HomeMy WebLinkAboutPublic Utility Plan V1DERIDIA
APPROVED
DAT 06/14/22
HEMMER'.
GENERAL
1. ALL CONSTRUCTION WORK SHALL BE DONE IN ACCORDANCE WITH THE CURRENT VERSION OF THE IDAHO STANDARDS FOR PUBLIC WORKS CONSTRUCTION (ISPWC), THE
CITY OF MERIDIAN SUPPLEMENTAL SPECIFICATIONS TO THE ISPWC (AND ANY ADDENDUMS), MERIDIAN DESIGN STANDARDS, THE REQUIREMENTS OF THE ADA COUNTY
HIGHWAY DISTRICT (ACHD), AND/OR THE REQUIREMENTS OF THE IDAHO TRANSPORTATION DEPARTMENT (ITD). THE MORE STRINGENT OF ANY OF THESE STANDARDS SHALL
BE THE CONTROLLING STANDARDS OR SPECIFICATIONS.
2. THE CONTRACTOR SHALL HAVE A COPY OF THE LATEST CITY OF MERIDIAN STANDARD SPECIFICATIONS AND DRAWINGS ON SITE OR READILY ACCESSIBLE AT ALL TIMES
DURING CONSTRUCTION (AVAILABLE ON THE WEBSITE). FAILURE TO HAVE ACCESS TO A CURRENT COPY OF THE STANDARD SPECIFICATIONS ON SITE COULD BE GROUNDS
FOR A STOP WORK ORDER UNTIL THE SITUATION IS RESOLVED.
3. THE CONTRACTOR SHALL HAVE PLANS STAMPED "APPROVED FOR CONSTRUCTION" BY THE CITY OF MERIDIAN ON SITE AT ALL TIMES.
4. ALL CONTRACTORS, SUBCONTRACTORS, AND UTILITY CONTRACTORS SHALL ATTEND A PRE -CONSTRUCTION CONFERENCE PRIOR TO START OF WORK.
5. CONTRACTORS SHALL NOTIFY THE APPROPRIATE AGENCY WHEN MATERIALS ARE ON SITE OR INSPECTION OF THE WORK IS REQUIRED. NO WORK MAY BEGIN ON ANY
PROJECT WITHOUT TWENTY FOUR (24) HOUR PRIOR NOTICE.
6. CONTACTOR SHALL NOTIFY THE PUBLIC WORKS INSPECTOR 48 HOURS PRIOR TO THE REQUIRED TESTING. THE CONTRACTOR MAY NOT OPEN OR CLOSE WATER VALVES.
7. ALL MATERIAL FURNISHED ON, OR FOR THE PROJECT MUST MEET THE MINIMUM REQUIREMENTS OF THE APPROVING AGENCIES. AT THE REQUEST OF THE APPROVING
AGENCY OR THE DESIGN ENGINEER, CONTRACTORS SHALL FURNISH PROOF THAT ALL MATERIALS INSTALLED ON THIS PROJECT MEET THE SPECIFICATION REQUIREMENTS
SET FORTH IN GENERAL CONSTRUCTION NOTE NO. 1.
8. WORK SUBJECT TO APPROVAL BY ANY GOVERNMENTAL AGENCY MUST BE APPROVED PRIOR TO (A) BACKFILLING TRENCHES FOR PIPE; (B) PLACING OF AGGREGATE BASE;
C PLACING OF CONCRETE D PLACING OF ASPHALT PAVING.
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9. INSPECTION, APPROVAL AND FINAL ACCEPTANCE OF ALL WATER AND SEWER CONSTRUCTION SHALL BE BY THE PUBLIC WORKS DEPARTMENT, AND THEIR DECISION SHALL
BE FINAL. SUCH INSPECTIONS SHALL NOT RELIEVE THE CONTRACTOR FROM THE RESPONSIBILITY OF PERFORMING THE WORK IN AN ACCEPTABLE MANNER IN ACCORDANCE
WITH THE DEQ/QLPE APPROVED CONSTRUCTION PLANS.
10. ANY DEVIATION FROM THE APPROVED PLANS AND SPECIFICATIONS MUST HAVE THE APPLICABLE AGENCY APPROVAL IN WRITING PRIOR TO CONSTRUCTION.
11. PRIOR TO BEGINNING INSTALLATION OF STREET LIGHTS, THE ELECTRICAL CONTRACTOR SHALL OBTAIN AN ELECTRICAL PERMIT FROM THE BUILDING DIVISION OF THE
MERIDIAN PUBLIC WORKS DEPARTMENT. ANY DEVIATION IN STREET LIGHT LOCATIONS FROM THE APPROVED PLANS MUST BE APPROVED IN WRITING FROM THE CITY
ENGINEER.
WATER
1. CONSTRUCTION OF THE WATER SYSTEM SHALL CONFORM TO THE STANDARDS IN THE "IDAHO RULES FOR PUBLIC DRINKING WATER SYSTEMS (IDAPA 58.01.08)" AS
WELL AS THE STANDARDS AND SPECIFICATIONS REFERRED TO IN GENERAL CONSTRUCTION NOTE NO. 1.
2. THE HORIZONTAL SEPARATION OF POTABLE WATER MAINS AND NON -POTABLE WATER MAINS (SANITARY SEWER, STORM DRAIN, AND IRRIGATION) SHALL BE A MINIMUM OF
TEN (10) FEET. WHERE IT IS NECESSARY FOR A POTABLE WATER MAIN AND NON -POTABLE WATER MAIN TO CROSS WITH LESS THAN EIGHTEEN (18) INCHES OF
VERTICAL SEPARATION, THE CROSSING SHALL BE CONSTRUCTED IN ACCORDANCE WITH SECTION 542.07 OF THE IDAHO RULES FOR PUBLIC DRINKING WATER SYSTEMS
(IDAPA 58.01.08) AND SECTION 430.02 OF THEWASTEWATER RULES (IDAPA 58.01.16).
3. THE HORIZONTAL SEPARATION OF NON -POTABLE SERVICES AND POTABLE WATER SERVICES OR POTABLE WATER MAINS SHALL BE A MINIMUM OF SIX (6) FEET. WHERE
IT IS NECESSARY FOR A POTABLE WATER MAIN AND NON -POTABLE WATER MAIN TO CROSS WITH LESS THAN EIGHTEEN (18) INCHES OF VERTICAL SEPARATION, THE
CROSSING SHALL BE CONSTRUCTED IN ACCORDANCE WITH SECTION 542.07 OF THE IDAHO RULES FOR PUBLIC DRINKING WATER SYSTEMS (IDAPA 58.01.08) AND
SECTION 430.02 OF THEWASTEWATER RULES (IDAPA 58.01.16).
4. PLACE WATER SERVICE LINES IN A TWO (2) INCH DIAMETER PIPE SLEEVE WHEREVER THE SERVICE LINE CROSSES A STORM WATER TREATMENT FACILITY (I.E. SEEPAGE
BEDS, DRAINAGE SWALES).
5. THE CONTRACTOR SHALL BE RESPONSIBLE FOR PROVIDING CONTINUOUS WATER SERVICE TO ALL EXISTING WATER USERS AFFECTED BY CONSTRUCTION. IF WATER
SERVICE MUST BE INTERRUPTED, THE CONTRACTOR SHALL COORDINATE WITH THE PUBLIC WORKS INSPECTOR.
SEWER
1. CONSTRUCTION OF THE SEWER SYSTEM SHALL CONFORM TO THE STANDARDS IN THE WASTEWATER RULES (IDAPA 58.01.16) AS WELL AS THE STANDARDS AND
SPECIFICATIONS REFERRED TO IN GENERAL CONSTRUCTION NOTE NO. 1.
2. THE HORIZONTAL SEPARATION OF POTABLE WATER MAINS AND NON -POTABLE WATER MAINS (SANITARY SEWER, STORM DRAIN, AND IRRIGATION) SHALL BE A MINIMUM OF
TEN (10) FEET. WHERE IT IS NECESSARY FOR A POTABLE WATER MAIN AND NON -POTABLE WATER MAIN TO CROSS WITH LESS THAN EIGHTEEN (18) INCHES OF VERTICAL
SEPARATION, THE CROSSING SHALL BE CONSTRUCTED IN ACCORDANCE WITH SECTION 542.07 OF THE IDAHO RULES FOR PUBLIC DRINKING WATER SYSTEMS (IDAPA
58.01.08) AND SECTION 430.02 OF THEWASTEWATER RULES (IDAPA 58.01.16).
3. THE HORIZONTAL SEPARATION OF NON -POTABLE SERVICES AND POTABLE WATER SERVICES OR POTABLE WATER MAINS SHALL BE A MINIMUM OF SIX (6) FEET. WHERE IT IS
NECESSARY FOR A POTABLE WATER MAIN AND NON -POTABLE WATER MAIN TO CROSS WITH LESS THAN EIGHTEEN (18) INCHES OF VERTICAL SEPARATION, THE CROSSING
SHALL BE CONSTRUCTED IN ACCORDANCE WITH SECTION 542.07 OF THE IDAHO RULES FOR PUBLIC DRINKING WATER SYSTEMS (IDAPA 58.01.08) AND SECTION 430.02 OF
THEWASTEWATER RULES (IDAPA 58.01.16).
4. PLACE SEWER SERVICE LINES IN A SIX (6) INCH DIAMETER WATER CLASS PIPE SLEEVE WHEREVER THE SERVICE LINE CROSSES A STORM WATER TREATMENT FACILITY (I.E.,
SEEPAGE BEDS, DRAINAGE SWALES).
ROADWAY (CITY OF MERIDIAN
1. ALL CONTRACTORS WORKING WITHIN THE PUBLIC ROAD RIGHT-OF-WAY ARE REQUIRED TO SECURE A RIGHT-OF-WAY CONSTRUCTION PERMIT FROM ACHD OR TO AT
LEAST TWENTY-FOUR (24) HOURS PRIOR TO ANY CONSTRUCTION.
2. ACHD OR ITD WILL INSPECT ALL WORK WITHIN THE PUBLIC RIGHTS -OF -WAY TO INCLUDE UTILITY TRENCHES ABOVE THE PIPE ZONE.
PRESSURE IRRIGATION
1. THE PRESSURIZED IRRIGATION SYSTEM MUST BE BUILT TO THE STANDARDS OF THE IRRIGATION DISTRICT IN WHICH IT IS BEING CONSTRUCTED.
2. INSTALL A REDUCED PRESSURE BACKFLOW PREVENTER IN ANY CONNECTION BETWEEN THE POTABLE WATER SYSTEM AND THE PRESSURE IRRIGATION SYSTEM. THE DEVICE
MUST BE APPROVED BY THE IDAHO DEPARTMENT OF ENVIRONMENTAL QUALITY (DEQ) AND THE CITY OF MERIDIANWATER DEPARTMENT.
nRnlnlor_�
1. FOR ANY DRAINAGE FACILITIES WITHIN A PUBLIC RIGHT OF WAY, ACHD OR ITD SHALL BE RESPONSIBLE FOR INSPECTION
AND THE PROJECT ENGINEER. FOR ANY PRIVATE DRAINAGE FACILITIES THE PROJECT ENGINEER OR ARCHITECT SHALL BE
RESPONSIBLE FOR INSPECTION AND CERTIFICATION OF DRAINAGE FACILITIES; HOWEVER ANY ROOF DRAINAGE AND PIPING TO THE
DRAINAGE FACILITIES WILL BE INSPECTED BY THE MERIDIAN PLUMBING OFFICIAL UNDER THE APPROPRIATE PERMIT..
STREET LIGHTING
1. ALL STREET LIGHT CONSTRUCTION SHALL BE DONE IN ACCORDANCE WITH THE CURRENT VERSION OF THE ISPWC, THE
MERIDIAN SUPPLEMENTAL SPECIFICATIONS TO THE ISPWC, AND THE NATIONAL ELECTRIC CODE.
2. A STREET LIGHTING ELECTRICAL PERMIT SHALL BE OPENED PRIOR TO STARTING WORK. USE THE ONLINE CITIZEN PORTAL AT
MTPS://CRIZENPORTAL.MERIDIANCRY.ORG/CITIZENACCESS/ TO OPEN A PERMIT AND REQUEST INSPECTIONS.
3. INSTALLATION WILL REQUIRE INSPECTIONS FOR THE CONCRETE BASE REINFORCING, BEDDING, BACKFILL, AND FOR THE POLE
AND ASSOCIATED WIRING.
4. STREET LIGHT BASES SHALL BE LOCATED 10' MIN. FROM TREES, 5' MIN. FROM FIRE HYDRANTS AND 2' MIN. FROM WATER
METERS.
5. KEEP ACCURATE NOTES OF CONDUIT, JUNCTION BOX LOCATIONS. ATTACH A REDLINED AS BUILT DRAWING OF THIS PLAN
SHEET TO THE STREET LIGHTING ELECTRICAL PERMIT OR SUBMIT A HARD COPY TO THE MERIDIAN PUBLIC WORKS
DEPARTMENT PRIOR TO REQUESTING FINAL INSPECTION.
6. CONTACT THE CITY TRANSPORTATION AND UTILITY COORDINATOR (208) 898-5500 FOR QUESTIONS REGARDING UTILITY
CONFLICTS, OR TO ACCESS LOCKED METER PEDESTALS.
PAVEMENT WIDENING OR PAVEMENT REPAIR FROM UTILITY WORK
1. ACTUAL FIELD CONDITIONS DURING TRENCHING MAY REQUIRE ADDITIONAL PAVEMENT REPAIR BEYOND THE LIMITS SHOWN ON THE PLAN. THE FOLLOWING
CONDITIONS ARE LISTED IN SECTION 6000 HIGHWAY CUTS; OF ACHD POLICY MANUAL.
2. ALL ASPHALT MATCH LINES FOR PAVEMENT REPAIR SHALL BE PARALLEL TO THE CENTERLINE OF THE STREET AND INCLUDE ANY AREA DAMAGED BY
EQUIPMENT DURING TRENCHING OPERATIONS.
3. IF THE CUMULATIVE DAMAGED PAVEMENT EXCEEDS 50% OF THE TOTAL ROAD SURFACE THE CONTRACTOR SHALL REPLACE THE ENTIRE ROADWAY SURFACE.
4. CONTRACTOR SHALL REPLACE THE PAVEMENT SURFACE TO ENSURE MATCH LINE DOES NOT FALL WITHIN THE WHEEL PATH OF A LANE. MATCH LINE
SHALL ONLY FALL IN THE CENTER OR EDGE OF A TRAVEL LANE.
5. FLOWABLE FILL OR IMPORTED MATERIAL MAY BE REQUIRED IF THE NATIVE TRENCH MATERIAL IS DEEMED UNSUITABLE BY ACHD INSPECTOR, DOES NOT
MEET COMPACTION STANDARDS OR TIME IS A CRITICAL FACTOR.
6. ANY EXCEPTIONS TO THESE RULES SHALL BE PRE -APPROVED IN WRITING BY DISTRICT STAFF BEFORE CONSTRUCTION BEGINS.
ROADWAY(ACHD)
1. ALL CONSTRUCTION IN THE PUBLIC RIGHT-OF-WAY SHALL CONFORM TO THE LATEST EDITION OF THE ISPWC AND THE ACHD SUPPLEMENTAL SPECIFICATIONS.
NO EXCEPTIONS TO DISTRICT POLICY, STANDARDS, AND THE ISPWC WILL BE ALLOWED UNLESS SPECIFICALLY AND PREVIOUSLY APPROVED IN WRITING BY THE
DISTRICT.
2. WHEN DISCREPANCIES OCCUR BETWEEN PLANS AND SPECIFICATIONS, THE CONTRACTOR SHALL IMMEDIATELY NOTIFY THE ENGINEER. UNTIMELY NOTIFICATION
SHALL NEGATE ANY CONTRACTORS CLAIM FOR ADDITIONAL COMPENSATION.
3. INSPECTION OF WORK WITHIN THE RIGHT-OF-WAYS SHALL BE BY THE ADA COUNTY HIGHWAY DISTRICT AND THE OWNER'S ENGINEER.
4. ALL TOPS OF VALVE BOXES AND SEWER MANHOLES SHALL BE SET FLUSH WITH THE SLOPE OF THE FINISHED STREET GRADES. THE ROADWAY CONTRACTOR
SHALL INSTALL AND ADJUST ALL SPACERS, GRADE RINGS, MANHOLE RINGS AND LIDS.
5. EXISTING A.C. PAVEMENT SHALL BE CUT TO A NEAT STRAIGHT LINE PARALLEL OR PERPENDICULAR TO THE STREET CENTERLINE AND THE EXPOSED EDGE
SHALL BE TACKED WITH EMULSION PRIOR TO PAVING.
6. ALL COSTS OF RETESTING FOR PREVIOUSLY FAILED TESTS SHALL BE BACKCHARGED TO THE CONTRACTOR BY THE OWNER.
7. ALL COSTS TO THE CONTRACTOR INCURRED IN CORRECTING DEFICIENT WORK SHALL BE TO THE CONTRACTORS ACCOUNT. FAILURE TO CORRECT SUCH WORK
WILL BE CAUSE FOR A STOP WORK ORDER AND POSSIBLE TERMINATION.
8. ALL STORM DRAINAGE APPURTENANCES SHALL BE INSPECTED AND CERTIFIED BY ADA COUNTY HIGHWAY DISTRICT.
9. ALL WATER VALVES WILL BE PLACED SO AS NOT TO CONFLICT WITH ANY CONCRETE CURB, GUTTER, VALLEY GUTTER, AND SIDEWALK IMPROVEMENTS.
10. ALL WATER METERS ARE TO BE LOCATED OUTSIDE THE ROAD RIGHT-OF-WAY. ALL FIRE HYDRANTS ARE TO BE LOCATED WITHIN THE ROAD RIGHT-OF-WAY.
THERE MUST BE AT LEAST A ONE (1) FOOT SEPARATION BETWEEN BACK OF SIDEWALK (OR CURB IF NO SIDEWALK) AND THE LEADING EDGE OF ANY FIRE
HYDRANT.
11. OVER EXCAVATION AND ADDITIONAL GRANULAR BACKFILL MAY BE REQUIRED IN HIGH GROUNDWATER AREAS WHICH ARE TO BE DETERMINED BY THE FIELD
INSPECTOR.
12. ALL MATERIAL PLACED AS FILL OR BACKFILL SHALL BE PLACED AND COMPACTED IN ACCORDANCE WITH SECTION 306 OF THE LATEST EDITION OF LS.P.W.0
AND THE ADA COUNTY HIGHWAY DISTRICT SUPPLEMENTAL STANDARD SPECIFICATIONS.
13. ROADWAY CONSTRUCTION WILL MEET SPECIFIC DETAILS AND REQUIREMENTS OF THE FOLLOWING IDAHO STANDARDS FOR PUBLIC WORKS CONSTRUCTION
STANDARD DRAWINGS: (LATEST EDITION)
14. CONTACT ADA COUNTY HIGHWAY DISTRICT AT LEAST 24 HOURS PRIOR TO COMMENCEMENT OF WORK FOR INSPECTIONS. CONTACT ACHD INSPECTION SERVICES
AT 208-387-6284.
15. PRIOR TO PLACEMENT OF ANY PAVEMENT MARKINGS CONTACT ACHD INSPECTION SERVICES FOR VERIFICATION OF COMPLIANCE WITH POLICY AND EXISTING
PAVEMENT MARKINGS.
ACHD STANDARD REQUIREMENTS
1. THE ENGINEER OF RECORD CERTIFIES THAT THE PLANS ARE PREPARED INSUBSTANTIAL CONFORMANCE WITH THE ACHD POLICY AND
STANDARDS IN EFFECT AT THE TIME OF PREPARATION. THE ENGINEER ACKNOWLEDGES THAT ACHD ASSUMES NO LIABILITY FOR ERRORS OR
DEFICIENCIES IN THE DESIGN. ALL VARIANCES FROM ACHD POLICY SHALL BE APPROVED IN WRITING. THE FOLLOWING VARIANCES, LISTED BY
DATE AND SHORT, DESCRIPTION, WERE APPROVED FOR THE PROJECT: ----NONE----
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C1.0 GENERAL NOTES & VICINITY MAP
C2.0 FINAL PLAT
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C3.1 SETTLER'S PARK DR. PLAN & PROFILE
C3.2 STREET AND DRAINAGE DETAILS
C4.0 MASTER UTILITY, WATER AND PI PLAN
C4.1 SEWER LINE A WATER PLAN & PROFILE
ENGINEER
CK-ENGINEERING
CHAD KINKELA
1300 E. STATE ST, SUITE 102
EAGLE, ID 83616
208-639-1992
CHAD@CK-ENGINEERS.COM
DEVELOPER \
BRIGHTON DEVELOPEMENT
ZAC MEYERS ON BEHALF OF
ALTURAS HOMES
2929 W. NAVIGATOR DR. STE 400
MERIDIAN, ID 83642 J
208-378-4000 /
- BENCH MARKS -
NAVD 88 DATUM
CONTROL POINT: 1" COPPER DISK
NORTHING: 10777.44'
EASTING: 5003.26'
ELEVATION: 2687.07
Plans Are Accepted For Public
Street Construction
By stamping and signing the improvement plans, the Registered
Engineer ensures the District that the plans conform to all District
policies and standards. Variances or waivers must be specifically
and previously approved by the District in writing. Acceptance of the
improvement plans by the District does not relieve the Registered
Engineer of these responsibilities.
BY
ADA COUNTY HIGHWAY DISTRICT
DATE
SURVEYOR
IDAHO SURVEY GROUP
MIKE BYRNS, P.L.S.
1450 E. WATERTOWER
MERIDIAN, ID 83642
208-846-8570
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KEYNOTES:
INSTALL NEW SDCB #1 - PER ISPWC AND ACHD SUPPLEMENTAL
ODRAWING SD-604A. 2578.25' NC. INSTALL WITHIN EXISTING SD
PIPE. (0100-1.03CFS, Q25=0.74CFS)
O PROTECT IN PLACE EXISTING ACHD STORM DRAIN SAND AND GREASE
TRAP.
PROTECT IN PLACE EXISTING ACHD SEEPAGE BED. SEEPAGE BED
O LINEWORK IS FOR REPRESENTATION OF EXISTING BED. ACTUAL
DIMENSIONS AND DEPTH UNKNOWN. RECORD DRAWINGS WERE NOT
ABLE TO BE OBTAINED.
O4 INSTALL 4FT VALLEY GUTTER PER ISPWC STANDARD DRAWING SD-708.
SAWCUT EXISTING ASPHALT A MINIMUM OF 2FT IN ORDER TO CONNECT
TO EXISTING ASPHALT. CONTRACTOR TO SAWCUT AND REPAIR PER
O ISPWC AND ACHD SUPPLEMENTAL DRAWINGS SD301, SD-303, AND
SD-806. ALL PAVEMENT MATCHES WITHIN ACHD ROW TO MATCH
EXISTING STREET PAVEMENT OR FOR COLLECTOR (SEE NOTES),
WHICHEVER IS GREATER.
CONNECT TO EXISTING CURB, GUTTER, AND ASPHALT. CONTRACTOR TO
FIELD VERIFY CONNECTION ELEVATIONS BEFORE CONSTRUCTION. IF
ODISCRPANCIES OCCUR, CONTRACTOR TO CONTACT ENGINEER OF
RECORD FOR REDESIGN. REMOVE AND REUSE ANY EXISTING
BARRICADES.
O INSTALL PEDESTRIAN RAMPS PER ISPWC AND ACHD SUPPLEMENTAL
DRAWINGS SD-712 AND SD-712A.
ORELOCATED OR INSTALL "NO PARKING" SIGNS PER MUTCD STANDARDS.
OINSTALL NEW STREET LIGHT
g STREET LIGHT TO BE TYPE 1
STREET LIGHT NUMBER TO BE #XXXXXC
10 INSTALL STOP SIGN PER MUTCD STANDARDS.
11 EXISTING STREET LIGHT. /
I NOTE:
1. ALL PEDESTRIAN FACILITIES SHALL HAVE A MAXIMUM CROSS SLOPE OF LESS THAN 2%
WITHOUT DEVIATION. ALL PEDESTRIAN RAMPS SHALL HAVE TRUNCATED DOMES PER ACHD
SUPPLEMENTAL STANDARD DRAWING SD-712. DOMES SHALL BE RIGID INSERTS WET -SET INTO
THE CONCRETE (CONCRETE STAMP AND ADHESIVE MATS NOT ALLOWED) AND SHALL BE
COLORED 'TRAFFIC YELLOW'
2. ANY ABANDONED BUILDINGS, TEST PITS, TEMPORARY STORM DRAIN PONDS AND WATERWAYS
LOCATED WITHIN CURRENT OR FUTURE RIGHT-OF-WAY SHALL BE REEXCAVATED TO NATIVE
SOIL AND BACKFILLED WITH STRUCTURAL FILL PER ISPWC SPECIFICATIONS. PROVIDE SOIL DATA
TO VERIFY NATIVE MATERIAL MEETS THE REQUIREMENTS FOR ENGINEERED FILL PER ISPWC
SPECIFICATION AND A COPY OF THE COMPACTION TESTS.
3. COLLECTOR ROADWAYS SHALL BE SP-3, 0.50 INCH G") MIX, PG-64-28 THREE INCHES (3")
THICK, AS A MINIMUM WITH 4" OF J" BASE AND 20" OF 6" MINUS PIT RUN.
4. PRIOR TO PLACEMENT OF ANY PAVEMENT MARKINGS CONTACT ACHD INSPECTION FOR
VERIFICATION OF COMPLIANCE WITH POLICY AND EXISTING PAVEMENT MARKINGS. FOR
SUBDIVISION SIGN INSTALLATION; OUTSIDE INSTALLERS MUST BE BONDED WITH ACHD AND
( OBTAIN A NO -CHARGE RIGHT OF WAY PERMIT.
Plans Are Accepted For Public
Street Construction
By stamping and signing the improvement plans, the Registered
Engineer ensures the District that the plans conform to all District
policies and standards. Variances or waivers must be specifically
and previously approved by the District in writing. Acceptance of the
improvement plans by the District does not relieve the Registered
Engineer of these responsibilities.
BY DATE
ADA COUNTY HIGHWAY DISTRICT
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78.68LIP 0.52% 0+94.53 0+52
0+35.63
78 77LIP 79.13 CL 79.35 CL o 0
79.15 CL
1+00
78.50LIP 78.70LIP 78.78LIP 78.73LIP 0 1 0 0+00
0.46% a 79.04 CL
78.66LIP ;� \% J (78.98CL)
87%%0�
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8
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I III
1+00
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FINISHED GRADE
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-----
- _
- -----------
\
-1.287
`EXISTING GRADE
-8%-----------
___---------------
2 PIRR WITH l
4" -C-900 SLEEVE
VERTICALS
ALE
0 3'
6'
SCALE 1" _
5+00
4+00
3+00
2+00
1+00
�2580
2575
2570
2565
0+00
N
0 30' 60'
W E
SCALE 1" = 30'
S
KEYNOTES:
ODRAWING
INSTALL NEW SDCB #2 - PER ISPWC AND ACHD SUPPLEMENTAL
SD-604A. 2576.04' NC. 12" INVERT OUT = 2572.85'.
PIPE. (Q100=1.92CFS)
OSDCB
INSTALL t5.51F 12" SDR-35 O 0.22%. INVERT MANHOLE
#2 2572.85'. INVERT AT SAND AND GREASE TRAP #5
2572.83'.
INSTALL 3-1500 GAL SAND AND GREASE TRAPS #1 FOR
SETTLERS PARK DR., FUTURE TOWNHOMES DRIVELANES, PARKING,
3
SIDEWALKS, AND � OF BUILDING ROOF AREAS. SEE DETAILS ON
SHEET C3.2.
INSTALL ±19LF 12" SDR-35 ® 0.22%. STUBBED INVERT =
O
2572.88'. INVERT AT SAND AND GREASE TRAP #5 2572.83'.
O
INSTALL PRIVATE STORM DRAIN POND #1. SEE DETAILS ON SHEET
C3.2.
OINSTALL
4FT VALLEY GUTTER PER ISPWC STANDARD DRAWING SD-708.
O7
INSTALL NEW STREET LIGHT
INSTALL MIDBLOCK PEDESTRIAN RAMPS PER ISPWC SUPPLEMENTAL
O
DRAWING SD-712F.
OINSTALL
STOP SIGN PER MUTCD STANDARDS.
0
INSTALL MONITORING WELL PER ISPWC SUPPLEMENTAL DRAWING SD-627.
1 1
INSTALL STREET NAME SIGN PER MUTCD STANDARDS.
NOTE:
1. ALL PEDESTRIAN FACILITIES SHALL HAVE A MAXIMUM CROSS SLOPE OF LESS THAN 2%
WITHOUT DEVIATION. ALL PEDESTRIAN RAMPS SHALL HAVE TRUNCATED DOMES PER ACHD
SUPPLEMENTAL STANDARD DRAWING SD-712. DOMES SHALL BE RIGID INSERTS WET -SET INTO
THE CONCRETE (CONCRETE STAMP AND ADHESIVE MATS NOT ALLOWED) AND SHALL BE
COLORED 'TRAFFIC YELLOW'. ALL PEDESTRIAN RAMPS TO BE PER ISPWC STANDARD DRAWING
SD-712A, UNLESS OTHERWISE CALLED OUT.
2. ANY ABANDONED BUILDINGS, TEST PITS, TEMPORARY STORM DRAIN PONDS AND WATERWAYS
LOCATED WITHIN CURRENT OR FUTURE RIGHT-OF-WAY SHALL BE REEXCAVATED TO NATIVE
SOIL AND BACKFILLED WITH STRUCTURAL FILL PER ISPWC SPECIFICATIONS. PROVIDE SOIL DATA
TO VERIFY NATIVE MATERIAL MEETS THE REQUIREMENTS FOR ENGINEERED FILL PER ISPWC
SPECIFICATION AND A COPY OF THE COMPACTION TESTS.
3. COLLECTOR ROADWAYS SHALL BE SP-3, 0.50 INCH (J") MIX, PG-64-28 THREE INCHES (3")
THICK, AS A MINIMUM WITH 4" OF y" BASE AND 20" OF 6" MINUS PIT RUN.
4. PRIOR TO PLACEMENT OF ANY PAVEMENT MARKINGS CONTACT ACHD INSPECTION FOR
VERIFICATION OF COMPLIANCE WITH POLICY AND EXISTING PAVEMENT MARKINGS. FOR
SUBDIVISION SIGN INSTALLATION; OUTSIDE INSTALLERS MUST BE BONDED WITH ACHD AND
OBTAIN A NO -CHARGE RIGHT OF WAY PERMIT.
5. ALL INTERIOR ROAD RADII ALONG SETTLERS PARK DRIVE ARE 15' UNLESS OTHERWISE CALLED
OUT.
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0 10' 20'
SCALE 1" = 10'
68.99' O O
75.30TOP 76.00TOP 1
�I O O
71.55BOT 2 05
a — — — — 44.4T 71.55BOT O O dd
+ + + + + + + + + + +
F + + + + + + + + + + + + + + 7600TOP
+ + + + + + + + + + + + + + 76.00TOP pIR-
+ + + + + + + + + + + + + +
N + + + + + + + + + + + + + + + + + 71.55BOT
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1
PRIVATE STORM DRAIN POND 1
SECTION VIEW - NTS -
O1 INSTALL 3- 1000 GAL S/G TRAP 3 INSTALL t95SF OF 6" COBBLE FOR
#1. SEE DETAIL THIS SHEET. O INFILTRATION.
INSTALL f15LF 18" SDR-35 @ 2.87% INSTALL 1,200 SF OF SANDY LOAM
O12" INV AT S/G TRAP #1 2571.98'. O MATERIAL FOR THE SAND WINDOW
12" INV AT POND 2571.55'. FOR VEGETATION.
2574.65' HW
DESIGN VOLUME
2576.00' FG VREQUIRED-11,689 FT3
VPRQMDED=11,860 FT3
2571.55' FG �� i _� 2571.55' FG
SAND WINDOW TO BE EXCAVATED INTO FREE DRAINING
MATERIALS. IF OVER -EXCAVATION IS REQUIRED TO GET TO FREE o
DRAINING MATERIALS, CLEAN PITRUN CAN BE USED AS BACKRLL. BOTTOM OF `?
SAND
FILTER SAND AREA = 1,200 SF. 2568.55'
USE SANDY LOAM MATERIAL 2568.51' 7
THAT WILL ALLOW FOR A PERCOLATION GW a
RATE OF 2.4"/HR AND FOR VEGETATION
STORM DRAIN POND NOTE:
2575.15' FG
CONTRACTOR SHALL NOTIFY THE ENGINEER IMMEDIATELY IF GROUNDWATER IS ENCOUNTERED WITHIN 3 FEET PER THE GROUNDWATER MONITORING
OF THE BOTTOM DESIGN ELEVATION FOR ANY INFILTRATION FACILITY OR IF GROUNDWATER IS HIGHER THAN REPORT BY NATURAL RESOURCE
THE EXPECTED ELEVATION. SOLUTIONS, LLC DATED OCTOBER 13,
2021. GROUNDWATER IS EXPECTED
IF ROCK IS ENCOUNTERED, THE CONTRACTOR SHALL HAVE A PERCOLATION TEST PERFORMED BY THE TO BE LOCATED AT 6.50' BELOW
SOILS ENGINEER AFTER THE POND IS FULLY EXCAVATED A PERCOLATION RATE OF 2 4"/ HR WILL BE EXISTING GROUND.
USED FOR DESIGN BASED ON THE SOILS REPORT DONE BY ATLAS DATED MARCH 9, 2021. IF THE
PERCOLATION RATE IS LESS THAN SPECIFIED BY THE SOILS REPORT AND ENGINEER, CONTRACTOR MAY
NEED TO BLAST OR BORE TO CREATE CONDUIT FOR DRAINAGE TO OCCUR OR REDESIGN THE SYSTEM TO
ACHIEVE THE REQUIRED INFILTRATION.
PRIVATE STORM DRAIN POND 1 SECTION
-NTS-
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LOW PROFILE RING HS 25 RATED STRUCTURE LID TO BE FLUSH WITH
AND COVER TYP. FINISHED SURFACE
FG ±2576.00'
2572.73' TOP
OF CONC.
20"
2572.83'
12" INV IN FROM CB#2
12" OUT TO
POND #1
INV. 2571.98' 6" MIN.
2570.55' 2570.55'
18" CONNECTING PIPE 18" CONNECTING PIPE
3-1000 GAL. SAND/GREASE TRAP 1
- NTS - PER BMP-01
R.O.W
47'-0"
7'-0" 33'-0"
16'-6" 16'-6"
I~ 14'-6" 14'-6"
2.00% SLOPE I 2.00% SLOPE
I
'I [MIN 1' LEVEL LANDING
BEHIND SIDEWALK (TYP)
A MPX OUS
c� OPE
8' WIDE PLANTER STRIP (TYP) J J / 14" OF 6" MINUS PIT RUN CONCRETE SIDEWALK PER
EXTEND BASE MATERIAL ISPWC SUPPLEMENTAL
6" BEHIND CURB (TYP) STANDARD VERTICAL CURB & GUTTER DRAWING SD-709 (TYP)
3" OF ASPHALT PAVEMENT PER ISPWC SUPPLEMENTAL DRAWING SD-701
SP-3 0.50" MAX PG58-28
4" OF %4" MINUS
CRUSHED GRAVEL
PRIVATE ROAD - 4T ROW SECTION WITH 33' STREET SECTION
-NTS -
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±431 LF 4" PIRR
FUTURE RELOCATE OR REMOVE
SETTLERS PARK IDAHO POWER POLE.
TOWNHOMES COORDINATE WITH
IDAHO POWER
±366 LF 4" PIRR
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O EXISTING 48" DIAMETER SEWER MANHOLE
EXISTING 8" SEWER MAIN
NEW 48" DIAMETER SEWER MANHOLE
PER ISPWC SD-501
��s���IEW �SEWEI N
SEWER KEYNOTES
REMOVE EXISTING CLEANOUT & CONNECT TO EXISTING 8" SEWER MAIN. INVERT ® 2564.74'.
Ol CONTRACTOR TO FIELD VERIFY LINE AND GRADE. IF DISCREPANCIES OCCUR CONTACT ENGINEER OF
RECORD FOR REDESIGN. SEE SHEET C4.1 FOR SEWER LINE A PLAN AND PROFILE. /
UTILITY NOTES:
1. CONTRACTOR IS RESPONSIBLE FOR MEETING THE CITY OF MERIDIAN SPECIFICATIONS
FOR CORRECT LOCATION/PLACEMENT OF FIRE HYDRANTS AND WATER METERS.
LOCATIONS SHOWN ON PLAN ARE FOR REFERENCE PURPOSES ONLY AND SHALL
NOT BE USED FOR EXACT LOCATIONS OF METERS OR FIRE HYDRANTS.
2. AT ALL VALVES, TEES, ELBOWS, REDUCERS, PLUGS AND ALL OTHER LOCATIONS
THAT UNBALANCED FORCES EXIST REQUIRE THRUST BLOCKS PER ISPWC
STANDARD DRAWING SD-403.
PRESSURE IRRIGATION KEYNOTES
O HOT TAP EXISTING 6" PI MAIN. INSTALL 6"X4" TAPPING
SADDLE AND 1-4" GATE VALVE.
O INSTALL 2" CAP AT END OF PIRR. MARK TO SURFACE FOR
FUTURE CONNECTION.
O3 INSTALL 4" TEE W/THRUST BLOCK.
O4 INSTALL 2" GATE VALVE W/THRUST BLOCK.
OINSTALL 4" 90' BEND W/THRUST BLOCK.
OINSTALL 4" 22.5° BEND W/THRUST BLOCK.
O7 INSTALL 8" C-900 SLEEVE. SEE PLAN FOR LENGTH.
\ INSTALL 1- 4"X2" REDUCER.
9 INSTALL 4" C-900 SLEEVE. SEE PLAN FOR LENGTH.
N
0 40' 80'
W E
SCALE 1" = 40'
8
WATER KEYNOTES
0 REMOVE EXISTING 2" BLOWOFF ASSEMBLY & CONNECT TO EXISTING 8" WATER MAIN.
OINSTALL:
1 - 8" 11.25' BEND
INSTALL:
O1 - 8"x6" TEE (MJxFLG)
1 - 6" GATE VALVE (FLGxMJ)
±27 LF 6" WATER MAIN TO FIRE HYDRANT.
O4 INSTALL FIRE HYDRANT ASSEMBLY PER CITY OF MERIDIAN STANDARD DRAWING W8.
OINSTALL:
1 - 8" 22.5° BEND
INSTALL:
O1 - 8"x8" TEE (ALL FLG)
2 - 8" GATE VALVES (FLGxMJ)
1 - 8" FLGxMJ ADAPTER
OINSTALL:
1 - 8" 99 BEND
OINSTALL 2" BLOW -OFF ASSEMBLY PER CITY OF MERIDIAN STANDARD DRAWING
W-12.
INSTALL:
O1 - 8"x8" CROSS (ALL FLG)
3 - 8" GATE VALVES (FLGxMJ)
1 - 8" FLGxMJ ADAPTER
WATER METER LEGEND
1.5" SINGLE METER SERVICE WITH 1.5" SERVICE LINE.
of (PER CITY OF MERIDIAN STANDARD DRAWING W-4)
NOTE:
1. CENTER OF WATER METER TO BE 2' BEHIND BACK OF SIDEWALK.
2. THE CITY OF MERIDIAN REQUIRES THAT ALL WATER METERS AND
WATERWORKS BRASS BE ANSI/NSF 61 CERTIFIED.
3. ALL WATER MAIN LINES TO BE INSTALLED WITH MIN 4' OF COVER.
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2580
2575
2570
2565
2560
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— — SSMH 1
1 +07.88
1+00 A 21' UTILITY EASEMENT
LINE A � h�
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ST. LUKES
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LINE A PROFILE
2+00
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VERTICAL SCALE
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SCALE 1" = 3'
EXISTING GROUND
z
8"
WATER MAIN
32.68 LF 8"
Q 92.02 LF 8" SEWER ® 0. 1%
SEWER ® 0.52%
8" SEWER Q 1.00%
123.17 LF
73.21 LF 8" SEWER ® 0_52%
48"0 SSMH.2.
2+35.05 LINE A-SWR
1
RIM 2575.5t
48"6 SSMH 1
8" IN 2566.34-N NOTE:
1+07.88 LINE A-SWR
6" IN 2566.51-SE 1.) ALL SEWER PIPE LENGTHS ARE
RIM 2574.6f
8" OUT 2566.24-SW OF MANHOLE TO FACE OF M
8" IN 2565.01-NE
2.) SEWER MANHOLES TO BE EC
8" OUT 2564.91-S
ARE TO BE INSTALLED WITH N
1+00
2+00
FUTURE
ETTLERS PARK
TOWNHOMES
-R PI AN
3+29
2580
SLOPE TO EXISTING
AT 3:1
2575
4" PIRR WITH
8" C-900 SLEEVE
2570
b
2565
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ANHOLE.
CENTRIC AND
SUMPS.
0
2560
3+00 3+29
WATER METER LEGEND
1.5" SINGLE METER SERVICE WITH 1.5" SERVICE LINE.
of PER CITY OF MERIDIAN STANDARD DRAWING W-4)
NOTE:
1. CENTER OF WATER METER TO BE 2' BEHIND BACK OF SIDEWALK.
2. THE CITY OF MERIDIAN REQUIRES THAT ALL WATER METERS AND
WATERWORKS BRASS BE ANSI/NSF 61 CERTIFIED.
3. ALL WATER MAIN LINES TO BE INSTALLED WITH MIN 4' OF COVER.
0 30, 60'
Cn
SCALE 1" = 30'
L17
SEWER KEYNOTES
REMOVE EXISTING CLEANOUT & CONNECT TO EXISTING 8" SEWER MAIN. INVERT ® 2564.74'.
Ol CONTRACTOR TO FIELD VERIFY LINE AND GRADE. IF DISCREPANCIES OCCUR CONTACT ENGINEER OF
RECORD FOR REDESIGN.
O2 INSTALL CLEANOUT. CALCULATED 8" INVERT ® CLEANOUT = 2566.72'.
OINSTALL t 3OLF OF 6" SEWER SERVICE AT 0.50% SLOPE.
INVERT ELEVATION AT 2566.65'.
SEWER LEGEND
O EXISTING 48" DIAMETER SEWER MANHOLE
EXISTING 8" SEWER MAIN
• NEW 48" DIAMETER SEWER MANHOLE
PER ISPWC SD-501
5 NEW 8" SEWER MAIN
UTILITY NOTES:
1. CONTRACTOR IS RESPONSIBLE FOR MEETING THE CITY OF MERIDIAN SPECIFICATIONS
FOR CORRECT LOCATION/PLACEMENT OF FIRE HYDRANTS AND WATER METERS.
LOCATIONS SHOWN ON PLAN ARE FOR REFERENCE PURPOSES ONLY AND SHALL
NOT BE USED FOR EXACT LOCATIONS OF METERS OR FIRE HYDRANTS.
2. AT ALL VALVES, TEES, ELBOWS, REDUCERS, PLUGS AND ALL OTHER LOCATIONS
THAT UNBALANCED FORCES EXIST REQUIRE THRUST BLOCKS PER ISPWC
STANDARD DRAWING SD-403.
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