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111.
CAUTION: NOTICE TO CONTRACTOR
K—Callbsbelow.
Call before you dig.
THE CONTRACTOR IS SPECIFICALLY CAUTIONED THAT THE LOCATION AND/OR ELEVATION OF EXISTING UTILITIES
AS SHOWN ON THESE PLANS IS BASED ON RECORDS OF THE VARIOUS UTILITY COMPANIES AND, WHERE
CALL 2 BUSINESS DAYS
POSSIBLE, MEASUREMENTS TAKEN IN THE FIELD. THE INFORMATION IS NOT TO BE RELIED ON AS BEING
IN ADVANCE BEFORE
YOU DIG, GRADE, OR
EXACT OR COMPLETE. THE CONTRACTOR MUST CALL THE LOCAL UTILITY LOCATION CENTER AT LEAST 48
EXCAVATE FOR THE
HOURS BEFORE ANY EXCAVATION TO REQUEST EXACT FIELD LOCATIONS OF THE UTILITIES. IT SHALL BE THE
MARKING OF
RESPONSIBILITY OF THE CONTRACTOR TO RELOCATE ALL EXISTING UTILITIES WHICH CONFLICT WITH THE
UNDERGROUND
MEMBER UTILITIES
PROPOSED IMPROVEMENTS SHOWN ON THE PLANS.
MATCH LINE: SEE SHEET C2.20
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EXISTING PHASE I
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BLOCK 6
GENERAL NOTES
1. CONTRACTOR TO VERIFY EXISTING IMPROVEMENTS SHOWN ON THE PLAN.
2. CONTRACTOR TO PROTECT IN PLACE, DURING DEMOLITION AND CONSTRUCTION, ALL EXISTING
IMPROVEMENTS THAT ARE TO REMAIN AS NOTED ON THE PLAN.
3. ANY EXISTING STRUCTURE, IMPROVEMENT OR APPURTENANCE TO REMAIN THAT IS DAMAGED DURING
DEMOLITION OR CONSTRUCTION SHALL BE IMMEDIATELY REPAIRED OR REPLACED BY THE CONTRACTOR AT
THE CONTRACTOR'S EXPENSE.
4. CONTRACTOR SHALL VERIFY AND LOCATE ALL EXISTING UNDERGROUND UTILITIES BEFORE CONSTRUCTION
AND PROTECT IN PLACE UNLESS NOTED ON THE PLANS.
5. THE CONTRACTOR SHALL EXERCISE CAUTION AND USE CONSTRUCTION TECHNIQUES TO PROTECT AND
PRESERVE EXISTING PERMANENT SURVEY MONUMENTS. ALL SURVEY MONUMENTS DISTURBED (PROPOSED
AND EXISTING) SHALL BE REPLACED AND/OR REHABILITATED IN ACCORDANCE WITH STANDARDS BY A
PROFESSIONAL LAND SURVEYOR RETAINED BY THE CONTRACTOR.
SEQUENCE OF CONSTRUCTION
PHASE 1 O
1. INSTALL PERIMETER BOUNDARY SEDIMENT CONTROLS INCLUDING: STABILIZED CONSTRUCTION EXIT(S), a
SWPPP INFORMATION SIGN, HYDRAULIC CONTROL STRUCTURES (SWALES, CHECK DAMS, SEDIMENT POND,
ETC.) AND SILT FENCING. N
2. PREPARE TEMPORARY PARKING AND STORAGE AREAS. UPON IMPLEMENTATION AND INSTALLATION OF THE o
FOLLOWING AREAS: TRAILER, PARKING, LAY DOWN, PORTA-POTTY, WHEEL WASH, CONCRETE WASHOUT,
MASONS AREA, FUEL AND MATERIAL STORAGE CONTAINERS, SOLID WASTE CONTAINERS, ETC., DENOTE
THEM ON THE SITE MAPS IMMEDIATELY AND NOTE ANY CHANGES IN THE LOCATIONS AS THEY OCCUR
THROUGHOUT THE CONSTRUCTION PROCESS.
0
HALT ALL ACTIVITIES AND CONTACT THE CIVIL ENGINEERING CONSULTANT TO PERFORM INSPECTION AND
CERTIFICATION OF BMPs. GENERAL CONTRACTOR SHALL SCHEDULE AND CONDUCT STORM WATER
PRECONSTRUCTION MEETING WITH ENGINEER AND ALL GROUND -DISTURBING CONTRACTORS BEFORE
PROCEEDING WITH CONSTRUCTION.
3. DEMOLITION OF EXISTING IMPROVEMENTS PER SITE PLAN.
4. START MASS GRADING THE SITE AND CONSTRUCTION OF ROADS.
5. TEMPORARILY SEED ANY DENUDED AREAS. MAINTAIN SITE PROTECTION AND
STABILIZED CONSTRUCTION EXITS.
6. EXCAVATE AND INSTALL UTILITIES
7. FINAL GRADING OF THE SITE.
8. INSTALL CURB AND GUTTER, AND SIDEWALKS.
9. INSTALL ASPHALT ROADWAYS
10. FINAL STABILIZATION AND LANDSCAPING.
MAINTENANCE
ALL MEASURES STATED ON THIS EROSION AND SEDIMENT CONTROL PLAN, AND IN THE STORM WATER
POLLUTION PREVENTION PLAN, SHALL BE MAINTAINED IN FULLY FUNCTIONAL CONDITION UNTIL NO LONGER
REQUIRED FOR A COMPLETED PHASE OF WORK OR FINAL STABILIZATION OF THE SITE. ALL EROSION AND
SEDIMENTATION CONTROL MEASURES SHALL BE CHECKED BY A QUALIFIED PERSON IN ACCORDANCE WITH
THE CONTRACT DOCUMENTS OR THE APPLICABLE PERMIT, WHICHEVER IS MORE STRINGENT, AND REPAIRED IN
ACCORDANCE WITH THE FOLLOWING:
1. ALL SEEDED AREAS SHALL BE CHECKED REGULARLY TO SEE THAT A GOOD STAND IS MAINTAINED.
AREAS SHOULD BE FERTILIZED, WATERED, AND RESEEDED AS NEEDED.
2. THE CONSTRUCTION ENTRANCES SHALL BE MAINTAINED IN A CONDITION WHICH WILL PREVENT TRACKING
OR FLOW OF MUD ONTO PUBLIC RIGHTS -OF -WAY. THIS MAY REQUIRE PERIODIC TOP DRESSING OF THE
CONSTRUCTION ENTRANCES AS CONDITIONS DEMAND.
3. THE TEMPORARY PARKING AND STORAGE AREA SHALL BE KEPT IN GOOD CONDITION (SUITABLE FOR
PARKING AND STORAGE). THIS MAY REQUIRE PERIODIC TOP DRESSING OF THE TEMPORARY PARKING AS
CONDITIONS DEMAND.
4. OUTLET STRUCTURES IN THE SEDIMENTATION BASINS SHALL BE MAINTAINED IN OPERATIONAL CONDITIONS
AT ALL TIMES. SEDMENT SHALL BE REMOVED FROM THE SEDIMENT BASINS OR TRAPS WHEN THE
DESIGN CAPACITY HAS BEEN REDUCED BY 50%
LEGEND
— — — — — � LIMITS OF DISTURBANCE
DIRECTION OF EXISTING DRAINAGE FLOW
INSTALL VEHICLE TRACKING CONTROL - SEE DETAIL 3,
VTC
SHEET C2.30
INSTALL SILT FENCE - SEE DETAIL 1 & DETAIL 2,
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SHEET C2.30
PROPOSED CONCRETE WASHOUT
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CW
AREA - SEE DETAIL 4, SHEET C2.30
CONSTRUCT DROP INLET PROTECTION - SEE DETAIL 5,
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SHEET C2.30
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STOCKPILE AREA -EXACT LOCATION AND SIZE MAY
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VARY OR BE RELOCATED DURING CONSTRUCTION. THE
CONTRACTOR IS RESPONSIBLE FOR UPDATING THIS PLAN
TO INDICATE ANY AND ALL MODIFICATIONS
— 4200
EXISTING MAJOR CONTOUR
420--
EXISTING MINOR CONTOUR
C =D
SB
TEMPORARY SEDIMENT BASIN, PER BMP25- IDAHO
= _
2020 CATALOG OF STORM WATER BMPS
NORTH
0 40' 80' 160'
SCALE: 1 " = 40'
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01/14/2022
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