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GEOTECHNICAL RECOMMENDATIONS
<br />THE FOLLOWING NOTES HAVE BEEN REFERENCED FROM THE REPORT TITLED
<br />GEOTECHNICAL ENGINEERING REPORT QFC 852 FUEL STATION DATED JANUARY 7,
<br />2020, CONDUCTED BY THE RILEY GROUP, INC. REFER TO THE COMPLETE REPORT
<br />FOR ALL EARTHWORK REQUIREMENTS.
<br />glum,
<br />THE SITE IS
<br />UNDERLAIN
<br />BY UP TO FIVE FEET
<br />OF VERY LOOSE FILL COMPRISED OF
<br />SILTY SAND
<br />WITH TRACE
<br />GRAVEL OVER NATIVE
<br />DEPOSITS OF MEDIUM DENSE TO VERY
<br />DENSE SILTY
<br />SAND WITH
<br />TRACE GRAVEL, AND
<br />SAND WITH VARYING AMOUNT OF SILT
<br />AND GRAVEL
<br />UP TO 20
<br />FEET.
<br />SELTE -EREPARAT- __- LO N.
<br />STRIPPING EFFORTS SHOULD INCLUDED REMOVAL OF PAVEMENTS, VEGETATION,
<br />ORGANIC MATERIALS AND DELETERIOUS DEBRIS FROM AREAS SLATED FOR BUILDING,
<br />PAVEMENT AND UTILITY CONSTRUCTION.
<br />THE RILEY GROUP, INC. ANTICIPATED THAT SOME AREAS OF LOOSE SOIL MAY BE
<br />PRESENT ON THE SITE AFTER STRIPPING. THEREFORE, ITS IS RECOMMEND THAT THE
<br />BUILDING, PAVEMENT, AND OTHER AREAS TO RECEIVE STRUCTURAL AREAS ARE
<br />PROOFROLLED AND COMPACTED. SOILS SHOULD BE COMPACTED TO ACHIEVE A
<br />MINIMUM COMPACTION LEVEL OF 95 PERCENT OF THE MODIFIED PROCTOR MAXIMUM
<br />DRY DENSITY AS DETERMINED BY ASTM D1557 TEST METHOD. PROOFROLLING AND
<br />ADEQUATE SUBGRADE COMPACTION CAN ONLY BE ACHIEVED WHEN THE SOILS ARE
<br />WITHIN APPROXIMATELY :F 2 PERCENT MOISTURE CONTENT OF THE OPTIMUM
<br />MOISTURE CONTENT.
<br />SUBGRADE SOILS THAT BECOME DISTURBED DUE TO ELEVATED MOISTURE CONDITIONS
<br />SHOULD BE OVEREXCAVATED TO REVEAL FIRM, NON -YIELDING, NON -ORGANIC SOILS
<br />AND BACKFILLED WITH COMPACTED STRUCTURAL FILL. THE RILEY GROUP, INC.
<br />RECOMMENDS THAT THE EARTHWORK PORTION OF THIS PROJECT BE COMPLETED
<br />DURING EXTENDED PERIODS OF WARM AND DRY WEATHER IF POSSIBLE,
<br />EXCAVATIONS AND FILL
<br />FOR EXCAVATION MORE THAN 4 FEET BUT LESS THAN 20 FEET IN DEPTH, THE
<br />TEMPORARY SIDE SLOPES SHOULD BE LAID BACK WITH A MINIMUM SLOPE
<br />INCLINATION OF 1.5:1 (HORIZONTALVERTICAL), IF THERE IS INSUFFICIENT ROOM TO
<br />COMPLETE THE EXCAVATIONS IN THIS MANNER, OR EXCAVATIONS GREATER THAN 20
<br />FEET IN DEPTH ARE PLANNED, TEMPORARY SHORING SHOULD BE USED. FOR OPEN
<br />CUTS AT THE SITE THE RILEY GROUP, INC. RECOMMENDS THE FOLLOWING:
<br />NO TRAFFIC, CONSTRUCTION EOUIPMENT, STOCKPILES OR BUILDING SUPPLIES
<br />ARE ALLOWED AT THE TOP OF CUT SLOPES WITHIN A DISTANCE OF AT LEAST 5
<br />FEET FROM THE TOP OF THE CUT.
<br />- EXPOSED SOIL ALONG THE SLOPE IS PROTECTED FROM SURFACE EROSION
<br />USING WATERPROOF TARPS AND/OR PLASTIC SHEETING.
<br />- CONSTRUCTION ACTIVITIES ARE SCHEDULED SO THAT THE LENGTH OF TIME THE
<br />TEMPORARY CUT IS LEFT OPEN IS MINIMIZED
<br />- SURFACE WATER IS DIVERTED AWAY FROM THE EXCAVATION
<br />- THE GENERAL CONDITION OF SLOPES SHOULD BE OBSERVED PERIODICALLY BY
<br />A GEOTECHNICAL ENGINEER TO CONFIRM ADEQUATE STABILITY AND EROSION
<br />CONTROL MEASURES.
<br />THE RILEY GROUP, INC. RECOMMENDS FILL BELOW THE FOUNDATION AND FLOOR
<br />SLAB, AND BELOW PAVEMENT AND HARDSCAPE SURFACES BE PLACED IN
<br />ACCORDANCE WITH THE FOLLOWING RECOMMENDATION FOR STRUCTURAL FILL. THE
<br />SANDY NATIVE SOILS MAY BE SUITABLE FOR STRUCTURAL FILL IF THE MOISTURE CAN
<br />BE PROPERLY CONTROLLED AT THE TIME OF COMPACTION IF THE CONSTRUCTION
<br />CLEAN,
<br />OCCURS IN DRY WEATHER. IF NOT, IT MAY BE NECESSARY TO IMPORT
<br />GRANULAR SOILS THAT MEETS THE GRADING REQUIREMENT IN THE GEOTECHNICAL
<br />REPORT, STRUCTURAL FILL MATERIALS SHOULD BE PLACED 1114 UNIFORM LOOSE
<br />LAYERS NOT EXCEEDING 12 INCHES AND COMPACTED AS SPECIFIED IN THE
<br />GEOTECHNICAL REPORT.
<br />GROUNDWATER:
<br />GROUNDWATER WAS NOT ENCOUNTERED DURING THE SUBSURFACE EXPORTATION,, IT
<br />SHOULD BE RECOGNIZED THAT FLUCTUATION OF THE GROUNDWATER TABLE WILL
<br />OCCUR DUE TO SEASONAL VARIATION. IN ADDITION, PERCHED WATER CAN DEVELOP
<br />WITHIN SEAMS AND LAYERS CONTAINED IN FILL SOIL OR HIGHER PERMEABILITY SOILS
<br />OVERLYING LESS PERMEABLE SOILS FOLLOWING PERIODS OF HEAVY OR PROLONGED
<br />PRECIPITATION.
<br />ACCESS113LE PATH OF TRAVEL NOTE -
<br />WALKWAYS ALONG ACCESSIBLE ROUTES OF TRAVEL SHALL BE
<br />CONTINUOUSLY ACCESSIBLE, BE A MINIMUM OF 44" IN WIDTH, HAVE
<br />A MAXIMUM 2.0% CROSS SLOPE, AND SHALL HAVE RAMPS
<br />COMPLYING WITH ACCESSIBILITY STANDARDS (SECTION 405) WHERE
<br />NECESSARY TO CHANGE ELEVATION AT A LONGITUDINAL SLOPE
<br />EXCEEDING 5% (1:20).
<br />PROPERTY PROTECTION NOTE:
<br />THE CONTRACTOR SHALL PROTECT AND PRESERVE FROM DAMAGE, INTERFERENCE AND
<br />DESTRUCTION ALL. PRIVATE AND PUBLIC PROPERTY ON OR IN THE VICINITY OF THE WORK. IF
<br />SUCH PROPERTY IS DAMAGED OR DESTROYED OR ITS USE INTERFERED WITH BY THE CONTRACTOR
<br />OR HIS OR HER AGENTS, IT SHALL BE RESTORED IMMEDIATELY TO ITS FORMER CONDITION BY THE
<br />CONTRACTOR AT HIS OR HER EXPENSE AND SUCH INTERFERENCE TERMINATED.
<br />EASEMENT NOTE,
<br />THE LOCATION OF THE EASEMENTS SHOWN ON THIS SHEET SET WERE ADDED BASED ON THE
<br />INFORMATION INCLUDED IN THE TITLE REPORT UNDER FIRST AMERICAN TITLE INSURANCE
<br />COMPANY NO. NCS-1067959-OR1, DATED MAY 12, 2021. THESE EASEMENTS WERE NOT
<br />SURVEYED, THEREFORE BARGHAUSEN CONSULTING ENGINEERS DOES NOT GUARANTEE THE
<br />ACCURACY OF EASEMENT LOCATIONS SHOWN ON THESE FLANS.
<br />APPROXIMATE LOCATION OF EXISTING UTILITIES ARE SHOWN ON THESE PLANS. CONTRACTOR TO
<br />COORDINATE WITH PURVEYORS AND USE EXTREME CAUTION WHEN EXCAVATING ON -SITE, UNTIL
<br />EXISTING GAS AND POWER SERVICE LOCATIONS ARE CONFIRMED. CONTRACTOR TO ORDER
<br />INDEPENDENT UTILITY LOCATES (INCLUDING GAS AND POWER) FOR THE FULL SCOPE OF WORK
<br />PRIOR TO CONSTRUCTION OR ANY GROUND DISTURBING ACTIVITIES.
<br />THE CONTRACTOR SHALL BE RESPONSIBLE FOR VERIFYING THE LOCATION, DIMENSION, AND DEPTH
<br />OF ALL EXISTING UTILITIES WHETHER SHOWN ON THESE PLANS OR NOT BY POTHOLING THE
<br />UTILITIES AND SURVEYING THE HORIZONTAL AND VERTICAL LOCATION PRIOR TO CONSTRUCTION. THIS
<br />SHALL INCLUDE CALLING UTILITY LOCATE 0 811 AND THEN POTHOLING ALL OF THE EXISTING
<br />UTILITIES AT LOCATIONS OF NEW UTILITY CROSSINGS TO PHYSICALLY VERIFY WHETHER OR NOT
<br />CONFLICTS EXIST, LOCATIONS OF SAID UTILITIES AS SHOWN ON THESE PLANS ARE BASED UPON
<br />THE UNVERIFIED PUBLIC INFORMATION AND ARE SUBJECT TO VARIATION. IF CONFLICTS SHOULD
<br />OCCUR, THE CONTRACTOR SHALL NOTIFY BARGHAUSEN CONSULTING ENGINEERS, INC. TO RESOLVE
<br />ALL PROBLEMS PRIOR TO PROCEEDING WITH CONSTRUCTION.
<br />1, ALL SPOT ELEVATIONS SHOWN ARE TO FINISH SURFACE (TOP OF ASPHALT OR TOP OF CONCRETE
<br />PAVEMENT, NOT TOP OF CURB/SIDEWALK) UNLESS OTHERWISE NOTED. (-1,4, = TOP OF ASPHALT, TC
<br />TOP OF CONCRETE SIDEWALK/CURB, ME = MATCH EXISTING ELEVATIONS, FC = FLUSH CURB, FL
<br />FLOW LINE, GB m GRADE BREAK)
<br />2. CONTRACTOR SHALL BE RESPONSIBLE FOR VERIFYING ALL PROPOSED GRADES IN RELATIONSHIP TO
<br />SURVEYED BASIS OF ELEVATION.
<br />1 FILL MATERIAL AND COMPACTION SHALL CONFORM TO THE GEOTECHNICAL REPORT AND CITY OF EVERETT
<br />REQUIREMENTS,
<br />4, CONTRACTOR TO PROTECT AND MAINTAIN EROSION CONTROL FACILITIES DURING GRADING OPERATIONS.
<br />5. CONSTRUCTION AND MATERIALS SHALL BE IN ACCORDANCE WITH THE GEOTECHNICAL REPORT AND CITY
<br />OF EVERETT REQUIREMENTS.
<br />6, CONTRACTOR TO RAISE AND ADJUST PROPOSED SANITARY SEWER CLEANOUTS LIDS TO FINAL GRADE AS
<br />NECESSARY. CLEANOUTS WITHIN ADA ACCESSIBLE PATHS SHALL BE ADJUSTED TO FINAL ELEVATIONS IN
<br />COMPLIANCE WITH CURRENT ADA REQUIREMENTS.
<br />7. CONTRACTOR TO RAISE AND ADJUST ALL EXISTING AND PROPOSED CATCH BASIN RIMS TO FINAL GRADE
<br />AS NECESSARY. CATCH BASINS WITHIN ADA ACCESSIBLE PATHS SHALL BE ADJUSTED TO FINAL
<br />ELEVATIONS IN COMPLIANCE WITH CURRENT ADA STANDARDS.
<br />8. CONTRACTOR TO ORDER LOCATES AND FIELD VERIFY ALL UTILITIES PRIOR TO CONSTRUCTION TO ENSURE
<br />THAT UTILITY CONFLICTS DO NOT EXIST. CONTRACTOR TO REVIEW UTILITY ASBUILTS IN ORDER TO VERIFY
<br />EXISTING UTILITY LOCATIONS, CONTRACTOR SHALL POTHOLE ALL POTENTIAL UTILITY CONFLICTS PRIOR TO
<br />CONSTRUCTION. NOTIFY BARGHAUSEN CONSULTING ENGINEERS, INC. OF ANY CONFLICTS,
<br />GRADING LEGEND.,
<br />PROPOSED CONTOUR
<br />EXISTING CONTOUR
<br />PROPOSED RIDGE LINE
<br />SWALE FLOWLINE
<br />PROPOSED GRADING SLOPE
<br />SPOT ELEVATION
<br />FLUSH ELEVATION
<br />MATCH EXISTING ELEVATION
<br />TOP OF PAVEMENT/TOP OF CURB
<br />FLOW/GUTTER LINE/TOP OF CURB
<br />- - - - - - 30 - - - - - -
<br />1.00%
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<br />Consulting Engineers, Inc.
<br />18215 72nd Aven Lie So u-th
<br />Kent, VVA 98032
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<br />10/15/21
<br />Project 20996 Store #00852
<br />Designee By, MU vv
<br /><
<br />Drown By, ADW
<br />Checked By, CJR
<br />Dote: 10-15-2021
<br />CD
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<br />Scole: 1
<br />Disk File: 20996—GD.dwg
<br />Model:
<br />Address-
<br />4919 EVERGREEN WAY
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<br />EVERETT, 14% 98203 0-)
<br />Drawing No.: 0
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