DIVISION 5
0779-021022
2022 SEWER REPLACEMENT PROJECT
> SUPPLEMENTARY CONDITION
SUPPLEMENTARY CONDITIONS
These Supplementary Conditions amend or supplement the Standard General Conditions of the
Construction Contract and other provisions of the Contract Documents as indicated below. All
provisions which are not so amended or supplemented remain in full force and effect.
A. ENGINEER’S CONSULTANT
Hayner/Swanson, Inc., 3 Congress Street, Nashua, NH 03062 is an Engineer’s Consultant
as defined in Article 1 of the General Conditions.
In this capacity, Hayner/Swanson, Inc. has prepared the plans, specifications and bid
forms on behalf of the Engineer.
Hayner/Swanson, Inc. may perform additional professional services on behalf of the
Engineer during the administration of this contract as directed by the Engineer.
B. OTHER WORK IN CONTRACT AREA
Other City and utility work may be in progress within the project area during work in this
contract.
The Contractor shall coordinate and cooperate with the 2022 Nashua Street Paving
Program, and prioritize work on street to be paved.
It is anticipated that the gas and water companies will be replacing sections of their
existing lines either before or upon completion of the sewer replacement project. The
Contractor shall cooperate fully with that work.
The Contractor shall strive to provide coordination with other work within the project
area to minimize disruption.
The Contractor shall notify the Engineer with as much advance notice as reasonably
possible of any concerns with other work in the project area.
C. WORK HOURS
Reference is made to Section 6.02 Labor; Working Hours of the General Conditions.
Except as stated below, normal working hours shall be from 7:00 AM to 5:00 PM
Monday through Friday. No weekend, holiday or night work will be allowed without
advance written approval of the City Engineer.
The following streets, in addition to the streets listed in General Conditions Section
6.02C, may not be opened or worked in between the hours of 7:00 AM and 9:00 AM and
3:00 PM and 6:00 PM, Monday through Friday of each week:
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a. Daniel Webster Highway
Night work may also be required on the above listed streets, depending on activity,
equipment and time of year.
Requests for work beyond those hours normally allowed on weekdays shall be made by
the Contractor at least 72 hours in advance.
Requests for work on Saturdays, Sundays and holidays shall be made at least one week in
advance.
Contractor should not assume requests for hours beyond the hours and days normally
allowed will be approved. Requests will be considered on a case by case basis.
Note: The City reserves the right to stop work should traffic controls prove to be
inadequate. Should a problem arise as a result of the approved traffic control plan,
additional traffic control measures may be required at the contractor ’s expense.
Contractor should not assume requests for hours beyond the hours and days normally
allowed will be approved. Requests will be considered on a case by case basis.
D. INTERIM SCHEDULE MILESTONES
In order to facilitate the 2022 Nashua Street Paving Program substantial completion of
work on the following streets shall be completed as required below:
" Fairview Avenue..... to be completed between June 27 to July 30, 2022.
* The Contractor shall prioritize point repair locations that interfere with the
2022 Nashua Street Paving Program
In order to accomodate the Rivier University class schedules, all work on Clement Street
to Daniel Webster Highway shall be completed between July 1 and August 15, 2022.
E. USE OF GROUNDS
Any area outside the limits of the project area (right-of-way within project limits) which
the Contractor may require for storage of equipment and materials, or for other purposes
necessary in the performance of the Work, shall be secured by the Contractor at their own
expense. Materials, including excavation intended for backfill, shall not be stored or
stacked within any roadway clear zones, or in a manner that obstructs adequate sight lines
unless specifically permitted in writing by the Engineer. The Contractor is responsible
for providing security as required and erosion controls at no cost to the City.
F. TRAFFIC CONTROL PLAN
Reference is made to Section 01110 Control of Work and Materials, Subsection 5
Maintenance of Traffic in the Construction Specifications.
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Reference is also made to Section 17.07 Road Closures and Traffic Delays of the General
Conditions.
The following are considered part of the Traffic Control Plan:
1. Section 618 and 619 of the Standard Specifications.
; Work Zone Traffic Control Standard Sheets*
3. Manual on Uniform Traffic Control Devices, (MUTCD), 2009 Edition, including
all current updates and official interpretations.
4. Positive Protection Guidance for Work Zones (PPGWZ)*
5. Flagger and Uniformed Officer Use in Work Zones Policy and Guidelines*
* Available online under Doing Business with DOT> Contractors at www.nhdot.com or
through the NHDOT Contracts office (603-271-3732).
The Contractor shall provide necessary traffic control devices to ensure the safety of the
workers, traveling public, and property owners on this project. The above referenced
specifications, guidelines, and provisions herein provide minimum requirements; the
Contractor may be directed to expand upon the Traffic Control Plan if conditions warrant.
All signs, channelizing devices and arrow boards as required by the Manual on Uniform
Traffic Control Devices, including part six, as amended, and the above Standard Sheets
shall be in place prior to moving any equipment onto the pavement.
The Contractor shall provide trained personnel, including Uniformed Officers and
Flaggers in accordance with Section 618, to be responsible for the maintenance of traffic.
All materials furnished and used for maintenance of traffic, shall be required to be
certified for reflectivity. Damaged devices shall be replaced as directed by the Engineer
without additional compensation. Regardless of action that may be taken or not taken by
the Engineer, the Contractor shall be solely responsible for the appropriateness,
reflectivity and condition of all materials provided as well as placement and maintenance
of traffic control elements.
G. CHANGES TO THE CONTRACT WORK
At the Owner’s discretion, the Owner may choose to remove portions of the work from
this Contract. The Contractor shall be paid only for work actually performed.
The Owner also reserves the right to add additional work of similar type at other
locations within the City. This may be in place of portions of work removed from the
Contract or may be in addition to the scope of the Contract. Should the value of total
work exceed the contract amount with consideration of additional work to be performed,
the Owner will present a contract amendment proposal to the Contractor.
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H. USE OF “TOKEN” QUANTITES FOR CONTRACT ITEMS
As noted in the Quantity Summary included in the Contract drawings, quantities
estimated for several Payment Items in the Contract are “token” quantities.
The purpose of these items and the corresponding token quantities is to facilitate
incorporation of possible additional work to this contract as described in Section G.
CHANGES TO THE CONTRACT WORK in these SUPPLEMENTARY
CONDITIONS.
At the time of advertisement for bids, it 1s anticipated that forty (40) sewer and/or
drainage point repairs will be required to address issues that arise from review of the
pipeline CCTV video assessment currently underway. This anticipated work is included
in the “token” quantities and Pay Items as presented in the Contract Drawings (Sheet 2 of
17- Quantity Sheet).
The amount bid for each of these items will be carefully reviewed for consistency with
other bid prices, and if an indication is found that an overall bid proposal may be
unbalanced, the City may reject the particular bid proposal as unbalanced.
The determination of whether a bid proposal is unbalanced shall be made entirely at the
City’s discretion.
I. PARKING REQUIREMENTS
The Contractor is responsible for obtaining the City official “No On-Street Parking” signs
when needed. These signs are available at the City Engineering Office. At the
completion of work, the signs shall be removed and returned to the City in good
condition.
J. COOPERATION WITH REFUSE PICKUP
Reference is made to General Conditions Section 17.09, Cooperation with Refuse Pickup.
Kk. HAZARDOUS ENVIRONMENTAL CONDITION
Reference is made to General Conditions Section 4.06, Hazardous Environmental
Condition at Site.
It is not anticipated that hazardous materials will be encountered during excavation for
the contract work.
However, the Contractor should be aware that as yet undiscovered areas with asbestos
containing material or other hazardous contaminants may be encountered.
An allowance (ITEM 10) has been incorporated into the contract to be used if, and only
if, hazardous material is encountered.
Should suspected hazardous material be encountered, the Contractor shall stop work and
immediately notify the Engineer.
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ARI PHOENIX, INC.
4119 Binion Way
Lebanon, OH 45036 USA Hoon
www.ari-hetra.com
— info@ari-hetra.com Sou rcewell QUOTE
lifting systems Toll Free: 800-562-3250 Mar 28, 2022 06:36 AM
Phone: 513-229-3750 Valid For: 30 Days
wheel service Fax: 703-359-6405 Quote Number: ARI21727
John Stewart
Fleet Manager
City of Nashua, New Hampshire
9 Stadium Court
Nashua, NH 3062
Phone: 603-689-4714
Fax:
Email: stewartj]@nashuanh.gov
Dear John Stewart:
Thank you for the opportunity to quote you prices on our ARI-HETRA equipment. Our products are designed specifically for
Heavy Duty applications using technologies that provide ruggedness, quality and long term benefits to your operation. The
pricing shown below is pursuant to our Sourcewell Contract Number 013020-ARP.
Qty Product Details Price Total Discount Total
1 BPW-10-6-AJ $ 73,466.20 $ 73,466.20 $ 11,019.93 $ 62,446.27
Wireless, Battery Mobile Column Lift System, 6
Columns, 13 in. Forks, min 10.9" rim, Adjustable
520mm to 900mm Width Carriage. 18000 Ibs. per
Column, 108000 Ibs. Total System.
1 FRLT-M-AJ $ 4,494.00 $ 4,494.00 $ 674.10 $ 3,819.90
Light Truck Adapter, pair. Fits LP, CB and BPW MCLs
with "AJ" Adjustable Carriage with 13" or 15" Forks
and fits 32"/820mm "M" Carriage with 16" Forks. 9.5"
min. clearance. Capacity 18000 Ibs per pair. Cart and
extra risers sold separately.
1 FRLT-MCART-AJ $ 2,083.29 $ 2,083.29 $ 312.49 $ 1,770.80
Cart for FRLT-M-AJ only
1 FREIGHT $ 6,496.00 $ 6,496.00 $ 0.00 $ 6,496.00
Due to volatility in shipping markets, this freight
quote is valid for 5 days only.
Sub Total $ 74,532.97
Grand Total $ 74,532.97
Terms: 1% 10; Net 30
Taxes: State and local sale tax is collected, where applicable. Tax exempt
Issuance of Purchase Orders & Payments To: ARI-PHOENIX
certificates should be sent to forms@ari-hetra.com
Shipping & Handling: FOB Destination - Freight Collect
Lease/Purchase Available
Doug Thiers
City of Nashua, New Hampshire ARI-PHOENIX
To view our entire product catalog please visit www.ari-hetra.com/catalog
Please send your purchase order referencing this quote number to:Orders@ari-hetra.com
Be sure that your PO includes our correct name and address shown at the top of this quote
Our Tax ID is 47-4503033 and we will provide a W-9 upon request. A credit card convenience
fee will be charged on equipment orders over $2000, if you wish to pay by that method.
Appropriate steps will be taken to cover and protect stockpiles and the work in
accordance with NHDES policies and local, state and Federal requirements.
The Contractor shall cooperate fully with the Engineer as investigations, testing and
referrals are performed.
The allowance shall be used to compensate the Contractor for costs and expenses
incurred as directed by and agreed to be the Engineer.
Negotiations and compensation for work associated with addressing unanticipated
hazardous materials encountered during excavation shall be consistent with provisions in
the Contract for Changes in the Work.
L. RESTORATION OF EXISTING PROPERTY
Reference is made to Section 01110 Control of Work and Materials Paragraph 7.F of the
Construction Specifications.
Failure to promptly restore existing property and structures including, but not limited to
driveways and lawns, may result in the Engineer’s determination that associated work is
not complete and therefore not eligible for progress payment. Such associated work may
include, but not be limited to paving, pipe installation, catch basins, manholes and
curbing.
M. ELECTRIC SERVICES
Contractor shall make all necessary applications and arrangements and pay for all fees and
charges for electrical energy for power and light necessary for the proper completion of
this contract during its entire progress. The Contractor shall provide and pay for all
temporary wiring, switches, connections, and meters.
. There shall be sufficient electric lighting so that all work may be done in a safe
and workmanlike manner where there is not sufficient daylight.
N. WATER FOR CONTRACT WORK
The Contractor shall supply all water needed to complete contract work at no separate
cost to the Owner.
O. DIMENSIONS OF PHYSICAL FEATURES
Where the dimensions and locations of physical features and structures are of critical
importance in the installation or connections of the work, the Contractor shall verify such
dimensions and locations in the field before fabrication of any material or equipment
which is dependent on the correctness of such information.
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P. SUPERINTENDENCE OF THE WORK
Reference is made to General Conditions Section 6.01, Supervision and Superintendence.
Contractor shall provide appropriate onsite superintendence of all aspects of the work
whether performed by the Contractor or by subcontractors.
Qualified Superintendent(s) shall be assigned for all crews. Contact information will be
provided for all Superintendents.
Q. MAINTENANCE DURING WEATHER EVENTS
The Contractor’s obligation to protect the public traveling through the project site shall
include maintaining safe passage during rain and other weather events.
The Contractor shall plan in advance of forecasted inclement weather events and shall
assign crews to perform maintenance of unpaved areas open to traffic during and after
inclement weather events. Contractor is responsible to coordinate with the Engineer and
other City officials as appropriate.
R. CONTRACTOR’S REPRESENTATIVE
The Contractor shall designate a representative who will be available to respond to
emergency calls by the Owner at any time day and night and on weekends and holidays
should such a situation arise.
Should the City determine action by the City is needed, or if costs are incurred because the
Contractor’s Representative is not available, the City will backcharge the Contractor for
associated expenses.
S. SCHEDULING AND COORDINATION
Reference is made to General Conditions Section 2.05, Before Starting Construction and
General Conditions Section 6.04, Progress Schedule.
Prior to the start of construction, the Contractor shall submit a comprehensive schedule to
the Engineer for review and acceptance.
The schedule will identify the number of crews and completion dates for all critical
elements of work.
Detailed updates of the schedule shall be submitted to the Engineer for review and
acceptance on at least a monthly interval.
The Engineer may withhold progress payments if acceptable monthly schedule updates
are not submitted.
The Contractor shall not increase the number of crews assigned to the work as identified
in the schedule without providing one week advanced notice to the Engineer.
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T. PROTECTION OF LANDSCAPING
Contractor shall take appropriate measures to protect trees, shrubs and other landscaping.
Branches, limbs and roots shall not be cut except with permission of the Engineer.
Where cutting is necessary, work shall be performed by qualified workers.
Uz REMOVAL OF DEBRIS AND SURPLUS MATERIAL
Neither debris nor surplus material shall be deposited on private property.
Debris and surplus material shall be removed from the project area as promptly as
practical.
If the Contractor should fail to promptly remove debris or surplus material from the
project area, or if Contractor deposits same on private property, progress payment(s) may
be withheld.
V. PROTECTION OF MANHOLES AND PIPELINES
Appropriate measures will be taken to protect manholes and other structures as well as
pipelines from debris and other materials entering the system through open covers or
grates.
Should material enter the system or be deposited during or because of the Contractor’s
activities, this material shall be removed at the Contractor’s expense.
The Contractor may be required to clean structures and pipelines downstream of the
location where material entered the system.
The Contractor may be required to provide television inspection services to verify that
material has been removed.
WwW. DISPOSAL OF EXCESS MATERIAL
Excess excavated materials shall be disposed of at the Nashua Landfill. The tipping fee
for clean excess material shall be waived. Contractor shall make arrangements with the
Owner prior to hauling material to the landfill.
Material removed from sewer pipelines and manholes can be delivered and disposed of at
the Nashua Landfill provided the material has been decanted. There will be no fee for
this disposal.
X. WORK PLAN
The Contractor shall submit a Work Plan to the Engineer for acceptance prior to the start
of work on any street. In order to be considered acceptable the Work Plan must at a
minimum address the following:
>» Schedule for the work.
> Proposed method for communication with affected residents and businesses.
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VV WV
Proposed traffic control plan.
Proposed methods for handling sewage flows from upsteam drainage areas.
Proposed methods for handling flow from sewer service connections during
construction of the sewer main.
>» Provisions the Contractor shall take in order to be able to immediately address
unforeseen backups that may occur in services during work on the project.
> The Contractor’s Work Plan shall comply with the following:
The Contractor shall provide access to local residents and businesses at all
times.
The main line sewer shall be reconnected and in service after work hours. By-
pass pumping over night and on weekends and holidays shall not be allowed.
The Contractor shall advise residents and businesses in advance and in writing
of any impact to utility services.
Methods proposed for maintaining flow in sewer mains and service
connections shall be described in detail, and shall have been proven by
successful use in similar past projects.
The trench shall be plated after work hours, and the work area shall be open to
traffic.
Temporary trench patch shall be placed on Friday of every work week prior to
weekend traffic usage.
Y. AVOIDING PIPE AND CATCH BASIN CONFLICTS WITH EXISTING UTILITIES
The Contractor shall excavate the trench for catch basins and associated pipe laterals in
advance of laying pipe in order to determine whether any utility interferes with the
proposed alignment of pipelines and/or location of catch basins. Any adjustments
required to avoid utility conflicts shall be approved by the Engineer prior to installation.
The Contractor shall have on hand several different 4’ diameter barrel sections for
possible adjustment to catch basin depth.
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