bld20110187-COE-Shell_Valley-E1.pdf
DATE: March 30, 2011
TO: Ed Sibrel
sibrel@ci.edmonds.wa.us
FROM: Jeanie McConnell, Engineering Program Manager
RE: Application #: bld20110187
Project: Shell Valley Emergency Access City of Edmonds Project
Project Address: 8700 Main Street
During review of the above noted application, it was found that the following information,
corrections, or clarifications are needed. Please redline plans or submit three (3) sets of revised
plans/documents with a written response to each of the items below to Linda Thornquist.
City of Edmonds handouts, standard details and development code can be referenced on the City
website.
GENERAL
1.Please submit a traffic control and haul route plan.
2.A separate right-of-way construction permit will be required for all work proposed within the
City right-of-way. The contractor will be required to sign the application.
3.Please label Main Street on individual plan sheets as applicable.
4.Please add or provide reference to Construction Sequence and General Notes similar to the
attached examples.
5.The storm drainage system design will be reviewed by Stormwater Engineer Jerry Shuster when
the revised drainage plan is submitted to the City.
Sheet 3 of 12 SITE PREP AND EROSION CONTROL
1.Clearly show the existing storm system within the project vicinity and installation of filter socks
to provide catch basin protection as needed.
2.A rock construction entrance detail is provided on sheet 10, but the plans make no reference to
the installation of such. Please add notes to the plans providing guidance on when/if the rock
entrance shall be installed.
bld20110187-COE-Shell_Valley-E1 Page 1 of 6
Sheet 4 of 12 PLAN AND PROFILE
1.Please provide impervious surface calculations on the plans in the following table format:
Line Type Area (square feet)
1. Non-Regulated
Exempt Regulated
2. Replaced
3. New (Post 1977) +
Total Regulated Impervious Area
4. =
Mitigation required if in excess of 2000sf
-
5. Total Area Mitigated by Existing Stormwater Management System(s)
=
6. Regulated Area Not Yet Mitigated
=
7. Area Proposed to be Mitigated by Low Impact Development Techniques
=
8. Area Proposed to be Mitigated through Conventional SWM Techniques
Sheet 7 of 12 PHASE 1 DRAINAGE PLAN
1.It is difficult to tell from the submitted plans what the proposed storm collection system consists
of in the pedestrian pathway. Please clarify plans or provide a detail of this area.
2.Please revise construction notes as follows:
#7: Add reference the manhole frame & lid detail provided on Sheet 11.
#9: Add reference to the beehive detail provided on Sheet 8.
Sheet 10 of 12 STANDARD PLANS/DETAILS
1.Refer to comment #2 under sheet 3 above. Will a rock entrance be installed with this project?
2.Please add a trench patch detail for water main installation in Main Street.
3.I could not find reference on the plans to the downspout infiltration detail. Where will this be
applied?
Sheet 11 of 12 STANDARD PLANS/DETAILS
1.Please revise manhole detail to indicate Storm instead of Sewer.
Sheet 12 WATERMAIN
1.Please add sheet number.
2.Indicate on plans the extent of asphalt cut and trench repair. Reference trench patch detail.
3.Please add notes with regards to shut down of existing city water system to allow for installation
of the proposed 3-valve cluster in Main Street. Affected residents shall be notified of shut down
a minimum one-week in advance. Water outages shall be limited to the hours of 8am-3pm
Monday-Thursday, unless otherwise approved by the City Engineer.
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SAMPLE CONSTRUCTION SEQUENCE NOTES
1. SCHEDULE A PRE-CONSTRUCITON MEETING WITH CITY ENGINEERING DIVISION AT 425-
771-0220, EXT. 1326.
2. REVIEW ESC NOTES.
3. CALL FOR UTILITY LOCATES.
4. INSTALL ESC MEASURES AND MAINTAIN DUST CONTROL.
5. HAVE EROSION CONTROL MEASURES INSPECTED BY CITY OF EDMONDS
CITY ENGINEERING INSPECTOR. (ALL TEMPORARY SEDIMENTATION AND EROSION
CONTROL MEASURES MUST BE IN PLACE AND INSPECTED PRIOR TO ANY CONSTRUCTION
OR SITE CLEARING. EROSION AND SEDIMENTATION CONTROL PRACTICES AND/OR DEVICES
SHALL BE MAINTAINED UNTIL PERMANENT VEGETATION IS ESTABLISHED.)
6. ROUGH GRADE SITE AS REQUIRED TO INSTALL DRAINAGE FEATURES.
7. DEMOLISH EXISTING STRUCTURES
8. CLEAR, GRUB & ROUGH GRADE REMAINDER OF SITE. REVEGETATE
DISTURBED AREAS NOT SUBJECT TO ADDITIONAL SURFACE DISTURBANCE
IMMEDIATELY AFTER ROUGH GRADING. (OTHER EXPOSED AREAS SHALL BE
STABILIZED PER EROSION CONTROL NOTES BELOW)
9. INSTALL UTILITIES AND OTHER SITE IMPROVEMENTS.
13. STABILIZE AND REVEGETATE ENTIRE SITE.
14. ESTABLISH LANDSCAPING AND PERMANENT VEGETATION. EROSION CONTROL
FEATURES CAN BE REMOVED UPON FINAL SITE STABILIZATION AND APPROVAL BY CITY
INSPECTOR.
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SAMPLE GENERAL NOTES
1. ALL MATERIALS AND WORK SHOWN ON THESE PLANS SHALL CONFORM TO THE CITY OF
EDMONDS STANDARD PLANS AND DETAILS, THE FOLLOWING SPECIFICATIONS AND CODES,
AND ALL OTHER APPLICABLE LOCAL MUNICIPAL, STATE, AND FEDERAL CODES, RULES
AND REGULATIONS:
- CURRENT INTERNATIONAL BUILDING CODE (IBC)
- 2010 WSDOT/APWA STANDARD SPECIFICATIONS FOR ROAD, BRIDGE AND MUNICIPAL
CONSTRUCTION
- WASHINGTON STATE DEPARTMENT OF ECOLOGY STORMWATER MANAGEMENT MANUAL
FOR THE PUGET SOUND BASIN (CURRENT EDITION)
2. STANDARD PLAN AND TYPE NUMBERS INDICATED ON THESE DRAWINGS REFER TO CITY
OF EDMONDS STANDARD DETAILS, UNLESS NOTED OTHERWISE
3. A COPY OF THESE APPROVED PLANS MUST BE ON THE JOBSITE WHENEVER
CONSTRUCTION IS IN PROGRESS.
4. DEVIATIONS FROM THESE PLANS MUST BE APPROVED BY THE ENGINEER OF RECORD
AND THE LOCAL GOVERNING AUTHORITY.
5. CONTRACTOR SHALL RECORD ALL APPROVED DEVIATIONS FROM THESE PLANS ON A
SET OF "AS-BUILT" DRAWINGS AND SHALL SUMMARIZE ALL AS-BUILT CONDITIONS ON
ONE SET OF REPRODUCIBLE DRAWINGS FOR SUBMITTAL TO THE OWNER PRIOR PROJECT
COMPLETION AND ACCEPTANCE. A SET OF AS-BUILT DRAWINGS SHALL BE SUBMITTED TO
THE CITY OF EDMONDS PRIOR TO FINAL APPROVAL OF THE BUILDING OCCUPANCY/FINAL
PROJECT APPROVAL.
6. ELEVATIONS SHOWN ARE IN FEET. SEE SURVEY FOR BENCHMARK INFORMATION.
7. THE LOCATIONS OF EXISTING UTILITIES AND SITE FEATURES SHOWN HEREON
HAVE BEEN FURNISHED BY OTHERS BY FIELD SURVEY OR OBTAINED FROM
AVAILABLE RECORDS AND SHOULD THEREFORE BE CONSIDERED APPROXIMATE ONLY
AND NOT NECESSARILY COMPLETE. IT IS THE SOLE RESPONSIBILITY OF THE CONTRACTOR
TO INDEPENDENTLY VERIFY THE ACCURACY OF ALL UTILITY
LOCATIONS SHOWN AND TO FURTHER DISCOVER AND PROTECT ANY OTHER
UTILITIES NOT SHOWN HEREON WHICH MAY BE AFFECTED BY THE IMPLEMENTATION OF
THIS PLAN. CONTRACTOR SHALL VERIFY LOCATION, DEPTH, SIZE, TYPE AND CONDITION
OF EXISTING UTILITY LINES AT CONNECTION OR CROSSING POINTS BEFORE TRENCHING
FOR NEW UTILITIES. ENGINEER ASSUMES NO RESPONSIBILITY FOR THE COMPLETENESS
OR ACCURACY OF THE EXISTING UTILITIES AND SITE FEATURES PRESENTED ON THESE
DRAWINGS. ENGINEER SHALL BE NOTIFIED IMMEDIATELY OF CONFLICTS THAT ARISE.
8. CONTRACTOR SHALL LOCATE AND PROTECT ALL UTILITIES DURING
CONSTRUCTION AND SHALL CONTACT THE UNDERGROUND UTILITIES LOCATION
SERVICE (1-800-424-5555) AT LEAST 48 HOURS PRIOR TO CONSTRUCTION.
9. CONTRACTOR SHALL VERIFY ALL CONDITIONS AND DIMENSIONS AT THE
PROJECT SITE BEFORE STARTING WORK AND SHALL NOTIFY OWNER'S REPRESENTATIVE
OF ANY DISCREPANCIES.
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10. PIPE LENGTHS WHERE SHOWN ARE APPROXIMATE AND MAY CHANGE DUE TO FIELD
CONDITIONS.
11. CONTRACTOR SHALL OBTAIN A COPY OF THE GEOTECHNICAL REPORT
(WHERE APPLICABLE) AND SHALL THOROUGHLY FAMILIARIZE HIMSELF WITH THE
CONTENTS THEREOF. ALL SITE WORK SHALL BE PERFORMED IN STRICT COMPLIANCE
WITH THE RECOMMENDATIONS OF THIS REPORT.
12. STRUCTURAL FILL MATERIAL AND PLACEMENT SHALL CONFORM TO THE
RECOMMENDATIONS OF THE PROJECT GEOTECHNICAL REPORT.
13. MANHOLES, CATCH BASINS, UTILITIES AND PAVEMENT SHALL BEAR ON MEDIUM
DENSE TO VERY DENSE NATIVE SOIL OR COMPACTED STRUCTURAL FILL. IF SOIL IS
DISTURBED, SOFT, LOOSE, WET OR IF ORGANIC MATERIAL IS
PRESENT AT SUBGRADE ELEVATION, REMOVE AND REPLACE WITH COMPACTED
STRUCTURAL FILL PER GEOTECHNICAL REPORT.
14. SEE SURVEY AND ARCHITECTURAL DRAWINGS FOR DIMENSIONS AND LOCATIONS OF
BUILDINGS, LANDSCAPED AREAS AND OTHER PROPOSED OR EXISTING SITE FEATURES.
15. SEE ARCHITECTURAL DRAWINGS FOR PERIMETER FOUNDATION DRAINS.
FOUNDATION DRAINS SHALL BE INDEPENDENT OF OTHER SITE DRAIN LINES AND
SHALL BE TIGHTLINED TO THE STORM DRAIN SYSTEM WHERE INDICATED ON THE PLANS.
16. ALL REQUIRED STORMWATER FACILITIES MUST BE CONSTRUCTED AND IN
OPERATION PRIOR TO INSTALLATION OF ANY PAVEMENT UNLESS OTHERWISE APPROVED
BY THE ENGINEER.
17. ALL ROOF DRAINS, PERIMETER FOUNDATION DRAINS, CATCH BASINS AND
OTHER EXTERNAL DRAINS SHALL BE CONNECTED TO THE STORM DRAINAGE SYSTEM,
UNLESS NOTED OTHERWISE.
18. CONTRACTOR SHALL OBTAIN AND PAY FOR ALL PERMITS REQUIRED FOR
INSTALLATION OF ALL SITE IMPROVEMENTS INDICATED ON THESE DRAWINGS.
19. AS A MINIMUM REQUIREMENT, ALL DISTURBED AREAS ON AND OFF SITE SHALL BE
RETURNED TO THE EQUIVALENT OF THEIR PRECONSTRUCTION CONDITION IN
ACCORDANCE WITH APPROPRIATE REQUIREMENTS AND STANDARDS.
20. ALL DISTURBED SOIL AREAS SHALL BE SEEDED OR STABILIZED BY OTHER
ACCEPTABLE METHODS FOR THE PREVENTION OF ON-SITE EROSION AFTER THE
COMPLETION OF CONSTRUCTION. SEE EROSION CONTROL PLANS FOR SPECIFIC GRADING
AND EROSION CONTROL REQUIREMENTS.
21. THE CONTRACTOR SHALL KEEP OFF-SITE STREETS CLEAN AT ALL TIMES BY SWEEPING.
WASHING OF THESE STREETS WILL NOT BE ALLOWED WITHOUT PRIOR APPROVAL.
22. THIS PROJECT IS NOT A BALANCED EARTHWORK PROJECT. BOTH EXPORT
AND IMPORT OF SOIL AND ROCK MATERIALS ARE REQUIRED.
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23. SLOPE OF FINISHED GRADE SHALL BE CONSTANT BETWEEN FINISHED CONTOURS OR
SPOT ELEVATIONS SHOWN.
24. FINISHED GRADE SHALL SLOPE AWAY FROM BUILDING WALLS AT MINIMUM 5% SLOPE
FOR A MINIMUM DISTANCE OF 10 FEET.
25. CONTRACTOR SHALL BE RESPONSIBLE FOR AND SHALL INSTALL AND MAINTAIN
SHORING AND BRACING AS NECESSARY TO PROTECT WORKERS, EXISTING BUILDINGS,
STREETS, WALKWAYS, UTILITIES AND OTHER EXISTING AND PROPOSED IMPROVEMENTS
AND EXCAVATIONS AGAINST LOSS OF GROUND OR CAVING EMBANKMENTS.
CONTRACTOR SHALL ALSO BE RESPONSIBLE FOR REMOVAL OF SHORING AND BRACING,
AS REQUIRED.
26. CONTRACTOR SHALL OBTAIN APPROVAL FROM THE CITY AND FOLLOW CITY
PROCEDURES FOR ALL WATER SERVICE INTERRUPTIONS, HYDRANT SHUTOFFS, STREET
CLOSURES OR OTHER ACCESS RESTRICTIONS. CONTRACTOR SHALL NOT RELOCATE OR
ELIMINATE ANY HYDRANTS WITHOUT FIRST OBTAINING WRITTEN APPROVAL FROM THE
FIRE MARSHAL.
27. COORDINATE AND ARRANGE FOR ALL UTILITY CONNECTIONS, UTILITY RELOCATIONS
AND/OR SERVICE INTERRUPTIONS WITH THE AFFECTED OWNERS AND APPROPRIATE
UTILITY COMPANIES. CONNECTIONS TO EXISTING UTILITIES SHALL BE MADE ONLY WITH
ADVANCE WRITTEN APPROVAL OF THE AUTHORITIES GOVERNING SAID UTILITIES.
28. EXISTING UTILITY LINES IN SERVICE WHICH ARE DAMAGED DUE TO
CONSTRUCTION WORK SHALL BE REPAIRED AT CONTRACTOR'S EXPENSE AND
INSPECTED AND ACCEPTED BY CITY OF EDMONDS AND OWNER'S REPRESENTATIVE PRIOR
TO BACKFILLING.
29. NEW UTILITY LOCATIONS ARE GENERALLY SHOWN BY DIMENSION, WHERE NO
DIMENSIONS ARE INDICATED, LOCATIONS MAY BE SCALED FROM DRAWINGS. FIELD
ADJUSTMENTS SHALL BE APPROVED BY OWNER'S REPRESENTATIVE AND CITY.
30. WHERE NEW PIPE CLEARS AN EXISTING OR NEW UTILITY BY 6" OR LESS,
PLACE POLYETHYLENE PLASTIC FOAM AS A CUSHION BETWEEN THE UTILITIES.
31. SEE MECHANICAL DRAWINGS (WHERE APPLICABLE) FOR CONTINUATION OF SITE
UTILITIES WITHIN THE BUILDING.
32. SEE ELECTRICAL DRAWINGS (WHERE APPLICABLE) FOR EXTERIOR ELECTRICAL WORK.
33. SEE LANDSCAPE DRAWINGS (WHERE APPLICABLE) FOR SITE IRRIGATION SYSTEM.
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