HomeMy WebLinkAbout2007-08-08 Civil Review Part I 6/18/07 Professional Land Surveyors & Civil Engineers
ESSEX SURVEY SERVICE 1958- 1986
OSBORN PALMER 1911 - 1970
-" BRADFORD&WEED 1885- 1972
June 15, 2007
RECEIVeto
JUN 18 2007
Mr. Darryl Gallant NORTH ANOOVER
VHB, Inc. PLANNING t)lwt 4RTM,ENT
101 Walnut Street
Watertown, MA. 02472
RE: F14562
1820-1830 TURNPIKE ST.
N. ANDOVER, MA.
Dear Darryl:
Accompanying this letter, for your review, are the following documents:
a. Copy of Hydrograph 22 (inflow to CB 108) for 1, 2, 10 and 100 year storms;
b. Revised culvert calculations, including the tributary portion of Route 114 to the
proposed culvert;
C. Copy of email to Chris Huntress relative to the site lighting analysis.
Please call if there are further questions.
Very truly yours,
.c-, . IL�a(
Janis H. MacDowell
JHM:aly
Enclosures
CC: Attorney John Srnolak (letter only)
Mr. Gino Fodera (letter only)
Mr, Lincoln Daley, Town Planner �/ J
104 LOWELL STREET -
PEABODY, MASS. 01960
TELEPHONE: 978-531-8121 FAX: 978-531-5920
i
1
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Hydrograph Plot
Hydratlow Hydrographs by Intellsolve
Hyd. No. 22
INTO CBSN 108
Hydrograph type = SCS Runoff Peak discharge = 0.12 cfs
Storm frequency = 1 yrs Time interval = 2 min
Drainage area = 0.05 ac Curve number = 98
Basin Slope = 0.0 % Hydraulic length = 0 ft
Tc method = USER Time of cone. (Tc) = 5 min
Total precip. = 2.60 in Distribution = Type III
Storm duration = 24 hrs Shape factor = 484
Hydrograph Volume=403 cult
22 - SCS Runoff - 1 Yr - Qp = 0.12 cfs
0.15
0.10
U
0.05
0.00
0.0 2.3 4.6 6.9 9.2 11.5 13.8 16.1 18.4 20.7 23.0
Time (hrs)
® Hyd. 22
Hydrograph Plot
Hydraflow Hydrographs by Intellsofve
Hyd. No. 22
INTO CBSN 108
Hydrograph type = SCS Runoff Peak discharge = 0.15 cfs
Storm frequency = 2 yrs Time interval = 2 min
Drainage area = 0.05 ac Curve number = 98
Basin Slope = 0.0 % Hydraulic length = 0 ft
Tc method = USER Time of conc. (Tc) = 5 min
Total precip. = 3.10 in Distribution = Type III
Storm duration = 24 hrs Shape factor = 484
Hydrograph Volume=488 cult
22 - SCS Runoff - 2 Ylr - Qp = 0.16 cfs
0.15
0.10
cY
0.05
0.00
0.0 2.3 4.6 6.9 9.2 11.5 13.8 16.1 18.4 20.7 23.0
Time (hrs)
Hyd. 22
i
Hydrograph Plot
HydraBow Hydrographs by Intel€solve
Hyd. No. 22
INTO CBSN 108
Hydrograph type = SCS Runoff Peak discharge = 0.22 cfs
Storm frequency = 10 yrs Time interval = 2 min
Drainage area = 0,05 ac Curve number = 98
Basin Slope = 0.0 % Hydraulic length = 0 ft
Tc method = USER Time of cons, (Tc) = 5 min
Total precip. = 4.60 in Distribution = Type III
Storm duration = 24 hrs. Shape factor = 484
Hydrograph Volume=743 cuff
22 - SCS Runoff - 10 Yr - Qp = 0.22 cfs
0.25
0.2
0.15
cY
0.10
0.05
0.00
0.0 2.3 4.6 6.9 9.2 11 .5 13.8 16.1 18.4 20.7 23.0
Time (hrs)
® Hyd. 22
Hydrograph Plot
Hydraflow Hydrographs by Intellsolve
Hyd. No. 22
INTO CBSN 108
Hydrograph type = SCS Runoff Peak discharge = 0.33 cfs
Storm frequency = 100 yrs Time interval = 2 min
Drainage area = 0.05 ac Curve number = 98
Basin Slope = 0.0 % Hydraulic length = Oft
Tc method = USER Time of conc. (Tc) = 5 min
Total precip. = 7.00 in Distribution = Type Ill
Storm duration = 24 hrs Shape factor = 484
Hydrograph Volume=1,150 cuR
22 - SCS Runoff - 100Yr - Qp = 0.33cfs
0.4
0.3
0.2
CY
0.1
0.0
0.0 2.3 4.6 6.9 9.2 11.5 13.8 16.1 18.4 20.7 23.0
Time (hrs)
® Hyd. 22
i
A, 2(2G
1 Q Q I Q- )2 t 1 4--
CULVERT CAPACITIES (CRIFICQ
TURNPIKE STREET N.ANDOVER
Orifices -- English Units
C10 Tools for Windows
(05-09-2007, 08:43:23)
Flowrate Area Coeff Headwater Center Tai.lwater
af.5 15 --- ft ft ft
1.891 0.785 0.600 0.250 0. 000 0. 000
2.674 0.785 0.600 0.500 0.000 0. 000
3.275 0.785 0.600 0.750 0.000 0. 000
3.782 0.785 0.600 1. 000 0. 000 0.000
Hydrograph Plot
Hydtafiow Hydragraphs by frdeftoFve
Hyd. No. 16
TO CULVERT
Hydrograph type = SCS Runoff Peak discharge = 3.75 cfs
Storm frequency = 100 yrs Time interval = 2 min
Drainage area = 0.61 ac. Curve number = 89
Basin Slope = 0.0% Hydraulic length = Oft
Tc method = USER Time of cons.(Tc) = 5 min
Total precip. = 7.00 in Distribution = Type III
Storm duration =24 hrs Shape factor = 484
hWmgmA VoWe=J 1,849 Lire
18 - SCS Runoff- 100 Yr-Qp = 3.75 cfs
4
3
d 2
1
0
0.0 2.3 4.6 6.9 9.2 11.5 13.8 16.1 18.4 20.7 23.0
Time(hrs)
/ Hyd. '18
E O O hJ fa ti E 2 jF Pz J a t,.J k 0 0 o r,-. ► .e� ''-1
Page 1 of t A
Eastern Land Survey Associates, Inc.
From: "Eastern Land Survey Associates, Inc," <jimelsai@verizon.net>
To: "Huntress Associates, Inc."<chris@huntressassociates.com>
Sent: Thursday, June 07, 2007 2:49 PM
Subject: Turnpike Street
Chris-t spoke with Darryl Gallant at VHB (617-924-1770)who is still looking for the lighting analysis. Could you
contact him directly and update. This is probably the last thing they need from us.
Thanks
James H. MacDowell
Eastern Land Survey Assoc., Inc.
(978)531-8121
Email :jimelsala-verizon.net
l�
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6/14/2007