Response_to_Comments_11-4-11.pdfAnonds
City of 1-3
21 5"" AVENU;NO RTYI] EDMOM)S, WA 98020 (42"53),r7l-09,261 F, (425)'771-0221
Wobsite:
PUBLIC WORKS DEPARTMENT
Engineering Division
Plan Review Correctiolls
P, 'I, P
Plan Check th BLD201'10808 Date: Nove
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Project Name/Address. MM 9921 Water St
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Contact Nrson/Addressffigin x- Ron,johuw j2
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Reviewer. Jennifer Lamimi
Division. ngineerinr
During review of the subject submittal, it was found that the following information, correct -ions, oy
clalificatiro ns would need to be addressed. Our handouts can be found onfine -,it the City of Edmonds
web site n%, vviv.,cL e "p, va,h dslyu ,,; under City Govevii men t/Development Services/Engineering Divbijon.
"Please note that the single family will not receive an enginn eemien g fmal until all Short plat
improvements have been complete. ***
Site and Gradiml—lin
Remove the tifle at the top of sheet,
'If Please rernove all short plat date,
/. Mat does die note "Exist'g ridge of denretries house @ 55.75" mean?
DATE IMAILEDMAXED -
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4". /' Please add. the 1rrupervioias sur -face chart (provided in the E72 handout),, as shown below, 11-o the Site
Plar:r.
,Aaac `type Area (square feet)
o n-rkegaalaateal
Exempt � " Regulated
_ __ ..._ .....___.._.__..._..m..................m....__ ...._.._ ..........___.........
_...__. Replaced
:. New (Post 1977) 4 .. +
Total Regulated Impervious Area
4. M'' ratanaa a c aaaa°caf a: aaa ' xX'e .s rF �;tOggss J'
'. Total Area Mitigated by Existing Staaa~annswaaten° Management System(s) ,
6. Regulated Area Nod t Yet Mitigated ! =
7. Am -ea Proposed to be Mitigated by tow Impact Development Techniques
8, aea Praaase Mitigated
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to Inc lati aatecl tlna eaaa h ;saxaveaat eaaaal S V1 I l eclaanlgaaes —
`fr :Please remove the note of '2917 sq ft existing structures to be removed" listed in the impervious areas.
The 2917 sgft of itmpervious surfaces will not be reinaining'therefore, it has no impact on the
impervious surface calculations,
ti'. During, the short plat irraprovcrments, Phase 1, a portion of Water St was widened and a storm line was
installed, Please show these inxprovernents as installed under- the short plat.
X' Please remove all proposed utilities from the site and showy thein on the Drainage flan.
Please remove any driveways, structures, impervious sturfaces that are to be removed from the Site Plan..
The Site Plan should showy only what is intended to remain onsite once the project is finaled.
" Please indicate rermoval of the existing driveway approach on the Site Plan..
10. Please shove the frontage irnproverments to be completed as approved under- the short plat.
f. Please label the material to be used for the driveway.
12. portions of the driveway within the right-of-way shall be asphalt. Please show asplralt frorn the property
line to the erre of the paved road.
i� 13. Shown all existing; and proposed private and/or public easements on the Site Plan.
If there are any proposed fences, rockeries, or retaining, walls, please show thein on the site plan.
Storm Drain Plan
Please revise the title to 'Drainage, Utility, TESC plan'.
Please remove the title of detail, `Storrnwvater Detention Plan'.
; . Please retnove the remaining; portion of the title (also removed on the Site & Gradings Plan) at the top of
the page.
DATE MAILED/FAXED 11/22/2011 PAGE � F <4
' Please note that all new utilities must go underground.
Please show the sewer from the house to the main.
a. If the sewer main is to be extended, please submit drawings and associated details for review and
aPP roval .
Please show a 6" cleanout at the property line with a 12" cast iron lamphole cover with 1/2" hexbolts.
Please show a cleanout within 2' of the house and any additional. cleanouts that are required.
Please provide invert elevations for all cleanouts.
Please provide the elevation where the side sewer will connect to the city sewer main line.
. It is unclear if the water service line from the house to meter is being shown. Please revise plans so that
they water service line is clearly shown.
Please add a note of the size and propsed pipe material of the water service line.
It Please note on the plans that the water service line will be a minimum of 160 PSI, with minimum of 18"
of cover, with a 12 gauge tracer wire grounded at house and meter.
Please show the proposed location of the water meter with the backside of the water meter at the
property line.
Please acid a note to the plans that the water meter will be relocated to the property line by the City of
Emdonds, Water Department.
Please show the additional utilities from the property line to the house. This is to verify that
power/gas/cable, etc maintains a 5' separation from sewer and water.
1 . During the short plat improvements, Phase I, a portion of Water St was widened and a storm line was
installed. Please show the extension of the storm main as approved under the short plat.
I. Please provide rim and invert elevations for all pipe connections to each catch basin.
Please provide invert elevations for tightline (at house) to verify coverage and slope.
. Please provide invert elevations for the footing drains (at house & connection point) to verify coverage
and slope.
Please add the impervious surface chart (as requested above) to the Drainage and Utility Plan.
. Per the impervious surface calculations, the total impervious area is 4827 sq ft. The pipe proposed 32'
of 30" diameter pipe. This proposed system is designed for up to 4500 sq ft of impervious surface water
runoff. Please refer to Handout #E72A for pipe sizing requirements and revise plans accordingly.
?-21, There is a note on the plans that states the following; `Provide drainage Swale near property line to not
allow water to flow onto adjacent property'.
�. What is the use of the swale tended for . erosion control, storm system, etc)?
I
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Please show the location of the Swale on the plans.
Please show a detail of the swale.
. Please note where the water in the swale will be released to.
DATE MAILEDIFAXED 11/22/2011 PAGE -3- OF 4-
Please remove any driveways, structures, impervious surfaces that is not proposed from the Drainage
and Utility Plan. The Drainage and Utility Plan should show only what is intended to remain onsite once
the project is finaled.
Please remove the existing driveway approach from the Drainage and Utility Plan.
Please resubmit 3 copies of the revised plans/documents to a (Development Services Permit Coordinator.
Please contact me at 425-771-0220 ext, 132:1 if you have specific questions regarding these plan
corrections.
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