Addendum 01 with Attachments to Specifications and Drawings.pdf

VA PROJECT NO. #595-676 VACO – LEBANON VA MEDICAL CENTER

RENOVATION OF MAIN LABORATORY – B1

Addendum No. 1, Page 1

Date of Addendum: February 15, 2021 Original Date of Contract Documents: Month 00, 20XX Owner Architects and Engineers

Owner’s Name CannonDesign Street Address Street Address City, State Zip Code City, State Zip Code

This Addendum amends Drawings and/or Specifications and/or Addenda for the above titled project, as indicated below, and is hereby incorporated into the Contract Documents as part thereof.

Bidders are required to acknowledge receipt of this Addendum in the space provided on the Proposal/Bid Form.

Attachments:

Specifications: 000110, 013100.1, 105000, 260573, 265100, 265600, 312319, 312323.33

Drawings: AS 701, AS 1721

RFIs:

SPECIFICATIONS (PROJECT MANUAL)

A. 000110 – TABLE OF CONTENTS

1. Incorporate this revised Section reissued as an attachment to this Addendum.

B. 013100.1 – REQUEST FOR INFORMATION (RFI)

1. Incorporate this new Section attached to this Addendum.

C. 105123 – PLASTIC LAMINATE CLAD LOCKERS

1. Incorporate this new Section attached to this Addendum.

D. 260573 – OVERCURRENT PROTECTIVE DEVICCE COORDINATION STUDY

1. Incorporate this new Section attached to this Addendum.

E. 265100 – INTERIOR LIGHTING

1. Incorporate this revised Section reissued as an attachment to this Addendum.

F. 265600 – EXTERIOR LIGHTING

1. Incorporate this revised Section reissued as an attachment to this Addendum.

G. 312319 – DEWATERING

1. Incorporate this new Section attached to this Addendum.

H. 312323.33 – FLOWABLE FILL

1. Incorporate this new Section attached to this Addendum.

DRAWINGS

A. AS 701 – REFLECTED CEILING PLAN

1. Incorporate this revised Drawing reissued as an attachment to this Addendum.

B. AS 1721 – FINISH SCHEDULE AND DETAILS

1. Incorporate this revised Drawing reissued as an attachment to this Addendum.

Addendum No. 1, Page 2

TABLE OF CONTENTS 00 01 10-1

DEPARTMENT OF VETERANS AFFAIRS

Addendum 1

FEBRUARY 15, 2021

TABLE OF CONTENTS

Section 00 01 10

DIVISION 00 - SPECIAL SECTIONS DATE

00 00 01 Project Manual Cover Page – Volume 1 of 2 N/A

00 01 10 Table of Contents 08/19

00 01 15 List of Drawing Sheets 08/19

00 31 32 Subsurface Drilling and Sampling Information

00 31 32.1 Report - Geotechnical Engineering Investigation –

GAI – VA Hospital – August 30, 2011

N/A

00 31 32.2 C40 Geotech Survey

DIVISION 01 - GENERAL REQUIREMENTS

01 00 00 General Requirements 12-18

01 31 00.1 Request for Information (RFI) Form

01 01 10 Medical Center Requirements N/A

01 32 16.15 Project Schedules 04-13

01 33 00.1 Submittal ID Sheet Fillable Form

01 33 00.2 Contractor’s Certification Letter

01 33 23 Shop Drawings, Product Data, and Samples 05-17

01 35 26 Safety Requirements 02-17

01 42 19 Reference Standards 09-19

01 45 29 Testing Laboratory Services 11-18

01 45 35 Special Inspections

01 57 19 Temporary Environmental Controls 01-11

01 58 16 Temporary Interior Signage 07-15

01 62 01 Limited Source Justification

Use of Brand Name Specifications

N/A

01 74 19 Construction Waste Management 09-13

01 81 19 Indoor Air Quality Requirement N/A

DIVISION 02 – EXISTING CONDITIONS

02 41 00 Demolition 08-17

02 82 11 Traditional Asbestos Abatement 04-19

02 82 13.13 Glovebag Asbestos Abatement 09-15

02 82 13.19 Asbestos Floor Tile and Mastic Abatement 09-15

02 83 33.13 Lead-Based Paint Removal and Disposal 08-16

DIVISION 03 – CONCRETE

03 30 00 Cast-in-Place Concrete 07-19

03 36 00 Concrete Floor Sealer N/A

DIVISION 04 – MASONRY

04 05 13 Masonry Mortaring 10-17

04 05 16 Masonry Grouting 02-16

04 20 00 Unit Masonry 08-17

TABLE OF CONTENTS 00 01 10-2

04 43 00 Stone Masonry N/A

DIVISION 05 – METALS

05 12 00 Structural Steel Framing 11-18

05 36 00 Composite Metal Decking 10-15

05 40 00 Cold-Formed Metal Framing 05-16

05 50 00 Metal Fabrications 08-18

05 51 00 Metal Stairs 10-15

DIVISION 06 – WOOD,PLASTICS AND COMPOSITES

06 10 00 Rough Carpentry 10-17

06 40 23 Interior Architectural Woodwork N/A

DIVISION 07 - THERMAL AND MOISTURE PROTECTION

07 13 52 Modified Bituminous Sheet Waterproofing 08-16

07 19 20 Moisture Vapor Control System N/A

07 21 13 Thermal Insulation 10-17

07 22 00 Roof and Deck Insulation 02-16

07 53 23 Ethylene-Propylene-Diene-Monomer Roofing 02/16

07 60 00 Flashing and Sheet Metal 07-14

07 71 00 Roof Specialties 10-15

07 72 00 Roof Accessories 10-15

07 81 00 Applied Fireproofing 10-17

07 84 00 Firestopping 02-16

07 92 00 Joint Sealants 10-17

07 95 13 Expansion Joint Cover Assemblies 02-16

DIVISION 08 - OPENINGS

08 11 13 Hollow Metal Doors and Frames 08-16

08 14 00 Interior Wood Doors 02-16

08 31 13 Access Doors and Frames 02-16

08 44 13 Glazed Aluminum Curtain Walls 03-17

08 71 00 Door Hardware 08-19

08 80 00 Glazing 10-15

08 90 00 Louvers and Vents 05-15

DIVISION 09 – FINISHES

09 06 00 Schedule for Finishes 04-15

09 22 16 Non-Structural Metal Framing 06-18

09 29 00 Gypsum Board 09-18

09 30 13 Ceramic/Porcelain Tiling 10-15

09 51 00 Acoustical Ceilings 12-18

09 65 13 Resilient Base and Accessories 02-16

09 65 16 Resilient Sheet Flooring 05-18

09 67 23.60 Resinous (Urethane and Epoxy Mortar) Flooring (RES-6) 07-14

TABLE OF CONTENTS 00 01 10-3

09 68 00 Carpeting 10-15

09 91 00 Painting 01-16

DIVISION 10 – SPECIALTIES

10 11 23 Tackboards 10-15

10 26 00 Wall and Door Protection 10-15

10 28 00 Toilet Accessories 02-16

10 44 13 Fire Extinguisher Cabinets 08-18

10 51 23 Plastic Laminate Clad Lockers 02-15

10 57 13 Hat and Coat Racks N/A

DIVISION 11 - EQUIPMENT

11 53 63 Cleanroom Pass-Throughs N/A

DIVISION 12 – FURNISHINGS

12 24 01 Roller Shades N/A

12 34 00 Manufactured Plastic Casework 05-15

12 34 50 Laboratory Casework N/A

DIVISION 21- FIRE SUPPRESSION

21 00 01 Project Manual Cover Page – Volume 2 of 2 N/A

21 05 11 Common Work Results for Fire Suppression 04-04M

21 13 13 Wet Pipe Sprinkler Systems N/A

DIVISION 22 – PLUMBING

22 05 11 Common Work Results for Plumbing 04-04M

22 05 23 General-Duty Valves for Plumbing Piping 11-04M

22 11 00 Facility Water Distribution 10-06M

22 13 00 Facility Sanitary Sewerage 11-04M

22 13 36 Packaged, Wastewater Pump Units N/A

22 14 00 Facility Storm Drainage 11-04M

22 14 36 Packaged, Submersible, Drainage Pump Units N/A

22 40 00 Plumbing Fixtures 10-06M

DIVISION 23 – HEATING, VENTILATING, AND AIR

CONDITIONING

23 05 11 Common Work Results for HVAC and Steam Generation 08-17

23 05 12 General Motor Requirements for HVAC 08-17

23 05 41 Noise and Vibration Control for HVAC Piping and

Equipment

02-15

23 05 41 Selection Guide for Vibration Isolators

23 05 93 Testing, Adjusting, and Balancing for HVAC 02-15

23 07 11 HVAC and Boiler Plant Insulation 12-06M

23 08 00 Commissioning of HVAC Systems 11-16

23 09 23 Direct-Digital Control System for HVAC 09-11

23 21 00 Steam Humidifiers N/A

23 21 13 Hydronic Piping 08-17

23 21 23 Hydronic Pumps 08-17

23 22 13 Steam and Condensate Heating Piping 08-17

23 22 23 Steam Condensate Pumps 08-17

TABLE OF CONTENTS 00 01 10-4

23 23 00 Refrigerant Piping 02-15

23 25 00 HVAC Water Treatment 02-15

23 31 00 HVAC Ducts and Casings 03-13

23 34 00 HVAC Fans 02-15

23 36 00 Air Terminal Units 02-15

23 37 00 Air Outlets and Inlets 02-15

23 40 00 HVAC Air Cleaning Devices 02-12

23 57 00 Heat Exchangers for HVAC N/A

23 64 00 Packaged Water Chillers 04-11

23 72 00 Air to Air Energy Recovery Equipment 05-11

23 73 00 Indoor Central-Station Air-Handling Units 04-11

23 81 00 Decentralized Unitary HVAC Equipment 02-11

23 82 16 Air Coils 04-11

DIVISION 26 – ELECTRICAL

26 05 11 Requirements for Electrical Installations 05-05M

26 05 21 Low-Voltage Electrical Power Conductors and Cables

(600 Volts and Below)

12-05M

26 05 26 Grounding and Bonding for Electrical Systems 10-06M

26 05 33 Raceway and Boxes for Electrical Systems 12-05M

26 05 41 Underground Electrical Construction 05-07M

26 05 73 Overcurrent Protective Device Coordination Study 02-15

26 08 00 Commissioning of Electrical Systems N/A

26 09 23 Lighting Control Devices N/A

26 22 00 Low-Voltage Transformers 06-05M

26 24 16 Panelboards 10-06M

26 27 26 Wiring Devices 03-03M

26 29 11 Motor Starters 07-04M

26 29 21 Disconnect Switches 12-05M

26 36 23 Automatic Transfer Switches

26 41 00 Facility Lightning Protection 03-03M

26 43 13 Transient - Voltage Surge Suppression N/A

26 51 00 Interior Lighting 03-03M

26 56 00 Exterior Lighting 02-15

DIVISION 27 – COMMUNICATIONS

27 05 11 Requirements for Communications Installations 02-07M

27 05 33 Raceways and Boxes for Communications Systems 12-05M

27 10 00 Structured Cabling 12-05M

27 15 00 Communications Horizontal Cabling 10-06M

DIVISION 28 – ELECTRONIC SAFETY AND SECURITY

28 05 11 Requirements for Electrical Safety and Security

Installations

N/A

28 05 33 Raceways and Boxes for Electronic Safety and Security 12-05M

28 31 00 Fire Detection and Alarm 09-05M

DIVISION 31 – EARTHWORK

31 20 00 Earthwork 07-16

31 23 19 Dewatering 12-05M

31 23 23.33 Flowable Fill 04-05M

TABLE OF CONTENTS 00 01 10-5

DIVISION 32 – EXTERIOR IMPROVEMENTS

32 31 53 Perimeter Security Fences and Gates N/A

32 90 00 Planting 09-08M

32 95 00 Vegetated Roof Assemblies N/A

DIVISION 33 – UTILITIES

33 46 13 Foundation Drainage 10-06M

REQUEST FOR INFORMATION

Request No.

Project Name

[XXXXX]

[Project Name]

Date

To

[Month 00, Year]

CannonDesign

Project No. [XXXXXX.XX]

606 Liberty Avenue

Suite 500A

Subject [Subject of RFI]

Attention

Pittsburgh, PA 15222

Kellie Saller

WNY-CAC@cannondesign.com

Specification

Section No.

& Paragraph

[Section No. & paragraph] Drawing

& Details

Affected

[Drawing & details affected]

WHY IS THIS INFORMATION BEING REQUESTED? (select one)

☐ Information necessary to complete shop drawing submittal

☐ Information necessary to complete field coordination / erection

☐ Other [Explain]

REQUEST (attached referenced documents)

[Write Request Here]

Attachments [Your Attachments Here]

Distribution [Your Distribution Here]

CONTRACTOR’S / BIDDER’S REPRESENTATION

Undersigned warrants that Contractor has thoroughly researched the documents, and the information requested does not exist or cannot be ascertained from the information given in the documents.

Subcontractor’s signature and date

Contractor’s / CM’s signature and date

PLASTIC LAMINATE CLAD LOCKERS 10 50 00 - 1

SECTION 10 51 23

PLASTIC LAMINATE CLAD LOCKERS

PART 1 - GENERAL

1.1 DESCRIPTION

A. This section specifies manufactured Plastic Laminate Clad Lockers, Bases, Tops, and Filler Panels and Locker Room Benches. Lockers shall be Double Tier.

1.2 RELATED WORK

A. Color of finishes: As selected from manufacturer’s full range of standard color options.

B. Ceramic toilet and bath accessories: Section 09 30 13, CERAMIC TILING

C. Manufactured toilet and bath accessories: Section 10 28 00, TOILET, BATH AND LAUNDRY ACCESSORIES.

1.3 SUBMITTALS

A. Submit in accordance with Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA

AND SAMPLES.

B. Shop Drawings:

1. Dimensioned drawings including plans, elevations and sections to indicate locker locations and interfaces with adjacent substrates.

2. Details of assembly, erection, anchorage and clearance requirements.

C. Samples:

1. One of each type of Lockers specified.

2. After approval, samples may be used in the work.

D. Manufacturer's Literature and Data:

1. All Lockers specified.

2. Show type of material, gauges or metal thickness in inches, finishes, and when required, capacity of Lockers.

1.4 QUALITY ASSURANCE

A. Each Locker shall meet, as a minimum, the requirements specified, and shall be a standard commercial product of a manufacturer regularly presently manufacturing items of type specified.

B. Each Locker type shall be the same and be made by the same manufacturer.

C. Each Locker shall be assembled to the greatest extent possible before delivery to the site.

D. Include additional features, which are not specifically prohibited by this specification, but which are a part of the manufacturer's standard commercial product.

PLASTIC LAMINATE CLAD LOCKERS 10 50 00 - 2

1.5 PACKAGING AND DELIVERY

A. Pack Lockers individually to protect finish.

B. Deliver Lockers to the project only when installation work in rooms is ready to receive them.

C. Deliver Lockers to site in sealed packages of containers; labeled for identification with manufacturer's name, brand, and contents.

1.6 STORAGE

A. Store Lockers in weather-tight and dry storage facility.

B. Protect from damage from handling, weather and construction operations before, during and after installation in accordance with manufacturer's instructions.

1.7 WARRANTY

A. Manufacturer agrees to repair and/or replace components of plastic laminate lockers that fail in materials or workmanship, excluding finish within the specified warranty period of ten (10) years from date of Substantial Completion.

1.8 REFERENCE STANDARDS

A. AWS – Architectural Woodwork Standards.

PART 2 - PRODUCTS

2.1 PLASTIC LAMINATE CLAD LOCKER

A. Locker Components

1. Material: Fire-retardant, formaldehyde-free, minimum 45-pound density industrial grade particleboard.

2. Sides: 5/8-inch thick, white vinyl finish.

3. Shelves: 3/4-inch thick, black melamine finish.

4. Back Panel: Medium density fiberboard, 1/4-inch thick, white vinyl finish, ventilated.

5. Doors: 3/4-inch thick, plastic laminate on exterior face and white cabinet liner on interior face, and polyvinyl edge molding.

6. Plastic Laminate (High Pressure Decorative Laminate):

a. Material: Meet requirements of Section 06 41 00 – Architectural

Wood Casework.

b. Color: As selected from manufacturer’s full range of standard color options.

7. Polyvinyl Edging:

a. Description: “T” shaped polyvinyl edging as standard with locker manufacturer.

b. Color: As selected by Medical Center Representative.

PLASTIC LAMINATE CLAD LOCKERS 10 50 00 - 3

8. Hinges: Black exposed knuckle hinges.

9. Locks: Provide manufacturer’s standard lock assembly to receive padlocks.

10. Hasp for Padlock: Plastic-laminate-clad locker manufacturer’s standard.

11. Hooks: Steel with ball points.

12. Clothes Rod: Plastic-laminate-clad manufacturer’s standard.

13. Silencers: Rubber.

14. Number Plates: Polished aluminum with black numbers 1/2 inch high.

Unless otherwise indicated or directed attach number plates in numerical order starting from No. 1 in each room containing lockers.

15. Provide Accessible Lockers as indicated on the Drawings.

16. Accessible Lockers: Minimum of one percent of the lockers (Minimum of one) to be accessible. Locate accessible lockers in lower tier, with accessible hardware between 12 and 40 inches above finished floor.

Provide shelf at minimum 15 inches above finished floor.

17. Product: Ideal Products. Inc.’s “Ideal 2000 Series, Model L”; or equal.

2.2 BENCHES

A. Locker benches shall be laminated selected hardwood, 32 mm (1-1/4 inch) full finished thickness. All corners and exposed edges shall be rounded and sounded. Surfaces shall be finished with two (2) coats of moisture-resistant sealer to ensure a protective satin gloss surface. Bench tops shall be a minimum of 305 mm (12 inches) and 457 mm (18 inches) wide and furnished in lengths of 914 mm (36 inches) through 3658 mm (144 inches) with even 305 mm (12 inch) increments. Refer to drawings for

Bench length and layout/orientation.

B. Heavy duty bench pedestals shall be steel tubing with 10-gauge steel flanges welded to each end. Pedestal height shall accommodate an overall bench height of 457 mm (18 inches). Pedestal finish shall match lockers. Pedestals shall be securely anchored to the floor.

2.4 FINISH [PEDESTALS]

A. Baked Enamel or Powder Coat

B. Color: Selected from Manufacturers full range of standard colors.

PLASTIC LAMINATE CLAD LOCKERS 10 50 00 - 4

PART 3 - EXECUTION

3.1 PREPARATION

A. Before starting work notify COTR in writing of any conflicts detrimental to installation or operation of units.

B. Verify with the COTR the exact location of the Lockers.

C. Do not proceed with installation until all substrates have been properly prepared. Prepare all surfaces using methods recommended by the manufacturer for achieving the best substrate installation.

3.2 INSTALLATION

A. Set work accurately, in alignment and where shown. Items shall be plumb, level, free of rack and twist, and set parallel or perpendicular as required to line and plane of surface.

B. Install Lockers in accordance with manufacturer’s instructions. Test and adjust latches for smooth operation without binding.

C. Install Lockers in accordance with the manufacturer's printed instructions.

D. Install Lockers plumb and level and securely anchor to substrate.

E. Install Lockers in a manner that will permit the accessory to function as designed and allow for servicing as required without hampering or hindering the performance of other devices.

F. Install Lockers to prevent striking by other moving, items or interference with accessibility.

3.3 PROTECTION

A. Protect installed Lockers until completion of project.

B. Repair and/or replace any damaged Lockers (if applicable) prior to

Substantial Completion.

3.4 CLEANING

After installation, clean as recommended by the manufacturer and protect from damage until completion of the project.

- - - E N D - - -

PLASTIC LAMINATE CLAD LOCKERS 10 50 00 - 5

OVERCURRENT PROTECTIVE DEVICE COORDINATION STUDY 26 05 73 - 1

SECTION 26 05 73

OVERCURRENT PROTECTIVE DEVICE COORDINATION STUDY

PART 1 - GENERAL

1.1 DESCRIPTION

A. This section specifies the overcurrent protective device coordination study, related calculations and analysis, indicated as the study in this section.

B. A short-circuit and selective coordination study, and arc flash calculations and analysis shall be prepared for the electrical overcurrent devices to be installed under this project.

C. The study shall present a well-coordinated time-current analysis of each overcurrent protective device from the individual device up to the main overcurrent protective device in the existing outdoor Normal Power

Substation and the main overcurrent protective device in the existing

MRI/Lab Emergency Power Switchboard.

1.2 RELATED WORK

A. Section 26 05 11, REQUIREMENTS FOR ELECTRICAL INSTALLATIONS: General electrical requirements that are common to more than one section of

Division 26.

B. Section 26 24 16, PANELBOARDS: Low-voltage panelboards.

C. Section 26 36 23, AUTOMATIC TRANSFER SWITCHES: Automatic transfer switches.

1.3 QUALITY ASSURANCE

A. Quality Assurance shall be in accordance with Paragraph, QUALIFICATIONS

(PRODUCTS AND SERVICES) in Section 26 05 11, REQUIREMENTS FOR

ELECTRICAL INSTALLATIONS.

B. The study shall be prepared by the equipment manufacturer, and performed by the equipment manufacturer’s licensed electrical engineer.

1.4 SUBMITTALS

A. Submit in accordance with Paragraph, SUBMITTALS in Section 26 05 11, REQUIREMENTS FOR ELECTRICAL INSTALLATIONS, and the following requirements:

1. Product data on the software program to be used for the study.

Software shall be in mainstream use in the industry, shall provide device settings and ratings, and shall show selective coordination by time-current drawings.

OVERCURRENT PROTECTIVE DEVICE COORDINATION STUDY 26 05 73 - 2

2. Complete study as described in paragraph 1.6. Submittal of the study shall be well-coordinated with submittals of the shop drawings for equipment in related specification sections.

3. Certifications: Two weeks prior to final inspection, submit the following.

a. Certification by the Contractor that the overcurrent protective devices have been set in accordance with the approved study.

1.5 APPLICABLE PUBLICATIONS

A. Publications listed below (including amendments, addenda, revisions, supplements, and errata) form a part of this specification to the extent referenced. Publications are referenced in the text by designation only.

B. Institute of Electrical and Electronics Engineers (IEEE):

241-90..................Recommended Practice Electrical Systems in

Commercial Buildings

242-03..................Recommended Practice for Protection and

Coordination of Industrial and Commercial Power

Systems

399-97..................Recommended Practice for Industrial and

Commercial Power Systems Analysis

1584-02.................Performing Arc-Flash Hazards Calculations

1584A-04................Performing Arc-Flash Hazards Calculations –

Amendment 1

1584B-11................Performing Arc-Flash Hazards Calculations –

Amendment 2

C. National Fire Protection Association (NFPA):

70-17...................National Electrical Code (NEC)

70E-18..................Standard for Electrical Safety in the Workplace

99-18...................Health Care Facilities Code

1.6 STUDY REQUIREMENTS

A. The study shall be in accordance with IEEE and NFPA standards.

B. The study shall include one line diagram, short-circuit and ground fault analysis, protective coordination plots for all overcurrent protective devices, and arc flash calculations and analysis.

C. One Line Diagram:

1. Show all electrical equipment and wiring to be protected by the overcurrent devices.

2. Show the following specific information:

OVERCURRENT PROTECTIVE DEVICE COORDINATION STUDY 26 05 73 - 3

a. Calculated fault impedance, X/R ratios, and short-circuit values at each feeder and branch circuit bus.

b. Relay, circuit breaker, and fuse ratings.

c. Generator kW/kVA and transformer kVA and voltage ratings, percent impedance, X/R ratios, and wiring connections.

d. Voltage at each bus.

e. Identification of each bus, matching the identification on the drawings.

f. Conduit, conductor, and busway material, size, length, and X/R ratios.

D. Short-Circuit Study:

1. The study shall be performed using computer software designed for this purpose. Pertinent data and the rationale employed in developing the calculations shall be described in the introductory remarks of the study.

2. Calculate the fault impedance to determine the available short-circuit and ground fault currents at each bus. Incorporate applicable motor and/or generator contribution in determining the momentary and interrupting ratings of the overcurrent protective devices.

3. Present the results of the short-circuit study in a table. Include the following:

a. Device identification.

b. Operating voltage.

c. Overcurrent protective device type and rating.

d. Calculated short-circuit current.

E. Coordination Study:

1. Prepare the coordination curves to determine the required settings of overcurrent protective devices to demonstrate selective coordination. Graphically illustrate on log-log paper that adequate time separation exists between devices, including the utility company upstream device if applicable. Plot the specific time-current characteristics of each overcurrent protective device in such a manner that all devices are clearly depicted.

2. The following specific information shall also be shown on the coordination curves:

a. Device identification.

b. Potential transformer and current transformer ratios.

OVERCURRENT PROTECTIVE DEVICE COORDINATION STUDY 26 05 73 - 4

c. Three-phase and single-phase ANSI damage points or curves for each cable, transformer, or generator.

d. Applicable circuit breaker or protective relay characteristic curves.

e. No-damage, melting, and clearing curves for fuses.

f. Transformer in-rush points.

3. Develop a table to summarize the settings selected for the overcurrent protective devices. Include the following in the table:

a. Device identification.

b. Protective relay or circuit breaker potential and current transformer ratios, sensor rating, and available and suggested pickup and delay settings for each available trip characteristic.

c. Fuse rating and type.

F. Arc Flash Calculations and Analysis:

1. Arc flash warning labels shall comply with Section 26 05 11, REQUIREMENTS FOR ELECTRICAL INSTALLATIONS.

2. Arc flash calculations shall be based on actual over-current protective device clearing time. Maximum clearing time shall be in accordance with IEEE 1584.

3. Arc flash analysis shall be based on the lowest clearing time setting of the over-current protective device to minimize the incident energy level without compromising selective coordination.

4. Arc flash boundary and available arc flash incident energy at the corresponding working distance shall be calculated for all electrical power distribution equipment specified in the project, and as shown on the drawings.

5. Required arc-rated clothing and other PPE shall be selected and specified in accordance with NFPA 70E.

1.7 ANALYSIS

A. Analyze the short-circuit calculations, and highlight any equipment determined to be underrated as specified. Propose solutions to effectively protect the underrated equipment.

1.8 ADJUSTMENTS, SETTINGS, AND MODIFICATIONS

A. Final field settings and minor modifications of the overcurrent protective devices shall be made to conform with the study, without additional cost to the Government.

OVERCURRENT PROTECTIVE DEVICE COORDINATION STUDY 26 05 73 - 5

PART 2 - PRODUCTS (NOT USED)

PART 3 - EXECUTION (NOT USED)

---END---

INTERIOR LIGHTING 26 51 00 - 1

SECTION 26 51 00

INTERIOR LIGHTING

PART 1 - GENERAL

1.1 DESCRIPTION:

A. This section specifies the furnishing, installation, and connection of the interior lighting systems. The terms “lighting fixture,”

“fixture,” and “luminaire” are used interchangeably.

1.2 RELATED WORK

A. Section 01 74 19, CONSTRUCTION WASTE MANAGEMENT: Disposal of lamps.

B. Section 26 05 11, REQUIREMENTS FOR ELECTRICAL INSTALLATIONS:

Requirements that apply to all sections of Division 26.

C. Section 26 05 19, LOW-VOLTAGE ELECTRICAL POWER CONDUCTORS AND CABLES:

Low-voltage conductors.

D. Section 26 05 26, GROUNDING AND BONDING FOR ELECTRICAL SYSTEMS:

Requirements for personnel safety and to provide a low impedance path to ground for possible ground fault currents.

E. Section 26 27 26, WIRING DEVICES: Wiring devices used for control of the lighting systems.

1.3 QUALITY ASSURANCE

A. Quality Assurance shall be in accordance with Paragraph, QUALIFICATIONS

(PRODUCTS AND SERVICES) in Section 26 05 11, REQUIREMENTS FOR

ELECTRICAL INSTALLATIONS.

1.4 SUBMITTALS

A. Submit in accordance with Paragraph, SUBMITTALS in Section 26 05 11, REQUIREMENTS FOR ELECTRICAL INSTALLATIONS, and the following requirements:

1. Shop Drawings:

a. Submit the following information for each type of lighting fixture designated on the LIGHTING FIXTURE SCHEDULE, arranged in order of lighting fixture designation.

b. Material and construction details, include information on housing and optics system.

c. Physical dimensions and description.

d. Wiring schematic and connection diagram.

e. Installation details.

f. Energy efficiency data.

g. Photometric data based on laboratory tests complying with IES

Lighting Measurements testing and calculation guides.

INTERIOR LIGHTING 26 51 00 - 2

h. Fixture data including lumen output (initial and mean), color rendition index (CRI), rated life (hours), and color temperature

(degrees Kelvin).

i. For LED lighting fixtures, submit US DOE LED Lighting Facts label, and IES L70 rated life.

2. Manuals:

a. Submit, simultaneously with the shop drawings, complete maintenance and operating manuals, including technical data sheets, wiring diagrams, and information for ordering replacement parts.

b. If changes have been made to the maintenance and operating manuals originally submitted, submit updated maintenance and operating manuals two weeks prior to the final inspection.

3. Certifications: Two weeks prior to final inspection, submit the following.

a. Certification by the Contractor that the interior lighting systems have been properly installed and tested.

1.5 APPLICABLE PUBLICATIONS

A. Publications listed below (including amendments, addenda, revisions, supplements, and errata) form a part of this specification to the extent referenced. Publications are referenced in the text by designation only.

B. American Society for Testing and Materials (ASTM):

C635/C635M REV A-13.....Manufacture, Performance, and Testing of Metal

Suspension Systems for Acoustical Tile and Lay-in Panel Ceilings

C. Environmental Protection Agency (EPA):

40 CFR 261..............Identification and Listing of Hazardous Waste

D. Federal Communications Commission (FCC):

CFR Title 47, Part 15...Radio Frequency Devices

CFR Title 47, Part 18...Industrial, Scientific, and Medical Equipment

E. Illuminating Engineering Society of North America (IESNA):

LM-79-08................Electrical and Photometric Measurements of

Solid-State Lighting Products

LM-80-15................Measuring Lumen Maintenance of LED Light

Sources

INTERIOR LIGHTING 26 51 00 - 3

LM-82-12................Characterization of LED Light Engines and LED

Lamps for Electrical and Photometric Properties as a Function of Temperature

F. Institute of Electrical and Electronic Engineers (IEEE):

C62.41-91(R1995)........Surge Voltages in Low Voltage AC Power Circuits

G. International Code Council (ICC):

IBC-15..................International Building Code

H. National Electrical Manufacturer's Association (NEMA):

C78.376-14..............Chromaticity of Fluorescent Lamps

C82.1-04(R2015).........Lamp Ballasts – Line Frequency Fluorescent Lamp

Ballasts

C82.2-02(R2016).........Method of Measurement of Fluorescent Lamp

Ballasts

C82.4-17................Lamp Ballasts - Ballasts for High-Intensity

Discharge and Low-Pressure Sodium (LPS) Lamps

(Multiple-Supply Type)

C82.11-17...............Lamp Ballasts - High Frequency Fluorescent Lamp

Ballasts

LL 9-11.................Dimming of T8 Fluorescent Lighting Systems

SSL 1-16................Electronic Drivers for LED Devices, Arrays, or

Systems

I. National Fire Protection Association (NFPA):

70-17...................National Electrical Code (NEC)

101-18..................Life Safety Code

J. Underwriters Laboratories, Inc. (UL):

496-17..................Lampholders

542-05..................Fluorescent Lamp Starters

844-12..................Luminaires for Use in Hazardous (Classified)

Locations

924-16..................Emergency Lighting and Power Equipment

935-01..................Fluorescent-Lamp Ballasts

1029-94.................High-Intensity-Discharge Lamp Ballasts

1029A-06................Ignitors and Related Auxiliaries for HID Lamp

Ballasts

1598-08.................Luminaires

1574-04.................Track Lighting Systems

2108-15.................Low-Voltage Lighting Systems

INTERIOR LIGHTING 26 51 00 - 4

8750-15.................Light Emitting Diode (LED) Light Sources for

Use in Lighting Products

PART 2 - PRODUCTS

2.1 LIGHTING FIXTURES

A. Shall be in accordance with NFPA, UL, as shown on drawings, and as specified.

B. Sheet Metal:

1. Shall be formed to prevent warping and sagging. Housing, trim and lens frame shall be true, straight (unless intentionally curved), and parallel to each other as designed.

2. Wireways and fittings shall be free of burrs and sharp edges, and shall accommodate internal and branch circuit wiring without damage to the wiring.

3. When installed, any exposed fixture housing surface, trim frame, door frame, and lens frame shall be free of light leaks.

4. Hinged door frames shall operate smoothly without binding. Latches shall function easily by finger action without the use of tools.

C. Recessed fixtures mounted in an insulated ceiling shall be listed for use in insulated ceilings.

D. Mechanical Safety: Lighting fixture closures (lens doors, trim frame, hinged housings, etc.) shall be retained in a secure manner by captive screws, chains, aircraft cable, captive hinges, or fasteners such that they cannot be accidentally dislodged during normal operation or routine maintenance.

E. Metal Finishes:

1. The manufacturer shall apply standard finish (unless otherwise specified) over a corrosion-resistant primer, after cleaning to free the metal surfaces of rust, grease, dirt and other deposits. Edges of pre-finished sheet metal exposed during forming, stamping or shearing processes shall be finished in a similar corrosion resistant manner to match the adjacent surface(s). Fixture finish shall be free of stains or evidence of rusting, blistering, or flaking, and shall be applied after fabrication.

2. Interior light reflecting finishes shall be white with not less than

85 percent reflectances, except where otherwise shown on the drawing.

3. Exterior finishes shall be as shown on the drawings.

INTERIOR LIGHTING 26 51 00 - 5

F. Lighting fixtures shall have a specific means for grounding metallic wireways and housings to an equipment grounding conductor.

G. Lighting fixtures in hazardous areas shall be suitable for installation in Class and Division areas as defined in NFPA 70.

2.2 EMERGENCY LIGHTING UNIT

A. Complete, self-contained unit with batteries, battery charger, one or more local or remote lamp heads with lamps, under-voltage relay, and test switch.

1. Fixture: see schedule on drawings.

2. Battery: Shall be maintenance-free nickel-cadmium. Minimum normal life shall be minimum of 10 years.

3. Battery Charger: Dry-type full-wave rectifier with charging rates to maintain the battery in fully-charged condition during normal operation, and to automatically recharge the battery within 12 hours following a 1-1/2 hour continuous discharge.

4. Integral Self-Test: Automatically initiates test of unit emergency operation at required intervals. Test failure is annunciated by an integral audible alarm and a flashing LED.

2.3 LED EXIT LIGHT FIXTURES

A. Exit light fixtures shall meet applicable requirements of NFPA and UL.

B. Housing and door shall be die-cast aluminum.

C. For general purpose exit light fixtures, door frame shall be hinged, with latch. For vandal-resistant exit light fixtures, door frame shall be secured with tamper-resistant screws.

D. Finish shall be satin or fine-grain brushed aluminum.

E. There shall be no radioactive material used in the fixtures.

F. Fixtures:

1. Inscription panels shall be cast or stamped aluminum a minimum of

2.25 mm (0.090 inch) thick, stenciled with 150 mm (6 inch) high letters, baked with red color stable plastic or fiberglass. Lamps shall be luminous Light Emitting Diodes (LED) mounted in center of letters on red color stable plastic or fiberglass.

2. Double-Faced Fixtures: Provide double-faced fixtures where required or as shown on drawings.

3. Directional Arrows: Provide directional arrows as part of the inscription panel where required or as shown on drawings.

Directional arrows shall be the "chevron-type" of similar size and width as the letters and meet the requirements of NFPA 101.

INTERIOR LIGHTING 26 51 00 - 6

G. Voltage: Multi-voltage (120 – 277V).

2.4 LED LIGHT FIXTURES

A. General:

1. LED light fixtures shall be in accordance with IES, NFPA, UL, as shown on the drawings, and as specified.

2. LED light fixtures shall be Reduction of Hazardous Substances

(RoHS)-compliant.

3. LED drivers shall include the following features unless otherwise indicated:

a. Minimum efficiency: 85% at full load.

b. Minimum Operating Ambient Temperature: -20˚ C. (-4˚ F.)

c. Input Voltage: 120 - 277V (±10%) at 60 Hz.

d. Integral short circuit, open circuit, and overload protection.

e. Power Factor: ≥ 0.95.

f. Total Harmonic Distortion: ≤ 20%.

g. Comply with FCC 47 CFR Part 15.

4. LED modules shall include the following features unless otherwise indicated:

a. Comply with IES LM-79 and LM-80 requirements.

b. Minimum CRI 80 and color temperature 3000˚ K unless otherwise specified in LIGHTING FIXTURE SCHEDULE.

c. Minimum Rated Life: 50,000 hours per IES L70.

d. Light output lumens as indicated in the LIGHTING FIXTURE

SCHEDULE.

B. LED Downlights:

1. Housing, LED driver, and LED module shall be products of the same manufacturer.

C. LED Troffers:

1. LED drivers, modules, and reflector shall be accessible, serviceable, and replaceable from below the ceiling.

2. Housing, LED driver, and LED module shall be products of the same manufacturer.

3.1 INSTALLATION

A. Installation shall be in accordance with the NEC, manufacturer's instructions, and as shown on the drawings or specified.

B. Align, mount, and level the lighting fixtures uniformly.

INTERIOR LIGHTING 26 51 00 - 7

C. Wall-mounted fixtures shall be attached to the studs in the walls, or to a 20 gauge metal backing plate that is attached to the studs in the walls. Lighting fixtures shall not be attached directly to gypsum board.

D. Lighting Fixture Supports:

1. Shall provide support for all of the fixtures. Supports may be anchored to channels of the ceiling construction, to the structural slab or to structural members within a partition, or above a suspended ceiling.

2. Shall maintain the fixture positions after cleaning and servicing.

3. Shall support the lighting fixtures without causing the ceiling or partition to deflect.

4. Hardware for recessed fixtures:

a. Hardware devices shall independently support the fixture from the building structure at four points.

5. Hardware for surface mounting fixtures to suspended ceilings:

a. In addition to being secured to any required outlet box, fixtures shall be bolted to a grid ceiling system at four points spaced near the corners of each fixture. The bolts shall be not less than 6 mm (1/4 inch) secured to channel members attached to and spanning the tops of the ceiling structural grid members. Non-turning studs may be attached to the ceiling structural grid members or spanning channels by special clips designed for the purpose, provided they lock into place and require simple tools for removal.

b. In addition to being secured to any required outlet box, fixtures shall be bolted to ceiling structural members at four points spaced near the corners of each fixture. Pre-positioned 6 mm (1/4 inch) studs or threaded plaster inserts secured to ceiling structural members shall be used to bolt the fixtures to the ceiling. In lieu of the above, 6 mm (1/4 inch) toggle bolts may be used on new or existing ceiling provided the plaster and lath can safely support the fixtures without sagging or cracking.

E. The electrical and ceiling trades shall coordinate to ascertain that approved lighting fixtures are furnished in the proper sizes and installed with the proper devices (hangers, clips, trim frames, flanges, etc.), to match the ceiling system being installed.

INTERIOR LIGHTING 26 51 00 - 8

F. Bond lighting fixtures to the grounding system as specified in Section

26 05 26, GROUNDING AND BONDING FOR ELECTRICAL SYSTEMS.

G. At completion of project, replace all defective components of the lighting fixtures at no cost to the Government.

H. Dispose of lamps per requirements of Section 01 74 19, CONSTRUCTION

WASTE MANAGEMENT, and Section 02 41 00, DEMOLITION.

3.2 ACCEPTANCE CHECKS AND TESTS

A. Perform the following:

1. Visual Inspection:

a. Verify proper operation by operating the lighting controls.

b. Visually inspect for damage to fixtures, lenses, reflectors, diffusers, and louvers. Clean fixtures, lenses, reflectors, diffusers, and louvers that have accumulated dust, dirt, or fingerprints during construction.

2. Electrical tests:

a. Exercise dimming components of the lighting fixtures over full range of dimming capability by operating the control devices(s) in the presence of the Resident Engineer or COTR. Observe for visually detectable flicker over full dimming range, and replace defective components at no cost to the Government.

3.3 FOLLOW-UP VERIFICATION

A. Upon completion of acceptance checks and tests, the Contractor shall show by demonstration in service that the lighting systems are in good operating condition and properly performing the intended function.

---END---

EXTERIOR INTERIOR 26 56 00 - 1

SECTION 26 56 00

EXTERIOR LIGHTING

1.1 DESCRIPTION

This section specifies the furnishing, installation, and connection of exterior fixtures, poles, and supports. The terms “lighting fixtures”, “fixture” and “luminaire” are used interchangeably.

1.2 RELATED WORK

A. Section 03 30 00, CAST-IN-PLACE CONCRETE.

B. Section 09 06 00, SCHEDULE FOR FINISHES: Finishes for exterior light poles and luminaires.

C. Section 26 05 11, REQUIREMENTS FOR ELECTRICAL INSTALLATIONS: General electrical requirements and items that are common to more than one section of Division 26.

D. Section 26 05 19, LOW-VOLTAGE ELECTRICAL POWER CONDUCTORS AND CABLES

(600 VOLTS AND BELOW): Low voltage power and lighting wiring.

E. Section 26 05 26, GROUNDING AND BONDING FOR ELECTRICAL SYSTEMS:

Requirements for personnel safety and to provide a low impedance path for possible ground fault currents.

F. Section 26 05 33, RACEWAY AND BOXES FOR ELECTRICAL SYSTEMS: Conduits, fittings, and boxes for raceway systems.

G. Section 26 09 23, LIGHTING CONTROLS: Controls for exterior lighting.

1.3 QUALITY ASSURANCE

A. Quality Assurance shall be in accordance with Paragraph, QUALIFICATIONS

(PRODUCTS AND SERVICES) in Section 26 05 11, REQUIREMENTS FOR

ELECTRICAL INSTALLATIONS.

1.4 SUBMITTALS

A. Submit in accordance with Paragraph, SUBMITTALS in Section 26 05 11, REQUIREMENTS FOR ELECTRICAL INSTALLATIONS, and the following requirements:

1. Shop Drawings:

a. Submit the following information for each type of lighting fixture designated on the LIGHTING FIXTURE SCHEDULE, arranged in order of lighting fixture designation.

b. Material and construction details, include information on housing and optics system.

c. Physical dimensions and description.

EXTERIOR INTERIOR 26 56 00 - 2

d. Wiring schematic and connection diagram.

e. Installation details.

f. Energy efficiency data.

g. Photometric data based on laboratory tests complying with IES

Lighting Measurements testing and calculation guides.

h. Fixture data including lumen output (initial and mean), color rendition index (CRI), rated life (hours), and color temperature

(degrees Kelvin).

i. For LED lighting fixtures, submit US DOE LED Lighting Facts label, and IES L70 rated life.

2. Manuals:

a. Submit, simultaneously with the shop drawings, complete maintenance and operating manuals, including technical data sheets, wiring diagrams, and information for ordering replacement parts.

b. If changes have been made to the maintenance and operating manuals originally submitted, submit updated maintenance and operating manuals two weeks prior to the final inspection.

3. Certifications: Two weeks prior to final inspection, submit the following.

a. Certification by the Contractor that the exterior lighting systems have been properly installed and tested.

1.5 APPLICABLE PUBLICATIONS

A. Publications listed below (including amendments, addenda, revisions, supplements, and errata) form a part of this specification to the extent referenced. Publications are referenced in the text by designation only.

B. American Association of State Highway and Transportation Officials

(AASHTO):

LRFDLTS-17..............Structural Supports for Highway Signs, Luminaires and Traffic Signals

C. American Concrete Institute (ACI):

318-14 .................Building Code Requirements for Structural

Concrete

D. American National Standards Institute (ANSI):

H35.1/H35 1M-17.........American National Standard Alloy and Temper

Designation Systems for Aluminum

E. American Society for Testing and Materials (ASTM):

EXTERIOR INTERIOR 26 56 00 - 3

A123/A123M-17 ..........Zinc (Hot-Dip Galvanized) Coatings on Iron and

Steel Products

A153/A153M-16...........Zinc Coating (Hot-Dip) on Iron and Steel

Hardware

B108/B108M-15 ..........Aluminum-Alloy Permanent Mold Castings

C1089-13 ...............Spun Cast Prestressed Concrete Poles

F. Federal Aviation Administration (FAA):

AC 70/7460-IL-15........Obstruction Lighting and Marking

AC 150/5345-43H-16......Obstruction Lighting Equipment

G. Illuminating Engineering Society of North America (IESNA):

HB-9-00.................Lighting Handbook

RP-8-14.................Roadway Lighting

LM-52-03................Photometric Measurements of Roadway Sign

Installations

LM-72-97(R2010).........Directional Positioning of Photometric Data

LM-79-08................Approved Method for the Electrical and

Photometric Measurements of Solid-Sate Lighting

Products

LM-80-15................Approved Method for Measuring Luminous Flux and

Color Maintenance of LED Packages, Arrays and

Modules

TM-15-11................Luminaire Classification System for Outdoor

Luminaires

H. National Electrical Manufacturers Association (NEMA):

C78.41-16...............Electric Lamps – Guidelines for Low-Pressure

Sodium Lamps

C78.42-09(R2016) .......Electric Lamps – Guidelines for High-Pressure

Sodium Lamps

C78.43-13 ..............Electric Lamps – Single-Ended Metal-Halide

Lamps

C78.1381-98.............Electric Lamps – 70-Watt M85 Double-Ended

Metal-Halide Lamps

C81.61-17 ..............Electrical Lamp Bases – Specifications for

Bases (Caps) for Electric Lamps

C82.4-17 ...............Ballasts for High-Intensity-Discharge and Low-

Pressure Sodium Lamps (Multiple-Supply Type)

C136.3-14 ..............For Roadway and Area Lighting Equipment –

Luminaire Attachments

EXTERIOR INTERIOR 26 56 00 - 4

C136.17-05(R2010)(S2017) Roadway and Area Lighting Equipment –

Enclosed Side-Mounted Luminaires for

Horizontal-Burning High-Intensity-Discharge

Lamps – Mechanical Interchangeability of

Refractors

ICS 2-00(R2005) ........Controllers, Contactors and Overload Relays

Rated 600 Volts

ICS 6-93(R2016) ........Enclosures

I. National Fire Protection Association (NFPA):

70-17 ..................National Electrical Code (NEC)

101-18..................Life Safety Code

J. Underwriters Laboratories, Inc. (UL):

496-17 .................Lampholders

773-16..................Plug-In, Locking Type Photocontrols for Use with Area Lighting

773A-16 ................Nonindustrial Photoelectric Switches for

Lighting Control

1029-94.................High-Intensity-Discharge Lamp Ballasts

1598-08 ................Luminaires

8750-15.................Light Emitting Diode (LED) Equipment for Use in

Lighting Products

1.6 DELIVERY, STORAGE, AND HANDLING

Provide manufacturer’s standard provisions for protecting pole finishes during transport, storage, and installation. Do not store poles on ground. Store poles so they are at least 305 mm (12 inches) above ground level and growing vegetation. Do not remove factory-applied pole wrappings until just before installing pole.

PART 2 - PRODUCTS

2.1 GENERAL REQUIREMENTS

Luminaires, materials and equipment shall be in accordance with NEC, UL, ANSI, and as shown on the drawings and specified.

2.2 LUMINAIRES

A. Luminaires shall be weatherproof, heavy duty, outdoor types designed for efficient light utilization, adequate dissipation of board and driver heat, and safe cleaning and servicing.

B. Illumination distribution patterns, BUG ratings and cutoff types as defined by the IESNA shall be as shown on the drawings.

EXTERIOR INTERIOR 26 56 00 - 5

C. Incorporate drivers in the luminaire housing, except where otherwise shown on the drawings.

D. Lenses shall be frame-mounted, heat-resistant, borosilicate glass, with prismatic refractors, unless otherwise shown on the drawings. Attach the frame to the luminaire housing by hinges or chain. Use heat and aging-resistant, resilient gaskets to seal and cushion lenses and refractors in luminaire doors.

E. Pre-wire internal components to terminal strips at the factory.

F. Bracket-mounted luminaires shall have leveling provisions and clamp-type adjustable slip-fitters with locking screws.

G. Materials shall be rustproof. Latches and fittings shall be non-ferrous metal.

H. Provide manufacturer's standard finish, as scheduled on the drawings.

Where indicated on drawings, match finish process and color of support materials. Where indicated on drawings, provide finishes as indicated in Section 09 06 00, SCHEDULE FOR FINISHES.

I. Luminaires shall carry factory labels, showing complete, specific lamp and driver information.

2.3 LAMPS

A. LED sources shall meet the following requirements:

1. Operating temperature rating shall be between -40 degrees C (-40 degrees F) and 50 degrees C (120 degrees F).

2. Correlated Color Temperature (CCT): as scheduled on the drawings

3. Color Rendering Index (CRI): 85.

4. The manufacturer shall have performed reliability tests on the LEDs luminaires complying with Illuminating Engineering Society (IES)

LM79 for photometric performance and LM80 for lumen maintenance and

L70 life.

B. Mercury vapor lamps shall not be used.

2.4 LED DRIVERS

A. LED drivers shall meet the following requirements:

1. Drivers shall have a minimum efficiency of 85%.

2. Starting Temperature: -40 degrees C (-40 degrees F).

3. Input Voltage: 120 to 480 (±10%) volt.

4. Power Supplies: Class I or II output.

5. Surge Protection: The system must survive 250 repetitive strikes of

“C Low” (C Low: 6kV/1.2 x 50 μs, 10kA/8 x 20 μs) waveforms at 1-

EXTERIOR INTERIOR 26 56 00 - 6

minute intervals with less than 10% degradation in clamping voltage.

“C Low” waveforms are as defined in IEEE/ASNI C62.41.2-2002, Scenario 1 Location Category C.

6. Power Factor (PF): ≥ 0.90.

7. Total Harmonic Distortion (THD): ≤ 20%.

8. Comply with FCC Title 47 CFR Part 18 Non-consumer RFI/EMI Standards.

9. Drivers shall be reduction of hazardous substances (ROHS)-compliant.

2.5 EXISTING LIGHTING SYSTEMS

A. For modifications or additions to existing lighting systems, the new components shall be compatible with the existing systems.

B. New luminaires shall have approximately the same configurations, dimensions, and reflector type as the existing poles and luminaires, except where otherwise shown on the drawings.

3.1 INSTALLATION

A. Install lighting in accordance with the NEC, as shown on the drawings, and in accordance with manufacturer’s recommendations.

B. Adjust luminaires that require field adjustment or aiming.

3.2 GROUNDING

Ground noncurrent-carrying parts of equipment, including luminaires, mounting arms, brackets, and metallic enclosures, as specified in

Section 26 05 26, GROUNDING AND BONDING FOR ELECTRICAL SYSTEMS. Where copper grounding conductor is connected to a metal other than copper, provide specially-treated or lined connectors suitable and listed for this purpose.

3.3 ACCEPTANCE CHECKS AND TESTS

Verify operation after installing luminaires and energizing circuits.

DEWATERING 31 23 19 - 1

SECTION 31 23 19

DEWATERING

1.1 DESCRIPTION:

This section specifies performance of dewatering required to lower and control ground water table levels and hydrostatic pressures to permit excavation, backfill, and construction to be performed in the dry.

Control of surface water shall be considered as part of the work under this specification.

1.2 SUMMARY:

A. The work to be completed by the Contractor includes, but is not necessarily limited to the following:

1. Implementation of the Erosion and Sedimentation Control Plan.

2. Dewater excavations, including seepage and precipitation.

B. The Contractor shall be responsible for providing all materials, equipment, labor, and services necessary for care of water and erosion control. Excavation work shall not begin before the Erosion and

Sedimentation Control Plan is in place.

1.3 REQUIREMENT:

A. Dewatering system shall be of sufficient size and capacity necessary to lower and maintain ground water table to an elevation at…