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ITEM 609.811 — BITUMINOUS CURBING

A. SCOPE

This work shall consist of constructing bituminous curbs as shown on the plans or as ordered by
the Engineer. Work includes all furnishing, placing, and cleanup work associated with the
installation of the curbing.

B. MATERIALS AND CONSTRUCTION

The Contractor shall furnish all materials, labor, equipment, and transportation necessary for
constructing bituminous curb as shown on the plans, or as directed by the Engineer. Construction
shall be in accordance with relevant provisions of Section 609 of the NHDOT Standard
Specifications for Road and Bridge Construction, latest edition. Bituminous curb shall be Type
‘B’ (4” Reveal) per NHDOT Standard Details (Plate 1, Standard CR-2). Surface preparation
shall be subsidiary.

C. MEASUREMENT AND PAYMENT

Bituminous Curbing will be measured by the linear foot to the nearest 0.1 foot, from end to end
along the lower edge of the exposed face of the curbing. Payment for constructing bituminous
curb shall be at the contract unit price per linear foot, complete in place, and shall include full
compensation for material, labor, equipment and all else needed to complete the work under this
item.

Contractor shall record the location and linear feet of bituminous curb installed for each street.
Payment is contingent upon submittal of quantities in a per street format.

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ITEM 615.03 — TRAFFIC SIGN TYPE C

A.

SCOPE

This work shall consist of furnishing and erecting regulatory and warning traffic signs
and sign supports as shown on the plans or as ordered by the Engineer.

MATERIALS AND CONSTRUCTION

The Contractor shall furnish all materials, labor and equipment necessary for installing
traffic signs, including new posts, foundations, bases and all necessary mounting
hardware in accordance with relevant provisions of Section 615 of the NHDOT Standard
Specifications, latest edition.

MEASUREMENT AND PAYMENT

Traffic Sign Type C will be measured by the square foot. Payment for Traffic Sign Type
C will be at the contract unit price per each square foot, complete in place, and shall
include full compensation for removal of existing signs and posts where being replaced
by new signs, and for material, equipment and labor to complete this portion of the Bid
Schedule.

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ITEM 615.033 - REMOVING TRAFFIC SIGN, TYPE C

A.

SCOPE

This work shall consist of removing existing regulatory, warning, and directional traffic
signs and sign supports as shown on the plans or as ordered by the Engineer.

MATERIALS AND CONSTRUCTION

The Contractor shall furnish all materials, labor and equipment necessary for removing
traffic signs, including posts, foundations, bases and all necessary mounting hardware in
accordance with relevant provisions of Section 615 of the NHDOT Standard
Specifications, latest edition.

MEASUREMENT AND PAYMENT

Removing Traffic Sign Type C will be measured by each sign and post removed.
Payment for Traffic Sign Type C will be at the contract unit price per each, complete
removal, and shall include full compensation for material, equipment and labor to
complete this portion of the Bid Schedule. No payment will be made for removal of
signs replaced under other items.

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ITEM 615.06 — TRAFFIC SIGN TYPE CC

A.

SCOPE

This work shall consist of furnishing and erecting regulatory and warning traffic signs
shown on the plans or as ordered by the Engineer.

MATERIALS AND CONSTRUCTION

The Contractor shall furnish all materials, labor and equipment necessary for installing
traffic signs, and all necessary mounting hardware in accordance with relevant provisions
of Section 615 of the NHDOT Standard Specifications, latest edition.

MEASUREMENT AND PAYMENT

Traffic Sign Type CC will be measured by the square foot. Payment for Traffic Sign
Type CC will be at the contract unit price per each square foot, complete in place, and
shall include full compensation for removal of existing signs and posts where being
replaced by new signs, and for material, equipment and labor to complete this portion of
the Bid Schedule.

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ITEM 616.7 - LOCAL TRAFFIC LOOPS 6’ X 50’ (2-4-2 TURN)

A. SCOPE

This work consists of furnishing all labor, materials and equipment necessary to install the
quadruple loop detectors as directed by the Engineer.

B. MATERIALS AND CONSTRUCTION

This item shall include all labor, materials and equipment necessary to install new quadruple
loop detectors 2-4-2 turn, in conjunction with the paving program. Loops shall be installed in the
pavement surface prior to final overlay or top course.

a. Installation shall be in accordance with the latest approved NHDOT Standard Details
and Specifications.

b. The City of Nashua will connect the new loop in the control panel if needed

c. Contractor will make connection in pull box. Contractor will solder, wire nut and
silicone seal connections for new loop at pull box. “Hockey puck” will not be used.

C. MEASUREMENT AND PAYMENT
Payment for this item shall be at the contract unit price specified for each. This payment shall
include all materials, labor, equipment, and all else needed to complete the work under this item

and make loops functional.

Contractor shall record the location of each loop. Quantities of loops shall be recorded per street.
Payment is contingent upon submittal of quantities in a per street format.

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and a schedule showing actual expenditures billed for the period, cumulative total expenditures
billed and paid to date under the contract, and a comparison of cumulative total expenditures
billed and paid to the approved budget.

The City of Nashua will pay for work satisfactorily completed by Professional Engineer. The City of Nashua
will pay Professional Engineer within 30 days of approval by the City of Nashua of the submitted invoice
forms and progress reports. The City of Nashua will make no payments until the invoice forms and
progress reports have been submitted and approved.

5. Effective Date of Contract. This contract shall not become effective until executed by the City of
Nashua.

6. Notices. All notices, requests, or approvals required or permitted to be given under this contract shall
be in writing, shall be sent by hand delivery, overnight carrier, or by United States mail, postage prepaid,
and registered or certified, and shall be addressed to:

City of Nashua Representative: Professional Engineer Representative:
Mark Saunders, P.E., Senior Staff Engineer William Scarpati, Senior Project Manager
Division of Public Works Stantec Consulting Services, Inc.
Engineering Department 5 Burlington Woods Drive, Suite 210

9 Riverside Street Burlington, MA 01803-4511

Nashua, NH 03062

Email: SaundersM@NashuaNH.gov Email: William.Scarpati@Stantec.com

Any notice required or permitted under this contract, if sent by United States mail, shall be deemed to be
given to and received by the addressee thereof on the third business day after being deposited in the mail.
The City of Nashua or Professional Engineer may change the address or representative by giving written
notice to the other party.

In Witness Whereof, the parties hereto have caused this contract to be signed and intend to be
legally bound thereby.

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ITEM 618.6 - UNIFORMED OFFICERS
A. SCOPE

This work shall consist of furnishing uniformed officers, with or without vehicles, as required to
direct traffic through or around the Work as ordered by the Engineer.

B. MATERIALS AND CONSTRUCTION

The Contractor shall supply qualified uniformed officers as per the latest approved NHDOT
Standard Specifications for Road Construction. Uniformed officers shall only be used when the
Engineer has previously approved it. Daily coverage needs to be approved by the Engineer.

C. MEASUREMENT AND PAYMENT
Uniformed Officers will be measured by the actual number of hours authorized, as determined
by the Engineer. This item has a budgeted allowance as shown on the Bid Form. Payments to

Contractor will be made based on approved hours and resulting dollar amounts on Police
Department invoices and only after contractor’s proof of payment to Police Department.

Contractor shall record the number of hours for each officer used. Hours shall be recorded on a
per street basis. Payment is contingent upon submittal of quantities in a per street format.

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ITEM 618.7 - FLAGGERS
A. SCOPE

This work shall consist of furnishing qualified flaggers, as required to direct traffic through or
around the Work as ordered by the Engineer.

B. MATERIALS AND CONSTRUCTION

The Contractor shall supply qualified flaggers as per the latest approved NHDOT Standard
Specifications for Road and Bridge Construction. Daily coverage needs to be approved by the
Engineer.

C. MEASUREMENT AND PAYMENT

Flaggers will be measured by the actual number of hours authorized, as determined by the
Engineer. Payment shall be made at the contract price per hour.

Contractor shall record the number of hours for each flagger used. Hours shall be recorded on a
per street basis. Payment is contingent upon submittal of quantities in a per street format

substantiated with invoices from flagging subcontractor.

Payment will not be made for flaggers who are not equipped with appropriate equipment or who
do not follow standard practice in performing their duties.

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ITEM 619.1 - MAINTENANCE OF TRAFFIC
A. SCOPE

This work shall consist of providing and maintaining safe and passable traffic accommodations
for public traffic and furnishing, erecting and maintaining necessary traffic signs, barricades,
lights, signals, delineators, concrete barriers, signs, and other traffic control warning devices
through the work zone. The contractor is responsible for preparing a work area that is free of
parked vehicles or other obstructing objects. This includes, but is not limited to, erecting “no-
parking” signs provided by the City of Nashua 3 days prior to paving and returning same signs as
directed by the Engineer.

B. MATERIALS AND CONSTRUCTION

The Contractor shall furnish all labor, materials, equipment and transportation necessary for the
required maintenance of traffic needs based on the Contractors daily operations in accordance
with the latest approved NHDOT Standard Specifications for Road and Bridge Construction, and
the latest approved MUTCD. At a minimum, the Contractor’s crew shall, at all times, carry Two
(2) of the following signs to be erected as the need may arise:

e ROAD WORK AHEAD (MUTCD W20-1)
e ONE LANE ROAD AHEAD (MUTCD W20-4)
e DIRECTIONAL ARROW SIGN (MUTCD W1-6)
e FLAGGER SIGN (MUTCD W20-7)
Contractor shall provide a minimum of 2 variable message signs for use on major roads.

Contractor shall be responsible for getting approved street opening permits, submitting traffic
control plans for all streets, obtaining lane closure or detour approval permits, and obtaining
emergency work permits.

The Contractor must notify, by email, the Engineer, and the City Solid Waste Department
Contact of specific types and locations of work. Notifications shall be provided the day before
work commences, during regular business hours (8am-5pm).

Engineer:
Mark Saunders

SaundersM@NashuaNH. gov

Solid Waste Department Contact:
Kevin Naro
NaroK@NashuaNH. gov

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C. MEASUREMENT AND PAYMENT

Maintenance of Traffic will be measured as a unit. Payment for maintenance of traffic shall be at
the contract lump sum, which lump sum includes full compensation for material, equipment and
labor to complete this portion of the Bid Schedule. The lump sum can only be amended by
written, approved change order. Progress payments towards the lump sum will be made
periodically based on the percent of the contract and the balance will be paid at final payment
upon completion of all project requirements. Should the contract be terminated prior to
completion, or the contract work not completed, total payment for this item shall be proportional
to the percentage of the contract completed.

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