Response_Comments_to_ENG1.pdfWestern
Engineers
Inc.
k'VEYORS 1, PLANINERS - EINGNEIERS
Septetriber 20, 2012
City ofEditionds
121 5"' Avenue North
F,,'drnonds, WA 98020
13000 FfighMly 99 SOLIth - Eveii-eft., Wa,,2�hiinglon 98204
....... . . ...... .__ .. . . ... . ........... . . . ..
(425) "356-2-7001 FAX' (425), 35�6 2708
SubJect: First Bu.ilding Permit Engineering COTTImcnts
Dear Ms, Lan Bert:
As you requested, this cover letter addresses your corrinients to P erld tis Building Permit.
Based ori your (-,ortiiiaent letter dated September 1. 1, 2012, we are addressing your
conu-nents in order.
.Plot Plan:
1. Utilities removed from plot plan
2, Rockery Detail rernovedfrorn plotplart. Please update the city submittal
checklist to retiriove these required ikfl-ris,
Grading andTESC Plait:
1, Note added.
2. Tree protection added
3. This comment is unclear. Silt fence previously shown downstream of all grading
011 --Site. Would you like us to disturb the stream buffer with a, silt fence?
4The proposed contours lines have been trimmed to not go through rockery.
Drainage and Utility Plan:.
1. Drainage plan has been renamed
I Rockcry detail moved to drainage plan
Storm:
1. Impervious surface number,,, have been copied front the plot plan and shown on.
[lie drainage plan.
2. Impervious surface calculations have been updated with driveway area located in
the Daley Street right-of-way,
3. Do to on-site elevations, all the driveway runoff cannot be diverted to [lie
detention systen.i. Not 'e that though a small amount of runoff isn't detained in the
new detention. system, downstream flows are, not, expected to increase because
E: / 2007 / 07861C, / Engineciing / First BI(Ig response 09d4- 52.doc
LA(I'M UD"", �m ENJUNUf tFIS fl,, LANIE, I ) S()FWEYOR,3,,1 G(,A9P()F9Afl0N
P, V
. .. .. . . .
As you requested, this cover letter addresses your corrinients to P erld tis Building Permit.
Based ori your (-,ortiiiaent letter dated September 1. 1, 2012, we are addressing your
conu-nents in order.
.Plot Plan:
1. Utilities removed from plot plan
2, Rockery Detail rernovedfrorn plotplart. Please update the city submittal
checklist to retiriove these required ikfl-ris,
Grading andTESC Plait:
1, Note added.
2. Tree protection added
3. This comment is unclear. Silt fence previously shown downstream of all grading
011 --Site. Would you like us to disturb the stream buffer with a, silt fence?
4The proposed contours lines have been trimmed to not go through rockery.
Drainage and Utility Plan:.
1. Drainage plan has been renamed
I Rockcry detail moved to drainage plan
Storm:
1. Impervious surface number,,, have been copied front the plot plan and shown on.
[lie drainage plan.
2. Impervious surface calculations have been updated with driveway area located in
the Daley Street right-of-way,
3. Do to on-site elevations, all the driveway runoff cannot be diverted to [lie
detention systen.i. Not 'e that though a small amount of runoff isn't detained in the
new detention. system, downstream flows are, not, expected to increase because
E: / 2007 / 07861C, / Engineciing / First BI(Ig response 09d4- 52.doc
LA(I'M UD"", �m ENJUNUf tFIS fl,, LANIE, I ) S()FWEYOR,3,,1 G(,A9P()F9Afl0N
flava that are traveling into the new detention structure will be over detained