HomeMy WebLinkAbout2019 Stormwater Improvements - Record Drawings KELLEN M.
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LEGEND R
N CO. GENERAL NOTES z
GASEXISTING GAS LINE
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1. ALL WORK ON THIS PROJECT SHALL BE DONE IN ACCORDANCE WITH THE W m
MONTANA PUBLIC WORKS STANDARD SPECIFICATIONS, 6TH EDITION, AND THE CITY N i oa
OF BOZEMAN MODIFICATIONS TO THE MONTANA PUBLIC WORKS STANDARD EXISTING STORM DRAIN
SPECIFICATIONS, 6TH EDITION, INCLUDING ADDENDUMS, THESE PLANS, AND THE n 2
CONTRACT DOCUMENTS. A a< 1
INDEX pi EXISTING WATER MAIN O I e
2. THE LOCATION OF EXISTING UTILITIES SHOWN SHOULD BE CONSIDERED o
APPROXIMATE AND THE CONTRACTOR SHALL FIELD VERIFY UTILITIES PRIOR TO
CONSTRUCTION. THE CONTRACTOR IS RESPONSIBLE FOR UTILITY LOCATES PRIOR E
TO AND DURING CONSTRUCTION. THE CONTRACTOR SHALL TAKE ALL MEANS EXISTING WATER SERVICE cs
NECESSARY TO PROTECT EXISTING UTILITIES. o o
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COVER SHEET 1 3. TYPE 1 PIPE BEDDING SHALL BE USED FOR ALL NEW STORM PIPE. T EXISTING TELEPHONE LINE
4. THE STORM DRAIN LINES SHOWN ON THE PLANS ARE LOCATED E
NORTH BLACK TREATMENT UNIT (A) 2 APPROXIMATELY. THE CONTRACTOR SHALL VERIFY THE LOCATIONS AND DEPTH a
OF THESE LINES, WHICH VARY IN SIZE AND COMPOSITION. 01 °HP EXISTING OVERHEAD POWER Li • PxP
NORTH BOZEMAN TREATMENT UNIT (B) 3 ,11��oy
5. WHERE CONDITIONS ARE ENCOUNTERED WHICH DEVIATE FROM THOSE �v $
DETAILS SHEET 4 INDICATED ON THE PLANS OR IN THE SPECIFICATIONS, THE CONTRACTOR SHALL U w
NOTIFY THE PROJECT ENGINEER OR HIS REPRESENTATIVE PRIOR TO MAKING ANY EXISTING UNDERGROUND POWER
CHANGES IN THE WORK. 1t�« G►yd~
6. THE CONTRACTOR IS RESPONSIBLE FOR ALL JOBSITE SAFETY FOR HIS EXISTING SEWER MAIN
WORKERS AND THE PUBLIC. ADEQUATE SANITATION FACILITIES SHALL BE PROVIDED
BY THE CONTRACTOR FOR HIS PERSONNEL. Z
PROPOSED WORK 7. THE CONTRACTOR SHALL PROTECT ADJACENT PUBLIC AND PRIVATE PROPERTY EXISTING SEWER SERVICE W
VICINITY MAP AREAS FROM DAMAGE
OWN EXPENSE.DURING CONSTRUCTION AND SHALL REPAIR ANY DAMAGE AT HIS w
EXISTING CATCH BASIN
O > Fridle L St Q 8. EXISTING PIPE THAT IS ABANDONED IN PLACE SHALL BE CAPPED OR O
d _
O of Q PLUGGED WITH CONCRETE AT ALL OPENINGS.
Villa St.
9. THE CONTRACTOR SHALL ADJUST ALL MANHOLES TO FINAL GRADE UPON ® EXISTING CURB STOP a
Z U Z L COMPLETION OF ALL CONSTRUCTION. ANY MANHOLES DAMAGED OR OTHERWISE ��
� Davls [St. DISTURBED BY THE CONTRACTOR OR ANY SUBCONTRACTOR SHALL BE REPAIRED
Z a- AT THE EXPENSE OF THE CONTRACTOR. v P4
� � ❑ 0 U � EXISTING WATER GATE VALVE W e F
r+) FB]eI St. 10. THE CONTRACTOR IS RESPONSIBLE FOR CONTROLLING DUST AND EROSION E-� W
Y L e St. DURING CONSTRUCTION AT HIS EXPENSE. STREETS SHALL BE WATERED TO Q' o x
z U U CONTROL DUST WHEN ORDERED BY THE ENGINEER. EROSION AND STORM WATER EXISTING FIRE HYDRANT V1
� m POLLUTION SHALL BE CONTROLLED IN ACCORDANCE WITH THE APPROVED STORM W
❑ WATER POLLUTION PREVENTION PLAN.
EnEn D[E] 1 2 z z 11. THE CONTRACTOR SHALL MAINTAIN SERVICE OF ALL EXISTING UTILITIES. IF EXISTING STREET LAMP O c O
SAID SERVICE IS DAMAGED, THE CONTRACTOR SHALL IMMEDIATELY REPAIR THE w U
r _ ❑❑❑ DAMAGE AT CONTRACTORS EXPENSE. O EXISTING SEWER MANHOLE z
❑ 12. WHERE NEW PAVEMENT IS ADJACENT TO EXISTING PAVEMENT, SAWCUT 12-
Fn n Q
ai MINIMUM (OR AS DIRECTED BY ENGINEER) FROM THE EXISTING EDGE TO PROVIDE
A BUTT JOINT. TACK THE SAWCUT EDGE WITH CSS OR SS-1 H EMULSIFIED
El 1:1 Babcock St.
Q ASPHALT PRIOR TO PLACING THE ADJACENT NEW PAVEMENT. EXISTING STREET SIGN N
a
O 13. ACCESS FOR OTHER CONTRACTORS WORKING ON THE SITE AND EMERGENCY
Elr 0 ❑ VEHICLES SHALL BE PRESERVED AT ALL TIMES IN ACCORDANCE WITH THE — RIGHT OF WAY
IVe S Olive St. o SPECIAL PROVISIONS IN THE PROJECT MANUAL.
14. A TRAFFIC CONTROL PLAN MUST BE APPROVED BY THE CITY ENGINEER C
❑❑ m PRIOR TO ANY STREET CLOSURE. PROPOSED STORM DRAIN
FCurtQ N > N CUrtISS St. 15. CONTRACTOR MUST PROTECT ALL EXCAVATIONS LEFT OVERNIGHT PER MUTCD
]<'>u
Q ❑ Q p C> INCLUDING CONTINUOUS FENCING. PROPOSED CATCH CURB sHT No. 10
KocSt. FI
FG FINISH GRADE SPOT ELEVATION
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RECONNECT TO EXISTING p"
10"CLAY STORM PIPE o
W/FERNCO CLAY TO PVC CPLG
STA 0+50 OR APPROVED EQUAL
INSTALL 6'DIA.SEPARATOR UNIT A CONNECT TO SEPARATOR UNIT W/
RIM ELEV.=4809.22 12"SDR-35 PVC PIPE z'
12"SDR-35 PVC INV.IN(S)=4804.19
_ PROPOSED LIMITS 12"SDR-35 PVC INV.OUT(N)=4804.13 N
OF DISTURBANCE SEE DETAIL SHEET"4" � N
W EF N
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SAWCUT&REMOVE EXISTING N z -.
SIDEWALK,CURB,GUTTER&ASPHALT / b iC g;'
AS REQUIRED Q 0. n es
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(NEXT CROSS STREET SOUTH) N w
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HORIZ. SCALE: 1" = 40'
VERT. SCALE: 1" = 8'
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FLOWABLE BACKFILL PER CONTRACT SPECIFICATIONS
STA 0+50 INSTALL SEPARATOR UNIT "A"
RECONNECT TO STORM MAIN UPSTREAM & DOWNSTREAM �"tjQ« c►~�
E-
4820 4820 Z
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INSTALLATION NOTES. W
1. IT IS THE CONTRACTOR'S RESPONSIBILITY TO DETERMINE THE LIMITS OF 4816 4816 p
EXCAVATION REQUIRED TO COMPLETE THE WORK. LIMITS OF DISTURBANCE MAY STAG+50 P4 x
VARY DEPENDING ON THE EQUIPMENT USED AND THE STABILITY OF THE TRENCH
INSTALL 6'DIA.SEPARATOR UNIT A (-
RIM ELEV.=4809.22
AT THE TIME OF EXCAVATION. RESTORATION OF THE WORK AREA SHALL BE A 12"SDR-35 PVC INV.IN(S)=4804.19 --1
LUMP SUM BID. THE CONTRACTOR WILL BE COMPENSATED FOR THIS WORK AT THE 4812 EXISTING GRADE 12"SDR-35 PVC INV.OUT(N)=4804.13 4812 x
LUMP SUM BID PRICE REGARDLESS OF QUANTITY. SEE DETAIL SHEET"a" a E-
2. SAWCUT EXISTING 10"STORM PIPE AS NEEDED TO INSTALL SEPARATOR UNIT AND W 0
TRANSITION TO 12"SDR-35 PVC PIPE AT SEPARATOR CONNECTIONS. TRANSITION z
COUPLERS SHALL BE FERNCO CLAY TO PVC COUPLINGS OR APPROVED EQUAL. 4808 4808
3. BACKFILL EXCAVATION TO BOTTOM OF ASPHALT GRADE/WITH NON-SHRINK
FLOWABLE FILL.
4. RESTORE WORK AREA TO PRE-EXISTING CONDITIONS. _ _— O N E•
5. WORK WITH FIELD ENGINEER TO ROTATE SEPARATOR CASTING TO AVOID EXISTING 4804 _ 4804 z
CURB FLOW LINE. �
EXISTING 10"VCP z
REMOVE&REPLACE
W/12"SDR-35 PVC ' E--'i
4800 AS REQUIRED 4800 W
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APPROVED BY.
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-� ; - - PROPOSED LIMITS ;> W/CLAY TO PVC FERNCO CPLG
Y _I OF DISTRUBANCE OR APPROVED EQUAL to C
Alt. STA 0+50 zo
.y INSTALL 6'DIA.SEPARATOR UNIT B a
RIM ELEV.=4810.30
- 9- ___ _ _ - - - 12"SDR-35 PVC INV.MIS)=4805.78 0
_ 12"SDR-35 PVC INV.OUT(N)=4805.75
"4 SEE DETAIL SHEET 4
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_ Scale: 1'=40' z°
_ 0 10 20 40 m
- RECONNECT TO EXISTING iu
12"CLAY STORM PIPE jn
W/CLAY TO PVC FERNCO CPLG �' m
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(NEXT CROSS STREET SOUTH)
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HORIZ. SCALE: 1" = 40'
VERT. SCALE: 1" = 8' Q� 'll
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FLOWABLE BACKFILL PER CONTRACT SPECIFICATIONS
STA 0+50 INSTALL SEPARATOR UNIT "B"
RECONNECT TO.STORM MAIN UPSTREAM & DOWNSTREAM. �ffJ« Ostia
4820 4820 E-
E-
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INSTALLATION NOTES:
4816 4816
1. IT IS THE CONTRACTOR'S RESPONSIBILITY TO DETERMINE THE LIMITS OF INSTALL 6'DIA.SEPARATOR UNIT B
RIM ELEV.=4810.30 O
EXCAVATION REQUIRED TO COMPLETE THE WORK. LIMITS OF DISTURBANCE MAY 12"SDR-35 PVC INV.IN(S)=4805.78 (]�
VARY DEPENDING ON THE EQUIPMENT USED AND THE STABILITY OF THE TRENCH 12"SDR-35 PVC INV.OUT(N)=4805.75 a W
AT THE TIME OF EXCAVATION. RESTORATION OF THE WORK AREA SHALL BE A LUMP SEE DETAIL SHEET
4812 EXISTING GRADE 4812 N
SUM BID. THE CONTRACTOR WILL BE COMPENSATED FOR THIS WORK AT THE LUMP m
SUM BID PRICE REGARDLESS OF QUANTITY.
2. SAWCUT EXISTING 12"CLAY STORM PIPE AS NEEDED TO INSTALL SEPARATOR UNIT W e E-
AND TRANSITION TO 12"SDR-35 PVC PIPE AT SEPARATOR CONNECTIONS. 4808 4808 E- 0
TRANSITION COUPLERS SHALL BE FERNCO CLAY TO PVC COUPLINGS OR APPROVED — Z
EQUAL.
3. BACKFILL EXCAVATION TO BOTTOM OF ASPHALT GRADE/WITH NON-SHRINK _ _ I
FLOWABLE FILL. 4804 FERNCO 4804 N
4. RESTORE WORK AREA TO PRE-EXISTING CONDITIONS. TRANSITIONS o �E-
5. WORK WITH FIELD ENGINEER TO ROTATE SEPARATOR CASTING TO AVOID EXISTING EXISTING 12"VCP
CURB FLAW LINE. - REMOVE&REPLACE Iz
W/12"SDR-35 PVC o 7-
4800 As REQUIRED 4800 �d'1 P4
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4796 4796 (� W
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0+00 0+20 0+40 0+60 0+80 1+00+07
SHEET No. 8
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180' 180' KELLLE M..-
GAMRADT
No.40758PE
FIBERGLASS SEPARATION TOP SLAB FIBERGLASS SEPARATION _ TOP SLAB �CENS��
CYLINDER&INLET 30"ACCESS CYLINDER&INLET 30"ACCESS Si,AL
PENETRATION PENETRATION nNMI.
DRAWN BY: HYC
CB6CYBD BY:
i APPROVED BY:
12"INSET 11 12"OUTLET_ 12"INLET_ 12"OUTLET_ DAta: D7oIza
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CONTECH CDS3035-6-C CONTECH CDS3035-6-C
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RIM=4810.30 w
RIM 4809.22
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EF.O
EXISTING 10"
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0 0�'
CLAY PIPE � 2.5' ". .' - 2.5'
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FIBERGLASS SEPARATION FIBERGLASS SEPARATION I
CYLINDER&INLET CYLINDER&INLET 0 I m
12"SDR-35 12"SDR-35 12"SDR-35 12"SDR-35 yy N
PVC INLET - 3.83, PPVC OUTLET 10"CLAY TO PVC IN I PVC OUTLET E-I o m
3.83 PIPE NH o In
PIPE PVC FERNCO PIPE yl
-- __ CPLG O 0 mo
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INV.=4804.19 INV.=4804.13 _ INV. 05.78 _ - IN 805.75
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12"xt0" EXISTING t3 « ►N�
12"VPC PIPE
ECCENTRIC EXISTING
12"x10" - 12"VPC PIPE Qi II
ECCENTRIC PVC REDUCER CLAY r0 PVC HYDRODYNAMIC SEPARATOR UNIT SPECIFICATIONS: N
FERNCO c 8
PVC REDUCER
4.09' EXISTING 10" (TYP. OF 2) 4.09,
10"CLAY TO CLAY PIPE 1. RATED TREATMENT CAPACITY=3.8 CFS
PVC FERNCO 6.75' OIL BAFFLE SKIRT 6 75' 2. MAXIMUM INTERNAL BYPASS CAPACITY=20.0 CFS dff�« c►''''
CPLG 3. SITE SPECIFIC MAXIMUM FLOW:
3.1. UNIT A=10.51 CFS U1
3.2. UNIT B=10.51 CFS E-
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2 , 2 001 4. INSTALL PER MANUFACTURERS RECOMMENDATIONS W
5. SUMP SEDIMENT STORAGE CAPACITY=2.1 CY
6. MINIMUM OIL STORAGE CAPACITY=263 GALLONS W
7. PRE-APPROVED UNIT IS CONTECH CDS 3035-6-C a
7.1. PRODUCT SUBSTITUTIONS SHALL BE EVALUATED 0
ON AN INDIVIDUAL BASIS a [-
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H-I
6.0' 6.0' W e h
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SEPARATOR UNIT A SEPARATOR UNIT B o
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SHEET No. 4
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