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PORTION OF THE SE 1/4 NE 1/4 SECTION 4, TWP. 23 N, RGE.
5 E., W.M.
,
EROSION CONTROL NOTES
6. The erosion and sedimentation control systems
12. The ESC facilities on inactive sites shall be inspected
depicted on this drawing are intended to be minimum
and maintained a minimum of once a month or within 24
1. These notes shall appear for all projects — site
requirements to meet anticipated site conditions. As
hours following a storm event.
improvements, surface water utility, wastewater utility,
construction progresses and unexpected or seasonal
conditions dictate, the permitee shall anticipate that more
13. At no time shall more than one (1) foot of sediment
water utility, and transportation plans:
erosion and sedimentation control facilities will be
be allowed to accumulate within a catch basin. All catch
2. Before any construction or development activity occurs,
necessary to ensure complete siltation control on the
basins and conveyance lines shall be cleaned prior to
a pre —construction meeting must be held with the City of
proposed site. During the course of construction, it shall
paving. The cleaning operation shall not flush
Renton, public works design engineer.
be the obligation and responsibility of the permitee to
ediment—laden water into the downstream
3. The Boundaries of the clearing limits and areas of
address any new conditions that may be created by the
14. During the time period of October 1st through March
g p g
vegetation preservation as prescribed on the plan(s) shall
activities and to provide additional facilities, over and
30th, all project distributed soil areas greater, that are
be clearly flagged by survey tape or fencing in the field
above minimum requirements, as may be needed, to
protect adjacent properties and water quality of the
to be left un—worked for more than 12 hours, shall be
prior to construction in accordance with Appendix D of
receiving drainage system.
covered by mulch, sodding or plastic covering.
the Surface Water Design Manual and observed during
15. Any permanent retention/detention facility used as a
construction. During the construction period, no
7. Approval of this plan is for erosion/sedimentation
temporary settling basin shall be modified with the
disturbance beyond the clearing limits shall be permitted.
control only. It does not constitute an approval of storm
necessary erosion control measures and shall provide
The clearing limits shall be maintained by the
drainage design, size nor location of pipes, restrictors,
adequate storage capacity. If the permanent facility is to
applicant/ESC supervisor for the duration of construction.
channels, or retention facilities.
function ultimately as an infiltration system, the
4. Stabilized construction entrances shall be installed at
8. Any areas of exposed soils, including roadway
temporary facility must be rough graded so that the
the beginning of construction and maintained for the
embankments, that will not be disturbed for two days
bottom and sides
duration of the project. Additional measures, such as
during the wet season (October 1st trough March 30th)
are at least three feet above the final grade of the
constructed wheel wash systems or wash pads, may be
or seven days during the dry season (April 1st tough
permanent facility.
required to ensure that all paved areas are kept clean
September 30) shall be immediately stabilized with the
16. Prior to the beginning of the wet season (Oct. 1), all
and track out to road right of way does not occur for
approved ESC cover methods (e.g., seeding, mulching,
disturbed areas shall be reviewed to identify which ones
the duration of the project.
plastic covering, etc.).
can be seeded in preparation for the winter rains.
5. All required sedimentation erosion control facilities
q /
9. Wet season seasonal erosion and sediment control
Disturbed areas shall be seeded within one week of the
beginning of the wet season. A sketch map of those
must be constructed and in operation prior to land
requirements apply to all construction sites clearing
areas to be seeded and those areas to remain uncovered
clearing and/or construction to prevent transportation of
between October 1 and March 30 inclusive, unless
shall be submitted to the City of Renton for review.
sediment to surface water, drainage systems and adjacent
otherwise approved by the City through an adjustment
properties. All erosion and sediment facilities shall be
process.
maintained in a satisfactory condition until such time that
clearing and/or construction is complete and potential for
10. Cover measures will be applied in conformance with
on —site erosion has passed. The implementation,
Appendix D of the Surface Water Design Manual.
maintenance, replacement and additions to
11. Any area needing ESC measures, not requiring
erosion/sedimentation control systems shall be the
immediate attention, shall be addressed within seven
responsibility of the permitee.
(7) days.
HYDROSEED DISTURBED cc
-REPLACE DISTURBED GRAVEL
OFF -SITE LANDSCAPED [DRIVEWAY WITH 4 INCHES OF W� EU M I NARY
AREAS DUE TO DETENTION
CONSTRUCTION, (TYP.) 1-1/4 INCH MINUS CRUSHED Ln
SURFACING BASE COURSE GRAVEL 1+
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, 50"EIRv`�2UMA�
LOT -X9 HONEY CICE�EX CST -1
ITEM 16�,,12' QUEST ESMT REC# 200804 1 0000610
48" UNDERGROUND
POWER & TELL INSTALL SILT FENCE ON
+48 X5 ALL DOWNSLOPES
PER CITY OF RENTON
STANDARD PLAN 214.00
NO RUNOFF TO ADJACENT PROPERTY
DURING AND/OR AFTER CONSTRUCTION
TJ- r� T� T
■ NE 23RD STREET
Green Lake Engineering, LLC
6045 4th Ave. NE, Seattle, WA 98115
Phone: 206-525-5332
email: bob.kehrli@greenlakeengineering.com
Contact : Bob Kehrli, PE
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WA 11 1 PER CITY REVIEW COMMENTS
2 PER CITY REVIEW COMMENTS
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STABILIZED CONSTRUCTION
ENTRANCE PER CITY OF RENTON
STANDARD PLAN 215.10
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RIM=457.25'
INV— 454.35' (8"E)
INV452.45'(18"N)
RMK
10 30 15
RMK
SURVEYED:
HANSEN SURVEYING
SCALE:
SCALE
RMK
2 15 16
RMK
DESIGNED:
R. KEHRLI, P.E.
DRAWN:
R. KEHRLI, P.E.
ONE INCH
CHECKED:
C. WILLIAMS, P.E.
AT FULL SCALE
IF NOT ONE INCH
SCALE ACCORDINGLY
BY
DATE
APPR
APPROVED:
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\—CATCH BASIN
PROTECTION
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CAFE 811
VERTICAL: NAVD 1988
309
NE 24TH STREET
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INV45:
BEFORE YOU
HORIZONTAL: NAD 1983/1991 CITY OF
RENTON
DATU M
Planning/Building/Public Works Dept.
NOTE:
EXISTING UTILITY LOCATIONS SHOWN HEREON ARE
APPROXIMATE ONLY. IT SHALL BE THE CONTRACTOR'S
RESPONSIBILITY TO DETERMINE THE EXACT VERTICAL AND
HORIZONTAL LOCATION OF ALL EXISTING UNDERGROUND
UTILIITES PRIOR TO COMMENCING CONSTRUCTION. NO
REPRESENTATION IS MADE THAT ALL EXISTING UTILITIES
ARE SHOWN HEREON. THE ENGINEER ASSUMES NO
RESPONSIBILITY FOR UTILITIES NOT SHOWN OR UTILITIES
NOT SHOWN IN THEIR PROPER LOCATION.
CALL BEFORE YOU DIG: 1-800-424-5555
20 0 20 40
horizontal scale feet
RECOMMENDED FOR APPROVAL
BY: DATE:
BY: DATE:
BY: DATE:
BY: DATE:
WATER MAIN EXTENSION & STORM DRAIN 8/10/2016
FIELDBOOK:
TU SCAN Y CONSTRUCTION, LLC PAGE:
EROSION CONTROL & TREE RETENTION PLAN DRAWING NO:
3956 NE 24TH STREET I
SHEET: 2 OF: 8
R-390202 LN07 07