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GENERAL NOTE
1. ALL CONSTRUCTION SHALL BE EXECUTED AS SHOWN ON THESE PLANS. ANY
REVISIONS AND/OR DEVIATIONS MUST BE APPROVED BY THE ENGINEER OF
RECORD AND MAY RESULT IN ADDITIONAL PERMITTING EFFORTS THROUGH THE
RELATED PERMITTING AGENCY. THE CONTRACTOR SHALL ACKNOWLEDGE THAT
REVISIONS ANDfOR DEVIATIONS MAY RESULT IN ADDITIONAL PERMITTING
REQUIREMENTS AND POSSIBLY AFFECT SCHEDULING OF WORK.
2. UNLESS OTHERWISE NOTED ON PLANS, OR WITHIN THE PROJECT
SPECIFICATIONS, ALL MATERIALS AND CONSTRUCTION ARE TO BE IN
ACCORDANCE WITH DESIGN AND CONSTRUCTION STANDARDS OF THE
PERMITTING AGENCY HAVING JURISDICTION: THE LOCALLY ADOPTED BUILDING
CODE; AND ALL APPLICABLE LOCAL AND STATE CODES AND ORDINANCES.
3. PERMITS MAY BE REQUIRED FOR ANY WORK IN THE PUBLIC RIGHT-OF-WAY. THE
CONTRACTOR IS TO ACKNOWLEDGE AND SECURE ALL PERMITS AND
INSPECTIONS REQUIRED FOR WORK IN THE PUBLIC RIGHT-OF-WAY.
4, THIS PARCEL OF LAND MAY BE SUBJECT TO ANY AND ALL RECORDED (AND
POSSIBLY UNRECORDED) EASEMENTS, RESTRICTIONS, AND COVENANTS.
5. PRIOR TO COMMENCEMENT OF WORK, THE CONTRACTOR SHALL CONTACT ALL
UTILITY COMPANIES FOR VERIFICATION OF UTILITIES WITHIN THE LIMITS OF
CONSTRUCTION. GALL AREA ONE CALL SYSTEM 48 HOURS PRIOR TO ANY
EXCAVATION-
6. THE CONTRACTOR IS TO VERIFY ALL DIMENSIONS PRIOR TO THE START OF
CONSTRUCTION. ANY DISCREPANCIES SHALL BE REPORTED TO THE ENGINEER
IN A TIMELY MANNER.
7. THE CONTRACTOR SHALL TAKE ALL PRECAUTIONS NECESSARY TO PROTECT
EXISTING PERMANENT SURVEY MONUMENTS AND BENCHMARKS FROM
DISTURBANCE. SURVEY MONUMENTS DISTURBED BY CONSTRUCTION ARE TO BE
REPLACED AND ADJUSTED VIA A LAND SURVEYOR REGISTERED IN THE STATE
FOR WHICH THE PROJECT IS LOCATED.
8. THE CONTRACTOR SHALL COORDINATE WORK EFFORTS WITH THE OWNER TO
MINIMIZE TRAFFIC INTERFERENCE AND OPERATIONS OF THE FACILITIES.
9. NO BLASTING OR BURNING IS ALLOWED ON THE PROJECT, UNLESS OTHERWISE
DIRECTED OR NOTED BY THE ENGINEER.
10. IT IS NOT EXPECTED THAT HAZARDOUS MATERIALS WILL BE ENCOUNTERED.
HOWEVER IF MATERIALS SUSPECTED OF CONTAINING HAZARDOUS MATERIALS
ARE ENCOUNTERED, DO NOT DISTURB: IMMEDIATELY NOTIFY ENGINEER AND
OWNER. HAZARDOUS MATERIALS WILL BE REMOVED BY OWNER UNDER A
SEPARATE CONTRACT
DEMOLITION AND CLEARING
1- DEMOLITION AND CLEARING OPERATIONS SHALL CONFORM TO APPLICABLE
REGULATIONS RELATING TO ENVIRONMENTAL REQUIREMENTS DISPOSAL OF
DEBRIS, BURNING OF DEBRIS ON SITE, AND USE OF HERBICIDES.
2- DEMOLITION WASTE SHALL BE DISPOSED OF IN A LEGAL MANNER. REMOVED
DEMOLITION WASTE MATERIALS FROM PROJECT SITE AND DISPOSE OF WASTE
IN AN EPA -APPROVED LANDFILL ACCEPTABLE TO AUTHORITIES HAVING
JURISDICTION. DO NOT BURY OR BURN DEMOLITION WASTE ON -SITE.
3. HISTORIC ITEMS, RELICS, ANTIQUES, AND SIMILAR OBJECTS, INCLUDING, BUT
NOT LIMITED TO CORNERSTONES AND THEIR CONTENTS, COMMEMORATIVE
PLAQUES AND TABLETS, AND OTHER ITEMS OF INTEREST OF VALUE TO OWNER
THAT MAY BE UNCOVERED DURING DEMOLITION REMAIN THE PROPERTY OF THE
OWNER.
4- ARRANGE DEMOLITION SCHEDULE SO A$ NOT TO INTERFERE WITH OWNER'$
ON -SITE OPERATIONS OR OPERATIONS OF ADJACENT OCCUPIED BUILDINGS.
5. CONDUCT BUILDING DEMOLITION AND DEBRIS REMOVAL OPERATIONS TO
ENSURE MINIMUM INTERFERENCE WITH ROADS, STREETS, WALKWAYS, AND
OTHER ADJACENT OCCUPIED AND USED FACILITIES, DO NOT CLOSE OR
OBSTRUCT STREETS, WALKS, WALKWAYS, OR OTHER ADJACENT OCCUPIED OR
USED FACILITIES WITHOUT PERMISSION FROM OWNER AND AUTHORITIES
HAVING JURISDICTION.
6. AUTHORITY FOR PERFORMING SITE CLEARING INDICATED ON PROPERTY
ADJOINING OWNER'S PROPERTY MUST BE OBTAINED BY OWNER PRIOR TO
COMMENCEMENT OF CLEARING. ❑O NOT PROCEED WITH WORK ON ADJOINING
PROPERTY UNTIL DIRECTED BY ENGINEER.
7. PRIOR TO COMMENCEMENT OF DEMOLITION OPERATIONS:
a. VERIFY THAT HAZARDOUS MATERIALS, IF PRESENT, HAVE BEEN REMEDIATED.
b. REVIEW PROJECT RECORD DRAWINGS OF EXISTING BUILDING AND EXISTING
SITE IMPROVEMENTS.
c- INVENTORY AND RECORD THE CONDITION OF ITEMS TO BE REMOVED AND
SALVAGED. TAKE DIGITAL PHOTOGRAPHS OR VIDEO OF PROJECT SITE AND
SURROUNDING PROPERTIES, INCLUDING EXISTING ITEMS TO REMAIN DURING
CONSTRUCTION OPERATIONS, RECORD CONDITIONS THAT MIGHT BE
MISCONSTRUED AS DAMAGE CAUSED BY SALVAGE OPERATIONS-
d. CLEAN, PACK, IDENTIFY, AND TRANSPORT SALVAGED ITEMS TO STORAGE
AREA DESIGNATED BY OWNER-
e. REMOVE REFRIGERANT FROM THE MECHANICAL EQUIPMENT ACCORDING TO
40 CFR 82 AND REGULATIONS OF AUTHORITIES HAVING JURISDICTION.
f, COORDINATE ANY ADDITIONAL REQUIREMENTS FOR DEMOLISHING OR
RELOCATING SITE MECHAN ICAL AND ELECTRICAL ITEMS WITH OWNER AND
OTHER AUTHORITIES HAVING JURISDICTION.
g. ASSURE THAT ANY REQUIRED INITIAL EROSION AND SEDIMENT CONTROL
MEASURES ARE INSTALLED AND IN WORKING ORDER.
h. LOCATE, IDENTIFY, DISCONNECT, AND SEAL OR CAP -OFF EXISTING UTILITIES
SERVING BUILDINGS AND STRUCTURES TO BE DEMOLISHED. CUT AND
REMOVE PIPE OR CONDUIT A MINIMUM OF 24 INCHES BELOW GRADE. CAP,
VALVE, PLUG AND SEAL REMAINING PORTION OF PIPE OR CONDUIT.
L ❑O NOT START DEMOLITION WORK UNTIL UTILITY DISCONNECTION AND
SEALING HAVE BEEN COMPLETED AND VERIFIED IN WRITING.
$- PRIOR TO COMMENCEMENT OF SITE CLEARING OPERATIONS, VERIFY THE
FOLLOWING:
a- TEMPORARY EROSION AND SEDIMENT CONTROL MEASURE$ ARE IN PLACE
AND IN WORKING ORDER.
b. UTILITY LOCATOR SERVICE HAS DETERMINED AND FLAGGED THE LOCATION
OF UNDERGROUND UTILITIES.
c- EXISTING SITE IMPROVEMENTS AND UTILITIES TO REMAIN HAVE BEEN
PROTECTED.
d- BENCHMARKS AND SURVEY CONTROL POINTS HAVE BEEN PROTECTED FROM
DISTURBANCE.
e- TREES AND VEGETATION TO REMAIN (OR TO BE RELOCATED) HAVE BEEN
LOCATED AND CLEARLY FLAGGED IN ACCORDANCE WITH TREE PROTECTION
AND TRIMMING REQUIREMENTS,
9. COORDINATE UTILITY DEMOLITION AND ABANDONMENT WITH UTILITY COMPANY
OR AUTHORITY HAVING JURISDICTION,
10. IN THE EVENT BUILDINGS IMMEDIATELY ADJACENT TO THE DEMOLITION AREA
WILL BE OCCUPIED, CONDUCT SITE DEMOLITION SO OPERATIONS OF OCCUPIED
BUILDINGS WILL NOT BE DISRUPTED- MAINTAIN ACCESS TO AND FROM EXISTING
WALKWAYS, EXITS, AND OTHER FACILITIES USED BY OCCUPANTS OF ADJACENT
BUILDINGS-
11- PROTECT EXISTING FACILITIES AND ADJACENT WALKWAYS, LOADING DOCKS,
BUILDING ENTRIES, AND OTHER BUILDING FACILITIES DURING DEMOLITION
OPERATIONS- MAINTAIN EXITS FROM EXISTING BUILDINGS-
12. ERECT TEMPORARY PROTECTION, SUCH AS WALKS, FENCES, RAILINGS,
CANOPIES, AND COVERED PASSAGEWAYS, AS NECESSARY, AND AS REQU I R E D
BY AUTHORITIES HAVING JURISDICTION, REMOVE TEMPORARY BARRIERS AND
PROTECTIONS WHERE HAZARDS NO LONGER EXIST. WHERE OPEN
EXCAVATIONS OR OTHER HAZARDOUS CONDITIONS REMAIN, LEAVE TEMPORARY
BARRIERS AND PROTECTIONS IN PLACE.
13. PROTECT EXISTING UTILITIES FROM DAMAGE DURING DEMOLITION OPERATIONS.
MAINTAIN OPERATION OF UTILITY SERVICES TO REMAIN. PROVIDE AT LEAST 72
HOURS' NOTICE TO OCCUPANTS OF AFFECTED BUILDINGS IF SHUTDOWN OF
SERVICE IS REQUIRED.
14. IF REMOVAL, RELOCATION, OR ABANDONMENT OF UTILITY SERVICES WILL
AFFECT ADJACENT OCCUPIED BUILDINGS, MAINTAIN CONTINUITY OF SERVICE TO
ADJACENT BUILDINGS BY PROVIDING TEMPORARY UTILITIES THAT BYPASS
BUILDINGS AND STRUCTURES TO BE DEMOLISHED. TEMPORARY BYPASS
SERVICES SHALL BE PROVIDED IN ACCORDANCE WITH UTILITY COMPANY OR
AUTHORITIES HAVING JURISDICTION.
15. TEMPORARY SHORING: PROVIDE AND MAINTAIN INTERIOR AND EXTERIOR
SHORING, BRACING, OR STRUCTURAL SUPPORT TO PRESERVE STABILITY AND
PREVENT UNEXPECTED MOVEMENT OR COLLAPSE OF EXISTING IMPROVEMENTS
BEING DEMOLISHED, ALL SHORING OPERATIONS SHALL BE DESIGNED BY A
LICENSED PROFESSIONAL AND INSTALLED PER OSHA REQUIREMENTS.
16. DEMOLITION OF STRUCTURAL FRAMING MEMBERS SHALL PROCEED
SYSTEMATICALLY, FROM HIGHER TO LOWER LEVEL- COMPLETE BUILDING
DEMOLITION OPERATIONS ABOVE EACH FLOOR OR TIER BEFORE DISTURBING
SUPPORTING MEMBERS ON THE NEXT LOWER LEVEL- REMOVE DEBRIS FROM
ELEVATED PORTIONS OF THE BUILDING BY CHUTE, HOIST, OR OTHER DEVICE
THAT WILL CONVEY DEBRIS TO GRADE LEVEL IN A CONTROLLED DESCENT.
17. CLEAN ADJACENT STRUCTURES AND IMPROVEMENTS OF DUST, DIRT, AND
DEBRIS CAUSED BY BUILDING DEMOLITION OPERATIONS. RETURN ADJACENT
AREAS TO CONDITION EXISTING BEFORE BUILDING DEMOLITION OPERATIONS
BEGAN.
18. CLEARING AND GRUBBING:
a. REMOVE OBSTRUCTIONS, TREES, SHRUBS, GRASS, AND OTHER VEGETATION
TO PERMIT INSTALLATION OF NEW CONSTRUCTION- DO NOT REMOVE TREES,
SHRUBS, AND OTHER VEGETATION INDICATED TO REMAIN OR TO BE
RELOCATED-
b. CUT MINOR ROOTS AND BRANCHES OF TREES INDICATED TO REMAIN IN A
CLEAN AND CAREFUL MANNER AND ONLY WHERE SUCH ROOTS AND
BRANCHES OBSTRUCT INSTALLATION OF NEW CONSTRUCTION.
c. CLEAR UNDERGROWTH AND DEADWOOD WITHOUT DISTURBING SUBSOIL.
d. GRIND STUMPS AND REMOVE ROOTS, OBSTRUCTIONS, AND DEBRIS
EXTENDING TO A DEPTH BELOW EXPOSED SUBGRADE AS FOLLOWS:
• FOOTINGS, SLABS ON GRADE AND BOTTOM SLABS OF STRUCTURES: 36
INCHES.
• ROADS AND PAVEMENT AREAS: 18 INCHES.
• AREAS TO BE GRASSED OR LANDSCAPED: 8 INCHES.
• AREAS TO BE FILLED: 12 INCHES.
e. USE ONLY HAND METHODS FOR GRUBBING WITHIN TREE PROTECTION ZONES,
1. CHIP REMOVED TREE BRANCHES AND DISPOSE OF OFF -SITE.
% UNLESS FURTHER EXCAVATION OF EARTHWORK IS INDICATED, FILL
DEPRESSIONS CAUSED BY CLEARING AND GRUBBING OPERATIONS WITH
SATISFACTORY SOIL MATERIAL. PLACE FILL MATERIAL IN HORIZONTAL LAYERS
NOT EXCEEDING A LOOSE DEPTH OF 8 INCHES, AND COMPACT EACH LAYER
TO A DENSITY EQUAL TO ADJACENT ORIGINAL GROUND.
19. TOPSOIL STRIPPING:
a, REMOVE SOD AND GRASS BEFORE STRIPPING TOPSOIL,
G. STRIP TOPSOIL TO WHATEVER DEPTHS ARE ENCOUNTERED IN A MANNER TO
PREVENT INTERMINGLING WITH UNDERLYING SUBSOIL OR OTHER WASTE
MATERIALS. REMOVE SUBSOIL AND NON -SOIL MATERIALS FROM TOPSOIL,
INCLUDING TRASH, DEBRIS, WEEDS, ROOTS, AND OTHER WASTE MATERIALS-
c. STOCKPILE TOPSOIL MATERIALS AWAY FROM EDGE OF EXCAVATIONS
WITHOUT INTERMIXING WITH SUBSOIL- GRADE AND SHAPE STOCKPILES TO
DRAIN SURFACE WATER. COVER TO PREVENT WINDBLOWN DUST. LIMIT
HEIGHT OF TOPSOIL STOCKPILES TO 72 INCHES. DO NOT STOCKPILE TOPSOIL
WITHIN TREE PROTECTION ZONES. STOCKPILE SURPLUS TOPSOIL TO ALLOW
FOR RESPREADING DEEPER TOPSOIL.
20. SITE IMPROVEMENTS:
a. REMOVE EXISTING ABOVE- AND BELOW -GRADE IMPROVEMENTS AS INDICATED
AND AS NECESSARY TO FACILITATE NEW CONSTRUCTION. REMOVE SLABS,
PAVING, CURBS. GUTTERS, AND AGGREGATE BASE A5 INDICATED.
b. UNLESS EXISTING FULL -DEPTH JOINTS COINCIDE WITH LINE OF DEMOLITION,
NEATLY SAW -CUT LENGTH OF EXISTING PAVEMENT TO REMAIN BEFORE
REMOVING EXISTING PAVEMENT. SAWCUT ALL FACES VERTICALLY.
c. PAINT CUT ENDS OF STEEL REINFORCEMENT IN CONCRETE TO REMAIN TO
PREVENT CORROSION.
21. DISPOSAL:
a, REMOVE SURPLUS 50IL MATERIAL, UNSUITABLE TOPSOIL, OBSTRUCTIONS,
DEMOLISHED MATERIALS, AND WASTE MATERIALS, INCLUDING TRASH AND
DEBRIS, AND LEGALLY DISPOSE OF THEM OFF OWNER'$ PROPERTY.
p. REMOVE AND TRANSPORT DEBRIS AND RUBBISH IN A MANNER THAT WILL
PREVENT SPILLAGE ON STREETS OR ADJACENT AREAS- CLEAN UP SPILLAGE
FROM STREETS AND ADJACENT AREAS.
c. COMPLY WITH FEDERAL, STATE AND LOCAL HAULING AND DISPOSAL
REGULATIONS.
d- SEPARATE RECYCLABLE MATERIALS PRODUCED DURING SITE CLEARING
FROM OTHER NON -RECYCLABLE STORE OR STOCKPILE WITHOUT
INTERMIXING WITH OTHER MATERIALS AND TRANSPORT THEM TO RECYCLING
FACILITIES.
EARTHWORK
1. IN THE EVENT OF ANY UNFORESEEN CONDITIONS THAT ARE ENCOUNTERED AND
NOT COVERED BY THESE NOTES DURING GRADING OPERATIONS, THE ENGINEER
SHALL BE IMMEDIATELY NOTIFIED FOR DIRECTION.
2, IT 15 THE RESPONSIBILITY OF THE CONTRACTOR TO PERFORM ALL NECESSARY
CUTS AND FILLS WITHIN THE LIMITS OF THIS PROJECT AND RELATED OFF -SITE
WORK SO AS TO ESTABLISH THE DESIRED SUBGRADE, FIN15H GRADES AND
SLOPES SPECIFIED WITHIN THE PLANS.
3. ADEQUATE SHORING IS TO BE DESIGNED AND PROVIDED BY THE CONTRACTOR
TO PREVENT UNDERMINING OF ANY ADJACENT FEATURES OR FACILITIES
ANDICR CAVING OF THE EXCAVATION. ALL SHORING AND ASSOCIATED
TEMPORARY STRUCTURES SHALL BE DESIGNED BY A LICENSED PROFESSIONAL
AND INSTALLED PURSUANT TO OSHA REQUIREMENTS.
SOIL MATERIALS:
1. UNSATISFACTORY SOILS CONSIST OF SOIL CLASSIFICATION GROUPS ML, OIL, CH,
MH, OH, AND PT, OR A COMBINATION OF THESE GROUPS. UNSATISFACTORY
SOILS ALSO INCLUDE SATISFACTORY SOILS NOT MAINTAINED WITHIN 3 PERCENT
OF OPTIMUM MOISTURE CONTENT AT TIME OF COMPACTION.
2. SATISFACTORY SOILS: ASTM D 2487 SOIL CLASSIFICATION GROUPS AS
IDENTIFIED ON THE DRAWINGS, OR A COMBINATION OF THESE GROUPS: FREE
OF ROCK OR GRAVEL LARGER THAN 3 INCHES IN ANY DIMENSION, DEBRIS
WASTE, FROZEN MATERIALS, VEGETATION, AND OTHER DELETERIOUS MATERIAL.
SUBGRADE INSPECTION.
1. PROOF -ROLL SUBGRADE BELOW THE BUILDING SLABS AND PAVEMENTS WITH
HEAVY PNEUMATIC -TIRED EQUIPMENT TO IDENTIFY SOFT POCKETS AND AREAS
OF EXCESS YIELDING. DO NOT PROOF -ROLL WET OR SATURATED SUBGRADES.
a, COMPLETELY PROOF -ROLL SUBGRADE IN TWO DIRECTIONS, REPEATING
PROOF ROLLING IN DIRECTION PERPENDICULAR TO FIRST DIRECTION. LIMIT
VEHICLE SPEED TO 3 MPH,
G. PROOF -ROLL WITH A LOADED 10-WHEEL, TAN ❑EM-AXLE ❑UMP TRUCK
WEIGHING NOT LESS THAN 15 TONS,
c. EXCAVATE SOFT SPOTS, UNSATISFACTORY SOILS. AND AREAS OF EXCESSIVE
PUMPING OR RUTTING, AS DETERMINED BY ENGINEER AND REPLACE WITH
COMPACTED BACKFILL OR FILL AS DIRECTED.
2. RECONSTRUCT SUBGRADES DAMAGED BY FREEZING TEMPERATURES, FROST,
RAIN, ACCUMULATED WATER, OR CONSTRUCTION ACTIVITIES AS DIRECTED BY
ENGINEER, WITHOUT ADDITIONAL COMPENSATION.
BACKFILL:
1, THE CONTRACTOR SHALL PLACE AND COMPACT BACKFILL IN EXCAVATIONS
PROMPTLY, BUT NOT BEFORE COMPLETING THE FOLLOWING:
a. CONSTRUCTION BELOW FINISH GRADE INCLUDING, WHERE APPLICABLE,
SUBDRAINAGE, DAMP PROOFING, WATERPROOFING, AND PERIMETER
INSULATION.
b. SURVEYING LOCATIONS OF UNDERGROUND UTILITIES FOR RECORD
DRAWINGS.
c, TESTING AND INSPECTING UNDERGROUND UTILITIES.
d. REMOVING CONCRETE FORMWORK,
e. REMOVING TRASH AND DEBRIS.
f, REMOVING TEMPORARY SHORING AND BRACING, AND SHEETING.
g. INSTALLING PERMANENT OR TEMPORARY HORIZONTAL BRACING ON
HORIZONTALLY SUPPORTED WALLS.
COMPACTION OF SOIL BACKFILLS AND FILLS:
1. CONTRACTOR SHALL PLACE BACKFILL AND FILL MATERIALS IN LAYERS NOT
MORE THAN 8-INCHES IN LOOSE DEPTH FOR MATERIAL COMPACTED BY HEAVY
COMPACTION EQUIPMENT, AND NOT MORE THAN 4-INCHES IN LOOSE DEPTH FOR
MATERIAL COMPACTED BY HAND -OPERATED TAMPERS-
2. PLACE BACKFILL AND FILL SOIL MATERIALS EVENLY ON ALL SIDES OF
STRUCTURES TO REQUIRED ELEVATIONS, AND UNIFORMLY ALONG THE FULL
LENGTH OF EACH STRUCTURE.
3. COMPACT SOIL MATERIALS TO NOT LESS THAN THE PLAN SPECIFIED
PERCENTAGES OF MAXIMUM DRY UNIT WEIGHT ACCORDING TO ASTM D e98 OR
ASTM D 1557. (SEE CIVIL DETAILS FOR SUMMARY OF TRENCH BACKFILL AND
BEDDING MATERIALS AND PLACEMENT SPECIFICATIONS),
GRADING:
1, GENERAL: UNIFORMLY GRADE AREAS TO A SMOOTH SURFACE. FREE OF
IRREGULAR SURFACE CHANGES. COMPLY WITH COMPACTION REQUIREMENTS
AND GRADE TO DETAILEDIINDICATED CROSS -SECTIONS. LINES, AND ELEVATIONS
INDICATED IN PLANS. PROVIDE A SMOOTH TRANSITION BETWEEN ADJACENT
EXISTING GRADES AND NEW GRADES- CUT OUT SOFT SPOTS, FILL LOW SPOTS,
AND TRIM HIGH SPOTS TO COMPLY WITH REQUIRED SURFACE TOLERANCES.
2. SITE GRADING; SLOPE GRADES TO DIRECT WATER AWAY FROM BUILDINGS AND
TO PREVENT PONDING, FINISH SUBGRADES TO REQUIRED ELEVATIONS WITHIN
THE FOLLOWING TOLERANCES:
a. LAWN OR UNPAVED AREAS: PLUS OR MINUS ONE (1) INCH,
b, WALKS: PLUS OR MINUS ONE (1) INCH,
C. PAVEMENTS: PLUS OR MINUS ONE-HALF (112) INCH.
d. GRADING IN$I❑E BUILDING LINES: FINISH $UBGRA❑E TO A TOLERANCE OF
ONE-HALF (I12) INCH WHEN TESTED WITH A 10-FOOT STRAIGHTEDGE.
3. SUBBASE AND BASE COURSES:
a. PLACE SUBBASE AND BASE COURSE ON SUBGRADES FREE OF MUD, FROST,
SNOW, OR ICE.
b. PLACE SUBBASE AND BASE COURSE 6 INCHES OR LESS IN COMPACTED
THICKNESS IN A SINGLE LAYER.
c. PLACE SUBBASE AND BASE COURSE EXCEEDING 6 INCHES IN COMPACTED
THICKNESS IN LAYERS OF EQUAL THICKNESS, WITH NO COMPACTED LAYER
MORE THAN 6 INCHES THICK OR LESS THAN 3 INCHES.
4. COMPACT SUBBASE AND BASE COURSE AT OPTIMUM MOISTURE CONTENT TO
REQUIRED GRADES, LINES. CROSS SECTIONS, AND THICKNESS ACCORDING TO
ASTM D 698 OR ASTM D 1557, AS INDICATED ON THE DRAWING DETAILS.
FIELD QUALITY CONTROL:
1, THE TESTING AGENCY WILL INSPECT AND TEST SUBGRADES AND EACH FILL OR
BACKFILL LAYER- CONTRACTOR SHALL PROCEED WITH SUBSEQUENT
EARTHWORK ONLY AFTER TEST RESULTS FOR PREVIOUSLY COMPLETED WORK
COMPLY WITH REQUIREMENTS,
2. FOOTING SUBGRADE: AT FOOTING SUBGRADES, AT LEAST ONE TEST OF EACH
SOIL STRATUM WILL BE PERFORMED TO VERIFY DESIGN BEARING CAPACITIES,
SUBSEQUENT VERIFICATION AND APPROVAL OF OTHER FOOTING SUBGRADES
MAY BE BASED ON A VISUAL COMPARISON OF SUBGRADE WITH TESTED
SUBGRADE WHEN APPROVED BY ENGINEER.
3. THE TESTING AGENCY WILL TEST COMPACTION OF SOILS IN PLACE ACCORDING
TO ASTM D 1556, ASTM ❑ 2167, ASTM D 2922, AND ASTM D 2937, A$ APPLICABLE -
TESTS WILL BE PERFORMED AT THE FOLLOWING LOCATIONS AND FREQUENCIES:
a. PAVED AND BUILDING SLAB AREAS: AT SUBGRADE AT EACH COMPACTED FILL
AND BACKFILL LAYER, AT LEAST 1 TEST FOR EVERY 10,000 SQ. FT. OR LESS OF
PAVED AREA OR BUILDING SLAB, BUT IN NO CASE FEWER THAN 3 TESTS-
b. FOUNDATION WALL BACKFILL: AT EACH COMPACTED BACKFILL LAYER, AT
LEAST 1 TEST FOR EACH 100 FEET OR LESS OF WALL LENGTH, BUT NO FEWER
THAN 2 TESTS.
c- TRENCH BACKFILL: AT EACH COMPACTED INITIAL AND FINAL BACKFILL LAYER,
AT LEAST 1 TEST FOR EACH 150 FEET OR LESS OF TRENCH LENGTH, BUT NO
FEWER THAN 2 TESTS-
5. IF THE TESTING AGENCY REPORTS THAT SUBGRADES, FILLS, OR BACKFILLS
HAVE NOT ACHIEVED DEGREE OF COMPACTION SPECIFIED, SCARIFY AND
MOISTEN OR AERATE, OR REMOVE AND REPLACE SOIL TO DEPTH REQUIRED;
RECOMPACT AND RETEST UNTIL SPECIFIED COMPACTION IS OBTAINED,
6. ALL FIELD QUALITY CONTROL TESTS THAT FAIL TO MEET THE SPECIFIED
COMPACTION DENSITY SHALL BE REPORTED TO THE ENGINEER.
GENERAL UTILITY NOTES
1. PRIOR TO COMMENCEMENT OF WORK, THE CONTRACTOR SHALL CONTACT ALL
UTILITY COMPANIES FOR VERIFICATION OF UTILITIES WITHIN THE LIMITS OF
CONSTRUCTION. CALL THE AREA ONE CALL SYSTEM 48 HOURS PRIOR TO ANY
EXCAVATION-
2. THE CONTRACTOR IS TO VERIFY ALL DIMENSIONS PRIOR TO THE START OF
CONSTRUCTION. ANY DISCREPANCIES SHALL BE REPORTED TO THE ENGINEER.
3. THE CONTRACTOR SHALL COORDINATE WORK EFFORTS WITH THE OWNER TO
MINIMIZE TRAFFIC INTERFERENCE AND OPERATIONS OF THE FACILITIES.
4. THE CONTRACTOR SHALL TAKE ALL PRECAUTIONS NECESSARY TO PROTECT
EXISTING PERMANENT SURVEYING MONUMENTS AND BENCHMARKS FROM
DISTURBANCE. SURVEY MONUMENTS DISTURBED BY CONSTRUCTION ARE TO BE
REPLACED AND ADJUSTED VIA A LAND SURVEYOR REGISTERED IN THE STATE
FOR WHICH THE PROJECT 15 LOCATED.
5. EXISTING UTILITIES SHOWN HEREIN ARE BASED ON AVAILABLE RECORDS AND
FIELD INVESTIGATIONS. THE CONTRACTOR SHALL VERIFY HORIZONTAL AND
VERTICAL LOCATIONS OF UTILITIES PRIOR TO EXCAVATION WITHIN WORK
AREAS- THE ENGINEER SHALL BE NOTIFIED UPON DISCOVERY OF ANY
DISCREPANCIES THAT WILL AFFECT INSTALLATION OF WORK OR DISCOVERY OF
UNCHARTED UTILITIES WHICH MAY REQUIRE RELOCATION. NOTIFICATION SHALL
BE DONE IN A TIMELY MANNER.
6. WHERE APPLICABLE, THE CONTRACTOR SHALL MAINTAIN ALL FENCING, SIGNS,
DETOURS, FLAGMEN, SIGNALS, ETC., FOR ANY OPEN TRENCHES, HOLES OR PITS.
ALL TRENCHES, HOLES OR PITS SHALL BE CLOSED OR PROTECTED BY
BARRICADES AT THE END OF THE DAY.
7. PERMITS MAY BE REQUIRED FOR ANY WORK IN THE PUBLIC RIGHT-OF-WAY. THE
CONTRACTOR IS TO ACKNOWLEDGE AND SECURE ALL PERMITS AND
INSPECTIONS REQUIRED FOR WORK WITHIN PUBLIC RIGHT-OF-WAY.
8. THE CONTRACTOR SHALL MAINTAIN RECORD DRAWINGS DURING
CONSTRUCTION WHICH SHOW THE CONSTRUCTED CONDITIONS OF ALL WORK
INSTALLED. SEE 'AS -BUILT" REQUIREMENTS FOR ADDITIONAL INFORMATION.
9. ALL VALVE BOXES, METER BOXES, VAULTS, CLEA.NOUTS, HOLE COVERS, FIRE
HYDRANTS AND OTHER APPURTENANCES THAT ARE TO REMAIN IN SERVICE
WITHIN THE PROJECT AREA SHALL BE ADJUSTED TO CONFORM TO FINISHED
GRADE.
10. ALL UNDERGROUND UTILITIES MUST BE IN PLACE, TESTED AND INSPECTED AS
REQUIRED PRIOR TO BASE AND SURFACE CONSTRUCTION.
11. IT IS THE CONTRACTOR'S RESPONSIBILITY TO NOTIFY ALL UTILITY COMPANIES
TO DISCONNECT OR REMOVE THEIR FACILITIES PRIOR TO REMOVING OR
DEMOLISHING ANY EXISTING STRUCTURES FROM THE SITE.
ALL UTILITIES INCLUDING, BUT NOT NECESSARILY LIMITED TO. THE FOLLOWING
SHOULD BE CONTACTED BY THE CONTRACTOR:
1. GAS
2. TELEPHONE
3. CABLE
4. POWER
5. CITYfCOUNTY WATER AND SEWER
6. CITYICOUNTY/STATE TRAFFIC SIGNAL UTILITY (FIBER, HARDWIRE TRAFFIC
SIGNAL INTERCONNECT)
13. THE LOCATION OF ALL EXISTING UTILITIES SHOWN ON THE PLANS HAVE BEEN
DETERMINED THE ENGINEER ASSUMES NO RESPONSIBILITY FOR FROM THE
BEST INFORMATION AVAILABLE. IT SHALL BE THE CONTRACTOR'S
RESPONSIBILITY TO NOTIFY THE VARIOUS ACCURACY- UTILITIES AND TO MAKE
THE NECESSARY ARRANGEMENTS FOR ANY RELOCATIONS UTILITIES WITH THE
OWNER OF THE UTILITY. THE CONTRACTOR SHALL EXERCISE OF THESE CAUTION
WHEN CROSSING ANY UNDERGROUND UTILITY, WHETHER SHOWN ON THE
PLANS OR LOCATED BY THE UTILITY COMPANY- ALL UTILITIES WHICH INTERFACE
WITH THE PROPOSED CONSTRUCTION SHALL BE RELOCATED BY THE
RESPECTIVE UTILITY COMPANIES AND THE CONTRACTOR SHALL COOPERATE
WITH THE UTILITY COMPANIES DURING RELOCATION OPERATIONS. ANY DELAY
OR INCONVENIENCE CAUSED TO THE CONTRACTOR BY THE VARIOUS UTILITIES
SHALL BE INCIDENTAL TO THE CONTRACT AND NO EXTRA COMPENSATION WILL
BE ALLOWED.
14. COLOR CODE FOR MARKING UNDERGROUND UTILITY LINES
WHITE - PROPOSED EXCAVACTION. PINK - TEMPORARY SURVEY MARKINGS.
RED - ELECTRIC POWER LINES, CABLES, CONDUIT AND LIGHTING CABLES -
YELLOW - GAS, OIL, STEAM, PETROLEUM, OR GASEOUS MATERIALS.
ORANGE - COMMUNICATION, ALARM OR SIGNAL LINE$, CABLE$ OR CONDUIT
BLUE - POTABLE WATER. PURPLE - RECLAIMED WATER, IRRIGATION AND
SLURRY LINES -
GREEN - SEWERS AND DRAIN LINES.
WATER SYSTEM NOTES
1. CONTRACTOR TO INSTALL TEMPORARY BLOW -OFFS AT THE END OF WATER
SERVICE LATERALS TO ASSURE ADEQUATE FLUSHING AND DISINFECTION.
2. THRUST BLOCKING ANDlOR RESTRAINED JOINTS SHALL BE PROVIDED AT ALL
FITTINGS AND HYDRANTS IN ACCORDANCE WITH AWWA STANDARDS.
3. MATERIALS AND CONSTRUCTION METHODS FOR WATER DISTRIBUTION SYSTEM
SHALL BE IN ACCORDANCE WITH THE LOCAL REGULATORY AGENCY CODES,
PLANS, AND SPECIFICATIONS FOR CONSTRUCTION, LATEST REVISION THEREOF
AND SUPPLEMENTAL SPECIFICATIONS THERETO. APPROVAL AND CONSTRUCTION
OF ALL POTABLE WATER SERVICE MAIN EXTENSIONS AND CONNECTIONS MUST BE
COORDINATED THROUGH THE LOCAL REGULATORY AGENCY DEPARTMENT OF
PUBLIC UTILITIES.
4. ALL COMPONENTS OF THE WATER SYSTEM, INCLUDING FITTINGS, HYDRANTS,
CONNECTIONS, AND VALVES SHALL REMAIN UNCOVERED UNTIL PROPERLY
PRESSURE TESTED AND ACCEPTED BY THE OWNER'S ENGINEER. PRESSURE
TESTS TO BE IN ACCORDANCE WITH WATER DEPARTMENT AND AWVVA
SPECIFICATIONS. CONTRACTOR TO NOTIFY OWNER'S ENGINEER AND WATER
DEPARTMENT INSPECTORS 48 HOURS IN ADVANCE OF PERFORMING TESTS,
5, CONTRACTOR TO PERFORM CHLORINATION AND BACTERIOLOGICAL SAMPLING
REQUIRED TO OBTAIN CLEARANCE OF DOMESTIC WATER SYSTEM THROUGH
LOCAL REGULATORY AGENCIES. COPIES OF ALL BACTERIOLOGICAL TESTS TO BE
SUBMITTED TO OWNER'S ENGINEER.
ASPHALT PAVING
1. THE CONTRACTOR IS TO PROVIDE BARRICADES, SIGNS, FLASHERS, AND FLAG
PERSONNEL AS NECESSARY TO INSURE THE SAFETY OF WORKERS AND
VISITORS. ALL CONSTRUCTION SIGNING, BARRICADING, AND TRAFFIC
DELINEATION IS TO CONFORM TO THE "MANUAL OF UNIFORM TRAFFIC CONTROL
DEVICES". LATEST EDITION.
2. ALL ASPHALT PAVING MATERIALS, WORKMANSHIP, AND INSTALLATION
REQUIREMENTS SHALL COMPLY WITH THE STANDARD $PERIFICATION$ OF THE
STATE DEPARTMENT OF TRANSPORTATION (D.O.T.) FOR THE STATE IN WHICH
THE WORK OCCUR$ WITH $OME EXCLUSIONS- THE DOT PAYMENT PROCEDURES
AND SAFETY REQUIREMENTS SHALL GENERALLY NOT APPLY.
a- COARSE AGGREGATE- FINE AGGREGATE AND MINERAL FILLERS: IN
ACCORDANCE WITH D.O.T. MATERIAL STANDARDS AND ASSOCIATED
CONSTRUCTION SPECIFICATIONS-
b. ASPHALT BINDER, ASPHALT CEMENT, PRIME COAT, AND TACK COAT: IN
ACCORDANCE WITH D-O-T- MATERIAL STANDARDS AND ASSOCIATED
CONSTRUCTION SPECIFICATIONS.
c- JOINT SEALANT: ASTM 0 6690 OR AASHTO M 324. TYPE 11 OR III, HOT APPLIED,
SINGLE COMPONENT, POLYMER -MODIFIED BITUMINOUS SEALANT.
d- PAVEMENT -MARKING PAINT: IN ACCORDANCE WITH D.O.T, MATERIAL
STANDARDS AND ASSOCIATED CONSTRUCTION SPECIFICATIONS. COLORS AS
INDICATED-
3. DO NOT APPLY ASPHALT MATERIALS IF SUBGRADE IS FROZEN, WET, OR
EXCESSIVELY DAMP; OR IF RAIN IS IMMINENT OR EXPECTED BEFORE TIME
REQUIRED FOR ADEQUATE CURE. APPLY ONLY AT D.O.T. RECOMMENDED
SURFACE TEMPERATURE.
4. INSTALLATION TOLERANCES'
a. PAVEMENT THICKNESS: THE AVERAGE OF THE MEASURED TH ICKNESS OF THE
PAVEMENT LAYERS SHALL MEET OR EXCEED THE REQU I R E D THICKNESS FOR
THOSE LAYERS, AND THE MINIMUM THICKNESS IN ANY ONE AREA SHALL NOT
BE LESS THAN 0.25 INCHES BELOW THE REQUIRED THICKNESS-
b. PAVEMENT SURFACE SMOOTHNESS: COMPACT EACH COURSE TO PRODUCE A
SURFACE SMOOTHNESS WITHIN THE FOLLOWING TOLERANCES AS
DETERMINED BY USING A 10-FOOT STRAIGHTEDGE APPLIED TRANSVERSELY
OR LONGITUDINALLY TO PAVED AREAS:
• BASE COURSE: 114 -INCH
• SURFACE COURSE: 114 -INCH
c. CROWNED SURFACES: TEST WITH CROWNED TEMPLATE CENTERED AND AT
RIGHT ANGLE TO CROWN. MAXIMUM ALLOWABLE VARIANCE FROM TEMPLATE
IS 114 -INCH.
5. PAVEMENT MARKINGS SHALL BE MADE WITH NON -THERMOPLASTIC ACRYLIC
MARKING PAINT MEETING THE DOT MATERIAL REQUIREMENTS. ALLOW PAVING
TO AGE FOR 30 DAYS BEFORE STARTING PAVEMENT MARKING. PROCEED WITH
PAVEMENT MARKING ONLY ON CLEAN, DRY SURFACES. SWEEP AND CLEAN
SURFACE TO ELIMINATE LOOSE MATERIAL AND DUST. APPLY PAINT WITH
MECHANICAL EQUIPMENT TO PRODUCE PAVEMENT MARKINGS, OF DIMENSIONS
AND COLORS INDICATED, WITH UNIFORM, STRAIGHT EDGES. APPLY AT
MANUFACTURER'S RECOMMENDED RATES TO PROVIDE A MINIMUM WET FILM
THICKNESS OF 15 MILS AND ONLY AT MANUFACTURER'S RECOMMENDED
AMBIENT AND SURFACE TEMPERATURES.
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RICHARD HERNANDEZ, P,E
WA REG. NO. 50841
Digitally signed by khan
Hernandez
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