PLN AND ENG RESPONSE LETTER #1RAM Engineering
December 12, 2019
City of Edmonds Development Services Department
121 5th Avenue North
Edmonds, WA 98020
RE: Select Lot 5 of Westhaven Plat R ES U B
Plan Check BLD20191245
15t Engineering Site Plan Review Comment Response DEC 13 2019
RAM Job No. 17-038
BUILDING DEH4RTMEN1
CITY Or EDWNDS
City Staff:
This letter outlines the revisions and corrections made per city staff review. Below is a list of the
comment response documents addressing the comments and requests:
Plannine Comments: Michele Q. Szafran letter dated November 1, 2019
1. Property line trees: Describe how the proposal complies with condition 5(b) of the Hearing
Examiner's preliminary plat decision for Westhaven issued December 28, 2018. The condition states:
Unless otherwise agreed to by the property owners adjacent to Lots 5 or 6, healthy property line trees
must be retained and protected during development gl'the .single fcnnily residences on Lots 5 and 6.
Unhealthy trees should he removed and replaced 2:1 with native species similar to any free(s)
removed. Ij'renroval ofproper ty line trees is agreed to by the property owners adjacent to Lots S or
6, that agreement must be submitted in writing with the building permit application jbr that lot.
Otherwise, the applicant nnrst provide a study of any trees near the project property lines for Lols S
and 6. The study must he performed 1)y a certified a-ba-i.st or landscaI)e architect and be submitted
with_frcture building permit applications,lbr those lots.
The clip on the following page is from the preliminary grading plan showing the trees in question on
Lots 5 and 6.
Response: One existing offsite tree near Lot 5's property line shall remain and be
protected per arborist report (see attached report); note added to plan.
2. Legal Description: The Auditors file number for the recorded plat is AF#201910075001 and may be
included in the legal description.
Response: Legal description updated.
Datum Point: It appears that an assumed elevation of 100 feet is being used for the datum point
however I'm unclear where that point is in relation to lot 5, please label on the site plan.
Response: Assumed benchmark in 98t6 Ave W callout added to plan.
Stormwater Engineering Comments: JoAnne Zulauf letter dated October 16, 2019
GENERAL
1) Please submit a Side Sewer Permit Application form
Response: Application Attached
TESC
1) Please add note that plat tesc will be maintained during sfr construction or provide a tese
plan for the sfr.
Response: Added note to plan.
RMM Engineering 1653113'^Ave W, SuiteA108 Lynnwood WA 98037 (425) 678-6960 RAMengineeringinc.com
Select Lot 5 of Westhaven Plat Page 2 of 2
Plan Check BLD20191245 RAM Job No. 17-038
1st Engineering Site Plan Review Comment Response
SEWER
1) Provide invert elevation at the sewer stub.
Response: Added invert to plan.
STORM
3
I) There is a retaining wall between lot 5 and 6. It appears to be on lot 6, will the wall footing
drain connect somewhere on Lot 5 or Lot 6, if lot 6, show on this plan.
• Response: Wall and wall footing drain drywell will be located on Lot 6.
2) Provide invert elevation for stone stub.
Response: Storm stub invert elevation added to plan.
If there are any questions regarding the items above, please contact me at your earliest convenience; I
can be reached at (425)678-6960 or RobL@RAMengineeringinc.com.
Thank you,
Rob Long, PE
Principal
RAM Engineering 16531 1V Ave W, Suite A108 Lynnwood WA 98037 (425)678-6960 RAMengineeringinc.com