3 - Village Hill_Meadow Run_Stormwater Permit_20190627E STORMWATER MANAGEMENT PERMIT
APPLICATION DECISION
City of Northampton
Department of Public Works
Project / Site Name: Village Hill —Meadow Run
Project Street or Location / Assessor ID: Ford Crossing at Olander Drive / 31C-76,77,78,79&80
Applicant Name: Wright Builders
Applicant Address/Phone: 48 Bates Street, Northampton, MA /413-586-8287
Owner Name: Hospital Hill Development LLC c/o MA Development Finance Agency
Owner Address/Phone: 99 High Street, Boston, MA 01469
Application Submission Date: 6/4/2019
THE FOLLOWING ACTION BY THE NORTHAMPTON DEPARTMENT OF PUBLIC
WORKS HAS BEEN TAKEN ON THIS APPLICATION BASED ON INFORMATION
PRESENTED:
Disapproval of the Stormwater Management Permit Application based on a
determination within seven days of the receipt of the application that the
application is administratively incomplete (see attached documentation).
Approval of the Stormwater Management Permit Application.
X Approval of the Stormwater Management Permit Application subject to any
conditions, modifications or restrictions required by the Department of
Public Works (see below)
Disapproval of the Stormwater Management Permit Application based upon
a determination that the proposed plan, as submitted, does not meet the
purposes set forth in the Northampton Stormwater Management.
Standard Permit Conditions:
1. All clearing, grading, drainage, construction, and development shall be conducted in
strict accordance with the following plans and information submitted with the application
and as amended by any conditions attached to this permit:
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a. Meadow Run at Village Hill, Northampton, MA, Site Plans, Sheets L-101, L-201,
L-301, L-401, L-501, L-601, Revised June 17, 2019, stamped by Christopher M.
Chamberland, P.E., The Berkshire Design Group, Inc.
b. Stormwater Management Report for Village Hill — Meadow Run, Northampton,
MA, Revised 6/17/2019, stamped by Christopher M. Chamberland, P.E., The
Berkshire Design Group, Inc.
c. Letter Re: Village Hill Co -Housing, Storm Drain Design Summary and Figure 1
Post -Development Drainage Sub -Areas for Pipe Design, dated 6/17/2019, from
Christopher M. Chamberland, P.E., The Berkshire Design Group, Inc.
d. Letter Re: Village Hill — Meadow Run Development, Water Quality Flow Rate,
dated 6/24/2019, from Christopher M. Chamberland, P.E., The Berkshire Design
Group, Inc.
2. The Northampton Department of Public Works (DPW) or its authorized representative
shall be provided access to the property to conduct inspections before, during, and after
construction activities as necessary. The applicant shall arrange with the DPW to
schedule the following inspections: Initial Inspection, Erosion Control Inspection, Bury
Inspection, and Final Inspection. The DPW may also conduct random inspections to
ensure effective control of erosion and sedimentation during all phases of construction.
3. The applicant shall retain a Project Engineer (the design engineer or another
professional engineer of record in the Commonwealth of Massachusetts) to document the
construction of the proposed stormwater system and site development during all phases
of the project. The Project Engineer through routine inspections and surveys shall check
elevations, inverts, grading, layout, impervious areas and other critical aspects of the
stormwater system as they are being constructed during all phases of the project. All
proposed changes to the approved stormwater facilities and site development shall be
documented by the Project Engineer and submitted to the DPW for review and approval
by the DPW prior to construction. At the completion of the work, including construction
of all stormwater management facilities and landscaping, the applicant shall submit to the
DPW as -built plans stamped by a professional engineer of record in the Commonwealth
of Massachusetts and a statement from a professional engineer of record in the
Commonwealth of Massachusetts certifying that the materials and construction of the
stormwater management system was constructed in accordance with the approved plans
and functions as designed. The as -built plans must include surveyed information
documenting the as -built elevations, inverts, grading, layout, impervious areas and other
critical aspects of the stormater management system.
4. Annual Reports that are stamped by a Registered Professional Engineer documenting
the actions completed as required by the Operation, Maintenance and Inspection
Agreement shall be submitted to the Northampton Department of Public Works by
October 11t of each year (see Specific Condition 1 below).
5. If construction of the proposed stormwater system has not started within five years of the
issue date of this permit, then the permit will expire and a new permit will be required.
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Construction is defined as clearing, grading, excavation, filling, and installation of
drainage structures on the lots specified in this permit.
Specific Permit Conditions:
1. Prior to start of construction and issuance of any Building Permits, the applicant shall
record an executed Stormwater Operation, Maintenance, and Inspection Agreement that
is binding on all subsequent owners of land served by the private stormwater
management facilities by recording it in the land records of the Registry of Deeds. The
maintenance schedule and responsibility for maintenance of all components of the
proposed stormwater management system must be adequately specified in Attachment A
to this Agreement. The Proposed Stormwater Management System Operation &
Maintenance Plan Co -Housing Development Post -Construction Inspection &
Maintenance Schedule submitted as part of the Stormwater Report must be revised to the
satisfaction of the Northampton DPW including but not limited to: the plan must be
revised to be site specific for the Meadow Run project and include inspection and
maintenance of all stormwater structures and practices. The DPW can provide additional
guidance on required revisions to the maintenance schedule. Additional information
regarding easements and shared maintenance responsibilities for all components of the
proposed and existing stormwater management system must be included with the
agreement. The final agreement shall be approved by the Northampton DPW and signed
by the owner and the Mayor of Northampton. The final agreement shall be recorded at
the Registry of Deeds at the owner's expense. Section 281-8 of the Northampton
Stormwater Management Ordinance provides additional guidance for the requirements of
this agreement.
2. This project will be required to submit one or more Notice of Intent (NOI) to the U.S.
EPA for coverage under the NPDES Stormwater Construction General Permit. A copy of
the final NOI and Stormwater Pollution Prevention Plan (SWPPP) shall be submitted to
the Northampton DPW for approval prior to the start of construction and prior to issuance
of a building permit for each phase of construction. Additional erosion and sediment
control measures are required during construction to control erosion and sedimentation
particularly to existing and proposed drainage structures and during all phases of the
project including but not limited to erosion control barriers, tracking pads and catch basin
protection.
3. Construction plans and specifications shall be submitted to the DPW for approval prior to
issuance of a building permits and prior to the start of construction. Revisions and
additional information must include the following:
a. The detail for the proposed drywells is shown on Sheet L-601 and includes a
surface inlet grate and 4 inch pvc inlet but Sheet L-501 does not show grates or
piped connections to the 5 proposed Drywells. Construction plans must show the
piped connections for each drywell and the grates.
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4. The proposed stormwater management system is designed to mitigate peak stormwater
flows. If, after construction of the proposed system, the system is found to increase
stormwater flows or pollutants in these flows to adjacent properties, roadways and
stormwater systems, the owner shall redesign and reconstruct the drainage system to
prevent any increased stormwater flows or pollutants in these flows to adjacent
properties, roadways and stormwater systems.
C-!—AS�ig,nailtu�rerof City Engineer Date
cc. Planning Board c:o Office of Planning and Development
Building Department
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