Traffic Signal Maintenance

CONTRACT NO. T6225007M
ITEM APPROX. ITEMS WITH UNIT PRICES WRITTEN IN WORDS
NO. QUANTITIES
TRAFFIC SIGNAL LIGHT INTERSECTIONS
1 1,600 EACH
x 36
MISCELLANEOUS DEVICES
2 350 EACH
x 36
TRAFFIC SIGNAL LIGHT RELAMP
4A 124,000 EACH
x 1
FURNISH & INSTALL 3/4" STEEL CONDUIT FOR LOOPS
419S-075 1,000 L.F.
x 1
FURNISH & INSTALL LOOP WIRE
422LX 16,000 L.F.
x 1
Page 1 of 5
Contract
T62250-07M
Nassau
County
DPW
Page
53
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353
Traffic
Signal
Maintenance
FOR INFORMATIONAL USE ONLY - DO NOT USE FOR BIDDING

CONTRACT NO. T6225007M
ITEM APPROX. ITEMS WITH UNIT PRICES WRITTEN IN WORDS
NO. QUANTITIES
FURNISH & INSTALL SAWCUT FOR LOOP
422LSX 6,000 L.F.
x 1
PAINT - STRAIN POLE
5A 75 EACH
x 1
PAINT - AUXILIARY POLE
5B 25 EACH
x 1
PAINT - POST
5C 50 EACH
x 1
PAINT - MAST ARM
5D 5 EACH
x 1
Page 2 of 5
Contract
T62250-07M
Nassau
County
DPW
Page
55
of
353
Traffic
Signal
Maintenance
FOR INFORMATIONAL USE ONLY - DO NOT USE FOR BIDDING

CONTRACT NO. T6225007M
ITEM APPROX. ITEMS WITH UNIT PRICES WRITTEN IN WORDS
NO. QUANTITIES
PAINT - MAST ARM & POLE
5E 150 EACH
x 1
PAINT - SIGNAL HEAD
5F 600 EACH
x 1
PAINT - PEDESTRIAN SIGNAL
5G 160 EACH
x 1
PAINT - CONTROL BOX
5H 25 EACH
x 1
PAINT - PUSHBUTTON
5J 400 EACH
x 1
Page 3 of 5
Contract
T62250-07M
Nassau
County
DPW
Page
57
of
353
Traffic
Signal
Maintenance
FOR INFORMATIONAL USE ONLY - DO NOT USE FOR BIDDING

CONTRACT NO. T6225007M
ITEM APPROX. ITEMS WITH UNIT PRICES WRITTEN IN WORDS
NO. QUANTITIES
PAINT - TRAFFIC SIGNAL NUMBER COMPLETE
5L 100 EACH
x 1
PAINT - SIGN STRUCTURE COMPLETE
5M 1 EACH
x 1
REFURBISH SIGNAL SECTION
5N 10 EACH
x 1
PAINT - TRAFFIC SIGNAL HARDWARE
5P 10 EACH
x 1
FURNISH EQUIPMENT-AS ORDERED (Forced Bid)
6 $90,000 L.S.
$90,000 .00 x 1 $90,000 .00
Page 4 of 5
Contract
T62250-07M
Nassau
County
DPW
Page
59
of
353
Traffic
Signal
Maintenance
FOR INFORMATIONAL USE ONLY - DO NOT USE FOR BIDDING

CONTRACT NO. T6225007M
Bidders are hereby notified that the listing of all electrically operated traffic control devices and miscellaneous devices under the
jurisdiction of the Department may be seen by contacting the Engineer.
Division 2, Section 3 - Time and Material
Material: $262,500 x (Overhead and Profit
Percentage + 100%) equals ....................................................................
Material RM: $525,000 x 5% (Forced Bid) (Overhead and Profit $ 551,250.00
Time: $3,000,000 x (Overhead and Profit
Percentage + 100%) equals ....................................................................
(Note: The figures in both the Time and Material percentages are not indicative of an estimated price. This figure is merely inserted as a
basis for bidding purposes. The County reserves the right to delete, increase or decrease the figures in both Time and Material and the
estimated units, any time during the duration of the Contract. Note: Material supplied or provided under T&M RM will be paid at invoice plus 5%.
Total Maintenance Items
Total Time and Material
Page 5 of 5
Contract
T62250-07M
Nassau
County
DPW
Page
61
of
353
Traffic
Signal
Maintenance
FOR INFORMATIONAL USE ONLY - DO NOT USE FOR BIDDING

NASSAU COUNTY TRAFFIC SIGNAL MAINTENANCE
SPECIFICATION CONTRACT NO. T6225007M
DIVISION I - GENERAL
A. Purpose
1. Scope of Work
The purpose of this Specification is to set forth the minimum requirements for the
maintenance of all Electrically/Electronically operated Traffic Control devices during a
period of thirty-six (36) months, with an optional one-year extension approved by the
Commissioner of Public Works from about January 1, 2027 0001 hours to December 31,
2030 2400 hours.
2. Funding
The funding for this Contract shall be taken from the authorization appropriated in
the 2027 approved budget together with those amounts which shall be appropriated in the
approved budgets for the succeeding years, during the term of this Contract.
B. Contractor Experience and Requirements
1. The proper operation of traffic signals is of a critical public safety nature.
Prospective bidders must have at least three (3) years of satisfactory experience and
demonstrate management ability in the actual operation, maintenance, modification, and
installation of a considerable number of types of complex traffic control equipment.
2. In addition to the requirements outlined in "Instruction to Bidders" of this
Contract, the low bidder may be required to complete a Traffic Signal Experience
Questionnaire supplied by the County, that will include the following questions:
a. A list of all traffic signal contracts completed within the past three years,
including dollar amounts.
b. A list of the traffic signal equipment in stock such as spare controller
equipment, signal parts, and all other equipment. It is noted that there are
time requirements to complete construction, emergency and maintenance
work in the contract, and it is vitally important that these parts and equipment
be in stock in order that the Contractor can comply with these requirements
and to adequately insure the public safety.
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c. A list of traffic signal technical personnel who will be performing the
supervision, maintenance, modification, bench and other necessary work.
C. Area of Coverage
1. The area of coverage for this Contract shall include, but not be limited to, all
items in this Contract under the jurisdiction of the Division.
2. The County of Nassau reserves the right during the term of this Contract to
increase or decrease or eliminate an item of coverage, and the Contractor is hereby advised
that he will receive no additional compensation other than the unit prices as expressed in the
Contract for such addition or deletion.
D. Work Included
The work includes the furnishing of all transportation, labor, materials, signs, equipment,
parts, tools, and appurtenances required to perform the work in accordance with this
Contract. A listing may be obtained at the Division showing intersections and locations
where traffic control devices, and other equipment are to be maintained.
E. Definitions
The following definitions are in addition to the definitions as described in the
AGREEMENT:
1. Central Computer (TMC) and Ancillary Equipment
Electronic device used to supervise the split, offset and cycle length of traffic signal
controllers in systems. The central computer and ancillary equipment is located at the TMC
Computer Center - D.P.W. - Division of Engineering/Traffic Engineering Unit, 1194
Prospect Avenue, Westbury, New York. The maintenance of these units shall be by a
contractor, other than this contract.
2. Contractor
The individual, firm or corporation undertaking the execution of the work under the
terms of the Contract and acting directly or through his, their, or its agents and employees.
In this Contract, the "Contractor" shall be the electrical contractor performing all traffic
control electrical/electronic work at on-site field locations.
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3. Controller
The mechanism used to time and control the indications of traffic signals, including
the cabinet, terminals, wiring, switches, cabinet relays, auxiliary equipment and all other
parts, except time clocks, detectors and amplifiers, and special timing units as designated in
Division 2, Item 1.
4. Direct Labor Cost
(As applied to Division 2, Section 3, Time and Materials) shall be the current
prevailing base labor rate schedule for electricians in the Nassau County area as verified by
the New York State Department of Labor plus a seventy percent (70%) supplement. This
70% supplement shall cover all fixed, variable and other direct labor costs of the Contractor.
The above 70% supplement shall not change for the duration of this contract. Any changes
to the base labor rate during the duration of this contract, shall be verified by the New York
State Department of Labor before payment can be made. Supplement percentages for the
subcontractor's personnel will be computed and verified by the Department.
5. Division
Division of Engineering, Traffic Engineering, Traffic Signal Construction &
Operations Unit, Department of Public Works, Nassau County.
6. Electrically Operated Traffic Control Devices
All traffic control signals, pedestrian control signals, floodlights, signs, and all other
illuminated devices whose maintenance is the responsibility of the Division.
7. Field Telemetry Unit
An electronic device used to receive and transmit messages between the central
computer and ancillary equipment and the local traffic signal controller. This unit may be
located within the confines of the traffic signal controller cabinet. The maintenance of these
units shall be by a contractor, other than this contract.
8. Floodlight
A high output lamp or lamps including fixtures, switches, and switch boxes; the
principal function of which is the illumination of policemen directing traffic.
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9. Foundation and Pole
A concrete base and metal or wood poles used primarily to support an illuminated
traffic control device and/or signal control equipment. Wood poles maintained and owned
by utility companies are not included in this definition.
10. Hourly Rates
(As applied to Division 2, Section 3, Time and Material) shall indicate the current
direct labor cost for those personnel that modify, construct, remove or install traffic control
devices.
11. Local Receiver Units
An electrical device used to transfer the message from the local master controller to
the traffic signal controller. This unit is located within the confines of the traffic signal
controller cabinet.
12. Local Master
An electrical device used to supervise the split, offset and cycle length of traffic
controllers in a hardwired coordination system. This device is field located on or near the
artery it is controlling.
13. Maintain, Maintaining, Maintenance
These terms shall include, in addition to other work specified, the following:
a. The periodic inspection of all traffic control devices under the "Routine
Maintenance and Inspection Program."
b. The repair or replacement of any defective or worn out traffic control
device, electrical, electronic, mechanical or electro-mechanical
component, part, unit or equipment.
c. The repair and adjustment of all wiring connections, cables, timing, and
any other work required for establishing accurate and efficient
operation of traffic control equipment.
d. The installation of functionally operating temporary equipment
following damage or malfunction to any equipment for traffic control
whose responsibility rests with the Division. Including all
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necessary temporary electric power, if directed, until the permanent
equipment can be restored to normal electric service.
e. The continuance of a regularly scheduled group relamping/inspection
program.
f. The initial response to all reports of damaged equipment and the securing
off the area until such time as repairs commence under the Time and
Material portion.
14. Materials and Equipment
(As applied to Division 2, Section 3, Time and Material) are those physical
components and equipment that are furnished and/or installed as required for the completion
of the work. The cost of the materials shall be the net cost to the Contractor, including all
discounts multiplied by the amount bid for material in this contract. Proof of material and
equipment costs shall be required when cost of item exceeds one hundred dollars and may
be required if cost is less than one hundred dollars. Material used on a T&M shall be separate
from equipment supplied under this provision. Material or Equipment supplied shall be
identified by the County as such as RM - Request Material, and the Contractor shall supply
this equipment/material to the County. The cost of this equipment under the RM item shall
be the net cost to the Contractor, including all discounts, multiplied by 5%. The Contractor
shall have no recourse if this equipment supplied under RM is later installed by the
Contractor under the appropriate T&M items to claim additional payments for material
percentages under this provision.
15. Miscellaneous Devices
Devices not included in other categories, such as Advance Warning Signs and
Signals; Flashing Traffic Signals; Flashing Warning Signs, RRFB (Rectangular Rapid
Flashing Beacons), Sensor and Sensor Stations including sensor loops & sensor loop
amplifiers but not field telemetry units or computer cable located at the sensor station;
Counting Stations; Speed Awareness Devices & Signs, Cable Terminal & Splice Cabinets;
and Computer Terminal & Splice Cabinets but not the computer cable, lightning protection,
computer signal amplifiers and fiber optic modems that may be in those cabinets.
16. Overhead
(As applied to Division 2, Section 3, Time and Material) shall include the following
expenses of the Contractor and/or subcontractor, and shall be deemed to include all costs
other than direct labor cost, material and profit percentages:
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