Intensity (inches per hour) 0.005594 �� '�� �� �•�• 2. -
<br />A= Area of Drainaqe Zom (in acres) 0.11�932 Pl'(��CCt Sta11C�f�TC�S 3.
<br />Q= C' I" A Guil�iin,K wde ' IRC 2012 Edition 4�
<br />En��i�tiv �ode ��/VSEC (by WSU) 2012 Edition 5.
<br />Q-.90x.006x.116 Floor Loading I 40psf LL I 12psf DL = 52psf
<br />Q- 0.0006 ft3/96.23 .058gpm �`Oi�� Loadi�ig ~ 25psf LL/ 17psf DL = A2psf
<br />j�n'isdiction � City of Everett
<br />.058 x 15 = 0.866 VOlume Legal L)escription Cut and Fill
<br />SWALWELLS 2ND ADt) BLK 638 D-00 - LOTS 14 k 15 Crewlspace cut: �' z'_ x D
<br />- Foundation backfill: W x L x D
<br />_ Slab-on-grade cut: W x L x D
<br />Scale: 1 "=20'
<br />1"4 VENT HOLE WHEN
<br />NOT CONNECTED TO
<br />CS (COMBINED SEWER)
<br />6" OR 8" PVC
<br />FACTORY TEE
<br />2A��
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<br />�9
<br />FROM SD
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<br />32��
<br />6" OR 8" PVC
<br />P���
<br />�q' yr � .- . -
<br />����;� �,�;�i�� 5��'
<br />� � �? � ,loB s�~_ ;._
<br />-�,�_�_ T�I��j��_
<br />24 ��
<br />MAX
<br />TO SD OR C��,
<br />Slab backfill� 'N x L x D
<br />Erosion Control Notes
<br />Har�dscape Lot Coverage
<br />Ezisting P:ardsccpe Ar���: '� ���r� ��r, ,�(��
<br />New Hardscape Area: 3,990.00 sGit
<br />- + 00.00 Safi
<br />TOTAL HARDSCAPE AREA: 4,990.G^v sq!i
<br />PROPERTY AREA = 6,GOQ.00 sqft
<br />PROPERTY HARDSCAP� AREA 83.17%
<br />Average Grade
<br />��' Existing grade is an average of 1/4°:12
<br />d3 sloped from the north to the south pro
<br />lines.
<br />yQ 3
<br />Y'd }
<br />Stornl Water Control
<br />Slope of new asphalt parking area to o new
<br />installed type 1 catch basin
<br />Soil Amendment Notes cont.:
<br />1. The contractor shall provide periodic street cieaning to remove any OPTION 3- Import Topsoil Meeting organic Matter t;ontent 5tandaras:
<br />sediment tracked off the site. Scarify or till subgrade in two directions to 6-inches depth. Entire
<br />2. The contractor shall perform routine inspection and maintenance of all surface should be disturbed by scarification. Do not scarify within drip
<br />installed erosion and sediment control BMPs, especially after storms. line of existing trees to be retained.
<br />3. Appropriate measures shall be taken io stop sediments from entering wthin stormwater Drainage System locations or Landscaped Areas (10-
<br />waterways if the proposed BMPs fail. percent organic content) - Use imported topsail mix containing 10-
<br />4. Bare and/or disturbed soils shall remain uncovered and/or unstabilized Percent organic matter (typically around 40-percent compast). Soil
<br />for no more than 2-days from October 1 through April 30, and for Partion must be sand or sandy loam as defined by the USDA. Place 3-
<br />no more than 7-days from May 1 through September 30. inches of imported topsoil mix on surface and till into 2-inches of soil.
<br />Place 3-inches of topsoil mix on the surface. Rake smooth and remove
<br />surface rocks over 2-inches diameter. Mulch planting beds with 2-inche:
<br />Basic Soil Amendment Notes: oforganicmulch.
<br />� ADAPTOR OR F'� JOINT� wthin Lawn Areas (5-percent organic content) - Use imported topsoil
<br />OP�ON 1- Amend Existing Soils in Place:
<br />c° OR 3" r''C Pi�= mix containing 5-percent organic matter (typically around 25-percent
<br />Scariiy or till existing subgrade to 4-inches depth (or to depth needed compost). Sol portion must be sand or sandy loam as defined by the
<br />SAND COLL,4R OR to achieve a total depth of 12-inches or uncompacted soil after USDA. Place 3-inches of imported topsoil mix on surface and till into
<br />COR-N-SEAL TY�. calculated amount of amendment is added, see specific subsections 2-inches of soil. Water or roll to compact soil to 85-percent maximum.
<br />below). Entire surface should be disturbed by scarification. Do not scarify Rake to level, and remove surface rocks lar er than 1-inch diameter.
<br />6° OR 8" FVC P!PE AS 9
<br />REQ'D. within drip line of existing trees to be retained.
<br />Within Stormwater Drainage System locations or Landscape Areas (10-
<br />TYPE 'B' CB, �t� SID Percent organic content) - Place and rototill 3-inches of composted
<br />DRAWING 403 material into 5-inches of soil (a total depth of about 9.5-inches, for
<br />a settled depth of 8-inches). As noted previously, subsoil's below this
<br />layer should be scarified at leost 4-inches, for a finished minimum
<br />depth of 12--inches of uncompacted soil. Water or roll to compact soil
<br />to 85-percent of maximum. Rake to level, and remove surface woody
<br />debris and rocks larger than 1-inch diameter.
<br />OP�ON 2- Stockpile Site Topsoils Prior to Gradi_ng for Reapplication•
<br />If placed topsoil plus compost or other organic material will amount to
<br />less than 12-inches: scarify or till subgrade to depth needed to achieve
<br />12-inches of loosened soil after topsoil and amendment ore ploced.
<br />Entire surface should be disturbed by scarification. Do nat scarify within
<br />drip line of existing trees to be retained.
<br />Stockpile and cover soil with weed barrier material that sheds moisture
<br />yet allows air transmission, in approved location, prior to grading.
<br />Replace stockpiled topsoil prior to planting.
<br />Within Stormwater Drainage System locations or Landscaped Areas (10-
<br />percent organic content) - Place and rototill 3-inches of composted
<br />material into 5-inches of replaced soil (a total depth of about 9.5-
<br />inches, for a settled depth of 8-inches). Subsoils below this layer shoul�
<br />be scarified at least 4-inches, for a finished minimum depth of 12-
<br />inches of uncompacted soil. Rake beds to smooth and remove rocks
<br />larger than 2-inches in diameter. Mulch areas with 2-inches of organic
<br />mulch or stockpiled duff.
<br />wthin Lawn Arecs (5-percent organic content) - Place and rototill 1.75
<br />inches of composted material into 6.25-inches of replaced soil (a total
<br />�,�����/�� ammendment depth of about 9.5-inches, for a settled depth of 8-
<br />> '�' inches . Subsoils below this la r should be scarified at least 4-inches,
<br />1�U�3L1 l�iURKS D�Pr�R`�",�'i�"�� � ) �
<br />�� �� for a finished minimum depth of 12-inches of uncompacted soil. Water
<br />BY ��L, ,� � or roll to compact soil to 85-percent of maximum. Rake to level, ond
<br />remove surface woody debris and rocks larger than i-inch in diameter.
<br />DATE I�/�— ���f
<br />CITY OF EVERETT REVIEWED FOR PERMIT
<br />,',i'i-'r�UV�v
<br />'JG & COMNII:��+� :
<br />��EVE OP ENT DE:
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<br />Project
<br />Propaly One�s
<br />nd�� rb�t
<br />Prajecl neo-ess�
<br />2%�% ��C $f7'ECt
<br />Everett, Washingtm 48201
<br />�«_�
<br />c�.�Rd c�,o-a�ie,py.
<br />Pia�er Ccnstructicn Savices
<br />303 - 91st Ave N.E., E502/b3
<br />Lake Stevens, Washirgtai 98258
<br />—
<br />�Rick Fuller (425) 5G19-2840
<br />��:�., c�auam����.
<br />Acd.�.
<br />I)irectory:
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<br />Aatlress:
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<br />7il�E:
<br />Parking Lot
<br />Layout Plan
<br />Drawn:
<br />D. Almond
<br />Date:
<br />01/15/2016
<br />Fion:
<br />C1
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