SECTION V: REQUIRED IMPROVEMENTS FOR AN APPROVED SUBDIVISION
Street and Roadway
All referrals hereunder refer to Commonwealth of Massachusetts Department of Public Works Standard Specifications for highway and Bridges 1953 Edition and all amendments to date. The words “to date” shall be interpreted to mean, “At the time of filing of a subdivision plan for approval”.
The entire area of each street or way shall be cleared of all stumps, brush, roots, boulders, like material and all trees not intended for preservation.
All loam and other yielding material shall be removed from the roadway area of each street in a way and replaced with suitable material. Section VII-F of the Zoning Ordinance of the Town of Swampscott shall be referred to.
Granite curbs and gutters shall be installed not closer than twenty-eight feet face to face. Curb and gutter shall be installed in conformity to standards of the Massachusetts Department of Public Works, Section F-1, Commonwealth of Massachusetts Department of Public Works Specifications 1953, Type VA-1.
All roadways shall be brought to a finished grade as shown on the profiles of the Definitive Plan with at least 12" of suitable gravel after compaction with a 12-ton, 3-wheel roller and treated with a prime coat of asphalt MC-1 and surfaced with two courses of type I-1 bituminous concrete 2 1/2" binder, 1 1/2" top, in accordance with Section B-18, Commonwealth of Massachusetts Department of Public Work Specifications 1953. The type of surfacing of every way shall be in such a way that it will carry the expected traffic for a period of 15 years without excessive maintenance cost.
Sidewalks
Sidewalks of not less than six feet in width shall be constructed on both sides of the street. Sidewalks shall have a base of 8" of suitable gravel and a surface of type I-2 bituminous concrete, 3" in depth laid in two courses, 2" binder and 1" top. The face of the sidewalk against the sodded edges shall be built against a wooden form. The form shall be made of 1" by 3" continuous wood strapping securely fastened to 2" by 3" wood posts 18" long, 2' on center. The form shall be left in place after the sidewalk is laid. The Planning Board may require cement concrete sidewalks to conform with the sidewalks of adjacent areas. The Board may allow the substitution of landscaping (grass, trees, etc.) For the sidewalk on one side of the
street.
Grass Strips
Grass strips shall be provided between the curbing and sidewalk edge to a minimum of five feet. The finished grade of such grass strips shall be a slope of 1/2"/ft. toward the roadway. Where unusual physical land characteristics or topographic conditions exist, the Board may approve the construction of a grass strip of a greater slope with the finished slope not projecting above a plan sloped four horizontal to one vertical upward from the back of the curb or below a plane sloped four horizontal to one vertical downward from the back of the curb.
Shade trees of minimum four inch caliper (tree diameter to be measured at point five feet above grade) and of a species to be approved by the board of Public Works, shall be planted along the side lines of the streets, at the locations and intervals to be determined by the Board. Trees shall be protected by suitable boxes, bollards, fenders or wells as appropriate. The applicant shall be responsible for the health and erectness of these trees for eighteen (18) months after acceptance of the road by the Board, or he shall be responsible for replacing the tree with one at least equal in size and comparable in type to the tree being replaced and again guaranteed for at least eighteen months from date of replanting.
The top six inches of grass strips shall consist of good quality loam extending to the right of way, screened, raked and rolled with at least a 100-pound roller to grade. The loam shall be seeded with lawn grass seed applied in sufficient quantity to assure adequate permanent coverage, satisfactory to the Planning Board, rolled when the loam is moist. Loaming and seeding shall be in accordance with Section 751 and 765 of the Standard Specifications.
Monuments
Monuments shall be installed at all street intersections, at all points of change in direction or curvature of streets and other points where, in the opinion of the Town Engineer, permanent monuments are necessary. Such monuments shall conform to the standard specification of the Town Engineer and shall be set according to such specifications. No permanent monuments shall be installed until all construction which would destroy or disturb
Utilities
.
Connections for sewer, drain, water and electrical service from the main structure in the way to the exterior line of the way shall be constructed for each lot whether or not there is a building thereon, except that the Board may waive such requirements, in whole or in part, in the case of a lot to be used for a park, playground, or for any other purpose for which, in the opinion of the Board, such connection shall not be required.
All sewer, surface water drains, water pipes and any other underground facilities, together with their appurtenances, shall be installed only after the sub-grade has been established; such sub-grade and the installation of all utilities and the backfilling of all the trenches shall be inspected by the Town Engineer at the expense of the contractor before any installation is made. The services of a consultant shall serve as a full-time inspector in lieu of a Town employee inspector, and in both instances, the Town shall be reimbursed by the contractor for the full cost of the inspection including the cost of insurance for liability and accidents. This reimbursement shall be made in full, prior to issuance of a Certificate of Occupancy. The contractor shall notify the Town Engineer at least forty eight
(48) hours in advance before any underground work is started so that the Town Engineer can notify his inspector of the particular work. If any work is done in the absence of the Inspector, the Town Engineer may order the work uncovered and redone.
Adequate disposal of surface water shall be provided. Catch basins and curb inlets, etc., shall be built on both sides of the roadway on continuous grades at intervals of not more than four hundred (400) feet placed at low points and sags in the roadway and near the corners of the roadway at intersecting streets.
All pipe, fittings, grates, frames and covers in relation to service installations of all kinds must be of the same grade and standard as used by the Town of Swampscott, in accordance with the specifications of Swampscott's Engineering Department.
Water Main and Services
All water mains and services shall be in accordance with the Town of Swampscott Board of Public Works specifications on an approved level.
Anchor or Thrust Blocks. At each and every change of direction provide anchor clamp and rods or 3,000 pound concrete thrust blocks to hold pipes in place.
The use of trade names is intended as a guide, and equal materials and products will be accepted if approved by the Town Engineer.
Storm and Sub-Surface Drains, Water Pipe and Sewer Line Extensions
Any storm and sub-surface drainage, water and sewer system required in a subdivision shall be interconnected with existing drainage, water and sewer facilities, respectively, and if such interconnection requires extension of said system beyond the subdivision, the subdivider shall install the same at his own expense and subject at all times to the inspection and approval of the various superintendents of the applicable Town departments.
Fire Alarm Police and Civil Defense Overhead and Underground Cable Work
General Requirements
Fire alarm, Police alarm and Civil Defense systems of design and construction approved by the Town Electrician and by the Chief of the Fire Department.
All work including trenching and backfill to be done by developer employing an Electrical Contractor.
All equipment, work and box locations to be approved by the Town Electrician and Fire Department. Contractor must secure permission to make attachments to poles from owner of same.
All work to conform to the requirements of publication #73, of the National Fire Protection Association, except that Overhead Linework, Underground Cable Work, as defined in this publication, must be substituted for the following specifications:
The Cable Work for the Fire Alarm, Police Signal System and the Civil Defense System within the Subdivision shall all be of “Direct Burial” type. Cable work outside of the Subdivision shall also be buried direct. Cable connections beyond the first pole outside of the Subdivision shall be run to the Town connections as directed by the Town Electrician.
Linework Overhead, Outside of Subdivision
A minimum of ten-conductor cable, conforming to I.M.S.A., specification #20-3, the wires therein to be #14 A.W.G., minimum 6 straight and 2 twisted pair, 600 volt insulation, color coded and figure #8. Cable to be attached to poles, 22 feet above grade, or 2 feet above telephone cable where present. Attachments to poles to be by 5/8" through bolt, nut and washer, using Universal type messenger hanger or 3-bolt thru clamps. Termination of line to be by Thimble-eye bolt. Messenger sections to be spliced with strand-links or equal and termination at thimble-vise by strand-vise or equal. At box locations, cable or cables to be dressed down pole and termination on strip in Weatherproof Aerial Terminal Box w/hinged or drop bottom through bushed insulated holes, leaving a drip loop
below. A.T.B.’ s to be mounted on pole 10 feet above grade on centers. Sufficient terminal strips for number of wires in cable to be mounted in box. Final connection to Town Fire Alarm System to be made by Town Fire Alarm Electricians only. Final connections to the Town systems shall be made by the Town Electrical Department only.
Cable Work - Underground in All Areas Within and Outside the Subdivision
A minimum of ten-conductor direct burial cable conforming to I.M.S.A. specification 19-6, the wires therein to be #14, A.W.G. minimum, 6 straight and 2 twisted pair, 600volts and color coded, all as required by Article 2136 of Chapter 210 of Pamphlet #73 ofthe National Fire Prevention Association. The cable shall be looped from box location to box location, entering the pedestals through openings in the sub base of the pedestal, and terminating conductors on terminals 5 feet above grade. Cables laid in direct burial without enclosure in ducts, shall be in grass plots, under sidewalks and in other places where the ground is not apt to be opened for other underground construction. If splices are made, such splices shall be accessible for inspection and tests. Such cables shall be buried at least
18 inches deep and, where crossing streets or other areas likely to be opened for other underground construction, shall be in duct or conduit or be covered by creosoted planking at least two inches thick and eight inches wide or consisting of two creosoted 2 inch x 4 inch planks with half round grooves, spiked or banded together after the cable is installed. The underground system shall be continued underground or overhead (refer to specifications hereinbefore) to the Town connections as directed by the Town Electrician. Final connections to Town Systems shall be made by the Town Electrical Department Only.
Underground Electrical Systems
Installation of Underground Distribution Equipment for Residential Developments
12. The entire electric distribution system within the development, including the street lighting system, shall be of the underground type.
13. The electric distribution system shall be installed in accordance with the Massachusetts Electric Company’s policy relative to the “Installation of Underground Distribution Equipment for Residential Developments” which is in effect on the date that construction is scheduled to start.
14. The street lighting system may be of a type and design furnished by Massachusetts Electric Co. relative to underground supplied street light systems and approved by the Town. The Board may require or approve alternative street lighting systems.
15. On property which is to remain privately owned, the street lighting fixtures may be of a type preferred by the owners of the same provided said fixtures are U.L. listed.
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