31-17, 38A-103 hospital hill detention basin observation formJ:WWOOBIWEPORT2OO91DelenUon Basin Inspection #2.doc
Detention Basin Observation Form
HOSPITAL HILL DEVELOPMENT LLC
Detention Basin No.: 2
April 29, 2009
Project Address and Cross Streets
1 Prince St. Currently not named
Assessor's Parcel No.: Map 31C Parcel No. 017
Property Owner: Village at Hospital Hill, LLC
Phone No.: Hospital Hill Development, LLC
Designated Contact: Daniel Moore
Phone No.: (413) 732 -2158
Mailing Address: 41 Taylor St.
Springfield, MA 01103
The property contains 2 detention basins. Basin No. 2 is located as described below and as
shown in the attached site plan.
Detention Basin No. 2 is located approximately 600 feet North of Basin #4 in the northeast
corner of the development.
I. Inspections
The attached Extended Detention Basin Inspection Checklist shall be used to conduct
inspections annually (or as needed), identify needed maintenance, and record maintenance that
is conducted.
Page 1
1ighe &Bond
www.tighebond.com
6/19/2009
Results Expected When Maintenance Is Performed
Ie12U09 I
Trash and debris cleared from site and disposed of
properly.
No contaminants or pollutants present.
The design specifications are not compromised by
holes.
Any rodent control activities are in accordance with
applicable laws and do not affect any protected
species.
Insects do not interfere with maintenance activities.
Comments (Describe maintenance
completed and if any needed maintenance was
not conducted, note when it will be done.)
Rodent holes observed on the
Southeast side of the basin above the
elevation of the emergency overflow.
No action required other than to
monitor basin for further burrowing
activity.
Maintenance
Needed? (Y/N)
oN
o
oN
O N
oN
Conditions When
Maintenance Is Needed
Trash and debris
accumulated in basin.
Visual evidence of
dumping.
grass, Japanese knotweed,
purple loosestrife,
blackberry, Scotch broom,
poison oak, stinging nettles,
or devil's club.
Any evidence of oil,
gasoline, contaminants or
other pollutants.
If facility acts as a dam or
berm, any evidence of
rodent holes, or any
evidence of water piping
through dam or berm via
rodent holes.
Insects such as wasps and
hornets interfere with
maintenance activities.
we ;I
Trash
Debris
co
7 O ,O
C N O
o a-
us
o a s
Contaminants
and Pollution
Rodent Holes
Insects
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1 Prince St. Currently not named
Property Address:
Weather Conditions.:
Property Owne
IPANO(181lREPORT1200010etentIon Basin Inspection #2.doo
Results Expected When Maintenance Is Performed
Trees do not hinder maintenance activities.
Remove hazard trees as approved by the City.
(Use a certified Arborist to determine health of tree
or removal requirements).
Correct any circumstances that restrict the flow of water
from the system. Restore drainage to design condition.
Remove debris and /or silt build -up and dispose of
properly.
I Side Slopes
1 IGGI.IGU•
I Storage Area
Sediment cleaned out to designed basin shape and
depth; basin reseeded if necessary to control erosion.
Sediment disposed of properly.
Liner repaired or replaced. Liner is fully covered.
Comments (Describe maintenance
completed and if any needed maintenance was
not conducted, note when it will be done.)
Basin is designed to retain water.
No action to drain basin necessary.
Vegetation in front of outfall
structure was removed as
recommended in previous report.
Maintenance
Needed? (Y/N)
O N
ON
O N
o
ON
VN
Conditions When
Maintenance Is Needed
Growth does not allow
maintenance access or
interferes with
maintenance activity.
Dead, diseased, or dying
trees.
Standing water remains in
basin more than five days.
Debris or silt build -up
obstructs an outfall structure.
Sllll iJ reSCnl Ur wrierC &ii ie
is potential for continued
erosion.
Any erosion on a
compacted berm
embankment.
Accumulated sediment
>10% of designed basin
depth or affects inletting or
outletting condition of the
facility.
Liner is visible and has more
than three 1/4 -inch holes in
it.
Wa4l
Tree /Brush
Growth and
Hazard Trees
I Drainage time
Outfall
structure
c
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Sediment
Liner (If
Applicable)
ON
CM
ON
as
as
m
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Property Address: 1 Prince St.
Date of Inspection: A
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Results Expected When Maintenance Is Performed
Meets the design specifications.
Comments (Describe maintenance
completed and if any needed maintenance was
not conducted, note when it will be done.)
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Maintenance
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Conditions When
Maintenance Is Needed
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Property Address: 1 Prince St.
Detention Basin Maintenance Plan
Date of Inspection: A
J:WJJOBBIAREPOR7120001Detentien Basin Inspection #2.doe
Settlement Observed
12" ORIFICE
INV. 186.26
Settle/neat observed
Annually Remove
Tall Vegetation
INV.=181.68
CONTINUES TO
BASIN #4
ENERGY DISSIPA TOR
HEADWALL
36" RCP DRAIN
UPSTREAM INV.= 186.14
DOWNSTREAM
OVERFLOW CONTROL
STRUCTURE #2 2 f f Remove
Vegetation
12" ORIFICE
INV. 186.21
Rodent Holes
Detention Basin 2
Village at Hospital Hill
Northampton, MA
Page 7
Not To Scale
J:WW00811REPORT120O010etonUon Basin Inspo Uon #4.dx
Detention Basin Observation Form
HOSPITAL HILL DEVELOPMENT LLC
Detention Basin No.: 4
April 29, 2009
Project Address and Cross Streets
1 Prince 5t. Moser St. /Olander Dr.
Assessor's Parcel No.: Map 31C Parcel No. 017
Property Owner: Village at Hospital Hill, LLC
Phone No.: Hospital Hill Development, LLC
Designated Contact: Daniel Moore
Phone No.: (413) 732 -2158
Mailing Address: 41 Taylor 5t.
Springfield, MA 01103
Page 1
The property contains 2 detention basins. Basin No. 4 is located as described below and as
shown in the attached site plan.
Detention Basin No. 4 is located approximately 150 feet east of the intersection of Olander
Drive and Moser Street.
Tighe &Bond
www.tighebond.com
I. Inspections
The attached Extended Detention Basin Inspection Checklist shall be used to conduct
inspections annually (or as needed), identify needed maintenance, and record maintenance that
is conducted.
6/19/2009
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Results Expected When Maintenance Is Performed
Trees do not hinder maintenance activities.
Remove hazard trees as approved by the City.
(Use a certified Arborist to determine health of tree
or removal requirements).
Correct any circumstances that restrict the flow of water
from the system. Restore drainage to design condition.
Remove debris and /or silt build -up and dispose of
properly.
Cause of erosion is managed appropriately. Side
slopes or berm are restored to design specifications, as
needed.
Sediment cleaned out to designed basin shape and
depth; basin reseeded if necessary to control erosion.
Sediment disposed of properly.
Liner repaired or replaced. Liner is fully covered.
;rflow/ Spillway and Berms
Dike is built back to the design elevation.
Comments (Describe maintenance
completed and if any needed maintenance was
not conducted, note when it will be done.)
Basin is designed to retain water.
Maintenance
Needed? (Y/N)
ON
O N
O N
O N
VN
oN
Conditions When
Maintenance Is Needed
Growth does not allow
maintenance access or
interferes with
maintenance activity.
Dead, diseased, or dying
trees.
Standing water remains in
basin more than five days.
Debris or silt build -up
obstructs an outfall structure.
Eroded over 2 in. deep
where cause of damage is
still present or where there
is potential for continued
erosion.
Any erosion on a
compacted berm
embankment.
Accumulated sediment
>10% of designed basin
depth or affects inletting or
outletting condition of the
facility.
Liner is visible and has more
than three 1/4 -inch holes in
it.
Berm settlement 4 inches
lower than the design
elevation.
Defect
Tree /Brush
Growth and
Hazard Trees
I Drainage time
I Outfall
structure
c
0
c
0
L
w
Sediment
Liner (If
Applicable)
Settlement
cn
o
w
0
1
N
a)
0
co
N
(0
0
April 29, 2009
Date of Inspection:
Property Address:
il
Results Expected When Maintenance Is Performed
Trees should be removed. If root system is small
(base less than 4 inches) the root system may be
left in place. Otherwise the roots should be
removed and the berm restored.
A civil engineer should be consulted for proper
berm /spillway restoration.
Rocks and pad depth are restored to design standards.
(e.g., Trash Racks)
Trash or debris is removed and disposed of properly.
Bars are repaired or replaced to allow proper
functioning of trash rack.
Debris barrier is repaired or replaced to allow proper
functioning of trash rack.
Comments (Describe maintenance
completed and if any needed maintenance was
not conducted, note when it will be done.)
Maintenance
Needed? (Y/N)
ON
oN
VN
VN
VN
Conditions When
Maintenance Is Needed
Tree growth on berms or
emergency spillway >4 ft in
height or covering more than
10% of spillway.
Rock is missing and soil is
exposed at top of spillway or
outside slope.
Trash or debris is plugging
openings in the barrier.
Bars are missing, loose, bent
out of shape, or deteriorating
due to excessive rust.
Debris barrier is missing or
not attached to pipe.
Defect
Tree Growth
Emergency
Overflow/
Spillway
I Trash and
Debris
Damaged/
Missing Bars
Inlet/Outlet
Pipe
ON
sn
o
eL
cn
us
w Q
O
c 0
Q
N O
D d
Date of Inspection:
JAMN013811REPORT120001Detention Basin Inspection #4.doc
ca
co
w
O
C N
N Q
N O
o d
Annually Remove
Tall Vegetation
J:W WOO51IREPORT1200010etendon Basin Incpeotion Mid=
OVERFLOW CONTROL
STRUCTURE #4
0,
24" RCP DRAIN
FLARED END
INV. 198.17
7P
RIP -RAP APRON
12" RCP DRAIN
UPSTREAM INV. 199.37
Annually Remove
Vegetation
FOREBA Y BERM
1
24" RCP DRAIN
I FLARED END
INV. 198.24
Detention Basin 4
Village at Hospital Hill
Northampton, MA
Page 6
Not To Scale
JilMNOB811REPORT)20001DetenUon Basin Inspection #5.dcc
Detention Basin Observation Form
HOSPITAL HILL DEVELOPMENT LLC
Detention Basin No.: 5
April 29, 2009
Project Address and Cross Streets
1 Prince St. Earl 5t/PrincoSt.
&�oo30APorca|��.1O3
/\o8mGGOhSParcel No.:
Property Owner: Village af Hospital Hill, LLC
Phone No.: Hospital Hill Development, LLC
Designated Contact: Daniel Moore
Phone No.: (413) 732-2158
Mailing Address: 41 Taylor St.
Springfield, MA 01103
The property contains 1 detention basin, located as described below and as shown in the
attached site plan.
Detention Basin No. 5 is located at the intersection of Prince Street and Earl Street.
1. Inspections
The attached Detention Basin Inspection Checklist shall be used to conduct i annually
(or as needed), identify needed maintenance, and record maintenance that is conducted.
Page 1
"°".ugh°w".co°
Results Expected When Maintenance Is Performed
Trash and debris cleared from site and disposed of
properly.
No contaminants or pollutants present.
The design specifications are not compromised by
holes.
Any rodent control activities are in accordance with
applicable laws and do not affect any protected
species.
Insects do not interfere with maintenance activities.
Comments (Describe maintenance
completed and if any needed maintenance was
not conducted, note when it will be done.)
Rodent holes observed on the
Northwest side of the basin. No action
required other than to monitor basin
for further burrowing activity.
Maintenance
Needed? (Y/N)
ON
o
oN
O N
ON
Conditions When
Maintenance Is Needed
Trash and debris
accumulated in basin.
Visual evidence of
dumping.
grass, Japanese knotweed,
purple loosestrife,
blackberry, Scotch broom,
poison oak, stinging nettles,
or devil's club.
Any evidence of oil,
gasoline, contaminants or
other pollutants.
If facility acts as a dam or
berm, any evidence of
rodent holes, or any
evidence of water piping
through dam or berm via
rodent holes.
Insects such as wasps and
hornets interfere with
maintenance activities.
Defect
Trash
Debris
3
7 O O
o till >7
coo
a co
Contaminants
and Pollution
Rodent Holes
Insects
U)
C
V
CO CD
m
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tra o
c Ti
cn
0
2
CS
crs
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0
c.
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0
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0
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0
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Property Address:
Weather Conditions.:
Property Owner
Results Expected When Maintenance Is Performed
Trees do not hinder maintenance activities.
Remove hazard trees as approved by the City.
(Use a certified Arborist to determine health of tree
or removal requirements).
Correct any circumstances that restrict the flow of water
from the system. Restore drainage to design condition.
If the problem cannot be corrected and problems with
standing water recur, then mosquitoes should be
controlled with larvicides, applied by a licensed
pesticide applicator.
Remove debris and /or silt build -up and dispose of
properly.
Cause of erosion is managed appropriately. Side
slopes or berm are restored to design specifications, as
needed.
I Storage Area
Sediment cleaned out to designed basin shape and
depth; basin reseeded if necessary to control erosion.
Sediment disposed of properly.
Liner repaired or replaced. Liner is fully covered.
I Emergency Overflow/ Spillway and Berms
Dike is built back to the design elevation.
Comments (Describe maintenance
completed and if any needed maintenance was
not conducted, note when it will be done.)
Basin is designed to retain water.
No action to drain basin necessary.
Recommend application of a
mosquito larvicide.
Maintenance
Needed? (Y/N)
ON
ON
ON
ON
VN
oN
Conditions When
Maintenance Is Needed
Growth does not allow
maintenance access or
interferes with
maintenance activity.
Dead, diseased, or dying
trees.
Standing water remains in
basin more than five days.
Debris or silt build -up
obstructs an outfall structure.
Eroded over 2 in. deep
where cause of damage is
still present or where there
is potential for continued
erosion.
Any erosion on a
compacted berm
embankment.
Accumulated sediment
>10% of designed basin
depth or affects inletting or
outletting condition of the
facility.
Liner is visible and has more
than three 1/4 -inch holes in
it.
Berm settlement 4 inches
lower than the design
elevation.
papa
Tree /Brush
Growth and
Hazard Trees
Drainage time
I Outfall
structure
0
2
W
Sediment
(e geollddy
}I) awn
Settlement
CL
o
o
CO
LL Q
O
C W
a) 0.
W Q
O 11
co
a)
O)
Q.
Date of Inspection:
April 29, 2009
ON
CL
LU
a
o>
C
0 0.
m o
0 d
Rdd:ntIH•le.
24" RCP DRAIN
FLARED END
INV= 135.00
BOULDER FOR REPTILE
BASKING HABITAT (TYP)
24" RCP DRAIN
FLARED END
INV. 135.00
r OVERFLOW CONTROL
STRUCTURE #5
IN V.. 137.50
co
J:WW0557VYEPORT1200011Delention Basin Inspection #5.doc
PRINCE ST.
RTE. 66
Detention Basin 5
Village at Hospital Hill
Northampton, MA
Page 6
Not To Scale