c ‘~
CONSTRUCTION NOTES:
e PENNICHUCK WILL RUN NEW PIPE BY EXCAVATION SOUTH OF PROPOSED
SEWER LINE FROM COMMERCAIL STREET TO JUST WEST OF RAILROAD TRACK
APPROXIMATELY 3' TO 5' OFF OF THE SOUTH CURB LINE, IN THE LOCATION OF
THE SOUTHMOST EXISTING GAS LINE. WATER LINE HAS ALREADY BEEN SLIP SLIPLINING APPROX 210 LF |
LINED UNDER RAILROAD TRACK. PROPOSED CB #11 of HDPE; ITEM 1K(1)
¢ GAS WILL RUN NEW PIPE LINE BY EXCAVATION SOUTH OF PROPOSED SEWER STA:1+43 (20' RT) rR voposED une
LINE FROM COMMERCIAL STREET TO JUST WEST OF RAILROAD TRACKS (in) = 117.54 8" PVC PIPE (S)
APPROXIMATELY 7' TO 8' OFF OF THE SOUTH CURB LINE IN THE LOCATION OF (out) = 117.44 8" PVC PIPE (W)
THE MIDDLE OF THREE EXISTING PARALLEL GAS LINES. GAS WILL BE SLIP
LINED UNDER THE RAILROAD TRACK.
e FOLLOWING EXCAVATION AND CONSTRUCTION OF PROPOSED SEWER/DRAIN
LINES AND A SETTLEMENT PERIOD, CONTRACTOR WILL PERFORM A 3 FOOT
OVERCUT OF 18" ROAD GRAVEL, 5" ASPHALT BASE AND 1.5" TOP COURSE.
e GAS AND WATER COMPANIES WILL PERFORM A 3' OVERCUT SEPARATELY ON
THEIR TRENCHES, USING THE SAME THICKNESS AS THE 3' SEWER OVERCUT. PROPOSED SMH 2
STA: 1+97 (10' RT)
RIM = 128.73
(in) = 116.96 8" PVC (E)
PROPOSED SMH 3 (in) = 115.70 15" PVC (W)
STA: 4+40 (2' LT) (out) = 115.60 15" PVC (E)
RIM = 131.58
pace SEWER mn SEWER INSERTION PIT (ITEM 1K(2))
WER SEWER SEW 4' WIDE, 6' LONG, AT BOTTOM 8.5' DEEP
fe
4 o-—* + —O— meade Wi 3 | PROPOSED CB#10
Q— 6 5
6+83.56 6 | STA: 1+10 (20' LT)
=, 4 RIM = 122.53
A (out) = 118.50 8" PVC PIPE (W)
1 2 REMOVE EXISTING SEWER | S,
AND REPLACE WITH 15" PVC PROPOSED CB #13
ic SDR 35 SEWER STA: 2+94 (19 LT)
ITEM 1C(i); APPROX. 240 LF RIM = 128.47 PROPOSED CB #12A
I out) = 123.47 STA: 1+50 (20' (LT)
I RIM = TBD
ABANDON PIPE (in) = 118.04 8" PVC PIPE (E) ITEM 2q
WITH FLOW FILL out) = 117.94 8"PVC PIPE (N) REMOVE TOP 3 VF OF EXISTING STRUCTURE
ITEM 2m FILL WITH GRAVEL AND RESTORE ROAD
140 140
PROPOSED SMH#3
RIM = 131.58 PROPOSED CB #11 PROPOSED CB #12A
(out) = 116.24 15" PVC (E) RIM = 122.77 ‘| J RIM = 123.32
PROPOSED CB #13 I(in) = 117.54 8" PVC (S) (in) = 118.04 8" PVC (E)
RIM 128.47 (out) = 1117.44 8" PVC (E) (put) = 117.94 8" PVC (N)
Kout) = 123.47 PROPOSED EXISTING SMH #2 PROPOSED CB #10
RIM = 125.54 R = 122.53
(in) = 115.70 15" PVC (W) l(out) = 118.50 8" PVC (W)
130 l(out) = 115.60 15" PVC (E) 130
(in) = 116.96 8" PVC (E)
EXISTING SMH #1
RIM = 121.18
{ —Hin) = 113-4615" PVC PIPE (W)
t
[\ A h | | |
INSERTION PIT (ITEM 1K(2))
120 4° WIDE, 6° LONG ATBOTTOM. 120
8.5' DEEP
t
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= LJ
Lu
110 110
105 105
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= = = = = = = = = = = =
5+00 4+00 3+00 2+00 1+00 0+00
q J
; \E Yi — 30 0 30 60 120 VE NASHUA, NEW HAMPSHIRE nm me panel)
CITY OF NASHUA NEW HAMPSHIRE RN ——————— PLAN OF oi
CITY ENGINEER'S OFFICE Ce) ORWZONTAL SCALE IN FEET 2017 SEWER PROJECT =
~ 8 Wy SCALE 1"= 300" PROPOSED WORK SHEET
9 RIVERSIDE STREET | igSatfe 48
NASHUA, NEW HAMPSHIRE 03062 Ae OAS DRAWN BY: DESIGNED BY: REVIEWED BY: TEMPLE ST
JUno. REVISION DESCRIPTION DATE JL N. QUINTERO J. MENDOLA B. KEATING JU OF 24_ J
