requirements contracts for engineering design and related services ...

c) During design, confer and meet with representatives of the Commissioner in order to coordinate requirements
for the design of the proposed project. In addition, the Consultant shall confer with and, where and when
necessary, meet with other City, State or Federal Agencies and private utilities having jurisdiction in order to
integrate any of their requirements or contemplated work into this project.
4.21 STREET LIGHTING SYSTEM DESIGN
1. Under this task the Consultant shall design a lighting system and electrical appurtenances in connection with the
illumination of streets, avenues and public spaces within the project and shall prepare cost estimates for the proposed
work. The design will include provisions for removal and relocation of existing street lighting facilities and installation of
new lighting facilities.
2. Unless otherwise approved by the Department of Transportation, Bureau of Traffic, Division of Signals and Street
Lighting, the level of illumination required is a maintained average of one (1) foot candle, a maintenance factor of 0.58 and
a uniformity ratio of 6 to 1 (average to minimum) for Local Roads. For Expressways, Major Roads, and Collector Roads,
the illumination level shall be 1.5 to 2 foot candles with a uniformity ratio of 3 to 1 (average to minimum).
3. The design shall conform with the latest standards and specifications of the Department of Transportation, Bureau
of Traffic, Division of Signals and Street Lighting; the Illuminating Engineering Society of North America (IESNA); the
American Association of State Highway Officials; and the National Electrical Code (NEC).
Should any conflict occur between these specifications, standards and codes, the Division of Signals and Street Lighting
shall make the final decision on the requirement.
4. The Consultant shall prepare preliminary drawings, showing the location and details of all equipment to be installed
in connection with the proposed Street Lighting design, the electrical connections and electrical services, and shall submit
the preliminary drawings to the Department of Transportation, Bureau of Traffic, Division of Signals and Street Lighting for
review and comments.
5. Drawings prepared and symbols used shall be in standard Bureau of Traffic, Division of Signals and Street Lighting
format.
6. The submission of preliminary drawings to the Division of Signals and Street Lighting shall include:
a) The Consultant’s photometric calculations for the proposed design which shall be performed using CALA,
ALADIN, AGI or other software programs which shall be subject to pre-approval by the Division of Signals and
Street Lighting;
b) Parameters used in the calculation, including roadway and sidewalk widths, mounting height, luminaire
position (overhang, setback, spacing), wattage and luminaire classification.
7. The Consultant shall address the review comments and incorporate the requirements of the Division of Signals and
Street Lighting in the proposed design.
8. The Consultant shall prepare preliminary estimates of quantities and cost for the proposed Street Lighting work
based on the revised preliminary drawings. The estimates shall be in standard Division of Signals and Street Lighting
format. The Consultant shall incorporate the preliminary estimate of quantities and cost into the Consultant’s Estimate for
Mass Mailing No. 2 as provided for in the Quantity and Cost Estimating Task included in the Specific Requirements of this
Contract
9. The Consultant shall prepare and submit final drawings, for the proposed Street Lighting design, to the Division of
Signals and Street Lighting for review and approval.
10. The final drawings shall include the proposed electrical distribution system and shall be submitted with an analysis
of the voltage drop for the proposed City distribution system including voltage drop calculations.
11. The Consultant shall prepare and submit to the Division of Signals and Street Lighting, for review and approval, prefinal
estimates of quantities and cost for the proposed Street Lighting Work.
12. The Consultant shall revise the final drawings and estimates to incorporate comments received from the Division of
Signals and Street Lighting.
13. Upon receipt of final approval of the drawings and estimates for proposed Street Lighting work from the Division of
Signals and Street Lighting, the Consultant shall incorporate the final Street Lighting plans and estimates into the Contract
NYC Department of Design and Construction
Infrastructure, October 2012
GR-64