[Adopted 4-20-1979 by Ord. No. 85; amended
in its entirety 1-20-1984 by Ord. No. 125 (Ch. 238, Art. II, of
the 1992 Code)]
[Amended 2-16-2007 by Ord. No. 421]
All materials, construction methods, workmanship
and measurement for the following items shall be in accordance with
the corresponding sections of the State of Delaware, State Highway
Department, using the most current specifications and conforming to
the details, sections, lines and grades shown on the drawings and/or
specified in these specifications. The standard specifications which
are available from the Department of Highways and Transportation,
Dover, Delaware, and issued separately, as amended and augmented by
the special provisions following, shall govern those items listed
directly below as they pertain to the construction of the project.
The above-mentioned standard specifications are hereby made a part
of these specifications as fully and with the same effect as if set
forth at length herein. Whenever any section of this article provides
that something shall be "as authorized by the Town," or in accordance
with standards or methods "specified by the Town," to the extent that
the same are not governed by the regulations of the State Highway
Department as provided above, the phrase shall be construed to mean
such standards or methods which are either: adopted, in writing, by
the Town, for general application; or consistent with standards or
methods generally recognized and accepted as "best practices" by contractors,
engineers, and others in the industry.
The developer shall be responsible for the restoration
of any and all surfaces disturbed by the construction operations to
a state equal to or better than that existing prior to construction.
This shall include but not be limited to concrete sidewalks, asphalt,
bituminous surface treatment, crushed stone and gravel driveways,
road shoulders, roadways and lawns. Concrete curbs, where encountered,
may be either tunneled under or removed and replaced at the discretion
of the Town Manager and at no cost to the Town. Methods of construction
and materials for restoration of disturbed surfaces shall be in accordance
with the ensuing technical specifications.
[Amended 2-16-2007 by Ord. No. 421]
The developer shall at all times comply with
the provisions of the Delaware "Underground Utility Damage Prevention
and Safety Act" (26 Del.C. Chapter 8). The developer shall also be
responsible for such temporary bracing of utility poles as is necessary
to ensure their stability as construction proceeds adjacent to their
locations. This work shall be done at no cost to the Town. The developer
shall satisfactorily protect, store and replace any and all mailboxes,
road signs and other items of like nature that are disturbed by construction
at no cost to the owner or Town.
A.
Maintenance of traffic shall consist of providing
all necessary signs, barricades and flagmen for the information, protection
and safety of the traveling public and shall conform with Section
104.07 of the Standard Specifications. The developer shall submit
to the Town Manager for his or her approval the kind, location, number
of signs or barricades and the color of the flasher to be placed.
The developer shall maintain the lighting units used to ensure light
without interruption during all weather conditions. All lighting shall
function throughout the hours of darkness, which shall be considered
to extend from one hour before sunset to one hour after sunrise, or
at any other times as required by the Bethany Beach Police Department.
B.
All barricades and danger, warning or detour signs
erected by the developer must be kept in proper condition, cleaned
and, at all times, legible to an ordinarily observant person. All
damaged or defective barricades or signs shall be replaced immediately.
The developer shall employ watchmen and flagmen to direct traffic
when and where necessary as directed by the Bethany Beach Police Department
to maintain proper standards of safety for the traveling public.
C.
The developer shall maintain one twelve-foot lane
of travel at all times on streets where lane closures are essential
to complete any work for this project. During one-lane-of-travel operations,
the developer shall have adequate flagmen on the project to direct
the traffic using the street.
[Amended 2-16-2007 by Ord. No. 421]
The developer shall carry out all construction
activities in strict accordance with the current requirements of all
federal, state and local agencies concerning sediment and erosion
control.
[Amended 9-16-1988 by Ord. No. 207]
All repairs and maintenance of construction
done under the requirements of these specifications shall be the responsibility
of the developer for a period of one year after official acceptance
of the waterline by the Bethany Beach Town Council.
[Amended 2-16-2007 by Ord. No. 421]
Approval for waterline construction under the terms of these specifications shall remain in effect for a period of two years from the date of approval. Approved construction not completed within this period must be reapproved, subject to then-current specifications, in the manner prescribed for filing for approval of a major subdivision as required by Chapter 410, Subdivision of Land.
[Amended 2-16-2007 by Ord. No. 421]
Subsurface structure excavation shall be conducted
as specified by the Town of Bethany Beach subject to the following:
A.
All subsurface structure excavation shall be unclassified.
B.
Backfill shall not be puddled but shall be compacted
using a mechanical compacting device capable of delivering a minimum
of 1,000 pounds of force per blow.
C.
All waterlines shall be installed so they have 42
inches of cover over the top of the waterline except as otherwise
authorized by the Town of Bethany Beach.
D.
The developer shall furnish, place and maintain all
supports, shoring and sheeting which may be required for the sides
of the excavation or for protection of adjacent existing improvements.
The adequacy of such systems shall be the complete responsibility
of the developer.
E.
Backfilling of all pipe under roadway areas shall
be made with material meeting the specifications for select borrow,
Grading A, B, or C.
F.
Backfill shall be placed in maximum lifts of eight
inches.
[Amended 2-16-2007 by Ord. No. 421]
[Amended 2-16-2007 by Ord. No. 421]
A.
General standards.
(1)
The purpose and intent of this section is to specify
all waterline work and associated structures, including but not necessarily
limited to equipment, tools and materials necessary to construct the
piping and appurtenances to the proposed lines and grades as shown
on the drawings, details and/or as specified herein.
(2)
All cutting and replacing of paving; excavation and
refill; removal, storage and rehandling of excavated materials; placing
and removal of sheeting, shoring and bracing; dewatering, pumping
or other disposal of water; furnishing and placing of all pipe, fittings,
jointing materials and appurtenances; connection of or abandonment
and plugging of existing lines; maintenance of service and traffic;
anchors, buttresses and vaults; disinfection, flushing and testing
of work shall be performed as specified and/or required to provide
a complete operational facility as shown on the drawings.
(3)
No person shall operate valves or cut mains within
the existing Town of Bethany Beach water distribution system without
approval of the Town Manager.
(4)
Handling. Pipe and accessories shall be distributed
at the project site and, at all times, carefully handled to avoid
damage. All pipe shall be rolled or lifted, care being taken not to
bump or drop pipe or fittings. The interior and machined ends of all
pipe shall be kept free from dirt and foreign matter. Valves and hydrants
shall be protected from damage and dirt and kept drained of water,
which could cause damage during freezing weather.
B.
Materials: as specified by the Town of Bethany Beach.
C.
Fittings: as specified by the Town of Bethany Beach.
D.
Buttresses at fittings: as specified by the Town of
Bethany Beach.
E.
Construction methods.
(1)
In paved areas, where open-cut trenches are permitted,
the existing pavement and base courses shall be neatly saw cut, removed
and disposed of to allow for trench excavation. The width of the trench
shall be as called for on the plans. Sidewalk and concrete pavement
shall be removed under the Town’s specifications for removal
of existing portland cement concrete sidewalk and pavement.
(2)
Trench excavation and backfill shall conform to the
Town's specifications for excavation and backfill for pipe trenches.
(3)
Water main trench excavation shall be carried on for
a minimum distance of 40 feet in front of the last length of waterline
placed in the ground to allow for changes in the proposed grade to
avoid existing utilities. At the end of each day of work, the developer
shall backfill all trenches and bring them to finished grade with
the suitable base course and temporary traffic top course up to the
last length of line placed. The remaining trench void shall be covered
with traffic plates and the street and shoulder shall be cleared to
allow full usage by traffic.
(4)
Installation of pipe.
(a)
Pipe shall be carefully lowered into the prepared
trench. Rejected pipe or fittings will be promptly removed from the
job site. In the case of bell and spigot pipe, work shall proceed
with bells facing the direction of laying. The ends of pipe to be
joined shall be carefully cleaned and placed in accordance with the
pipe manufacturer’s recommendations and these specifications
and plans.
(b)
The spigot end or length of pipe to be placed
shall be set into the socket or coupling in place, care being taken
to avoid contact with the ground, centered and pushed into place with
a jack or other device approved by the Town Engineer.
(c)
Field fabrication of made-up pieces shall be
completed in accordance with manufacturer’s recommendations,
and full use shall be made of manufacturer’s specialties for
this purpose.
(d)
Particular care shall be taken in installing
PVC pipe during hot weather in regard to expansion of the pipe. During
all periods of work stoppage and at night, all open ends of the pipe
shall be carefully plugged.
(5)
No pipe shall be installed on frozen ground.
(6)
All waterlines and related appurtenances shall not
be covered unless authorized by the Town Manager or his or her designee.
F.
Testing.
(1)
The Town of Bethany Beach shall be notified in advance
of all tests and all tests shall be conducted as specified by the
Town of Bethany Beach.
(2)
Testing shall be conducted at the owner, developer
or contractors expense.
(3)
Leaks and defects shall be repaired or otherwise remedied
at no expense to the Town of Bethany and to the complete satisfaction
of the Town of Bethany Beach at whatever time they become apparent
prior to the expiration of the guaranty period.
(4)
The test pressure for PVC waterlines shall be 100
pounds per square inch.
(5)
Leaks and defects shall be repaired or otherwise remedied
at no expense to the Town and to the complete satisfaction of the
Town Manager at whatever time they become apparent prior to the expiration
of the guaranty period under these specifications.
G.
Sterilization of waterline: as specified by the Town
of Bethany Beach as well as meeting all requirements state and/or
federal mandated guidelines.
A.
Description. The waterline from the main distribution
line to the private property shall be the service connection.
B.
Materials: as specified by the Town of Bethany Beach.
[Amended 2-16-2007 by Ord. No. 421]
C.
Construction methods: as specified by the Town of
Bethany Beach.
[Amended 2-16-2007 by Ord. No. 421]
A.
Description. Gate valves and boxes shall include the
unclassified excavation and backfill for and the construction of gate
valves and boxes for stopping flow within pipes in accordance with
the plans and specifications or as directed by the Town Engineer.
B.
Materials: as specified by the Town of Bethany Beach.
[Amended 2-16-2007 by Ord. No. 421]
C.
Construction methods: as specified by the Town of
Bethany Beach.
[Amended 2-16-2007 by Ord. No. 421]
A.
Description. Connections to existing water mains shall
consist of connecting the proposed water mains to the existing water
mains at the locations as called for on the plans.
B.
Materials: as specified by the Town of Bethany Beach.
[Amended 2-16-2007 by Ord. No. 421]
C.
Construction methods: as specified by the Town of
Bethany Beach.
[Amended 2-16-2007 by Ord. No. 421]
A.
Descriptions. Fire hydrants shall include the unclassified
excavation and backfill for and the construction of fire hydrants
in accordance with the plans and specifications or as directed by
the Town Engineer.
B.
Materials: as specified by the Town of Bethany Beach.
[Amended 2-16-2007 by Ord. No. 421]
C.
Construction methods: as specified by the Town of
Bethany Beach.
[Amended 2-16-2007 by Ord. No. 421]
PCC concrete base course shall be used at the
locations as shown on the plans and where specified by the Town Engineer
to provide a base course for the waterline trench patch. PCC concrete
base course shall conform to the standard specifications, with the
following modifications:
A.
The concrete used for the base course shall be high
early strength concrete.
B.
The minimum age of the concrete required before exposure
to traffic and the placement of the finish surface pavement shall
be 48 hours.
C.
PCC concrete base course shall have a minimum twenty-eight-day
strength of 3,000 psi.
[Amended 2-16-2007 by Ord. No. 421]
A.
Description. Hot-mix, hot-laid bituminous concrete
pavement shall conform to specification as provided by the Town of
Bethany Beach and shall be utilized as the finish surface pavement
over the water main trenches to patch the roads as shown on the construction
drawings.
B.
Material. Hot-mix, hot-laid bituminous concrete pavement
used as surface course over trench patch shall be the type specified
by the Town of Bethany Beach and have dense gradation as in accordance
with specifications as provided by the Town of Bethany Beach.
C.
Methods of construction. All construction methods
shall be in accordance with specifications as provided by the Town
of Bethany Beach.
Bituminous surface treatment shall consist of
placing bituminous surface treatment at all such locations as called
for on the plans or directed by the Town Engineer but specifically
where the proposed waterline trench is located in bituminous surface
treated road shoulders or crosses bituminous surface treated driveways.
Bituminous surface treatment shall conform to Section 404 of the Standard
Specifications.
A.
Description. Concrete encasement shall be used to
encase either the proposed water main or existing utilities when so
ordered by the Town Engineer.
B.
Materials. All materials shall conform to specifications
as provided by the Town of Bethany Beach. All excavation shall be
unclassified. Concrete shall have a minimum twenty-eight-day strength
of 3,000 psi.
[Amended 2-16-2007 by Ord. No. 421]
C.
Methods of construction. Concrete encasement shall
be carried out in accordance with the details shown on the construction
drawings or as otherwise directed by the Town Engineer. Care shall
be exercised so as not to damage or otherwise impair the operation
of the utility which is being engaged.
A.
Description. This specification covers the placing
of stone bedding material for providing a satisfactory foundation
bearing material for the water main and shall be used only as directed
by the Town Engineer.
B.
Materials. Material for stone bedding shall be specifications
as provided by the Town of Bethany Beach.
[Amended 2-16-2007 by Ord. No. 421]
C.
Construction methods. If areas of the foundations
are soft, composed of mud or are, in the Town Engineer's judgment,
unfit to receive the pipe line, then such unacceptable material shall
be removed and replaced with stone bedding material. The Town Engineer
will be the sole judge as to the use of stone bedding for foundation
stabilization.
