A.
Unless otherwise specified, all the work and materials used in the
subdivision shall conform to the requirements of the "Massachusetts
Department of Transportation, Standard Specifications for Highways
and Bridges" current edition, or any amendment thereof, addition thereto,
or substitution therefor as may be issued by the Massachusetts Highway
Department.
[Amended 6-6-2022]
B.
Unless otherwise specified, Construction Standards shall conform
to the most current revisions as published by the Massachusetts Highway
Department.
A.
The inspector designated by the Planning Board shall be a Massachusetts
Registered Professional Engineer.
B.
The subdivider shall notify the Supervisor of Highway Services and
the Planning Board in writing at least 48 hours prior to the time
at which each one of the following required inspections (see appendix
Form K[1]) should take place. The inspector at the time of inspection
shall sign copies of the Form K, one will be filed with the Planning
Board, one with the developer and one with the Planning Board, one
with the developer and one with the inspector. No work will be approved
that has been covered before the required inspection.
(1)
Prior to the initial start of construction.
(2)
Upon completion of clearing, grubbing and excavation but prior to
placement of any suitable fill to reach subgrade.
(3)
Upon the completion of the installation of the underground utilities
and drainage but prior to any backfilling.
(4)
The subgrade prior to the installation of the gravel base.
(5)
The gravel base course for streets and sidewalks shall be approved
in two stages. The final stage shall be at the completion of the bank
run gravel and the second stage shall be at the completion of the
graded gravel.
(6)
Notification shall be required prior to the start of each application
of bituminous concrete, pouring of concrete in sidewalks and prior
to the placement of curbing.
(7)
Notification is also required when materials and other items of work
are ready for inspection such as the installation of street trees,
signs, open space amenities, lights, and fire tanks, if proposed,
which shall be performed after intermediate course installation, bounds,
loam and seeding, and general cleanup.
[Amended 6-6-2022]
[1]
Editor's Note: Form K is included in Attachment 2 to this
chapter.
A.
The Subdivider shall provide safe and convenient access to all parts
of the subdivision that require inspection.
B.
The subdivider shall fully comply with the rules and regulations
promulgated by OSHA, Dig Safe and all other federal and state agencies,
whether mentioned or not.
C.
All work related to the subdivision shall be performed so as to avoid
hazard, damage or inconvenience to the public, and adjoining property
owners. Adequate measures, as approved by the Planning Board, shall
be provided for the control of siltation and erosion, surface water,
dust, noise and traffic.
The subdivider shall provide and maintain grade stakes placed
one foot off the edge of pavement at all fifty-foot stations, prior
to placing any suitable fill on the subgrade or placing the gravel
base.
The entire area within the exterior layout lines of all streets in the subdivision shall be cleared of all stumps, brush, roots, boulders, and other objectionable materials and all trees not intended for the preservation; followed by the removal of all loam and other yielding material; then excavated as necessary, and graded in accordance with the Definitive Plan. Attention is directed to Chapter 150, Earth Removal, of the Bylaws of the Town of Swansea, as a soil removal permit may be required.
A.
Where objectionable materials are encountered to a greater depth
than anticipated, the subdivider shall cause to have removed said
materials.
B.
The subgrade shall be thoroughly compacted prior to any filling,
grading, or placement of any fill material.
C.
The Planning Board will require a minimum of two tests per road or
one test every 300 feet (which ever is greater) for gradation and
compaction of the subgrade to ensure compliance with the Massachusetts
Highway Department Standards. Test locations shall be approved by
the Planning Board's designated inspector. Costs for sample gathering
and testing shall be the responsibility of the developer.
A.
When a pipe is to be laid in an unstable material, as determined
by the Planning Board, it will be required that the unsuitable material
be removed and replaced with a bedding of gravel or crushed stone
to the specifications of the Planning Board or designated inspector.
B.
In locations where high ground water is encountered or where in the
opinion of the Planning Board it may be encountered, or in wet spongy
areas, sub-drains shall be required. The Planning Board, during construction
or after approval of a subdivision, upon visual inspection of the
field conditions, require additional sub-drains to be installed as
per their specifications.
A.
Back fill in trenches within the right-of-way limits shall be placed
in layers not exceeding 12 inches in thickness and shall be thoroughly
moistened and tamped with a mechanical tamper to the satisfaction
of the Planning Board. Trench jetting may be used as an alternative
if approved by the Planning Board.
B.
All materials used for backfilling of road subbase shall be subject
to the inspection and approval of the Planning Board. At no time will
frozen material be used for backfilling.
C.
Bedding materials and methods for each particular utility line shall
be as determined by the affected utility. A minimum of 12 inches of
select material with no stones larger than 1 1/2 inches shall
be placed over and on the sides of each utility line.
D.
All utility trenches shall be backfilled a minimum of 30 days prior
to placement of the gravel base unless waived by the Planning Board.
A.
A color coded and magnetic detectable marking tape shall be placed
a minimum of 18 inches and a maximum of 30 inches below the final
grade above all underground utility installations except storm drains
and sanitary sewers running in straight lines between catch basins
and manholes which identify the underground installation.
B.
Tape shall be durable non-degradable plastic with metal strip not
less than two inches wide by 0.004 inches thick and in the following
colors for particular underground utility:
|
red
|
-
|
electric
|
|
yellow
|
-
|
Gas and oil
|
|
green
|
-
|
sewer
|
|
orange
|
-
|
communications
|
|
blue
|
-
|
water
|
The service connection for each respective utility shall be
marked at the property line for each and every lot. Marker posts will
be oak or pressure treated wood a minimum of two inches by two inches,
driven a minimum of 12 inches into the ground, and exposed a minimum
of 24 inches above the surrounding ground. Marker posts shall be painted
according to the color coding of the utility and shall be in place
for final inspection.
[Amended 6-6-2022]
A.
Fill (Ordinary Borrow, MassDOT Material Spec M.1.01.0) shall be placed
in maximum one-foot compacted lifts.
B.
Gravel type b (MassDOT Material Spec M1.03.0 Type b) or processed
gravel (M1.03.1) shall be a minimum of eight inches compacted under
streets and sidewalks.
C.
Dense graded crushed stone (M2.01.7) shall be a minimum of four inches
compacted under streets.
D.
Reclaimed/recycled pavement borrow is not allowed as a substitute
for gravel borrow under roadways and sidewalks.
A.
Bituminous concrete shall be placed between April 1, and November
15 as weather conditions permit unless waived by the Planning Board.
Air and ground temperature will be 35 F and rising for mix placement.
In no case shall, paving be permitted on frozen or water soaked surfaces.
B.
All materials shall be supplied from currently State approved batch
or drum mix plants. Only State approved mix designs shall be used.
C.
A delivery ticket from an automatic printer system shall be supplied
to the Town inspector for each load of bituminous concrete or portion
thereof delivered the subdivision and placed.
D.
There shall be a minimum one year waiting period between placement
of the two-inch intermediate course and the two inch of surface course
bituminous concrete. A tack coat shall be applied to the intermediate
course just prior to surface course placement.
[Amended 6-6-2022]
[Amended 6-6-2022]
A.
A minimum of eight inches of gravel borrow type b shall be under
sidewalks.
B.
Sidewalks shall be constructed of bituminous concrete. Depth shall
be four inches minimum, a two-inch layer of intermediate course and
a two-inch layer of surface course.
C.
All sidewalks
and wheelchair ramps shall fully comply with current ADA standards.
All sidewalk crossings at driveways shall be at a grade of no more
than 1.5% (±0.5%).
