section 26 56 00 -exterior and street lighting-rev a.pdf

MINISTRY OF HOUSING Western Sector Projects Sitework & Infrastructure OMRANIA and ASSOCIATES Project Specification

EXTERIOR AND STREET LIGHTING SECTION 26 56 00 - 1

SECTION 26 56 00

EXTERIOR AND STREET LIGHTING

PART 1: GENERAL

1.01 SECTION INCLUDES

A Exterior and street lighting including, but not limited to the following:

1. Exterior/street lighting fixtures.

2. Lamps and accessories.

3. Lighting poles/columns.

4. Exterior lighting panels.

1.02 RELATED SECTIONS

A Section 01 31 00 Project Management and Coordination.

B Section 0133 00 Submittal Procedures.

C Section 01 61 00 Common Product Requirements

D Section 01 75 00 Starting of Systems.

E Section 01 77 00 Contract Closeout.

F Section 01 78 23 Operation and Maintenance Data.

G Section 01 78 36 Warranties.

H Section 03 30 00 Cast In Place Concrete.

I Section 26 05 00 Common Work Results for Electrical.

J Section 26 05 53 Electrical Identification.

K Section 26 05 19 LV Cables and Wires.

L Section 26 24 13 LV Power Distribution Boards.

M Section 26 24 16 Panel Boards.

N Section 26 28 00 LV Protective Devices.

O Section 26 51 00 Interior Lighting.

P Section 26 52 00 Emergency and Exit Lighting.



Q Section 26 05 26 Earthing System.

R Section 26 08 00 Testing and Commissioning of Electrical Systems.

1.03 REFERENCES

A SASO Saudi Arabian Standards Organization.

B IEC 60346 Electrical Installations of Buildings.

C IEC 60529 Degrees of Protection provided by Enclosures (IP code).

D IEC 60598-1 Luminaires Safety General Requirements and Tests.

E IEC 60598-2 Luminaires Part 2, Particular Requirements (Various Parts).

F IEC 61347-1 Lamp Control gear, General and Safety Requirements.

G IEC 61347-2 Lamp Control gear, Particular Requirements for Electronic Inverters and Converters, Step Down Converters, Ballasts, etc. (Various Parts)

H BSEN 62031 LED Modules for General Lighting, Safety Specifications.

I BSEN 62384 DC or AC Supplied Electronic Control gear for LED Modules, Performance Requirements.

J BS 5489 Code of Practice for the Design of Road Lighting.

K BS 7671 Requirements for Electrical Installations (IEE Wiring Regulations).

L CIBSE Chartered Institute of Building Services Engineers Lighting Codes.

M IES Handbook Handbook of Illumination Engineering Society.

N Municipality Technical Specifications and General Conditions for Lighting of Streets, Roads and Areas by Municipality of Madinah Al Munawwarah.

1.04 SUBMITTALS

A Comply with section 0133 00.

B Manufacturer's illustrated leaflets, catalogs and technical/photometric data for exterior and street lighting fixtures to show that the proposed light fixtures are of the required type, construction and quality.

C Submit dimensioned shop drawings of lighting fixture installations, including but not necessarily limited to, layouts and connections to panel boards. Submit fixture shop drawings in booklet form with a separate sheet for each proposed fixture, assembled in luminaire type alphabetical order.

D Computer calculations confirming horizontal and vertical illuminance levels and corresponding uniformity.

E Submit new lighting calculations if an equal alternative fixture (different from the specified one) would be submitted. Additional lighting fixtures of the equal alternative fixture type shall be provided at no extra cost to achieve the specified illumination level.



1.05 QUALITY ASSURANCE

A Manufacturers: Firms regularly engaged in manufacture of the lighting fixtures of types and ratings required, whose products have been in satisfactory use in similar service for not less than 5 years. Preference shall be given to local manufacturers and suppliers/agents.

B Installer: Firms regularly engaged and qualified with at least 5 years of successful installation and experience on projects with lighting fixtures similar to those required for the project.

C Exterior and street lighting fixtures shall comply with applicable requirements of SASO, BS and IEC.

1.06 DELIVERY, STORAGE AND HANDLING

A Comply with section 01 61 00.

B Deliver exterior and street lighting fixtures, lamps and accessories to the project site wrapped in protective covering and store in a dry location free from dust or water, and in a manner to permit easy access for inspection and handling. Lighting fixtures, lamps and accessories shall be handled carefully to prevent damage. Replace damaged items at no additional cost.

1.07 WARRANTY

A Comply with the section 01 78 36.

1.08 SPARE PARTS

A Supply as maintenance stock, additional ballasts, LV transformers, power supplies, diffusers, lenses, covers and lamps amounting to one unit for every 20 units, but not less than 3 units of each type, size and rating.

1.09 MUNICIPALITY COMPLIANCE

A Contractor shall comply with specification and general conditions for lighting of streets, roads and areas of the municipality having jurisdiction. The street and road lighting specification of Madinah Al-Munawwarah municipality are attached with the contract documents for guidance, however contractor shall obtain copy of all applicable specification and standards from the concerned authorities as required on site or instructed by the Engineer.

B Any conflict found between this project specification and municipality specification / standards shall be immediately brought to the notice of Engineer for final decision.

PART 2: PRODUCTS

2.01 ACCEPTABLE MANUFACTURERS

Not Used.

2.02 GENERAL

A All materials specified herein shall be of high quality and of proven suitability for the functions



they will perform and the conditions they will meet in service.

B Furnish all light fittings complete with internal wiring, lamps and lamp holders, all kinds of control gear, LV transformers, power supplies, leads, trim, rings, frames, hangers and reflectors.

C Lighting fittings shall be of sizes, types, IP-protection degree and ratings as shown on the drawings and schedules.

D All wiring within the lighting fittings shall be suitable for the voltage, current and temperature to which insulation will be subjected.

2.03 EXTERIOR/STREET LIGHTING FIXTURES

A All exterior and street lighting fixtures including landscape, area, sports and faade lighting shall be complete with all necessary accessories such as wiring, ballasts, lamps, sockets, reflectors, mounting hardware, etc., to make a workable unit.

B Exterior and street lighting fixtures shall be generally made of extruded or pressure die-cast aluminum alloy housing with sheet aluminum, corrosion resistance type and top sealed with fasteners and silicone sealant.

C Optical systems shall be composed of polished aluminum reflectors allowing field adjustment to the desired light distribution. Reflectors shall be adjustable and retained in position by a spring loaded device. Lenses shall be clear flat tempered glass or acrylic. External surfaces shall be smooth to minimize dirt accumulation.

D All exterior and street lighting fixtures shall be dust and splash proof, conforming to protection classification IP-65 or approved equivalent.

E Any proposal for lighting fixtures, other than the fixtures specified, shall be accompanied by complete lighting calculations and photometric data for the proposed fixtures.

F Comply with the requirements of section 26 51 00 (Interior Lighting), for exterior and street lighting fixtures, as applicable.

G Any LED or linear lighting fixture used as exterior/street lighting fixture shall comply with the requirements given in section 26 51 00 for interior lighting. All kinds of required control gear, power supplies/drivers, LV transformers, dimmers, etc. shall be supplied as part of exterior/ street lighting fixture.

H Ballasts and other components of the control gear of light fixtures shall be mounted on an inner tray with a cover and retained in the closed position by two quarter turn fasteners. The entire tray assembly shall be removable for replacement or maintenance. Some light fixtures may require remote mounting of the control gear. In this situation, a detail showing construction of remote control gear and distance from the light fixture is shall be submitted for the approval of the Engineer.

I Ballasts shall be of the ratings, types and makes as recommended by the manufacturer and shall be capable of providing appropriate voltages and impedances for starting high intensity discharge lamps at which lamps are designed.

J All exterior and street lighting fixtures for use in hazardous areas shall conform to the requirements of NEC chapter 5 and shall be appropriate to the classification of the hazard.



2.04 LAMPS AND ACCESSORIES

A All lamps for exterior and street lighting shall be in accordance with the details shown on lighting fixture schedules/specification sheets and drawings. The lamps shall conform to the requirements mentioned in section 26 51 00 (Interior Lighting).

B All accessories for exterior and street lighting fixtures shall comply with the requirements given in section 26 51 00 as applicable and in accordance with manufacturers recommendations.

2.05 LIGHTING POLES/COLUMNS

A Lighting poles/columns for exterior and street lighting shall have round, tapered, conical, octagonal, or any other shape as indicated on drawings and manufactured of steel, with smooth exterior surfaces. The height, bottom and top diameters and other pertinent information regarding lighting poles/columns shall be as indicated on the drawings and schedules or as required by the Engineer, subject to municipality approval.

B Lighting poles/columns shall be supplied with steel plate base flange which shall include earthing nut, handhole with cover and four galvanized steel anchor bolts.

C Lighting poles/columns of 9 to 18 meters height shall be supplied with suitable brackets to accommodate the mounting of the type and number of light fixtures shown on the drawings and schedules.

D Lighting columns of 20 meters height or greater shall be suitable to accommodate the mounting of a movable head frame. The head frame shall have suitable slots which can accept floodlights for the mounting of the number of floodlights shown on the drawings. The head frame shall be raised via a portable lift. The lift shall use a motor device mechanism suitable for use in column lighting. Power supply shall be from a single or three phase socket outlet, as required and installed in the base of each tower.

E Anchor bolts shall be smooth or threaded bars and shall be of a grade at least equivalent to the grade use for the shaft and a minimum of 75 mm long. No welding shall be carried out on the bolts.

F Lighting poles/columns shall be capable of withstanding a wind loading of 130 km/hr blowing at a height of 12 meters above ground level on the effective projected areas of pole, bracket and lighting fixtures. Foundations shall be in accordance with the structural requirements contained elsewhere in the specification.

G Lighting poles/columns used for exterior and street lighting shall be unpainted. Poles shall be provided with a wiring compartment at a height suitable for access and maintenance. Provide fuse with fuse holder and an internal grounding lug inside the compartment.

2.06 EXTERIOR LIGHTING PANELS

A Provide exterior lighting panels comprising circuit breakers, contactors, fuses, time switches, etc. at locations as shown on the drawings. The panels shall meet the requirements of sections 26 24 13 (LV Power Distribution Boards), 26 24 16 (Panel Boards) and 26 28 00 (LV Protective Devices).

B The exterior lighting panels shall be provided with time switches and include a master ON/OFF key switch with an indicator lamp located immediately above the switch to indicate the switch is "ON".



C The enclosure for exterior lighting panel shall have a degree of protection IP-31 for indoor application and IP-54 for wet area and outdoor application.

D In case suitable location is not available for wall mounting, the outdoor exterior lighting panels shall be pad mounted. The cost of concrete pad shall be included in the cost of exterior lighting panel.

E All exterior and street lighting shall be either controlled through KNX system or a conventional system employing mechanical timer as shown on the drawings and schedules. Photo electric cell switch shall be utilized for continuously sensing the lighting level and triggering the operation of exterior and street lighting as desired.

F The photo-electric cell switch shall have the following characteristics:

1. Supply voltage: 230 Volts, 1-phase, 60 Hz, AC.

2. Control load rating: As required on site.

3. Sensitivity: Adjustable, 0 200 lux.

4. Power consumption: Max. 20 Watts during daylight conditions.

5. Delay time for daytime fluctuations: Adjustable, 30 seconds 5 minutes.

6. Ambient temperature range: -20 C to +60 C.

7. Mounting: Suitable for wall surface or pipe.

8. Housing: Weatherproof to IP-65 and resistant to ultra-violet radiation.

PART 3: EXECUTION

3.01 INSPECTION

A. Comply with section 01 31 00.

B. Examine the areas and conditions in which luminaires are to be installed and correct any unsatisfactory conditions detrimental to the proper and timely completion of the work. Do not proceed with the work until unsatisfactory conditions have been corrected in a manner acceptable to the Engineer.

3.02 INSTALLATION

A Exterior and street lighting fixtures shall be fixed to columns on the ground prior to erection. After erection of the columns and final cable connections are completed, each luminaire shall be aimed in accordance with specialist lighting supplier's instructions.

B The lighting poles/columns shall be erected plumb. Column locations shall be staked prior to installation to ensure that there are no conflicts with other utilities. Conflicts that arise shall be brought to the attention of the Engineer for direction in relocating columns at no extra cost.

C Foundations for columns shall be based on manufacturer's data and shall be designed and detailed by the contractor taking into account their location, corresponding soil bearing



capacities and wind loads. No construction shall be done without the approval of the Engineer and municipality.

D Columns shall be erected onto the foundations using a sling to protect the surface finish and plumb checked.

E Control gear located in each column shall include a cut-out unit with sub-circuit HRC fuse rated appropriate to the luminaire(s) served and shall allow the use of a reduced size cable within the column where appropriate.

F Install cabling on the head frames of columns in weatherproof trembling of XLPE insulated copper cable. All cables shall have numbered ferrules fixed at each termination position. Other single wire cables shall be PVC insulated stranded copper of sizes to suit the number of lamps on the circuit and shall be installed in liquid-tight flexible or rigid galvanized steel conduits as appropriate.

3.03 ADJUSTMENT AND CLEANING

A Comply with sections 01 75 00 and 01 77 00.

B Clean dirt and debris from all lighting fixtures upon completion of installation. Protect installed lighting poles/columns and lighting fixtures from damage during remainder of the construction period.

3.04 FIELD QUALITY CONTROL


B Upon completion of installation of lighting fixtures and after building circuitry has been energized, apply electrical energy to demonstrate capability and compliance with requirements. Where possible, correct malfunctioning units at site and then retest to demonstrate compliance. Otherwise remove and replace with new units and proceed with retesting.

C At the time of substantial completion, replace lamps in lighting fixtures which are observed to be noticeably dimmed after Contractor's use and test.

D Test all luminaires functionally to prove that they operate satisfactorily as per control requirements.

E Check and record actual illumination levels and compare them with the design requirements as per applicable standards.

F In addition to above, perform any tests required to comply with the procedures of municipality for handing over the street/road lighting to them.

3.05 EARTHING

A Comply with the requirements of section 26 05 26 for earthing as applicable.

B Throughout each installation, all conduit, trunking and metallic armour of cables shall be electrically continuous to form a complete bonded system with the column earthing system.

C Each column shall be connected to the earthing system by a stranded bare or PVC insulated copper wire.



3.06 TRAINING


B Provide instruction and training to the Owners staff for the operation and maintenance of the equipment. Provide a minimum of eight (8) hours training to be divided between classroom and hands-on training as required by the Owner.

C Agree the training schedule (dates, time, duration of each class, etc.) with the Owner at least one month before the actual training programme is scheduled.

3.07 OPERATION AND MAINTENANCE PROGRAMME

A. Comply with section 01 78 23.

END OF SECTION

SECTION 26 56 00Exterior/street lighting fixtures.

section 26 56 00 -exterior and street lighting-rev a.pdf

Documents

street lighting section

b section

c section

h section

n section

j section

e section

f section