HomeMy Public PortalAboutResidential and Commercial Checklist_190318DPW Site Plan Number:
TOWN OF WATERTOWN, MASSACHUSETTS
DEPARTMENT OF PUBLIC WORKS
SITE PLAN REVIEW CHECKLIST
for
RESIDENTIAL AND COMMERCIAL CONSTRUCTION
(except Single Family and Two -Family Construction)
Please fill out in full. Incomplete forms will be rejected.
Property address:
(number)
(Street)
(Assessor's Info)
Owner:
(name)
(address)
(phone)
Applicant:
(name)
(address)
(phone)
Engineer/Surveyor:
(name)
(address)
(phone)
Primary Contact:
(name)
(phone/fax)
(e-mail)
Instructions: This Site Plan Review Checklist shall be completed by the Engineer/Surveyor and submitted with each DPW site plan review
application. Applicants shall provide all supporting documentation with each submittal. Please select all applicable items by checking
"Yes" or "No". If item is "Not Required (NR)" or "Not Applicable (NA)" record in comment section with explanation. Explanations may
be submitted on separate sheets if needed.
Checklist:
DescriptionItcm of Site Plan Requirement "Yes "No" Comments
General:
1
Original signed, dated, and stamped site plan(s). All plans shall be
stamped by Commonwealth of Massachusetts registered
Professional Engineer, Professional Land Surveyor, or
Landscape Architect.
2
Electronic pdf of all plans
3
Use 24"06" sheets only. Plans to be at scale 1"=40' (or less) with
North Arrow indicated.
4
Cover Sheet with:
Project Name/Plan Index/Revision Log/Locus Map/Engineer and
Owner contact information (name, address, and phone number)
5
Separate existing and proposed conditions plans
6
Survey information including date(s) completed
7
Site topography with F contour intervals for existing conditions in
addition to supplemental spot grades (include reference datum and
benchmark information)
8
Provide complete survey (entire Right of Way) along frontage and/or
Limit(s) of Work
9
Property lines (Bearings and Distances) certified by PLS
10
Owner and Abutter's information (Now or Formerly)
11
Lot size (square feet) and Assessor's Block and Lot information
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DescriptionItem of •
12
Overhead and underground utility information including adequate
off -site utility information to verify all proposed utility connections.
13
Test pits performed located on plan(s) including groundwater
elevation
14
Legend for existing and proposed plans
15
Proposed Street Sideline, curb and gutter grades
16
Finish grades of the site (incl. spot grades at foundations)
17
Location and dimensions of driveway(s), curb cuts, parking areas
18
Name and widths of abutting streets and ways (public and private)
19
All easements (public and/or private) with desc. of restrictions, if any
20
All public sidewalks and curbing (label width and type)
21
Signage and pavement markings adjacent to site
22
Location and size of public street trees and private trees or statement
of none
23
Building foundation location, dimensions, and elevations (finished
floor, basement, and below grade parking)
24
Proposed building(s) address indicated
Note: Street name used for the official building address will be based
on the roadway that the location of the main building entrance is
located.
25
Reference to flood zone based on Flood Insurance Rate Map
26
Existing and proposed impervious area (square feet) noted on plan(s)
27
Standard notes included on plan (see Page 4)
28
Subsequent submission of plans shall be clearly noted as such with
revision cloud, revision number and revision date shown on the
plan(s)
29
Transportation Analysis and Impact Assessment (Coordinate scope of
study with DPW and DCDP prior to submission)
Water and Sewer Mains and Services:
1
Location, size, and type of existing and proposed mains, services, and
structures
2
10' offset water (domestic and fire) from sanitary sewer; 5' offset for
all other utilities
3
Distance shown from existing manhole for new sewer connections
4
Curb stops located a minimum of 18-inches before property line
5
Include profile of proposed sewer services from the building to the
main (show length, slope (minimum 2% / maximum 6%), invert
elevation at both ends, and utility crossings)
6
Location and type of fittings, bends, restraints, backflow devices, and
meters (show location of meter at "point of entry" in the building)
7
Water service connection detail, showing 5-foot minimum burial depth
for water service,
For services 2" or less, corporation at main, 1-inch (min.) Type K
copper pipe.
For services greater than 2", tapping sleeve at main, gate valve (with
valve box and cover), ductile iron pipe class 52 (or greater).
8
Location of building fire department connection(s)
9
Sewer service connection detail is provided, showing method of
connection (install new tee-wye)
10
Sewer pipe is 6-inch minimum diameter SDR-35 pipe, installed in a
bed of 3/4-inch stone
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DescriptionItem of •Comments
Drainage and Stormwater Management:
1
All runoff from all impervious surfaces directed to an infiltration
system for design storm with no overflow
2
Computations signed and stamped by a registered P.E. to support
stormwater management design, based upon a design storm of 8.9-
inches of precipitation in 24-hours (i.e., a 100-year, 24-hour, Type III
Rainfall, as defined by the U.S. Soil Conservation Service)
3
Test pit showing sub -surface soil conditions and estimated seasonal
high groundwater noted on plan
4
Infiltration system designed using the Static, Simple Dynamic, or
Dynamic Field method
5
If saturated hydraulic conductivity testing has not been performed,
the Rahl's rate has been used
6
Report including soils map and test pit information, input data,
hydrographs, and hydraulic routing information, and summary table
7
Includes calculation estimating exfiltration rate from drywells and
dewatering time
8
Catch basins and trench drains have 4-foot sumps and hoods
9
Location, size, and type of stormwater management structures shown
on plan. All devices a minimum of 5-feet from property lines (10-feet
preferred)
10
Erosion controls shown on plan; i.e., hay bales and silt fence, catch
basin protection, etc.
11
Stormwater management construction details provided, including
dimensions and inverts of all drywells/infiltration systems
12
Operation and Maintenance Plan provided
Highway:
1
Upgrades to sidewalk and curbing, in accordance with Chapter 55 of
the Town Ordinances (VA-4 curbing along frontage with 2-foot Type
A corner blocks at driveways and concrete sidewalks)
2
Proposed driveway opening widths are noted. Widths must be in
accordance with Zoning requirements
3
Trench patch locations are shown
4
All castings a minimum of 2-feet from property line
5
Tree protection detail for work around public shade trees
Landscaping:
1
Plan and schedule for all proposed trees and plantings. Street tree
sizing and species to be coordinated with Watertown Tree Warden
prior to submission.
2
Indicate areas to be locmed and seeded
3
Tree protection detail and indication of trees to be protected on plan
4
Proposed irrigation
5
Identify existing street trees. Street trees must be identified and located
on survey plans to be submitted.
April 2019 Page 3 of 4
Standard notes to be included on all site plans:
General
1. The Contractor must contact the appropriate private utility companies and "DIGSAFE" at least 72-hours prior to any excavation
work being completed. The contractor is hereby notified that some public and private utility companies are not part of DIGSAFE
and may have additional notification requirements.
2. Any work and material to be placed within the Town right-of-way shall conform to the Town of Watertown requirements.
3. The Contractor shall obtain a street opening permit prior to any construction within the Town right-of-way.
4. Any damage in the Town right-of-way, as a direct or indirect result of the Contractor's operations, shall be repaired by the
Contractor at no expense to the Town.
Highway
5. Concrete mix: 4,000 psi concrete, 3/4-inch stone, 2 'h-lbs lampblack per cubic yard.
6. Asphalt patches shall have a minimum depth of 5-inches, or match existing road depth.
7. All curbing and sidewalk work shall be inspected by the DPW prior to pouring.
8. All work shall comply with ADA and MAAB requirements.
9. Flowable fill required as backfill in the public way.
Water and Sewer
10. Cut and cap existing water and sewer services at the main prior to any building demolition.
11. Use of fire hydrants for demolition or construction is not permitted unless approved beforehand by the Department of Public
Works.
12. Water pipes shall be installed at a minimum depth of 5-feet.
13. 10' offset water (domestic and fire) from sanitary sewer. All other utilities require minimum 5-feet separation from other utilities.
14. All gate valves shall "open right".
Drainage and Stormwater Management
15. All erosion and sediment controls shall be installed prior to commencement of any earth moving activities.
16. The Contractor shall keep on site, at all times, additional siltation fencing and filter fabric for installation as directed by the Town
to mitigate any emergency conditions.
17. The Engineer -of -record shall witness installation of any sub -surface infiltration system. If sub -surface soil conditions differ from
that shown on the plan, the design shall be modified and resubmitted to the Town for approval prior to continuing installation.
18. Upon completion of all site work, the Contractor shall inspect all on -site and off -site catch basins (that received catch basin
protection) and drainage manholes and remove all sediment and debris that has accumulated during the course of construction.
As -built
19. Upon completion of the work, as -built drawings shall be submitted in both paper and electronic format. The drawings shall be
based upon a field survey of actual as -built locations, and shall be stamped by a Professional Land Surveyor registered in the
Commonwealth of Massachusetts. The as -built drawing shall depict all buildings, paved surfaces, topography, and major landscape
features. Water, sewer, and drainage features, as well as other underground utilities installed by others, shall be located on the plan,
including size and material. All stormwater management controls, both structural and non-structural, designed to manage the
stormwater associated with the completed site shall also be included.
For questions, contact:
Matthew I. Shuman, P.E.
Town Engineer
E-mail: mshuman@watertown-ma.gov
April 2019 Page 4 of 4