Invitation for Bid No. 27-004 Construction Services for Golden Isles Parkway Force Main Extension Addendum 1

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SUMMARY OF WORK
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2. Job Name:
a. Erosion and sediment control.
b. General site work.
c. Demolish existing pump station discharge piping and valve vault.
d. Pressure wash inside walls of wet well.
e. Demolish existing pump station electrical and controls. Demolish electrical
equipment pad and shelter.
f. Remove and protect existing pumps, base elbows, guide rails, fittings, supports
and appurtenances.
g. Demolish existing backflow preventer, hose bibb and water meter box.
h. Demolish section of existing 6-inch force main.
i. Demolish existing work bench and previous odor control stabilized gravel bed.
j. Demolish decommissioned chemical feed box and all associated feed lines,
conduit, etc.
k. Install fall protection system.
l. Install new pumps, base elbows, guide rails, fittings, supports and
appurtenances after wet well cleaning.
m. Install new Sono Tube supports for above grade discharge piping and valve
array.
n. Install new discharge piping, fittings, and valves.
o. Install new bypass piping, fittings, and valves.
p. Install new electromagnetic flow meter.
q. Install new pump station electrical and controls with shelter.
r. Install new backflow preventer, frost proof hydrant and meter box.
s. Tie-in new discharge piping to existing 6-inch force main.
t. Cover entire site with 6-inches of GAB.
u. Startup, testing, and commissioning.
3. Job Name:
a. Erosion and sediment control.
b. General site work.
c. Demolish existing suction piping, fittings, and valves.
d. Demolish existing discharge piping, fittings, and valves.
e. Demolish existing pump pedestals and pipe supports.
f. Remove and protect existing pumps and motors.
g. Demolish existing traveling hoist and leave beam intact.
h. Demolish existing louvers and windows.
i. Demolish existing section of 16-inch cast iron pipe force main.
j. Demolish existing valve vault, bypass piping and access hatch.
k. Demolish existing fence and swing gates.
l. Demolish existing building entrance door and handrail.
m. Demolish existing wooden truss pitched roof.
n. Demolish existing wet well entrance ladder and handrail.
o. Demolish existing wet well grating.
p. Demolish existing hose bibb, backflow preventer, and water meter.
q. Demolish existing overbuilt slab without damaging structural slab below.
r. Infill existing louver and window openings with 8-inch CMU and exterior
stucco finish.
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SUMMARY OF WORK
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s. Patch, repair and infill existing slab openings. Infill annular space under
suspended slab with sand.
t. Install new electrical and control room with 6-inch CMU wall.
u. Replace Electrical equipment including exposed conduits, switch gear,
breakers, MCC's, grounding system, surge protection, and control panels.
v. Install new pump motor disconnect switches as required by the NEC.
w. Install two new variable frequency drives to replace existing.
x. Install new conduits, vapor tight sealed at the wet well and control panels to
prevent corrosion of electrical devices.
y. Provide new electrical for new electrical chain hoist.
z. Provide new electrical for HVAC system in the new VFD/control room.
aa. Install new site lighting to illuminate process equipment and wet well area.
bb. Provide new ATS with Cam lock connections per updated standards.
cc. Install exterior LED wall pack lighting and stacked alarm light and horn.
dd. Clean, pressure wash interior and exterior walls. Protect existing wall mural.
ee. Install new HVAC system including intake and exhaust fans and dual air
handler units for lead/lag operation.
ff. Install new suction piping, fittings, and valves.
gg. Install new discharge piping, fittings, and valves.
hh. Install new pump pedestals and pipe supports.
ii. Reinstall existing pumps and motors.
jj. Install pressure gauge fittings on discharge head of each pump.
kk. Clean, inspect, and seal/recoat areas of pump station impacted by corrosion.
ll. Replace all monitoring system equipment.
mm. Install new closed top grating, rated for 150 psi or 300 pdi to cover all wet
well openings.
nn. Install new FRP entry door and handrail at building entrance.
oo. Install TPO flat roof with gutters and downspouts.
pp. Install new backflow preventer, frost proof hydrant and meter box.
qq. Install new 8-inch bypass piping system with plug valve and camlock fitting.
rr. Install new fence with privacy screen and swing gates.
ss. Install new 16-inch DIP force main section.
tt. Cover entire site with 6-inches of GAB.
uu. Startup, testing, and commissioning.
C. Related Specification Sections include, but are not necessarily limited to:
1. Division 1 - General Requirements
1.2 REFERENCES [NOT USED]
1.3 APPLICABLE STANDARDS
A. In general, all work is intended to conform to OWNER's Standards for Water and
Sewer Design and Construction, latest edition. In the event of a conflict between these
project specifications, the aforementioned construction plans and the OWNER
Standards, the project specifications and construction plans shall take precedence.
1.4 ADMINISTRATIVE REQUIREMENTS
A. Work Covered by Contract Documents
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SUMMARY OF WORK
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1. Work is to include furnishing all labor, materials, and equipment, and performing
all Work necessary for this construction project as detailed in the Contract
Documents.
B. Subsidiary Work
1. Any and all Work specifically governed by documentary requirements for the
project, such as conditions imposed by the Drawings or Contract Documents in
which no specific item for bid has been provided for in the Bid Form, then the item
shall be considered as a subsidiary item of Work, the cost of which shall be
included in the unit price bid for various bid items.
C. Use of Premises
1. Coordinate uses of premises under direction of the OWNER.
2. Assume full responsibility for protection and safekeeping of materials and
equipment stored on the Site.
3. Use and occupy only portions of the public highways, streets, and alleys, or other
public places or other rights-of-way as shown in the Contract Documents or as may
be specifically authorized in writing by the OWNER.
a. A reasonable amount of tools, materials, and equipment for construction
purposes may be stored in such space, but no more than is necessary to avoid
delay in the construction operations.
b. Excavated and waste materials shall be stored in such a way as not to interfere
with the use of spaces that may be designated to be left free and unobstructed
and so as not to inconvenience occupants of adjacent property.
D. Work within Easements
1. Do not enter upon private property for any purpose without having previously
obtained permission from the owner of such property.
2. Do not store equipment or material on private property unless and until the
specified approval of the property owner has been secured in writing by the
CONTRACTOR and a copy furnished to the OWNER.
3. Unless specifically provided otherwise, clear all rights-of-way or easements of
obstructions which must be removed to make possible the proper prosecution of the
Work.
4. Preserve and use every precaution to prevent damage to, all trees, shrubbery, plants,
lawns, fences, culverts, curbing, and all other types of structures or improvements;
to all water, sewer, and gas lines; to all conduits, overhead lines, or appurtenances
thereof; and to all other public or private property adjacent to the Work.
5. Notify the proper representatives of the owners or occupants of the public or private
lands which might be affected by the Work.
a. Such notice shall be made at least 48 hours in advance of the beginning of the
Work.
b. Notices shall be applicable to both public and private utility companies and any
corporation, company, individual, or other, either as owners or occupants, whose
land or interest in land might be affected by the Work.
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SUMMARY OF WORK
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c. The CONTRACTOR shall be responsible for all damage or injury to property
resulting from any act, omission, neglect, or misconduct in the manner or
method or execution of the Work, or at any time due to defective work, material,
or equipment.
6. Fence
a. Restore all fences removed or damaged during construction of the Work to the
original condition or better.
b. Erect temporary fencing in place of the fencing removed whenever the Work is
not in progress, when the site is vacated overnight, and at all times to provide
site security.
c. The cost for all temporary fence work and repair/replacement of existing fence
shall be incidental to the various items bid.
E. Work by OWNER
1. OWNER will perform the following in connection with the Work:
a. Operate all existing valves, gates, pumps, equipment, and appurtenances that
will affect OWNER's operation, unless otherwise shown or specified.
1.5 SUBMITTALS [NOT USED]
1.6 ACTION SUBMITTALS/INFORMATIONAL SUBMITTALS [NOT USED]
1.7 CLOSEOUT SUBMITTALS [NOT USED]
1.8 MAINTENANCE MATERIAL SUBMITTALS [NOT USED]
1.9 QUALITY ASSURANCE [NOT USED]
1.10 DELIVERY, STORAGE, AND HANDLING [NOT USED]
1.11 FIELD [SITE] CONDITIONS [NOT USED]
1.12 WARRANTY [NOT USED]
PART 2 - PRODUCTS [NOT USED]
PART 3 - EXECUTION [NOT USED]
END OF SECTION
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SUMMARY OF WORK
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MEASUREMENT AND PAYMENT
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SECTION 01 22 00
MEASUREMENT AND PAYMENT
PART 1 - GENERAL
1.1 DESCRIPTION
A. All estimated quantities for unit price items, stipulated in the Proposal, or other Contract
Documents, are approximate and are to be used as a basis for estimating the probable cost
of the Work and for comparing the bids submitted for the Project. The actual amounts of
work done, and materials furnished under unit price items may differ from the estimated
quantities. The basis of payment for work and materials will be the actual amount of the
work done and material furnished as shown on the Plans. The CONTRACTOR agrees to
make no claim for damages, anticipated profits or otherwise on account of any difference
between the amounts of work actually performed and materials actually furnished, and the
estimated amounts included in the Proposal. The CONTRACTOR will provide assistance
to the OWNER to check quantities and elevations when so requested.
B. All quantities are for unit price or lump sum items stipulated in the Bid Form. The
Contactor, having read and understood the Bidding Documents and examined the Project
Site and adjoining areas and being familiar with the obstacles and conditions that will
affect proposed work, hereby offers and agrees to furnish all labor, products, and services
needed to provide work in accordance with the Bidding Documents and will provide a
properly itemized listing for each bid item, supported by sufficiently substantially data, to
permit evaluation of partial pay requests.
1.2 RELATED PROVISIONS
A. Payments to CONTRACTOR: Refer to General Conditions, Supplemental Conditions, and
Agreement.
B. Changes in Contract Price: Refer to General Conditions and Supplemental Conditions.
C. Schedule of Values: Refer to General Conditions, Supplemental Conditions, and Section
01 29 73, Schedule of Values.
1.3 BID ITEMS
A. Item 1 -Job Name Method of Measurements:
1. Mobilization, Demobilization, Insurance, and Bonds
a. Lump Sum (LS): The Lump Sum price for Item 1 shall be full compensation for
mobilization, demobilization, insurance and bonds. There will be no separate
measurement of the items under this heading. Payment for this item will be on the
basis of the lump sum price in the Bid Form. The lump sum price for this item
shall not exceed 5% of the total of all bid items in the Base Bid. Payment shall
include all compensation for mobilization, demobilization, insurance requirements
and bonds for the project. Payment for 75% of the item shall be made when the
contactor completes project mobilization and satisfies the insurance and bonding
requirements to the satisfaction of the OWNER. Payment for the remaining 25%
of the item shall be after demobilization and completion of the work to the
satisfaction
2. Demolition
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MEASUREMENT AND PAYMENT
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a. There will be no separate measurement of the items under this heading. Payment
for this item will be on the basis of the lump sum price in the Bid Form. Payment
includes all labor, equipment and materials necessary for demolition of the
existing structures, foundations, and utilities as shown on the drawings.
3. Temporary Bypass Pumping
a. There will be no separate measurement of the items under this heading. Payment
for this item will be on the basis of the lump sum price in the Bid Form. Payment
includes all labor, equipment and materials required for temporary bypass
pumping operations with temporary bypass pumps, as necessary to complete the
work as described in the bid documents.
4. Wet well slab and hatch
a. There will be no separate measurement of the items under this heading. Payment
for this item will be on the basis of the lump sum price in the Bid Form. Payment
includes all labor, equipment and materials required for installation of wet well
slab, hatch, safety grating, stainless steel point for fall protection anchor harness,
as necessary to complete the work as described in the bid documents.
5. Pumps, Piping, Support, Misc. Valves, Appurtenances
a. There will be no separate measurement of the items under this heading. Payment
for this item will be on the basis of the lump sum price in the Bid Form. Payment
includes all labor, equipment and materials required for installation of pumps, base
elbow, guiderails, discharge interior piping, above grade piping, buried piping,
restraints, check valve, plug valve, pipe supports, air release valves, NPT fittings,
link seals, pressure testing, as necessary to complete the work as described in the
bid documents.
6. Wet Well Cleaning and Coating
a. There will be no separate measurement of the items under this heading. Payment
for this item will be on the basis of the lump sum price in the Bid Form. Payment
includes all labor, equipment and materials required for to clean and coat well as
described in the bid document.
7. Water Service Relocation
a. There will be no separate measurement of the items under this heading. Payment
for this item will be on the basis of the lump sum price in the Bid Form. Payment
includes all labor, equipment and materials required for installation of new water
service including piping, valves, backflow preventer, hydrant, connection to the
new system, testing as necessary to complete the work as described in the bid
documents.
8. Electrical
a. There will be no separate measurement of the items under this heading. Payment
for this item will be on the basis of the lump sum price in the Bid Form. Payment
includes all labor, equipment and materials required for complete installation of all
electrical components per plans and bid documents.
9. Instrumentation/SCADA
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MEASUREMENT AND PAYMENT
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a. There will be no separate measurement of the items under this heading. Payment
for this item will be on the basis of the lump sum price in the Bid Form. Payment
includes all labor, equipment and materials required for complete installation of all
OWNER furnished flow meter, radar level sensor, system SCADA integration, and
all instrumentation components per plans and bid documents.
10. Fence
a. There will be no separate measurement of the items under this heading. Payment
for this item will be on the basis of the lump sum price in the Bid Form. Payment
includes all labor, equipment and materials required for complete installation of
new fence per plans and bid documents.
11. Erosion Control
a. There will be no separate measurement of the items under this heading. Payment
for this item will be on the basis of the lump sum price in the Bid Form. Payment
includes all labor, equipment and materials required for complete installation and
permit compliance associated with Erosion Control plan. This includes all
structural practices and vegetative measures directed by ENGINEER and/or as
shown to ensure effective erosion control at the work site.
B. Item 2 -Job Name Method of Measurement:
1. Mobilization, Demobilization, Insurance, and Bonds:
a. Lump Sum (LS): The Lump Sum price for Item 1 shall be full compensation for
mobilization, demobilization, insurance and bonds. There will be no separate
measurement of the items under this heading. Payment for this item will be on the
basis of the lump sum price in the Bid Form. The lump sum price for this item
shall not exceed 5% of the total of all bid items in the Base Bid. Payment shall
include all compensation for mobilization, demobilization, insurance requirements
and bonds for the project. Payment for 75% of the item shall be made when the
contactor completes project mobilization and satisfies the insurance and bonding
requirements to the satisfaction of the OWNER. Payment for the remaining 25%
of the item shall be after demobilization and completion of the work to the
satisfaction
2. Demolition
a. There will be no separate measurement of the items under this heading. Payment
for this item will be on the basis of the lump sum price in the Bid Form. Payment
includes all labor, equipment and materials necessary for demolition of the
existing structures, foundations, and utilities as shown on the drawings.
3. Temporary Bypass Pumping
a. There will be no separate measurement of the items under this heading. Payment
for this item will be on the basis of the lump sum price in the Bid Form. Payment
includes all labor, equipment and materials required for temporary bypass
pumping operations with temporary bypass pumps, as necessary to complete the
work as described in the bid documents.
4. Clean, Inspect, and Repair Wet Well
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MEASUREMENT AND PAYMENT
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a. There will be no separate measurement of the items under this heading. Payment
for this item will be on the basis of the lump sum price in the Bid Form. Payment
includes all labor, equipment and materials required for to clean, inspect, and
repair wet well as described in the bid document.
5. Piping, Supports, Misc. Values, Appurtenances
a. There will be no separate measurement of the items under this heading. Payment
for this item will be on the basis of the lump sum price in the Bid Form. Payment
includes all labor, equipment and materials required for re-installation of pumps,
base elbow, guiderails, discharge interior piping, above grade piping, buried
piping, restraints, check valve, plug valve, pipe supports, air release valves, NPT
fittings, link seals, pressure testing, as necessary to complete the work as described
in the bid documents.
6. Water Service Relocation
a. There will be no separate measurement of the items under this heading. Payment
for this item will be on the basis of the lump sum price in the Bid Form. Payment
includes all labor, equipment and materials required for installation of new water
service including piping, valves, backflow preventer, hydrant, connection to the
new system, testing as necessary to complete the work as described in the bid
documents.
7. Electrical
a. There will be no separate measurement of the items under this heading. Payment
for this item will be on the basis of the lump sum price in the Bid Form. Payment
includes all labor, equipment and materials required for complete installation of all
electrical components per plans and bid documents.
8. Instrumentation/SCADA
a. There will be no separate measurement of the items under this heading. Payment
for this item will be on the basis of the lump sum price in the Bid Form. Payment
includes all labor, equipment and materials required for complete installation of all
OWNER furnished flow meter, radar level sensor, system SCADA integration, and
all instrumentation components per plans and bid documents.
9. Erosion Control
a. There will be no separate measurement of the items under this heading. Payment
for this item will be on the basis of the lump sum price in the Bid Form. Payment
includes all labor, equipment and materials required for complete installation and
permit compliance associated with Erosion Control plan. This includes all
structural practices and vegetative measures directed by ENGINEER and/or as
shown to ensure effective erosion control at the work site.
C. Item 3 -Job Name Method of Measurement:
1. Mobilization, Demobilization Insurance, and Bonds
a. Lump Sum (LS): The Lump Sum price for Item 1 shall be full compensation for
mobilization, demobilization, insurance and bonds. There will be no separate
measurement of the items under this heading. Payment for this item will be on the
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