bld20151320_White_ENG1.pdf
City of EdmondsBLD20151320
TH
121 5AVENUE NORTHEDMONDS, WA 98020 • (425) 771-0220 FAX (425) 771-0221
Website: www.ci.edmonds.wa.us
PUBLIC WORK DEPARTMENT
Planning • Building • Engineering
Engineering Plan Review Comments
PermitApplication:Date:
#BLD20151320November 19, 2015
Project Name/Address:
White –8545 Talbot Rd
Contact Person/Address, Fax or E-mail:
HB@WESCOGROUPINC.COM
Reviewer: JENNIFERLAMBERTDivision:
ENGINEERING
During review of the subject submittal, it was found that the following information, corrections, or
clarifications would need to be addressed. All Handouts referred to in these comments can be accessed at
our website: www.edmondswa.govunder City Government / Development Services Department /
Engineering Division then scroll down to Handouts:
GENERAL
1)Every plan sheet is titled as‘Drainage Plan’.Pleaseremove ‘Drainage Plan’from the sheet andtitle the
sheet with whatit is (i.e. Cover Sheet).
DRAINAGE PLAN –COVER SHEET (SHEET 1 of 4)
1)Add the utility purveyor information.
2)Remove the grading quantities from this sheet and place on the TESC and Grading Plan (sheet 3).
3)Remove the impervious surfaces from this sheet and place on the Drainage Plan (sheet 2).
4)Construction Sequence #5 –Remove ‘CoverCB grates w/silt fabric’ and make a new note ‘Install
temporary sediment trap for catch basin.’.
5)After the new #5 in the Construction Sequence, add a new note that the stormwater system is to be
installed prior to installation of any impervious surfaces.
DRAINAGE PLAN–DRAINAGE PLAN (Sheet 2of 4)
1)Revise this plan sheet to say“Drainage and Utility Plan”.
2)Please add a note that if the walkwayalong the frontagedoes notmeet ADA standard slopesand/or is
damaged it will need to be brought into compliance with this permit.
3)Please remove the existing driveway that is being removed from this plan sheet.
DATE E-MAILED11/19/2015PAGE (1)
City of EdmondsBLD20151320
TH
121 5AVENUE NORTHEDMONDS, WA 98020 • (425) 771-0220 FAX (425) 771-0221
Website: www.ci.edmonds.wa.us
PUBLIC WORK DEPARTMENT
Planning • Building • Engineering
Engineering Plan Review Comments
WATER
1)The new water meter does not have to be located next to the existing water meter. If it is decided that
thewater meter would be better placed elsewhere, keep in mind thewater service line must have a
minimum of 3’ of horizontal separation from the dry utilities.
2)Remove theold water line from the plans.
SEWER
1)Please bold the new sewer line, so thatit is clear that it will be installed with the new single family
permit.
2)The plans indicate that thenew sewer line is to connect to a cleanout. This is not permitted. Please
show theconnection a minimum of 3’from the cleanout. Labelthe connection at the main as a romac
inserta tee.
3)Thecleanout near the home is close enough for future drainage of the pool; therefore, the cleanout
located near the pool can be removed if you choose. Revise as needed.
STORM
1)Add the impervious surface chart(as shown on the Site Plan)to this phan (sheet 2).
2)Thearea adjacent tothe pool is shown as landscape; however, per the architectuals, the area appearsto
be a hard surface. Please revise the plans and impervious surface calculations accordingly.
3)Please clearly show how ALL the runoff from the driveway is to be collected (i.e. curbs, directional flow
arrows, etc.)on this plan sheet.
4)On the proposed plans the storm line is crossing the City sewer main too close to an existing cleanout.
Please show the storm main crossing a minimum of 3’from the cleanout.
5)The spot elevations/topographic linesindicate that there is ahigh pointbetweenthe upper driveway and
the lower driveway.How will the runoff from theupper driveway discharge to thecatch basin in the
lower driveway? Please revise the plans accordingly.
6)For the City to approve plans that shows stormwater dischargingto BNSF Right-of-Way, a permitfrom
BNSFis required. Although a tracking number has been provided, a copy of the approved permit from
BNSF is required. If the permit cannot be obtained, please refer to the City Stormwater Water and
DATE E-MAILED11/19/2015PAGE (2)
City of EdmondsBLD20151320
TH
121 5AVENUE NORTHEDMONDS, WA 98020 • (425) 771-0220 FAX (425) 771-0221
Website: www.ci.edmonds.wa.us
PUBLIC WORK DEPARTMENT
Planning • Building • Engineering
Engineering Plan Review Comments
Supplement Code for requirements. Please note that if the site has more than 5000 sq.ft.of impervious
surfaces, all stormwater management systems must be designed by a licensed engineer.
7)Please remove the references to the Snohomish County Code from the drainage report.
DRAINAGE PLAN -TESC & GRADING PLAN (Sheet 3 of 4)
1)Please referenceCity Standard Details.There is onlyreference to the standard detail E1.3. Please
reference the standard detail for the siltfenceand construction entrance.
2)The leader for the silt fence is pointingto the sewer line. Please revise accordingly.
3)SWPP NOTES:
a.Note #3 –Detain Flows should refer to how stormwater is handled on the site during
construction. Please revise the note accordingly.
b.Note #5–Gravel is not an approved soil stabilization.Please revise accordingly(i.e. mulch,
bark, etc.).
c.Note #6 –Remove the word ‘Gravel’for reasons stated regarding Note #5.
4)Although changes have been made it still appears thatportionsof the driveway may exceed14% slope.
Please revise the driveway such that there is no point on the driveway that exceeds 14% slope.
Alternatively, a waiver up to 20% can be obtainedthrougha Type IInotification. Please referto the
Edmonds City and Community DevelopmentCode 18.80.060.
DRAINAGE PLAN-PROFILE AND DETAILS(Sheet 4of 4)
1)Please remove the Diffuser Tee detail from this sheet unless approved by BNSF. If the detail is not
approved by BNSF, please provide a detail showing what is approved by BNSF.
2)EdmondsStandard Detail D1.3 is shown on sheet 3. Please remove it from this sheet.
Please resubmit 3 copies of the revised plansand associated documents with a written response to each
item to a Permit Coordinator. Please contact me at 425-771-0220ext 1321or by e-mail at
jennifer.lambert@edmondswa.govif you have specific questions regarding these plan corrections.
DATE E-MAILED11/19/2015PAGE (3)