HomeMy WebLinkAboutBLD2006-00455 • BUILDING PERMIT •
Jefferson County Department of Community Development
621 Sheridan Street, Port Townsend, WA 98368
(360)379-4450 FAX (360)379-4451
PERMIT #: BLD06-00455 Received Date 08/7/2006
SITE ADDRESS: 107 LUDLOW BAY RD Issue Date 09/26/2006
PORT LUDLOW, 98365
APPLICANT: STEPHEN L CHASE JR PHONE: 360-4-a-7-7-6 T
PATRICIA ANN CHASE IA" -6(0.5
PO BOX 65156
PORT LUDLOW WA 983650156
SUBDIVISION: LUDLOW BEACH TRS 1 Block: Lot: PAR E
PARCEL NUMBER: 968700106 Section: 16 Township: 28 N Range: 01 E
CONTRACTOR: TOWN & COUNTRY POST & FRAME PHONE: 425-743-1555
16521 HWY 99
SUITE C
LYNNWOOD WA 98037-3161
Contractor's License: TOWNCPF099LT Expires: V§67 691
PROJECT DESCRIPTION: NEW POLE BUILDING
CALL IN FOR THE REQUIRED INSPECTIONS THAT APPLY TO YOUR PROJECT.
SETBACKS:
UFFER:
Footing:
Foundation:
Stormwater FINAL Approval:
Underground Plumbing:
Underground Insulation:
Shear Wall :
Sheathing:
Framing:
Plumbing:
Propane Tank/ Lines:
Insulation:
Sheetrock:
Septic Sytem Final Approval MUST be obtained before final of structure can be attempted.
Road Approach Final Approval:
Zoning Final Approval:Final/Occupancy Approval: '�'��
20,1 '
HEALTH DEPARTMENT AND PUBLIC WORKS APPF OVAL REQUIRED PRIOR TO FINAL INSPECTION
THIS PERMIT IS VALID FOR ONE YEAR OR IT MUST BE PROPERLY RENEWED
BUILDING INSPECTION HOT-LINE 379-4455. CALL 24 HOURS IN ADVANCE TO SCHEDULE INSPECTIONS.
Office Hours 9:00 a.m. -4:30 p.m.
HOT LINE AVAILABLE 24 HOURS A DAY
SPECIAL CONDITIONS APPLY - SEE REVERSE
ILDING PERMIIT APPLICATION MLA06-00445
Review Type: I
Jefferson County Department of Community Development
621 Sheridan Street Poit Townsend, WA 98368
PERMIT #: BLD06-00455 Received Date: 8/7/2006
SITE ADDRESS: 107 LUDLOW BAY RD
PORT LUDLOW, 98365
ett3 -0
OWNER: STEPHEN L CHASE JR PHONE: 360-437-7627(46
PATRICIA ANN CHASE
PO BOX 65156
PORT LUDLOW WA 983650156 LUDLOW BEACH TRS 1
SUBDIVISION: Block: Lot: PAR E
PARCEL NUMBER: 968700106 Section: 16 Township: 28 N Range: 01 E
CONTRACTOR: TOWN & COUNTRY POST & FRAME PHONE: 425-743-1555
16521 HWY 99
SUITE C
LYNNWOOD WA 98037-3161
Contractor's License TOWNCPF099LT Expires 6/30/2007
REPRESENTATIVE: PHONE:
PROJECT DESCRIPTIOI NEW POLE BUILDING
TYPE OF WORK GAR SQUARE FOOTAGE:
TYPE OF IMP NEW MAIN:
VALUATION 20,600.00 ADD'L: HEAT TYPE:
CODE EDITION: 2003
OCCUPANCY: HEAT BASE: HEAT TYPE:
OCCUPANCY: UNHEATED: #OF STORIES:
CONST TYPE: OTHER: SHORELINE:
CONST TYPE: GARAGE: 864 SETBACK:
DECK: BANK HEIGHT:
SEWAGE DISPOSAL: ` e(
WATER SYSTEM: 0 y ro,„.
BEDROOMS: BATHROOMS:
Exist: Exist:
Prop: Prop:
Total: 0 Total: 0
Routing Date:gi g J//0 co
Type Amount Paid By: Date: Receipt: Approved/Date
Permit $335.25 CJZ 08/04/06 81410 APPRO\/EtD
Plan Check $217.91 CJZ 08/04/06 8'1410
State Building Code $4.50 CJZ 08/04/06 8'1410
Total: $557.66
Jefferson County Planning
& Building Department
•
SPECIAL CONDITIONS FOR CASE t BLD06-00455 •
1.) Wetland Buffers are areas that shall be maintained in their natural condition.The wetland
delineation report prepared by Wiltermood Associates (4/6/2006) delineates a Category III
palustrine wetland running along the seaonal stream (Type 4 stream) drainage through a
forested portion of the parcel. Jefferson County Code Chapter 18.15.340 requires a
50-foot setback, measured perpendicularly from the wetland edge, for a Category III
wetland.This setback is to be a buffer that is permanently maintained with no filling,
grading, clearing, or other alteration allowed.
The same report also delineates a Category I estuarine wetland running off site along the
north and northeast sides of the property. Jefferson County Code Chapter 18.15.340
requires a 150-foot setback from a Category I wetland, measured perpendicularly from the
wetland edge, to be permanently maintained with no filling, grading, clearing, or other
alteration of the wetland or its buffer allowed.
A combination of factors restricting this lot provide no alternative building site other than
the proposed site. This will require a buffer reduction for the Category I estuarine wetland.
The maximum buffer reduction is 50%.
2.) Buffer perimeters shall be marked with temporary signs at an interval of one per parcel or
every one hundred (100) feet, whichever is less. Signs shall contain the following
statement: "Wetland & Buffer- Do Not Remove or Alter Existing Vegetation."
3.) A permanent physical separation along the upland boundary of the stream and wetland
buffer areas shall be installed and permanently maintained. Such separation can include
installing logs, trees, a hedgerow, or any other prominent physical marking approved by
the DCD Administrator.
4.) VOLUNTARY MEASURES OF COASTAL &AT RISK SIPZ:
Water conservation measures:
1. Roof and other intercepted precipitation shall be routed to on-site detention ponds
and/or other approved means and allowed to be released to the soil slowly.
2. Water collected from Storm water and roof catchments may be used for watering
lawns and gardens. Unless catchment water has been treated to meet drinking water
standards, there shall be no cross connections allowed between the potable supply and
impounded water.
3. Water withdrawn from wells on each property shall not be used for watering of lawns
and/or gardens.
4. Ground water withdrawn from each property shall be restricted to a rate of three (3)
gallons per minute.
5. Installation of water conserving fixtures such as low flow toilets, faucets and shower
restrictors and other water saving plumbing fixtures.
6. Landscaping plan (xeriscaping, native vegetation with minimal amounts of irrigation).
Please NOTE that the above listed measures are not intended to be exhaustive, but rather
is intended to be illustrative of the types of water conservation measures.
5.) MANDATORY MEASURES FOR COASTAL SIPZ:
1. For proof of potable water on a building permit application, applicant must utilize
DOH-approved public water system if available.
2. If public water is unavailable, a qualifying alternative system may be used as proof of
potable water or an individual well may be used as proof of potable water subject to the
following requirement:
a. Chloride concentration of a laboratory-certified well water sample submitted with
building permit application.
3. If public water is unavailable, a qualifying alternative system may be used as proof of
potable water.
6.) Outdoor residential storage shall be maintained in an orderly manner and shall create no
fire, safety, health or sanitary hazard.
7.) Not more than 2 unlicensed vehicles shall be stored on any lot unless totally s reened
from view of neighboring dwellings and rights-of-way. Such screening shall meet all
applicable performance and development standards specific to the district in which the
storage is kept, and shall be in keeping with the character of the area. Screening shall
meet the requirements of Chapter 18.30 JCC. Outdoor storage of 3 or more junk motor
vehicles is prohibited except in those districts where specified as an autormobile wrecking
yard or junk (or salvage)yard and allowed as a permitted use in Table 3-1 or Chapter
18.18 JCC, and such storage shall meet the requriements of JCC 18.20.100, Automobile
wrecking yards and junk (or salvage) yards. In no case, shall any such junk motor
vehicles be stored in a critical area.
8.) Lighting fixtures shall be designed and hooded to prevent the light source from being
directly visible from outside the boundaries of the property. The intensity or brightness of
all lighting, during construction and after project completion shall not adversely affect the
use of surrounding properties or adjoining rights-of-way.
9.) The building height is not to exceed 35 feet.
10.) Construction of structures on these residential lots are subject to the following setbacks:
A) minimum front yard setback shall be 20-ft from Ludlow Bay Road and B) mimimum
side setback from adjacent neighbor shall be 5 ft.
11.) All construction activities shall not encroach upon the buffer. This includes the storage or
preparation of materials.
12.) All noise emitting machinery that cannot in any other way operate below the maximum
permitted noise level shall be housed in a sound-attenuating structure.
13.) An engineered Stormwater Site Plan and Drainage Report has been submitted and
approved by the Department of Community Development. Once the subject permit has
been issued the applicant shall fully implement the provisions of the submitted plan and
contact the Jefferson County Department of Community Development to arrange a
schedule to inspect the property for plan compliance. A Certificate of Occupancy will not
be issued until the Department verifies plan compliance. No clearing for roadways or
utilities shall occur on the project site until clearing necessary for the installation of
temporary sedimentation and erosion control measures have been completed.
14.) A Certificate of Occupancy will not be issued until the Department has verified final
mitigation restoration and enhancement with native plantings is in place pursuant to a
reviewed and approved buffer mitigation plan. Biololgist Mudra Bergan of Wiltermood
Associates Inc, WDFW, WDOE, and Jefferson County Dept. of Community Development
will review and approve the mitigation plan on an "as built" basis. The fifth-wheel vehicle
will only be allowed to remain on the restoration site on a permanent basis if approved by
WDFW, WDOE and Jefferson County. The approval will only be granted after review of
the "as built" restoration plans.
15.) An additional setback of five (5) feet is required from the edge of the stream buffer area to
the proposed development.
16.) PRIOR TO FINAL BUILDING OCCUPANCY, PROPONENT SHALL SUBMIT A WRITTEN
LETTER FROM MATHEW MACLEARNSBERRY, P.E. STATING THAT THE PROPOSAL
WAS CONSTRUCTED IN ACCORDANCE WITH THE REQUIREMENTS OF THE
"DRAINAGE REPORT FOR CHASE RESIDENCE" DATED AUGUST 24, 2006 AND
STORMWATER SITE PLAN DATED AUGUST 22, 2006 AS PREPARED BY MATHEW
MACLEARNSBERRY, PE OF MACLEARNSBERRY ENGINEERING, P.S.
17.) Buffer perimeters shall be marked with temporary signs at an interval of one per parcel or
every one hundred (100) feet, whichever is less. Signs shall be in place prior to and
during construction activities. The signs shall contain the following statement: "Buffer- Do
Not Remove or Alter Existing Vegetation."
18.) All construction activities shall not encroach upon the buffers. This includes the storage or
preparation of materials.
19.) Buffers shall remain naturally vegetated. where buffer disturbance occurred during
construction replanting with native vegetation shall be required. Minor pruning of
vegetation to enhance views may be permitted on a case-by-case basis with prior
approval by the Jefferson County Department of Community Development.
I:\F_BLD_Permit_Buildng.rpt 10/29/1999
,...
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. . ,
MACLEATFNSBERRY ENGINRRING, .93 P S Civil Engineers 0 Land Planners
DRAINAGE REPORT
FOR
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APPROVED
STO\RMWATER PLAN
JEFFERSON COUNTY
Prepared for: DEPT.OF COMMUTTliDEyEkc9.7 ,
SIGNATURE;-•:3 tia-t-Xia--,--,jt '
FPITPCI ..K. Pfii'a Cil I.A S i••.'
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AUGUSF 24, 200(j
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. I ExPIREs ,/,710.C-- I
59 Wyatt Way NE P.O. 60X 6532
6aimbridde island WA 98110 port Ludlow W .
96365
(206) 842-77-1 !.360) 437-04:50
(206) 780-2408 (facsimile) (2061780-
2408 !facsimile)
• •
CHASE DRAINAGE REPORT
• Site Description
The Chase project is a 1.5 ac. single-family residential development consisting of the
southerly portion( Parcel B ) of lot 4 of Ludlow Beach Tracts. Access to the site is from
Ludlow Bay Road via an easement across Lot 1 of the Amended Dunkle Short Plat. (see
Figure 1-vicinity map). A category III wetland with associated type 4 stream is located on
the southerly portion of the site. The site slopes towards the east and is divided into two
moderately sloped terraces, which are separated by a steep slope. Vegetation on the two
terraces is sparse and the balance of the site ( primarily the wetland area ) is forested. The
underlying soils are identified as
Cassolary-Kitsap complex and Lummi silt loam. These soil types are primarily classified
in SCS group"C" limiting the potential for stormwater infiltration.(see Figure 2)
Proposed Improvements
The owners of the property desire to construct a 2640 sf. single-family residence and an
864 sf. detached garage. The proposed onsite gravel driveway will be extended in to the
property from the south. The driveway will be nine feet in width and approximately 163
feet in length for an area of 1469 sf. Considered as impervious surface, the driveway
together with the two structures totals 4973 sf.
Applicable Standards
The project is subject to the development standards of Jefferson County and Washington
State Department of Ecology Stormwater Management Manual. The development
proposal will create more than 2000 sf. but less than 5000 sf. of new impervious surface.
In addition the development will convert less than 3/4 of an acre of native vegetation
(pervious surface)to landscape. Consequently, this proposal must comply with Minimum
Requirements 1 —5 of the DOE manual. These are addressed as follows:
Minimum Requirement# 1: Preparation of Stormwater Site Plans
A stormwater site plan has been prepared illustrating the proposed improvements and
permanent mitigating measures described herein.
Minimum Requirement#2:.Construction Stormwater Pollution Prevention (SWPPP)
Incorporate into the stormwater site plan are the SWPPP requirements for temporary
Erosion and sedimentation control as they apply to construction and site stabilization.
These include clearing limits, silt fencing, a gravel construction entrance and specif-
ications for best management practices (BMP'S) such as mulching and hydroseeding.
The Elements( 1-12 )that are applicable to this project have been addressed.
• • •
Minimum Requirement# 3:Source Control of Pollution
The limited size and nature of this development suggests that pollutant levels will be
Minimal. Implementation of the recommended erosion control BMP'S should
adequately address construction related pollutants, ie. sediment transport. Pollutants
associated with vehicular traffic on the access driveway will be mitigated by
dispersion of runoff through vegetative ground cover.
Minimum Requirement# 4: Preservation of Natural Drainage Systems and Outfalls
The existing flow path of stormwater runoff from the site will be maintained after
development of the site. Runoff from the site is currently un-concentrated sheet flow.
The proposed dispersal system will mimic this condition to the maximum extent
possible.
Minimum Requirement# 5: On-site Stormwater Management
The proposed development is greater than 22,000 sf. and the underlying soils are not
adequate for an infiltration system. The increase in stormwater runoff as the result of
development of the site will be mitigated by installing an on-site dispersal system
consistent with section 3.1.2 of the Stormwater Management Manual. The on-site
vegetated flow path will be a minimum of 50 ft. to the top of bank of the steep slope.
Two trenches will be provided totaling 75 ft. in length so as to disperse runoff from
the building downspouts and the access driveway. Critical area buffer enhancement
will also be provided on-site along the dispersal flow path.
Dispersal System Sizing
The proposed dispersal system will be installed and configured in conformance with
figure 3.6.(enclosed)Ten feet of trench will be installed per 700 sf. of contributing
impervious surface area and the maximum length per trench section will be 50 feet.
This requires two trench sections sized as follows:
Section one
%2 of house + 1/2 of garage = 1320 +432 = 1752 sf.
Trench length =(1752 / 700) (10) =25 ft.
Length provided = 25 ft.
Section two
°/2 of house + '/2 of garage+ driveway = 1320+432 + 1469=3221 sf.
Trench length = (3221 / 700) (10)=46 ft.
Length provided = 50 ft.
•
•
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treatrriert in rural B.rBba level.Align to follow co Mows ofsite.
SECTION A"A 4.Support pcL--Tt spacing as required by
NTS soil conditions to ensure grade boaud
remains level
Figure 3,6 Standard Dispersion Trench with Notched Grade Board
August 2001 Volume Ill— Hydrologic Analysis and Flow Control BMPs 3-13
JEFFERSON CcFY AREA. WASHINGTC''• — SHEET ,MBER(Joins sheet 52)
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.. Orr c AUG - 4 2006 u
�� Od. JEFFERSON COUNTY i
W ' ;
DEPARTMENT OF COMMUNITY DEVELOPMENT
`' - ` `4 M 621 Sheridan Street • Port Townsend •Washington 98368 ,• I
360/379-4450 • 360/379-4451 Fax
' v p� www.co.jefferson.wa.us/commdevelopment
Master Permit Application MLA: n(,, _ 42-5
Project Description(include separate sheets as necessary): Con J•rr t) L' - 1 - 2 4 K 3 (0 V /0 poC�
Tax Parcel Q /_ Q •7co /®40 Pro rty /• 3
Number: I (f7 USize: acre quare feet)
Site Address and/or Directions to Property: I D 7 LUd I I' d -Qt P,a`�I; Xi
Property Owner(s)of Record: , \ �
Telephone: 510O y 31-- 7(o Z-2 300--(00ej'O(Q(L email:
Mailing Address: PO OO)c ( `�/S to t-'f- Li),-)I o t,J ( 9 36,
Applicant/Agent(if differenttf from owner):'a »0�A-�.,.- �� ,
Telephone: 4t25 7T3 /66 i Fax: 4/Z�J 74a g37j' email: f/Yl� ` �`j �d y/ b..f c &)
Mailing Address: /(Puma? / 1�W V 9j 7 "'-tom tom, Lynn t t cy led- � ?7
What kind of Permit?(Check each box that applies) ""`
. uilding ❑ Variance(Minor,Major or Reasonable Economic Use)
❑ Demolition Permit ❑ Conditional Use[C(a),C(d),or C]**
❑ Single Family �1� ��` ❑ Discretionary"D"or Unnamed Use Classification
N(Garage Attache. • - -. i i nd�, ❑ Special Use(Essential Public Facilities)'"'
❑ Manufactured Home () ❑ Boundary Line Adjustment
• Modular 0 Short Plat**
❑ Commercial* ❑ Binding Site Plan
❑ Change of Use ❑ Long Plat**
❑ Address I Road Approach 0 Planned Rural Residential Development(PRRD)/Amendments**
❑ Propane ❑ Plat Vacation/Alteration*•
Allowed"Yes"Use Consistency Analysis ❑ Shoreline Master Program Exemption/Permit Revisions**
Stormwater Management ❑ Shoreline Management Substantial Development**
Site Plan Approval Advance Determination(SPAAD)* Shoreline Management Variance
❑ Temporary Use ❑ Comprehensive Plan/UDC/Land Use District Map Amendment
❑ Wireless Telecommunication• ❑ Jefferson County Shoreline Master Program Amendment
❑ Forest Practices Act/Release of Six-Year Moratorium
*May require a Pre-Application Conference **Requires a Pre-Application Conference
Please identify any other local, state or federal permits required for this proposal, if known:
DESIGNATION OF AGENT b—f—j
I hereby designate E> AitsatWeto act as my agent in matters relating to this application for permit(s).
OWNER SIGNATURE Date:
t
By signing this application form,the owner/agent attests that the information provided herein,and in any attachments,is true and correct to the best of
his,her or it's knowledge. Any material falsehood or any omission of a material fact made by the owner/agent with respect to this application packet
may result in this permit being null and void.
I further agree to save,indemnify and hold harmless Jefferson County against all liabilities,judgments,court costs,reasonable attorney's fees and
expenses which may in any way accrue against Jefferson County as a result of or in consequence of the granting of this permit.
44 I further agree to pro access and right of entry to Jefferson County and i employees,representatives or agents for the sole purpose of application
review and any r it later inspections.Access ri t of entry to ' property shall be requested and shall occur only du .g regular business
hours. , -�J �}
Signature: / _e
/44
L Date: / � C/ ,
The action or actions Applicant will undertake as a result of the issuance of this permit may negatively impact upon one or more threatened or
endangered species and could lead to a potential"take"of an endangered species as those terms are defined in the federal law known as the
"Endangered Species Act"or"ESA."Jefferson County makes no assurances to the applicant that the actions that will be undertaken because this
permit has been issued will not violate the ESA. Any individual,group or agency can file a lawsuit on behalf of an endangered species regarding your
action(s)even if yo re in compliance with th ffe son County.-•:opment code.The Applicant acknowledges that he,she or it holds individual
and non-transf b e tyh
to n .l .� •ith the ESA. The Applicant has read this dis i r and gns and dates it below.
Signature: " ,. ` Date: r %/ op
C:\Documents and Settings\mochil\Desktop\Master Permit Application 7-8-04.doc
•
7-- -
OWNER BUILDER STATEMENT
The signer of this ent does hereby ce • that they are the ewners of the parcel referenced herein,that they are not licensed contractors and that
::::
as mi the e ty of , )-ral Co�;,�for the proposed projet.:! i�ti- I1f'f . Date: 7�Z% �/
fiU � - 4 2006
GENERAL CONTRACTOF Town& Country Post Frame Building PHONE: FAX:
16521 HWY 99 Ste C ( ) ( ) ,i_",f
MAILING ADDRESS: Lynnwood, WA 98037 EMAIL: —'
CONTRACTOR'S LICENS 425-742-1691Fax 425-743-1555 Ext.240 WAINS
NUMBER: LIC#TOWNCPF099LT (50/' NUMBER
ARCHITECT/ENGINEER: (,� PHONE ( ' ) FAX:( )
MAILING ADDRESS: 1/ !l ! / (5/0n EMAIL
Project Type: Frame Type: Bathrooms: Shoreline: Type
pe of Sewage Disposal:
.New 0 Wood Existing: Sewer
O Addition 0 Steel Proposed: Bank 0 Community System
❑ Alteration/Remodel ❑ Concrete Total: Height: ❑ Individual System
❑ Repair ❑ Mason SEP Permit#
Bedrooms:
O Demolition X Other. Water Supply:
Existing: Setback: ❑ private well 0 Two Party
Type f Heat: Proposed: yVublic
AO / Total: _er Name of System:fY,
If this is a Commercial Project you must answer the following:
Number of Parking Spaces: Current: P oposed: Number of ADA Parking Spaces:
Number of occupants(includes owners,tena • - .loy s, :it ) Current Proposed
IBC Occupancy: IBC Type o, • Jcti : -- Will you have Food Service? Yes / No
If this is a Propane Tank and/or Applian• I . ati n4,-117,mark all items below that apply:
I Underground Tank j Above ground Ta Size of Propane Tank:
I Heat Stove I Cook Stove I Woodst. e 'it lac: In• 'rt I Hot Water Tank I Pellet Stove I Other
Is this appliance being installed in a • anu .. ed/ 'obi e Home? Yes / No
When applying for a permit to insta a propane tank you must also submit a site plan showing all of the buildings,all property
lines, tank location and size, distances from the propane tank to all property lines,buildings and septic system components,
including the reserve area.
Square Footage For Office Use Only C(�.J�
Current Proposed Amount
Main Floor ConsistencReview:
2Nu Floor Base fee:
a35.
3`d Floor Additional Section:
Mezzanine: Plan Check fee:
Ql r7.q l
Heated Basement State Surcharge fee: C )
Unheated Basement Pot Water Review fee:
Other Unheated 911/Rd Approach fee:
Garage/Carport ( �
TOTAL: $ I5 4 CPC'
Decks Receipt Number. Q 11 1 O
Otherf e, /5j Tip yPItylio.tJD Cash/Check Number: O7
ESTIMATED CO D) 13q I,p Date: 6 j0�
Fair ma ue of a an mated s dation to finish
20/ /„OD Initials:
C:\Documents an etnngs\modal\Desktop\Master Permit Application 7-8-04.doc
STF
EROSION CONTROL NOTES
THE FOLLOWING EROSION AND SEDIMENTATION CONTROL NOTES APPLY TO ALL
CONSTRUCTION SITE ACTIVITIES AT ALL TIMES, UNLESS OTHERWISE
SPECIFIED ON THESE PLANS:
1. THE OWNER AND HIS/HER CONTRACTOR SHALL BE RESPONSIBLE AT ALL
TIMES FOR PREVENTING SILT -LADEN RUNOFF FROM DISCHARGING FROM
THE PROJECT SITE. FAILURE BY THE OWNER AND/OR CONTRACTOR CAN
RESULT IN A FINE. THE DESIGNATED TEMPORARY CONTACT PERSON
NOTED ON THIS PLAN MUST BE AVAILABLE FOR CONTACT BY TELEPHONE
4 HOUR BASIS THROUGHOUT CONSTRUCTION
ON A 2 N CTION AND UNTIL THE
PROJECT HAS BEEN COMPLETED AND APPROVED BY THE COUNTY.
2. THE IMPLEMENTATION OF THIS SWPPP AND THE CONSTRUCTION
MAINTENANCE, REPLACEMENT AND UPGRADING OF THIS SWPPP
IS THE RESPONSIBILITY OF THE OWNER AND/OR CONTRACTOR FROM THE
BEGINNING OF CONSTRUCTION UNTIL ALL CONSTRUCTION IS COMPLETED
AND APPROVED BY THE COUNTY AND THE SITE IS STABILIZED.
3. PRIOR TO BEGINNING ANY WORK ON THE PROJECT SITE, A PRE -
CONSTRUCTION CONFERENCE MUST BE HELD, AND SHALL BE ATTENDED BY
THE GENERAL CONTRACTOR THE BUILDING INSPECTOR, REPRESENTATIVES
FROM AFFECTED UTILITIES AND A REPRESENTATIVE OF THE COUNTY.
4. ANY ROCKED CONSTRUCTION ENTRANCES SHOWN ON THIS PLAN SHALL BE
INSTALLED PRIOR TO BEGINNING CONSTRUCTION. IN ADDITION,
EQUIPMENT FOR THE CLEANING OF PUBLIC ROADWAYS SHALL BE
AVAILABLE AT ALL 11MES DURING CONSTRUCTION.
5. THE EROSION AND SEDIMENTATION CONTROL FACILITIES SHOWN ON THIS
PLAN ARE TO BE CONSIDERED ADEQUATE BASIC REQUIREMENTS FOR THE
ANTICIPATED SITE CONDITIONS. DURING CONSTRUCTION, DEVIATIONS
FROM THIS PLAN MAY BE NECESSARY IN ORDER TO MAINTAIN WATER
QUALITY. MINOR DEPARTURES FROM THIS PLAN ARE PERMITTED
SUBJECT TO THE APPROVAL OF THE COUNTY INSPECTOR. HOWEVER,
EXCEPT FOR EMERGENCY SITUATIONS, ALL OTHER DEVIATIONS FROM
THIS PLAN MUST BE DESIGNED BY THE PROJECT MANAGER AND
APPROVED BY THE COUNTY INSPECTOR PRIOR TO INSTALLATION.
6. ALL EROSION AND SEDIMENTATION CONTROL MEASURES SHALL BE
INSPECTED BY THE OWNER AND/OR CONTRACTOR ON A FREQUENT BASIS
AND IMMEDIATELY AFTER EACH RAINFALL, AND MAINTAINED AS
NECESSARY TO INSURE THEIR CONTINUED FUNCTIONING. ALL SEDIMENT
MUST BE REMOVED FROM SILT FENCES, STRAW BALES, SEDIMENT PONDS,
ETC. PRIOR TO THE SEDIMENT REACHING 1/2 ITS MAXIMUM POTENTIAL
DEPTH.
7. AT NO TIME SHALL CONCRETE, CONCRETE BY-PRODUCTS, VEHICLE
FLUIDS, PAINT, CHEMICALS, OR OTHER POLLUTING MATTER BE
PERMITTED TO DISCHARGE TO THE TEMPORARY OR PERMANENT DRAINAGE
SYSTEM, OR TO DISCHARGE FROM THE PROJECT SITE.
B. ALL WORK SHALL BE DONE ACCORDING TO BEST MANAGEMENT
PRACTICES AS DEFINED IN THE DOE STORM WATER MANAGEMENT MANUAL
FOR THE PUGET SOUND BASIN.
FINISH FLOOR
111/2"
Z
f
lz l:
1 Y2" X 5Y2"
0 FINISH GFRADE
O Z
N o
in
CRAWL SPACE
2" MIN.
FOOTING DRAIN — 4" PERFORATED PIPE AROUND
ENTIRE PERIMETER, WITH WASHED ROCK BACKFILL
DRAIN TO DAYLIGHT
TYPICAL BUILDING/GRADE RELATIONSHIPS(@
N. T. S.
6,-0S' X 2" X 2" POSTS
NTo GRO 2 FEET
INTO GROUND
4
N
WIRE MP
NOTE: POSPTION FILTER FABRIC
SILT INTERCEPT 5WALE MAY BE 5" OVER ENTIRE TRENCH
SUBSTITUTED FOR SILT FENCE PERIMETER AND BACKFILL
WHERE APPROPRIATE. �1' WITH NATIVE MATERIAL
ON THE UPSLOPE SIDE
SILT FENCE OF THE TRENCH.
RQPU 0
Ey,\51\NG S�FOG �i�r
9C.p�S cFpy('•pF0
Fq
F� lFS o. r
FO �
oy,s S0,� 0,,O'P
R= 25' MIN. F
12" MIN.
4" - 8" QUARRY SPALLS 1y �,\N•
PROVIDE FULL WIDTH OF�
INGRESS/EGRESS AREA
STABILIZED CONSTRUCTION ENTRANCE
NO SCALE VG -
NO SCALE
STRAW BALE SWAL 4
(USE AS REQUIRED) -
STABILIZATION NOTES STABILIZATION NOTES (CONT'D.)
CONTROL MEASURE: STABILIZED CONSTRUCTION ENTRANCE.
CONTROL MEASURE: TEMPORARY EROSION CONTROL SEEDING. (SEE ALSO
PURPOSE: REDUCES THE AMOUNT OF DEBRIS TRANSPORTED ONTO PUBLIC ROADS FROM
TOPSOILING, SURFACE ROUGHENING, MULCHING, PLASTIC
CONSTRUCTION EQUIPMENT BY ACTION OF VEHICLE TIRES TRAVELING OVER GRAVEL PAD
SHEETING AND NETS AND MATS).
REMOVING MOST MUD AND DEBRIS FROM TIRES.
PURPOSE: REDUCES EROSION AN; SEDIMENTATION BY TEMPORARILY STABILIZING EXPOSED
DESIGN CRITERIA/SPECIFICATIONS:
SOILS FOR UP TO 1 YEAR.
DESIGN: (1) SEE DETAIL 2-C-1, (2) STABILIZED CONSTRUCTION ENTRANCES
DESIGN CRITERIA/SPECIFICATIONS: (1) SEEDING CAN BE DONE DURING THE PERIOD OF
SHOULD BE LOCATED WHEREVER VEHICLE ACCESS ROUTES INTERSECT PAVED ROADS 3
()
MARCH 1 THROUGH SEPTEMBER 30 IF PLANTED BETWEEN MAY 1
( M 5 AND AUGUST 15 IRRIGATION
MATERIAL SHOULD BE QUARRY SPALLS, 4" - 8" SIZE; (4) THE ROCK PAD SHOULD BE AT EAST
MAY BE REQUIRED). SEEDING CAN .30MET1MES ALSO BE DONE SUCCESSFULLY DURING THE
12-INCHES THICK AND 100 FEET IN LENGTH. LENGTH MAY BE REDUCED TO 50-FEET FOR SITES
REMAINDER OF THE YEAR OCTOBER 1 THROUGH FEBRUAR Y 29, PROVIDED THAT THE SEED BED
WITH MINOR GRADING LESS THAN 1 ACRE OF EXPOSED SOIL 5 WIDTH SHOULD BE THE
( ), () E FULL
IS IMMEDIATELY STABILIZED BY MULCHING NET AT
I D /M S OR PLASTIC SHEETING; (2) SITE
WIDTH OF THE VEHICLE INGRESS AND EGRESS AREA. MINIMUM WIDTH SHOULD BE 20-FEET.
PREPARATION, INCLUDING THE INSTALLATION OF SURFACE RUNOFF CONTROL MEASURES,
ADDITIONAL SUBGRADE STABILIZATION SUCH AS A GEOTEXTILE MAT MAY BE REQUIRED.
SHOULD BE COMPLETED PRIOR TO SEEDING. THE SEED BED SHOULD BE FIRM BUT NOT
COMPACT, WITH A FAIRLY FINE SURFACE. SURFACE ROUGHENING SHOULD BE DONE AT RIGHT
PROCEDURE: (1) A FILTER FABRIC FENCE SHOULD BE INSTALLED DOWNHILL FROM THE
ANGLES TO THE SLOPE AND PREFERABLY TRACK WALKED UP SLOPE. TRACK WALKING IS
CONSTRUCTION ENTRANCE TO INTERCEPT AND CONTAIN ANY SEDIMENT -LADEN RUNOFF FROM
IVI R TRACTOR UP A.,.
DRIVING A CRAWLER D DOWN THE SLOPE, LEAVING A PATTERN OF CLEAT
THE ENTRANCE OR FROM TIRE WASHING; (2) IF THE ROCK PAD DOES NOT ADEQUATELY
IMPRINTS PARALLEL TO THE SLOPE CONTOURS; (3) HYDROSEEDING APPLICATIONS WITH
REMOVE THE MUD FROM VEHICLE WHEELS, THE WHEELS SHOULD BE HOSED OFF BEFORE THE
APPROVED SEED -MULCH-FERTIUZER MIXTURES MAY ALSO BE USED; (4) SOIL
VEHICLE ENTERS A PAVED STREET. THE WASHING SHOULD BE DONE ON AN AREA COVERED
AMENDMENTS/FERTILIZERS SHOULD P_ APPLIED AS RECOMMENDED BY SUPPLIERS. WHEN
WITH CRUSHED ROCK AND WAS WATER SHOULD DRAIN TO A SEDIMENT RETENTION FACILITY;
SEEDING OVER SUBSOIL (WITHOUT TC)SOIL), AVOID OVER -FERTILIZING, ESPECIALLY NEAR
(3) STREET CLEANING EQUIPMENT SHOULD BE AVAILABLE AS REQUIRED.
AQUATIC FEATURES. INSTEAD, USE MULCH TO ASSIST IN NOURISHING SOIL. PROJECT SITES
ADJACENT TO BODIES OF WATER MWT USE NON -PHOSPHORUS FERTILIZER; (5) APPLY AN
MAINTENANCE: (1) ENTRANCES MAY REQUIRE PERIODIC TOP DRESSING WITH 2-INCH STONE,
APPROPRIATE SEED MIXTURE TO THE PREPARED SEED BED AT A RATE OF 120 LBS. PER ACRE.
AS NECESSARY TO PREVENT TRACKING OR FLOW OF MUD ONTO PUBLIC ROADWAYS; (2) IF
TABLE 3-2** GIVES RECOMMENDED TEMPORARY EROSION CONTROL SEED MIXTURE.
SEDIMENT IS TRANSPORTED ONTO A ROAD SURFACE, THE ROADS SHALL BE CLEANED
MAINTENANCE: (1) INSPECT SEECED AREAS FOR FAILURE AND MAKE NECESSARY REPAIRS
THOROUGHLY AS A MINIMUM AT THE END OF EACH DAY. SEDIMENT SHOULD BE REMOVED
AND RESEED IMMEDIATELY; (2) SEED SHOULD BE SUPPLIED WITH ADEQUATE MOISTURE.
FROM ROADS BY SHOVELING OR SWEEPING. STREET WASHING SHOULD TAKE PLACE ONLY
SUPPLY WATER AS NEEDED, ESPECIALLY IN ABNORMALLY HOT OR DRY WEATHER, OR ON
AFTER SEDIMENT HAS BEEN REMOVED AS DESCRIBED ABOVE; (3) ANY ROCK SPALLS THAT
ADVERSE SITES. WATER APPLICATICN RATES SHOULD BE CONTROLLED TO PREVENT RUNOFF.
ARE LOOSENED FROM THE PAD AND END UP ON THE ROADWAY SHALL BE REMOVED
INSUFFICIENT AMOUNTS OF WATER WO' BE MORE HARMFUL THAN NO WATER.
IMMEDIATELY.
CONTROL MEASURE: CONSTRUCTION ROAD STABILIZATION. CONTROL MEASURE: PLASTIC SHEETING
PURPOSE: TEMPORARILY STABILIZES ROADS, PARKING AREAS, AND ON -SITE TRANSPORTATION PURPOSE: PROVIDES IMMEDIATE TEMPORARY EROSION PROTECTION TO SLOPES AND
ROUTES WITH STONE IMMEDIATELY AFTER GRADING, REDUCES EROSION CAUSED BY DISTURBED AREAS THAT CANNOT BE COVERED BY MULCHING. ALSO, PROTECTS DISTURBED
CONSTRUCTION TRAFFIC OR RUNOFF. AREAS WHICH REQUIRE COVERING D0NG PERIODS OF INACTIVITY IN WINTER MONTHS.
PLASTIC SHEETING IS THE PREFERREI` COVERING FOR SEED BEDS PLANTED DURING WINTER
DESIGN CRITERIA/SPECIFICATIONS: MONTHS, IN THAT IT NOT ONLY PROTECT AGAINST HEAVY RAINS BUT ALSO PROVIDES WARMTH
AND LIGHT TO PROMOTE GERMINATION AND GROWTH OF SEEDS.
DESIGN: (1) PROVIDE ROCK STABILIZATION WHEREVER THERE IS THE POTENTIAL FOR DESIGN CRITERIA/SPECIFICATIONS: fI) PLASTIC SHEETING SHOULD HAVE A MINIMUM
EROSION OF TEMPORARY CONSTRUCTION ROUTES BY CONSTRUCTION TRAFFIC DURING WET THICKNESS OF 6 MIL AND MEET THE ;iEQUIREMENTS OF WSDOT/APWA SECTION 9-14.5; (2)
WEATHER; (2) ROCK STABIUZATION MAY BE UNNECESSARY WHERE SOILS ON SITE ARE COVERING SHOULD BE INSTALLED AII! MAINTAINED TIGHTLY IN PLACE BY USING SANDBAGS
GRAVELLY, (3) A 6-INCH DEPTH OF 2" - 4" CRUSHED ROCK, GRAVEL BASE, OR CRUSHED OR TIRES ON ROPES WITH A MAXIMUIJ 10 F00' GRID SPACING IN ALL DIRECTIONS. ALL SEAMS
SURFACING BASE COURSE SHALL BE APPLIED IMMEDIATELY AFTER GRADING OR THE SHALL BE TAPED OR WEIGHTED D01'•1,FULL LENGTH AND THERE SHOULD BE AT LEAST A 10 -
COMPLETION OF UTIUTY INSTALLATION WITHIN THE RIGHT-OF-WAY. A 3-INCH COURSE OF 24-INCFI OVERLAP OF ALL SEAMS. `EAMS :HOULD THEN BE ROILED AND STAKED OR TIED;
ASPHALT TREATED BASE (ATM) MAY BE USED INSTEAD OF THE CRUSHED ROCK. (3) COVERING SHOULD BE INSTAL -EC IMMEDIATELY ON AREAS SEEDED DURING WINTER
PROCEEDURE: (1) WHERE FEASIBLE, ALTERNATIVE ROUTES SHOULD BE MADE FOR MONTHS, AND REMOVED AS SOON AS POSSIBLE ONCE VEGETATION IS WELL GROWN TO
CONSTRUCTION TRAFFIC; ONE FOR USE IN DRY CONDITION, THE OTHER FOR WET CONDITIONS PREVENT BURNING THE VEGETATION THROUGH THE PLASTIC SHEETING, WHICH ACTS AS A
WHICH INCORPORATES THE MEASURE LISTED BELOW; (2) TEMPORARY ROADS SHOULD GREENHOUSE; (4) WHEN NGVERR•: IS USED L UIC COED SLOPES, IT SHOULD BE LEFT IN
FOLLOW THE CONTOUR OF THE NATURAL TERRAIN TO THE EXTENT POSSIBLE. SLOPE SHOULD PLACE ETA THE NEXT SEEDING S IN ); (5) PLASTIC COVERING SHEETS SHOULD BE BURIED
NOT EXCEED 15 PERCENT. ROADWAYS SHOULD BE CAREFULLY GRADED TO DRAIN TWO FEET AT THE TOP OF SLOPES IP:ORDER TO PREVENT SURFACE WATER FLOW BENEATH
TRANSVERSELY. PROVIDE DRAINAGE SWALES ON EACH SIDE OF THE ROADWAY IN THE CASE SHEETS.
OF A CROWNED SECTION, OR ONE SIDE IN THE CASE OF A SUPER ELEVATED SECTION. (3) MAINTENANCE: PLASTIC COVERING HJST BE CHECKED OFTEN FOR RIPS AND PLACES WHERE
INSTALLED INLETS SHALL BE PROTECTED TO PREVENT SEDIMENT LADEN RUNOFF FROM THE PLASTIC MAY BE DISLODGED. Cf"TACT BETWEEN THE PLASTIC AND THE GROUND SHOULD
ENTERING THE STORM SYSTEM (SEE BMP'S ON FILTER INLET BARRIERS). ALWAYS BE MAINTAINED. ANY AIR BI r^_LES FOUND SHOULD BE REMOVED IMMEDIATELY OR
THE PLASTIC MAY RIP DURING -: IE `'-YT ;+gNDY PERIOD. RE-ANC-1-10- OR REPLACE AS
TAPINTEN",a C: INSPECT STABILIZED AREAS REGULARLY, ESPECIALLY AFTER LARGE STORM NECESSARY.
.-VENTS. ADD CRUSHED ROCK IF NECESSARY AND RE -STABILIZE ANY AREAS FOUND TO BE
£P.ODii:G. **-SEE TABLE 3-2, THIS SHEET
CONTROL MEASURE: DUST CONTROL.
PURPOSE: PREVENTS SURFACE AND AIR MOVEMENT OF DUST FROM EXPOSED SOIL SURFACES, yMd
DESIGN CRITERIA/SPECIFICATIONS: (1) MINIMIZE THE PERIOD OF SOIL EXPOSURE THROUGH
USE OF TEMPORARY GROUND COVER AND OTHER TEMPORARY STABIUZATION PRACTICES. (SEE
BARE GROUND BMP'S) (2) SITE SHOULD BE SPRINKLED WITH WATER UNTIL SURFACE IS WET,
REPEAT AS NEEDED. TO PREVENT CARRYOUT OF MUD ONTO STREET, REFER TO STABILIZED
CONSTRUCTION ENTRANCE BMP IN THIS SECTION. (3) SPRAY EXPOSED SOIL AREAS WITH AN
,kPPROPRIATE DUST PALLIATIVE. NOTE: OIL IS PROHIBITED FOR USE AS A PALLIATIVE.
a
OONTROL MEASURE: LIMIT CLEARING OF SITE. 4
PURPOSE: REDUCES LIKELIHOOD OF, OR EXTENT OF, TURBIDITY IN DOWNSTREAM a
STORMWATER BY MINIMIZING THE SOURCE OF SILT PICKED UP ON SURFACE RUNOFF.
DESIGN CRITERIA/SPECIFICATIONS: CLEARING SHOULD BE LIMITED TO THE MINIMUM AREA k" � q,6 �E
N=CESSARY TO PERFORM WORK AND IMMEDIATELY REVEGETATE CLEARED AREAS. WHEN 97
POSSIBLE, CONSTRUCTION SHOULD BE PLANNED IN STAGES, AND ONLY THE STAGE BEING
WDRKED ON SHOULD BE CLEARED. ONCE WORK IS COMPLETED, A GIVEN STAGE OF J
CONSTRUCTION SHOULD BE IMMEDIATELY REVEGETATED OR OTHERWISE STABIUZED. / �r
CONTROL MEASURE: COVER AREAS LEFT UNWORKED FOR MORE THAN 48 HOURS.
(S=E ALSO MULCHING, SODDING, PLASTIC SHEETING SMP'S).
PURPOSE: MINIMIZE THE AREA EXPOSED TO RAINFALL AND SURFACE RUNOFF, THEREBY vsl- j
ZSL-
REDUCING THE AMOUNT OF EROSION OF BARE GROUND AND THE AMOUNT OF SEDIMENT THATzs r�
MIGHT COLLECT IN SEDIMENTATION CONTROL STRUCTURES, SUCH AS SEDIMENT PONDS OR SILT
FENCES. cJ�pJl bf OV to-J� ea h
DESIGN CRITERIA/ SPECIFICATIONS: DURING THE TIME PERIOD OF OCTOBER 1 THROUGH APRIL s 1
30, AND AT OTHER TIMES OF THE YEAR WHEN THERE ARE EXTENDED PERIODS OF INCLEMENT
WEATHER, ALL PROJECT -DISTURBED SOIL AREAS THAT ARE TO BE LEFT UNWORKED FOR MORE „
THAN 48 HOURS SHOULD BE COVERED BY MULCH, SODDING, OR PLASTIC COVERING.THIS S �j
PROCEDURE IS BASED ON THE INCREASED POTENTIAL FOR, AND CONSEQUENCES OF, FAILURE
OF EROSION AND SEDIMENTATION CONTROL STRUCTURES DURING THIS PERIOD OF HIGH y'
PRTCIPITATTON AND THE ASSUMPTION THAT AREAS NOT BEING WORKED ARE LIKELY TO BE N+ _h F
LEFT UNATTENDED.
CONTROL MEASURE: MULCHING. (SEE ALSO NETS AND MATS). �� `\ 5�� L0.h
i
AND - ALE: MULCHING PROVIDES IMMEDIATE TEMPORARY PROTECTION EXPOSED AREAS
AND ALLOWS GERMINATION AND PROTECTION OF SEEDED AREAS BY CONSERVING
p1,v WL —f 0
SERVING MOISTURE,
MOD --RATING SOIL TEMPERATURES, AND HOLDING FERTILIZER, SEED AND TOPSOIL IN PLACE.
DESI;N CRITERIA/SPECIFICATIONS:
DESI;N: 1 PREPARE SOIL AS FOR SEEDING -
O AN FOR APPLICATION RATES AND
SPECIFICATIONS, SEE TABLE 3-1*+; (3) NETS AND MATS USED IN CONJUNCTION WITH MULCH
SHOULD BE USED ON SLOPES STEEPER THAN 2:1; (4) WOOD FIBER CELLULOSE BLANKET ARE
CONSIDERED PROTECTIVE MULCHES AND CAN BE USED ALONE ON ERODIBLE SOILS AND DURING L�C�iI� ® CAi�FP
ALL TIMES OF THE YEAR. f S
MATERIALS: (1) HAY OR STRAW: USE STRAW WHERE MULCH EFFECT IS TO BE MAINTAINED -M�11 "_ ti1E LTItL,Q �C It k^t� "
F"OR BORE THAN 3 MONTHS. HAY AND STRAW ARE SUBJECT TO WIND BLOWING UNLESS KEPT ( V"ta F' PW%-0 1►1.114 VIX
MOIST OR TIED DOWN. THEY ARE THE MOST COMMON AND WIDELY USED MULCHING
MATERIAL; GOOD FOR EROSION CONTROL IN CRITICAL AREAS. ANCHOR BY CRIMPING, DISCING,t A�n�%• Q� ��Q
ROLUNG OR PUNCHING INTO SOIL, COVERING WITH NETTING, SPRAYING WITH A CHEMICAL OR ll
FIBER BINDER OR BY KEEPING MOIST; (2) WOOD FIBER CELLULOSE (PARTLY —DIGESTED WOOD
FIBERS): WHEN USED FOR EROSION CONTROL ON CRITICAL AREAS, THE APPLICATION RATE
SHOULD BE DOUBLED. APPLY WITH HYDROMULCHER. NO TIE DOWN IS REQUIRED. PACKAGED
IN 100—LB BAGS. NOT RECOMMENDED FOR HIGHLY ERODIBLE SOILS IN HOT WEATHER; (3)
GRAM" CRUSHED STONE OR SLAG: EXCELLENT MULCH FOR SHORE SLOPE AND AROUND WOODY
PLANTS AND ORNAMENTALS. USE WHERE SUBJECT TO FOOT TRAFFIC; (4) CORN STALKS:
SHRcLDED INTO 4" — 6" LENGTHS, DECOMPOSES SLOWLY AND RESISTS WINDBLOW; (5) WOOD
CHIPS: CANNOT BE CLOSELY MOWED. DECOMPOSE SLOWLY AND DO NOT REQUIRE TACKING.
DOES '10T PROVIDE NITROGEN TO SEEDS UNLESS TREATED. TENDS TO WASH DOWN SLOPES
STEEPER THAN 67, (6) BARK CHIPS/SHREDDED BARK: CANNOT BE CLOSELY MOWED. GRAPHIC SCALE
ADDITIONAL NITROGEN FOR SEEDS NOT REQUIRED. TENDS TO WASH DOWN SLOPES STEEPER
THAN 3%. AVOID TILLING BARK OR SAWDUST INTO SOIL, AS IT TENDS TO REMOVE NITROGEN 30 0 15 30 60 120
FROM SOIL, RELEASING IT ONLY WHEN IT DECAYS.
PROCEDURES: (1) MULCHES SHOULD BE USED FOLLOWING TEMPORARY OR PERMANENT
SEEDIM; (2) MULCHING SHOULD IMMEDIATELY FOLLOW SEEDING IN AREAS WITH SLOPES ( IN FEET )
STEEPER THAN 2:1; (3) MULCHES SHOULD BE USED IN CLEARED AREAS THAT CANNOT BE
SEEDED BECAUSE OF THE SEASON; (4) MULCHES SHOULD BE USED ON EXPOSED SOILS 1 inch = 30 ft.
(iNCLUCING STOCKPILES WHICH ARE NOT FINAL GRADED WITHIN 15 DAYS) UNLESS COVERED
WITH FLASTIC SHEETING.
MAINTENANCE: MULCHED AREAS SHOULD BE CHECKED PERIODICALLY, ESPECIALLY
FOLLOWING SEVERE STORMS, WHEN DAMAGED AREAS OF MULCH OR TIE -DOWN MATERIAL
SHOULD BE REPAIRED.
**-SEE TABLE 3-1, THIS SHEET
154
TABLE 3-1 MULCH MATERIAL, APPLICATION RATES AND SPECIFICATIONS
MULCH MATERIAL
QUAULTY
APPLICATION
ADPLICATTON RATES
DEPTH OF
STANDARDS
RATES
PER ACRE
APPLICATION
PER 1000 SQ FT
GRAVEL,
WASHED: 3/4" -
9 CU YDS
4:iO CU YDS.
3"
CRUSHED STONE
1-1/2" SIZE
OR SLAG
HAY OR STRAW
AIR-DRIED, FREE
75-100 LBS.,
1.5 - 2.5 TONS
LIGHTLY COVER
FROM UNDESIRABLE
ES BLE
A
2- 3 BALES
0-1
(9 00 BALES)
ENTIRE SURFACE
SEED & COARSE
(MIN. 2")
MATERIAL
WOOD FIBER
DYED GREEN.
25-30 LBS.
1000-1500 LBS.
2"
CELLULOSE
NO GROWTH
ORGANISM
INHIBITING FACTORS
TABLE 3-2 TEMPORARY EROSION CONTROL SEED M!XTURE
NAME
PROPORTIONS BY
PERCEN'C
P''RCENT
WEIGHT
PURITY
GERMINATION
REDTOP (AGROSTIS ALBE)
10%
92%
90%
ANNUAL RYE (LOLIUM
40%
98%
9(,%
MULTIFODUM)
CHEWINGS FESCUE (FESTUCA
40%
97%
8(%
REBRA COMMUTATA)
JAMESTOWN, BANNER,
SHADDOW OR KOKET
WHITE DUTCH CLOVER
10%
96%
9C%
(TRIFOLIUM)
Legend
❑ ❑ SILT FENCE, SEE DETAIL C
STRAW BALES, SEE Oil AIL e
C
CLEARING LIMITS
SURFACE DRAINAGE
DS P MA., , V. DRAW F:.'r.
1h ,
INUM SLOPE = 1.0'.;
ROOF
HOUSE
FF 186.00
gwo(P-m3gf
Site Pla
I EXPIRES: JUNE 7, 2006 1
162
168 /— --
17 _.
'17E
--- 1-10
.q -
Vicinity Map
D LULOW
PORT
Project
NOTES:
N�ACCO DAN ED DRAINS TO NCASTM O C 1T4UCEDUNLLESS OTHERWISE FROM CONCRETE PIPE
SH6WN /
ON THE PLANS OR NOTED IN THE SPECIFICATIONS.
CUTOUT HOLE SIZE IS EQUAL TO OUTLET PIPE OUTSIDE PLAN VIEW
DIAMETER PLUS YARD DRAIN WALL THICKNESS.
® CONNECTION
FL FLUSH TWTH INSIDEOPIPE
OF THEYARD DRAIN WALL.
® CAST IRON BELL GRATE. FITS INTO BELL RECESS AND EXTENDS
FLUSH WITH FACE OF BELL THE GRATE SHALL HAVE SLOTS
(HOLES THAT CONSTITUTE 50 PERCENT OPEN AREA FOR DRAINAGE.
INLET ELL SURFACE SHALL BE FINISHED TO ASSURE NON -ROCKING
FIT WITH ANY COVER POSITION. ,
® WASHED DRAIN ROCK. 6 INCHES MINIMUM DEPTH.
® VARIES 12 INCHES OR 18 INCHES.
SPECIAL CAST YARD DRAIN MAY BE REQUIRED FOR
MULTIPLE PIPE CONNECTIONS.
YARD DRAIN IS NOT PERMITTED WITHIN THE RIGHT-OF-WAY.
ELE.Y.TI01J /IEW
s YARD DRAIN CONNECTIONS
•� N.T.S.
Buffer Plants as assigned by Wiltermood Associates buffer mitigation plan_ 4/6/2006.
Plants
Common Name
Botanical Name
Plant size
12 (1 clump)
Vine maple
Acer circinatlnn
1 gal
48 (2 clumps)
Ocean Spray
Holodiscus discolor
1 gal
36 (2 clumps)
Mock Orange
Philcdel hus lewisii
1 gal
12 (1 Clump)
Pacific Rhododendron
1 al
12 (1 clump)
Evergreen Huckleberry
Vaccinium ovatum
1 gal
44 (2 clam s)
Indian Plum
Oemleria cerastformes
1 gal
24(1clump)
Salal
Gaultheriashallon
1 gal
48 (2 clumps)
Snowberry
Syni horicar os albus
1 gal
24 (1 clump)
Tall Oregon Grape
Pseudotsu a menziesii
1 gal
14 individuals
IShore Pine
Pinus cantata vat'. contorta
Min 24"
'PAC,
N 00'00'00"
3.70,-, d
CA'('riae•R-` j ISS liE"S'lM•►0
i_ftCATe-,tO AiT 5C.%"e 4T mpm%ol cF
P>'.D-e.,C%- . Lae s A 5ID-1i-'zer
BJf"�-
8" SO .
!%
K r(f ¢ n� SILT FENCE ?L
= 182.1
CLEARING /STRIPPING LIMITS
G
SL 1-- MIN.:-
--------------------\53.44
CB 2 TYPE I 1
i ,�RQ pO WITH SOLID CQWbB LOT 1
TOP 18NV 1824.0 00 'W
J k
Sip e!� IN o o~ "PROVED"
r4ZI° I�
STORMWI TER PLAN SEP
.. .DF CO (� J ZUIJ
Iro 1-1
_40 �J f
A RSONCD1lD�DDD
jwpw"CDum IMPERVIOUS AREAS:
0 EMERGENCY CONTACT PERSON DRIVEWAY = 1,469 SO. FT. +/-
RQNAl11R�
STEPHEN CHASE BUILDINGS = 3,504 SQ. FT. +/-
PHONE: 643-0667 TOTAL iMPERV10US AREA = 4,973 SQ. FT. +/-
CLIENT
Stephen Chase
MacLearrdsberry Engineering, P.S.
Civil Engineers Planners Stormwater Site Plan (SWPPP)
159 Wyatt Way TNE lBainbridge Island, WA 98110 Lot B, Trct. 4 Ludlow Bch. Trcts■
phone: (206) 8242-5514 facsimile: (206) 780-2408 DRAWN BY CAH DAB August 22, 2006 JOB HD 26547
CHECKED BY MCM SCALE 1 n=30' SHEET 1 OF 2
TOP 184� M t
o INV 182.
s
�` �__D6 F m ` NT
36' NV
DISPFRSAL TRDTCH GARAGE - -- _
—� nl FF 185.50
I LT Ta -ft sv � 5Q' DISPERSAL TRENCH 9' QI
s ___
DS-_--6
YARD ''" In
DRAIN in
Cg'ft TYPE I
WITH SOLID COVER
30' TAD 185.00
NV 183.00