HomeMy WebLinkAboutC3.0_Grading Plan V1APPROVED
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ABBREVIATIONS
CL
CENTERLINE
EX
EXISTING GROUND
FFE
FINISHED FLOOR ELEVATION
FG
FINISHED GRADE
FL
FLOW LINE
GRVL
EDGE OF GRAVEL
HP
HIGH POINT
INV
INVERT
ME
MATCH EXISTING
RIM
RIM ELEVATION
TRC
TOP BACK OF ROLLED CURB
TVC
TOP BACK OF VERTICAL CURB
TOA
TOP OF ASPHALT
TOC
TOP OF CONCRETE
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SCALE: 1" = 50'
1. CONTRACTOR SHALL OBTAIN ALL NECESSARY EROSION AND SEDIMENT CONTROL AND EPA NPDES PERMITS PRIOR
TO STARTING WORK.
2. CLEARING AND GRUBBING SHALL CONFORM TO ISPWC SECTION 201 AND THE RECOMMENDATIONS OF THE
PROJECT GEOTECHNICAL REPORT.
3. EXCAVATION AND EMBANKMENT SHALL CONFORM TO ISPWC SECTION 202 WITH CLASS B COMPACTION AND
FOLLOW THE RECOMMENDATIONS OF THE GEOTECHNICAL REPORT.
4. NO GRADING IS PERMITTED ON ADJACENT PROPERTY. MATCH INTO EXISTING GRADE 2' FROM PROPERTY
BOUNDARY. NO DRAINAGE SHALL BE ALLOWED TO PASS FROM THE PROJECT SITE ONTO ADJACENT PROPERTY.
5. ANY UNCONTROLLED FILL ENCOUNTERED BENEATH PROPOSED BUILDING PADS AND DRIVE AISLES SHALL BE
EXCAVATED TO SUFFICIENT DEPTHS TO EXPOSE COMPETENT NATIVE SOILS, REPLACED, AND RECOMPACTED.
B. PRIOR TO PLACEMENT OF ANY GENERAL FILL, THE SITE SUBGRADE SHALL BE PREPPED IN ACCORDANCE WITH
THE GEOTECHNICAL REPORT. THE PREPPED SUBGRADE SHALL BE OBSERVED AND APPROVED BY THE PROJECT
GEOTECHNICAL ENGINEER PRIOR TO PLACEMENT OF FILL MATERIALS.
9. FILL PLACED TO DEVELOP BUILDING PADS SHALL MEET THE REQUIREMENTS FOR GENERAL FILL. GENERAL FILL
USED FOR SITE GRADING MAY BE OBTAINED FROM ON -SITE EXCAVATIONS OR APPROVED BORROW SOURCES.
GENERAL FILL MATERIAL SHALL HAVE A MAXIMUM PARTICLE SIZE LESS THAN 6 INCHES AND SHALL BE FREE OF
EXCESS MOISTURE, ORGANIC MATTER AND DEBRIS. REFER TO THE GEOTECHNICAL REPORT FOR ADDITIONAL
REQUIREMENTS.
10. ALL AREAS OF CONSTRUCTION SHALL BE STRIPPED. STRIPPING SHALL CONSIST OF REMOVING THE TOPSOIL
HUMUS. STRIPPED MATERIALS SHALL BE PLACED OR STOCKPILED BY THE CONTRACTOR ON THE SITE AS SHOWN
ON THE PLANS AND PER INSTRUCTION BY THE OWNER/DEVELOPER, OR HAULED OFF SITE TO AN APPROVED
LOCATION.
11. THE CONTRACTOR SHALL CLEAN ALL SPILLED DIRT, GRAVEL OR OTHER FOREIGN MATERIALS CAUSED BY THE
CONSTRUCTION OPERATIONS FROM ALL STREETS AND ROADS AT THE CONCLUSION OF EACH DAY OR OPERATION.
CLEANING SHALL BE BY GRADER AND FRONT-END LOADER, SUPPLEMENTED BY POWER BRUSHING AND HAND
LABOR UNLESS OTHERWISE APPROVED BY THE CITY. THE CONTRACTOR SHALL FOLLOW CITY AND DEQ EROSION
CONTROL PROCEDURES.
12. AS SOON AS PRACTICAL AFTER COMPLETION OF ALL PAVING, THE CONTRACTOR SHALL REMOVE ALL DIRT, MUD,
ROCK GRAVEL AND OTHER FOREIGN MATERIALS FROM THE PAVED SURFACE AND STORM DRAINAGE SYSTEM.
13. CONTRACTOR SHALL RETAIN AN INDEPENDENT TESTING LABORATORY FOR FIELD QUALITY CONTROL OF ALL
BACKFILL AND ASPHALT. FIELD QUALITY CONTROL SHALL BE IN ACCORDANCE WITH ISPWC SECTION 204.3.4 AND
SECTION 810.3.13. COPIES OF ALL TEST RESULTS SHALL BE PROVIDED TO THE CITY OF BOISE FOR REVIEW.
14. ALL UNSUITABLE MATERIAL SUCH AS SOILS, TRASH, AND VEGETATION SHALL BECOME THE PROPERTY OF THE
CONTRACTOR AND PROPERLY DISPOSED OF OFF SITE.
15. THE CONTRACTOR SHALL OBTAIN A COPY OF THE GEOTECHNICAL SOILS REPORT PREPARED BY ATLAS DATED
SEPTEMBER 15, 2020, PROJECT NO. b201338g.
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BELLY LOTS 8" BELOW BACK OF w
SIDEWALK (MEASURED AT CENTER OF LOT)
TYPICAL LOT GRADING DETAIL 1
SCALE: NOT TO SCALE C3.0
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DESIGNED:
C. GRAHAM
DRAWN:
L. HAASE
CHECKED:
C. GRAHAM
APPROVED:
C. GRAHAM
PREPARED FOR:
G20 LLC
PO BOX 593
EAGLE, ID 83616
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CSW PROJECT NO. 22001
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DRAWING DATE 06/02/2022
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