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SECTION 01110

CONTROL OF WORK AND MATERIALS

1. General

2. Hauling, Handling and Storage of Materials

3. Open Excavations

4. Maintenance of Traffic

5. Care and Protection of Property

6. Protection and Relocation of Existing Structures and Utilities
7. Maintenance of Flow

8. Rejected Materials and Defective Work

9. Sanitary Regulations

10. Site Investigation

11. Existing Utility Locations — Contractor’s Responsibility
12. Cutting, Fitting and Patching

1. General

Scope: The requirements under this section are applicable to all work completed under
this Contract.

2. Hauling, Handling and Storage of Materials

A. The Contractor shall, at his own expense, handle and haul all materials furnished by
him and shall remove any of his surplus materials at the completion of the work.

B. The Contractor shall provide suitable and adequate storage for equipment and
materials furnished by him that are liable to injury and shall be responsible for any
loss of or damage to any equipment or materials by theft, breakage, or otherwise.

C. All excavated materials and equipment to be incorporated in the Work shall be placed
sO as not to injure any part of the Work or existing facilities and so that free access
can be had at all times to all parts of the Work and to all public utility installations in
the vicinity of the work. Materials and equipment shall be kept neatly piled and
compactly stored in such location as will cause a minimum of inconvenience to
public travel and adjoining owners, tenants and occupants.

D. The Contractor shall be responsible for all damages to the work under construction
during its progress and until final completion and acceptance even if progress
payments have been made under the Contract.

3. Open Excavations

A. If/where applicable, all open excavations shall be adequately safeguarded by
providing temporary barricades, caution signs, lights and other means to prevent
accidents to persons, and damage to property. The Contractor shall, at his own

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expense, provide suitable and safe means for completely covering all open
excavations and for accommodating travel when work is not in progress.

B. Bridges provided for access to private property during construction shall be removed
when no longer required.

C. If/where applicable, the length of open trench will be controlled by the particular
surrounding conditions but shall always be confined to the limits prescribed by the
Engineer.

D. All street excavations shall be completely closed at the end of each work day.
Backfilling or use of steel plates of adequate strength to carry traffic shall be used.

E. If/where applicable, Trenched areas shall be paved with temporary bituminous
pavement, as detailed on the plans or as directed by the Engineer, as soon as
practicable after installation of individual pipeline segment but at least on a weekly
basis. No trench shall be left without pavement for longer than seven (7) days. The
Contractor is responsible for maintaining the trench, at no additional cost to the
Owner for the Contract duration.

4. Maintenance of Traffic

A. Unless permission to close the street is received in writing from the proper authority,
all excavated materials and equipment shall be placed so that vehicular and
pedestrian traffic may be maintained at all times. Traffic control plans must be
submitted to the City of Nashua’s Traffic Department (with a copy to the Engineer)
for review and approval.

B. Should the Engineer deem it necessary, uniformed officers will be assigned to direct
traffic. Daily coverage must be approved by the Engineer. The Contractor shall
make all arrangements in obtaining uniformed officers required.

C. The Contractor shall at his/her own expense, as directed by the Police Traffic
Control/Safety Officer or the Engineer, provide and erect acceptable barricades,
barrier fences, traffic signs, and all other traffic devices not specifically covered in a
bid item, to protect the work from traffic, pedestrians, and animals. He/she shall
provide sufficient temporary lighting such as lanterns/flashers (electric battery
operated) or other approved illuminated traffic signs and devices to afford adequate
protection to the traveling public, at no additional cost to the Owner.

D. The Contractor shall furnish all construction signs that are deemed necessary by and
in accordance with Part VI of the Manual on Uniform Traffic Control Devices as
published by the U.S. Department of Transportation, latest edition. In addition, the
Contractor may be required to furnish up to 128 square feet of additional special
construction warning signs.

E. The intent of policing is to ensure public safety by direction of traffic. Police officers
are not to serve as watchmen to protect the Contractor's equipment and materials.

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Attachment A

Fee Summary Sheet

F. Nothing contained herein shall be construed as relieving the Contractor of any of his
responsibilities for protection of persons and property under the terms of the
Contract.

G. Should it be determined by the Engineer that uniformed officers are not required;
flaggers will be provided to maintain traffic flow.

5. Care and Protection of Property

The Contractor shall be responsible for the preservation of all public and private property,

and shall use every precaution necessary to prevent damage thereto. If any direct or

indirect damage is done to public or private property by or on account of any act,
omission, neglect, or misconduct in the execution of the work on the part of the

Contractor, such property shall be promptly restored by the Contractor, at his/her expense,

to a condition similar or equal to that existing before the damage was done, to the

satisfaction of the Engineer.
6. Protection and Relocation of Existing Structures and Utilities

A. All existing buildings, utilities, pipes, poles, wires fences, curbing, property line
markers and other structures must be preserved in place without being temporarily
or permanently relocated, shall be carefully supported and protected from damage
by the contractor. Should such property be damaged, it shall be restored by the
Contractor, at no additional cost to the Owner.

B. The Contractor shall determine the location of all underground structures and utilities
(including existing water services, gas lines, drain lines, electrical lines, and sewers).
Services to buildings shall be maintained, and all costs or charges resulting from
damage thereto shall be paid by Contractor.

C. On paved surfaces the Contractor shall not use or operate tractors, bulldozers, or other
power-operated equipment with treads or wheels which are shaped so as to cut or
otherwise damage such surfaces.

D. All property damaged by the Contractor's operations shall be restored to the
satisfaction of the Engineer to a condition at least equal to that in which it was found
immediately before work was begun. Suitable materials and methods shall be used
for such restoration.

E. Restoration of existing property and structures shall be carried out as promptly as
practicable and shall not be left until the end of the construction period.

7. Maintenance of Flow

A. The Contractor shall at his own cost, provide for the flow of sewers and drains
interrupted during the progress of the work, and shall immediately remove and
dispose of all offensive matter. The entire procedure of maintaining existing flow
shall be fully discussed with the Engineer well in advance of the interruption of any
flow.

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B. All existing drainage facilities including, but not limited to: brooks, streams, canals,
channels, ditches, culverts, catch basins and drainage piping shall be adequately
safeguarded so as not to impede drainage or to cause siltation of downstream areas in
any manner whatsoever. If the Contractor damages or impairs any of the aforesaid
drainage facilities, he shall repair the same within the same day.

C. At the conclusion of the work, the Contractor shall remove all silt in drainage
structures caused by his operations.

8. Rejected Materials and Defective Work

A. Materials furnished by the Contractor and condemned by the Engineer as unsuitable
or not in conformity with the specifications shall forthwith be removed from the
work by the Contractor, and shall not be made use of elsewhere in the work.

B. Any errors, defects or omissions in the execution of the work or in the materials
furnished by the Contractor, even though they may have been passed or overlooked
or have appeared after the completion of the work, discovered at any time before the
final payment is made hereunder, shall be forthwith rectified and made good by and
at the expense of the Contractor and in a manner satisfactory to the Engineer.

C. The Contractor shall reimburse the Owner for any expense, losses or damages
incurred in consequence of any defect, error, omission or act of the Contractor or his
employees, as determined by the Engineer, occurring previous to the final payment.

9. Sanitary Regulations

Sanitary conveniences for the use of all persons employed on the work, properly screened
from public observation, shall be provided in sufficient numbers in such manner and at
such locations as may be approved. The contents shall be removed and disposed of in a
satisfactory manner, as the occasion requires. The Contractor shall rigorously prohibit the
committing of nuisances within, on or about the work. Any employees found violating
these provisions shall be discharged and not again employed on the work without the
written consent of the Engineer. The sanitary conveniences specified above shall be the
obligation and responsibility of the Contractor. They shall not be located on private
property unless written authorization from the property owner has been provided to the
Engineer.

10. Site Investigation

The Contractor shall be responsible for verifying and determining the location, size,
direction of flow (if applicable) and elevation of all existing utilities, shown or not shown
on the plans. Every effort has been made to accurately depict the existing sewer system,
including sewer services. However, due to the age of the system, there are no records for
some sewer services as indicated on the plan set. These situations, including other
unknown pipes encountered during excavation, may require additional investigations. The
City may avail staff and equipment to aid in the investigation. Considerations for delay
costs shall only be given in extreme circumstances.

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Il.

12.

Existing Utility Locations - Contractor's Responsibility

A. The location of existing underground services and utilities shown on the drawings is

based on available records. It is not warranted that all existing utilities and services are
shown, nor that shown locations are correct. The Contractor shall be responsible for
having the utility companies locate their respective utilities on the ground prior to
excavating.

To satisfy the requirements of New Hampshire law, RSA 374, the Contractor shall, at
least 72 hours, exclusive of Saturdays Sundays and holidays, prior to excavation in the
proximity of telephone, gas, cable television and electric utilities, notify the utilities
concerned by calling "DIG SAFE" at telephone number: 1-888-344-7233.

The Contractor shall coordinate all work involving utilities and shall satisfy himself as to
the existing conditions of the areas in which he is to perform his work. He shall conduct
and arrange his work so as not to impede or interfere with the work of other contractors
working in the same or adjacent areas.

Cutting, Fitting and Patching

The Contractor shall do all cutting, fitting, or patching of his work that may be required
to make its several parts come together properly and fit it to receive or be received by
work of other Contractors, as shown upon or reasonably implied by the drawings and the
specifications for the completed structure, including all existing work.

The Contractor shall not endanger any work by cutting, digging, or otherwise and shall
not cut or alter the work of any other Contractor, save with the consent of the Engineer.

All holes or openings required to be made in new or existing work, particularly at pipe,
conduit, or other penetrations not covered by escutcheons or plates shall be neatly
patched. All such holes shall be made completely watertight as approved by the
Engineer.

Size and locations of holes required in steel, concrete, or other structural or finish
materials for piping, wiring, ducts, etc., which have not been located and detailed on the
drawings shall be approved by the Engineer prior to layout and cutting thereof. All holes
shall be suitably reinforced as required by the Engineer.

Workmanship and materials of patching and repair work shall match the adjacent similar
work and shall conform to the applicable sections of the specification. Patches and joints
with existing work shall provide, as applicable in each case, visual, structural, and
waterproofing continuity.

END OF SECTION

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SECTION 01150

MEASUREMENT AND PAYMENT

PART 1 ~ GENERAL

1.1

A.

J.

SUMMARY

Under the price specified to be paid for each item, the Contractor shall furnish all
labor, materials, equipment, plant, and perform all operations to complete all work as
indicated and specified. All supervision, overhead items, bond and permit costs,
protection and precautions and all other costs, incidental to the construction work,
complete, and as specified, are also included.

A complete, finished, working job, as intended by the general nature of these
Specifications, shall be produced whether or not any particular wording or direction is
omitted or inadvertently not clearly stated.

Measurement for payment shall be by the Engineer, except where noted elsewhere in
this Specification. Measurement for payment for lump sum items shall be on the
basis of percentage of work complete and in place.

Each unit or lump sum price stated in the Bid shall constitute full compensation as
herein specified for each item of work completed in accordance with the Drawings
and Specifications.

The prices for those items which involve excavation shall include compensation for
transportation and disposal of surplus excavated material at the City landfill and
handling water.

The prices for all pipe items shall constitute full compensation for furnishing, laying,
jointing, and excavation and backfill; and clean up.

In all items involving excavation, the price shall be based on doing the entire
excavation in earth. Where rock is excavated, the price thereof shall be in addition to
the cost of excavating earth, and no deduction will be made in the amount for earth
excavation.

Unit prices submitted for various items of work will be utilized for determining prices
of any additional work necessary during construction.

Owner reserves the right to delete any item or modify estimated quantities without
penalty. Contractor shall make no claim as to lost profits or added costs due to
quantity adjustments or deletions.

Unit prices listed shall be the basis of cost adjustment for additional items of work

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required by a change order.

K. All prices shall include transportation and disposal of excess materials at the City
landfill as applicable.

L. Unit and lump sum prices shall reflect salvage value of all pipe materials and
appurtenances removed as part of the work.

M. All prices shall include costs related to filing and obtaining applicable permits from
local and state agencies.

PART 2 - DESCRIPTION OF PAY ITEMS
2.01 SANITARY SEWER AND DRAIN ITEMS COMPLETE IN PLACE

A. REMOVE AND REPLACE EXISTING SEWER, DRAIN AND SEWER
SERVICE LINES:
Measurement:
The quantity to be measured under the various subdivisions of ITEM 1 (A thru
E) for removal and replacement of existing sewer lines will be measured,
complete-in-place, by the LINEAR FOOT along the completed actual length of
installed pipeline.

Payment:
The accepted quantity of sewer, drain or sewer service pipe installed shall be

paid for at the contract unit price under the appropriate subdivisions of ITEM
1 (A thru E) and shall constitute full compensation for removal and disposal of
the existing sewer pipe and furnishing and installing a new PVC pipe of the
appropriate size, including but not limited to handling of existing wastewater
flows, by- pass pumping, excavation, pipe bedding and sand blanket, backfill,
removal and disposal of unsuitable materials at the City landfill, testing and
video inspections, furnishing all materials, labor, tools, and equipment
necessary to complete the work complete in place, all as specified in these
Specifications and as directed by the Engineer.

B. 10” PVC SDR-35 SEWER STUB 0’ to 9’Depth including Coupling (Charles
Street):
Measurement:
The quantity to be measured under ITEM 2 for installing 10” PVC SDR-35
sewer stub including coupling (Charles Street) will be measured, complete-in-
place, by LUMP SUM.

Payment:
The accepted quantity of sewer stub installed shall be paid for at the contract

unit price under ITEM 2 and shall constitute full compensation for furnishing
and installing a new 10” PVC pipe stub (Approx. 5 LF) from SMH #2 to the
existing 10” sewer stub remaining after removal of SMH S2629, including but

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not limited to handling of existing wastewater flows, by- pass pumping,
furnishing and installing the necessary coupling, excavation, pipe bedding and
sand blanket, backfill, removal of unsuitable materials and disposal at the City
landfill, furnishing all materials, labor, tools, and equipment necessary to
complete the work complete in place, all as specified in these Specifications
and as directed by the Engineer.

C. 6” PVC CHIMNEY (2 to 6 VF) COMPLETE IN PLACE
Measurement:
The quantity to be measured under ITEM 3 will be the actual number of 6”
PVC Chimneys constructed (2 to 6 vertical feet) by the EACH, complete-in-
place, as specified in these Specifications and as directed by the Engineer.

Payment:
The accepted quantity of 6” PVC Chimneys constructed shall be paid for at the

contract unit price under ITEM 3, and shall be full compensation for the
removal and disposal of the existing chimney, and the construction of the new
chimney, including all pipe, fittings, miscellaneous forming and concrete, and
all labor, tools and any other equipment necessary to complete the work as
specified and as directed by the Engineer.

D. SANITARY WYE COMPLETE IN PLACE
Measurement:
The quantity to be measured under the various subdivisions of ITEM 4 (A and
B) will be the actual number of wyes constructed and measured by the EACH,
complete-in-place, as specified in these Specifications and as directed by the
Engineer.

Payment:
The accepted quantity of wyes constructed shall be paid for at the contract unit

price under the appropriate subdivisions of ITEM 4 (A and B), and shall be full
compensation for furnishing and installing wyes, including all labor, tools and
any other equipment necessary to complete the work as specified and as
directed by the Engineer.

E. NEW OR REPLACE EXISTING SEWER MANHOLE COMPLETE IN PLACE
Measurement:
The quantity of sewer manholes new or replaced under ITEM 5 and will be
measured complete-in-place by the VERTICAL FOOT as measured from the
lowest invert to the top of the manhole casting, complete-in-place, as specified
in these Specifications and as directed by the Engineer.

Payment:
The accepted quantity of sewer manholes new or replaced shall be paid for

at the contract unit price under ITEM 5, and shall constitute full
compensation for removal and disposal of the existing sewer manhole,
constructing new pre-cast sewer manhole, furnishing and installing 30”

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diameter frame and cover, reconnecting sewer pipes with necessary
couplings and fittings, complete in place as indicated on the drawings and/or
as specified, including furnishing all materials, labor, tools, and equipment
necessary to complete the work, including but not limited to handling of
existing wastewater flows, by-pass pumping, excavation, backfill, manhole
bedding, removal of unsuitable materials at the City landfill, manhole
vacuum testing, and all work incidental thereto and not specifically included
for payment under other items.

F. REMOVE EXISTING SEWER MANHOLE COMPLETE IN PLACE
Measurement:
The quantity of sewer manholes to be removed under ITEM 6 will be measured
complete-in-place by the EACH, complete-in-place, as specified in these
Specifications and as directed by the Engineer.

Payment:
The accepted quantity of sewer manholes removed shall be paid for at the

contract unit price under ITEM 6, and shall constitute full compensation for
removal and disposal of the existing sewer manhole, complete in place as
indicated on the drawings and/or as specified, including handling of existing
wastewater flows, by-pass pumping, excavation, backfill, filling void with
suitable material, removal of unsuitable materials at the City landfill, and
furnishing all materials, labor, tools, and equipment necessary to complete
the work, and not specifically included for payment under other items.

G. MANHOLE INVERT RECONSTRUCTION COMPLETE IN PLACE
Measurement:
The quantity to be measured under ITEM 7 will be the actual number of
manhole inverts reconstructed measured by the EACH, complete-in-place, as
specified in these Specifications and as directed by the Engineer.

Payment:
The accepted quantity of manhole invert reconstruction shall be paid for at the

contract unit price under ITEM 7, and shall be full compensation for the
demolition of the existing invert and the reconstruction of the new brick invert,
by-pass pumping, decanting and disposal of debris at the City landfill and all
labor, tools and any other equipment necessary to complete the work as
specified in these Specifications and as directed by the Engineer.

H. CONNECT NEW SEWER TO EXISTING SEWER MANHOLE WITH
EXISTING HOLE COMPLETE IN PLACE
Measurement:
The quantity to be measured under ITEM 8 will be the actual number of sewer
line connections to existing manholes measured by the EACH, complete-in-
place, as specified in these Specifications and as directed by the Engineer.

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