1993 Specifications CSJ SPECIAL SPECIFICATION ITEM Fiber Communications Hub

Transcription

1 1993 Specifications CSJ SPECIAL SPECIFICATION ITEM 6624 Fiber Communications Hub 1.0 Description This item shall govern for the furnishing and installation of the Fiber Communications Hub as shown on the Plans, as detailed in this Special Specification and as directed by the Engineer. These buildings shall house the various surveillance and control equipment required for the system. Upon completion of the work, each building shall be properly installed and tested. 1.1 General Overall floor dimensions of the structure shall be a minimum 6' x 8', or as required by the Plans. All materials furnished, assembled, fabricated or installed under this item shall be in full compliance with Bellcore Technical requirements. The Contractor shall determine the suitability of the building for the equipment complement shown at each field location on the plans. If required, a larger size building shall be furnished and installed by the Contractor at no additional cost. Other than size, the selected building shall fully meet the requirements of this Specification and shall be base mounted. All Fiber Communication Hubs shall be identical in size, shape and quality throughout the entire project. Each building shall be provided complete with all internal components, back and side panels, terminal strips, harnesses, and connectors as well as mounting hardware necessary to provide for installation of equipment as described herein and in the Plans. All electronic components shall comply with Special Specification Item "Electronic Components", located elsewhere in the project documents. The building shall be constructed using unpainted sheet aluminum with a minimum thickness of inch. The building shall be designed to withstand 100 mph wind load. The exterior of the building shall be unpainted and the interior shall be painted white. All external screws, nuts and locking washers shall be stainless steel. No self tapping screws shall be used unless specifically approved by the Engineer. All parts shall be made of corrosion resistant material, such as plastic, stainless steel, aluminum or brass. All materials used in construction shall be resistant to fungus growth and moisture deterioration. Dissimilar metals shall be separated by an inert dielectric material. Buildings shall conform to the requirements of ASTM designation: B209 for 5052-H32 aluminum sheet

2 Welding on aluminum buildings shall be done by the gas metal arc (MIG) or gas tungsten arc (TIG) process using bare aluminum welding electrodes. Electrodes shall conform to the requirements of the American Welding Society (AWS) A5.10 for ER5356 aluminum alloy bare welding electrodes. Procedures, welding machines and welding machine operators for welding on aluminum shall be qualified in accordance with the requirements of AWS B3.0, "Welding Procedures and Performance Qualification" and to the practices recommended in AWS C5.6. The surfaces on each aluminum building shall be finished to conform to the requirements of Military Specification MIL-A8625C ("Anodic Coatings for Aluminum and Aluminum Alloys") for a Type II, class I coating, except that the anodic coating shall have a minimum thickness of inch and a minimum coating weight of 27 milligrams per square inch. Prior to applying the anodic coating, the buildings shall be cleaned and etched. The anodic coating shall be sealed in a five percent aqueous solution of nickel acetate (ph of 5.0 to 6.5) for 15 minutes at 208 to 212 degrees F. The building shall be completely weatherproofed to prevent the entry of water, dust and dirt. All conduit shall be caulked around the top of the cable ducts with B caulking compound or approved equal, to seal clearance between the cables and ducts. Conduit plugs shall be placed in the vacant conduit ducts. No wood, wood fiber product or flammable products shall be allowed in the cabinet. All unwelded seams shall be sealed with a clear or aluminum-colored weather-seal compound. The building shall be equipped with shelves for supporting all shelf-mounted equipment and 19 inch racks to support rack-mounted equipment as shown in the Plans. The complete rack assembly details and layouts shall be submitted to the engineer for approval prior to fabrication. Rack assembly shall be designed for the cabinet equipment, as shown within the plans. The shelves shall be mounted on unistrut or keyhole channels or equal. The shelves shall be at least 10 1/2 inches deep and be located in the building to provide a 1/2 inch clearance between the back of the shelf and wall. The front of the shelves shall have a 1/2 inch lip to prevent equipment from sliding off the shelves. The building shall be tamper resistant and have a full size main door to allow entry while standing up. The building shall also be equipped with a second door, if called for in the plans, to allow access to the rear panels of the rack-mounted electronic equipment and to allow cross ventilation when the equipment is being serviced. Each door shall be equipped with filtered vent openings. The doors and hinges shall be braced to withstand a 50 pound per vertical foot of door height load applied vertically to the outer edge of the door when standing open. There shall be no permanent deformation or impairment of any part of the door or building body when the load is removed. Provisions shall be designed to hold the doors open at approximately the 90 degree and 180 degree positions. The door handles shall be provided with the means to securely padlock the handle in the closed position. The padlock shall be a Number 2 Corbin lock. A gasket shall be provided to act as a permanent dust and weather resistant seal at the building door facings. The gasket material shall be of a non-absorbent material and shall maintain its resiliency

3 after long term exposure to the outdoor environment. The gasket shall have a minimum thickness of 3/8 inch, and shall be located in a channel provided for this purpose either on the building or on the door(s). A channel formed by an "L" bracket and the door lip is acceptable. In any case, the gasket must show no sign of rolling or sagging and must insure a uniform dust and weather resistant seal around the entire door facing. Any other method is subject to the Engineer's approval during inspection of an order. The building shall be vented and cooled by a thermostatically controlled fan. The thermostat shall be an adjustable type with an adjustment range of 90 degrees to 135 degrees Fahrenheit. A press-totest switch shall be provided to test the operation of the fan. The fan shall be a 12 inch commercially available model and shall be designed to operate reliably over the temperature range of -30 to +165 degrees Fahrenheit. The intake for the vent system shall be filtered with a 16 inch (wide) by 25 inch (high) by one inch (thick) air conditioning filter. The filter shall be securely mounted so that any air entering the building must pass through the filter. The building opening for intake of air shall be screened to prevent entry of insects and shall be large enough to use the entire filter. The screen shall have openings no larger than square inch. The total free air opening of the vent shall be large enough to prevent excessive back pressure on the fan. Two twenty watt fluorescent lights shall be mounted in the building. These lights shall be provided with an on-off switch. The lights shall be positioned to provide illumination to all maintenance areas of the building. Two momentary, pin-type door switches shall be installed in the building or on the door. One switch shall be used to turn on the building lights when the door is open. The remaining switch shall be wired in parallel to a terminal block for the purpose of detecting a building intrusion condition by Satellite Control Center equipment. The building shall be provided with a unique five-digit serial number which shall be stamped directly on the building or engraved on a metal or metalized mylar plate epoxied or riveted with aluminum rivets to the building. The digits shall be at least 0.2 inch in height and located on the upper right side wall near the front of the building. Details of the building design shall be submitted to the Engineer for review and approval prior to fabrication. The Contractor shall submit a building layout for each building location for approval by the Engineer. Only buildings with an approved layout will be accepted under this project. The equipment, design and construction shall utilize the latest available techniques with a minimum number of different parts, subassemblies, circuits, cards and modules to maximize standardization and commonality. Telephone voice communication type line circuit with telephone jack and telephone shall be provided for voice communication. jack/telephone with headset shall be installed in each fiber communications hub. One The equipment shall be designed for ease of maintenance. All component parts shall be readily accessible for inspection and

4 maintenance. 2.0 Electrical Requirements 2.1 Distribution Panel The buildings shall be furnished with a U.L. listed single phase, 3 wire, 120/240, 100 A main circuit breaker, six circuit indoor surface mounted power distribution panel mounted on the inside wall of the building. The Contractor shall provide a detailed layout for approval by the Engineer. Panel shall be Square D QO series, GE power mark plus series, or equal. All power wiring shall be installed as per National Electric Code Duplex Outlet A 120 VAC duplex outlet shall be provided and shall be protected by a circuit breaker. The receptacle shall be a NEMA Type 5-15R duplex receptacle Circuit Breakers Unless otherwise called for in the Plans, six circuit breakers shall be installed. One 15 ampere, U.L. Class A 15A G.F.I. Circuit breaker shall protect the building lights, duplex receptacle and fan. Two properly rated circuit breakers shall be so wired to protect the controller circuits and electronic equipment circuits. The breakers shall be the Square D QO series, GE thq series, or equivalent. The two breakers designated for electronic equipment shall be wired so that one breaker protects FTM equipment and a second breaker protects SCS equipment. Circuit breakers shall be unaffected by ambient temperature range, relative humidity, applied power, shock and vibration range specified in Section 2, "Environmental Standards and Test Procedures" of NEMA TS1-1989, latest revision. Circuit breakers shall have an interrupt capacity of 10,000 amperes and insulation resistance of 100 Megs at 500 VDC. The circuit breakers shall be equipped with solderless connectors and installed in such a manner that their rating markings shall be visible and the breaker shall be easily accessible Radio Interference Suppressor All buildings shall be equipped with a radio interference suppressor installed on the load side of each electronic equipment circuit breaker. The suppressors shall be provided in series with the incoming AC power line before it is distributed to any equipment in the building. The suppressor shall provide a minimum attenuation of 50 decibels over a frequency range of 200 kilohertz to 75 megahertz. The suppressor shall be hermetically sealed in a substantial metal case, then filled with a suitable insulation compound. The suppressor terminals shall be nickel plated brass studs of sufficient external length to provide space for connection of two appropriately sized conductors and shall be mounted so that the terminals cannot be turned in the case. The suppressors shall be designed for operation at the proper current rating as determined by the Contractor per the Plans. The suppressors shall be designed for 120 volts, 60 Hertz, operation and shall be approved by UL and EIA

5 2.1.4 Power Line Surge Protection Power line surge protectors shall be installed in each building between the line conductors and ground. Power line surge protectors shall be provided and installed as described herein One surge protector shall be a 3 electrode gas tube type and shall have the following ratings: - Impulse Breakdown: Less than 1,000 volts in less than 0.1 microseconds at 10 Kilovolts/microsecond. - Standby Current: Less than one milliampere. - Striking Voltage: Limit any voltage greater than 212 volts dc. - Capable of withstanding 15 pulses of peak current, each of which will rise in 8 microseconds and fall in 20 microseconds to one half the peak voltage, at 3 minute intervals. Peak current rating shall be 20,000 amperes. Additional surge protectors shall be provided that utilize both metal oxide varistors and silicon avalanche diodes to protect against transients having a single surge energy level up to 70 joules, voltage transients up to 6 kv and current transients up to 6 ka. Protection shall be provided for line to neutral, line to ground and neutral to ground terminals The protectors shall have the following ratings: - Recurrent peak voltage volts. - Energy rating minimum joules. - Power dissipation - average 0.85 watts. - Peak current for pulses of less than 6 microseconds - 20,000 amperes. - Standby current - less than 1 milliampere Power Cable Input Junction Terminals A barrier terminal block with a minimum of two terminals and one compression fitting designed to accept up to a No. 2 AWG stranded wire shall be provided for the power supply lines. The block shall be rated at 100 amperes and shall have double binder head screw terminals. The AC neutral and equipment ground wiring shall be electrically isolated from the line wiring by an insulation resistance of at least 10 megohms when measured at the AC neutral. The AC neutral and equipment grounding wiring shall be color coded white and green, respectively. 2.2 Back Panel Each building shall include fully wired equipment panels to be mounted on the inside wall of the building. The Contractor shall provide a detailed layout for approval by the Engineer. The back panels shall be utilized to distribute and properly interconnect all building wiring related to the specific complement of equipment called out in the Plans. Each item of equipment including any

6 furnished by the Department shall have its cable harness properly terminated at terminal boards on the back panel. All functions available at the equipment connector shall be carried in the connector cable harness to the terminal blocks from the power distribution panel. 2.3 Wiring The building shall be fully wired and all wiring within the building shall be neatly wrapped and routed such that opening and closing the door or raising or lowering the back panel will not twist or crimp the wiring. No cable pressure points shall be present. All wires shall be cut to the proper length before assembly. No wires shall be doubled back to take up slack. Harnesses to connectors shall be covered with PVC sheathing, woven braid or braided. Cables shall be secured with nylon cable clamps. Cable slack shall be provided to facilitate removal and replacement of assemblies, panels and modules All harnesses and wiring shall be color coded. In addition, each wire in every harness shall be hot-stamped every four inches with a number indicating the pin number of the connector that the wire is connected to. Harnesses with connectors with pins identified by letters shall be stamped with numbers that correspond to the alphabetic sequence of the pins. Each harness shall be cross-referenced to a chart on the building print that lists the connector pin letter or number, the wire number, the terminal number that the wire is connected to and the function of the wire. Each harness shall then be enclosed in PVC sheathing, woven braid or braided. Individual conductors in detector harnesses shall be exempt from the requirements for hot-stamping. Tie wraps, tape or other cable ties are not acceptable. All electrical connections in the building, including relays, flashers, terminal strips, etc., shall have sufficient clearance between each terminal and the building to provide an adequate distance to prevent a leakage path or physical contact under stress. All equipment grounds shall run directly and independently to the ground bus. The lay of the interconnect cable between the components must be such that when the door is closed, it does not press against the cables or force the cables against the various components inside the buildings. Sufficient length of cable shall be provided to easily reach the electronic equipment placed anywhere on the shelves. All wiring containing line voltage AC shall be routed and bundled separately and/or shielded from all low voltage, i.e., control circuits. All conductors and live terminals or parts, which could be hazardous to maintenance personnel, shall be covered with suitable insulating material. All conductors used on the building wiring shall be stranded No. 22 AWG or larger. Conductors shall conform to MIL SPEC MIL-W , Type B or D. The insulation shall have a minimum thickness of 10 mils. All wiring containing line voltage shall be a minimum size of No. 14 AWG. All conductors between the main power circuit breakers and the signal power bus shall be a minimum size 10 AWG stranded copper. All AC service lines shall be of sufficient size to carry the maximum current of the circuit or circuits they are provided for. Conductors for AC common shall be white. Conductors for equipment ground shall be green. All other conductors shall be a color different than the foregoing

7 2.3.3 Terminal Blocks Terminal blocks located on the panels shall be accessible to the extent that it shall not be necessary to remove the electronic equipment from the cabinet to make an inspection or connection. Terminal blocks shall be two position, multiple pole barrier type. Shorting bars shall be provided in each of the positions provided along with an integral marking strip. Terminal blocks shall be so arranged that they shall not upset the entrance, training and connection of incoming field conductors. All terminals shall be suitably identified by legends permanently affixed and attached to the terminal blocks. Not more than three (3) conductors shall be brought to any one terminal screw. No electrically energized components or connectors shall extend beyond the protection afforded by the barriers. All terminal blocks shall be located below the shelves. Terminals used for field connections shall secure conductors by means of a No nickel or cadmium plated brass binder head screw. Terminals used for interwiring connections, but not for field connections, shall secure conductors by means of a No nickel plated brass binder head screw. As a minimum, all connections to and from the electronic equipment shall terminate to an interwiring type block. These blocks will act as intermediate connection points for all electronic Input/Output. All terminals shall be permanently identified in accordance with the building wiring diagram. Where through-panel solder lugs or other suitable connectors are used, both sides of the panel shall be permanently attached and as close to the terminal strip as possible and shall not be affixed to any part which is easily removable from the terminal block panel. 2.4 Solid-State Load Switches The load switches shall be solid state and shall have no moving parts. The load switches shall meet the requirements set forth in Section 5 of NEMA Standard TS1-1989, latest revision, and shall be "triple signals load switch" type. An indicator light for each circuit shall be provided on each load switch. The indicator light shall be on when a true input to the load switch is present. The load switches shall be capable of operation at 10 amperes of tungsten lamp load over the specified temperature range. 2.5 Building Internal Grounding The building internal ground shall consist of one or more ground bus-bars permanently affixed to the building and connected to the grounding electrode. Bare stranded No. 6 AWG copper wire shall be used between the bus-bars and between bus-bar and grounding electrode. Each copper ground bus-bar shall have a minimum of 20 connector points, each capable of securing at least one No. 10 AWG conductor. AC neutral and equipment ground wiring shall return to these bus-bars. 2.6 Transient Suppression Transient suppression devices shall be placed on the coil side of all relays in the building. DC relay coils shall have, as a minimum, a reverse biased diode across the coil. AC relays shall have MOV's or equivalent suppression across their coils

8 2.6.1 External Twisted Wire Pair (TWP) Terminators - Transient Protection Chassis Each cabinet shall be equipped with a rack mounted chassis to contain transient protection barrier devices. 4-wire operations shall be connected to one side of the transient protection device(s) while the TWP field cable (connecting to LCU device(s), CMS controllers or CCTV controllers) shall be connected to the other side of the transient protection devices. The chassis shall provide for ninety-six (96) transient protection TWP termination. The transient protection devices shall be firmly attached to the chassis and the chassis shall be attached to slides for moving the chassis to enable the transient protection devices to be serviced. The chassis shall have screw type hold down fixtures in the closed position. Harnesses for field cables shall be firmly attached to the chassis and shall not bind while servicing the chassis contents. A total chassis cover lid shall be installed. The contractor shall submit a chassis component layout for engineer approval before installation. 2.7 Surge Protection Protector and Building Configuration All ungrounded conductor wires entering or leaving the building shall be provided with surge protectors. The conductor leads and the surge protector leads shall be kept as short as possible with all conductor bends formed to the maximum possible radius. The protector units shall be located as near as possible (6 inches) to the entry or exit point, and as far as possible from any electrical equipment. The protector ground lead shall be connected directly to the ground bus. The surge protector utilized for AC power shall not dissipate any energy and shall not provide any series impedance during standby operation. The unit shall return to its non-shunting mode after the passage of any surge and shall not allow the shunting of AC power. The equipment being protected by the surge protectors shall be consistent from one fiber communications hub to another and shall be submitted to the Engineer for approval. 2.8 Environmental Design Requirements The buildings shall meet all of its functional requirements during and after subjection to any combination of the following requirements: - Ambient temperature range of 0 F to 158 F. - Temperature shock not to exceed 30 F per hour, during which the relative humidity shall not exceed 95%. - Relative humidity range not to exceed 95% over the temperature range of 40 F to 110 F. - Moisture condensation on all surfaces caused by temperature changes. 2.9 Documentation Each Communications Hub Building shall be provided with the following documentation:

9 A. Three complete and accurate building wiring diagrams. B. The wiring diagrams shall document every harness wire termination in the building. It shall be the contractor's responsibility to provide updated drawings if any discrepancies are discovered. Prior to final acceptance of a building, the Contractor shall provide a reproducible tracing of the building wiring diagrams. C. One set of the documentation shall be placed in the building in a heavy duty plastic envelope approved by the Engineer. The other documentation shall be delivered to the Engineer. 3.0 Guaranty If it is normal trade practice for the manufacturer to furnish a guaranty for the work provided herein, the Contractor shall turn this guaranty over to the Engineer for potential dealing with the guarantor. The extent of such guaranty will not be a factor in selecting the successful bidder. 4.0 Testing Requirements 4.1 General It is the policy of the Department to require performance testing of all materials and equipment not previously tested and approved. If technical data are not considered adequate for approval, samples may be requested for test by the Engineer. The contract period will not be extended for time lost or delays caused by testing prior to final Department approval of any items. The equipment referenced to this specification shall be subjected to Design Approval Tests and Factory Demonstration Tests at the equipment manufacturer's facility to determine conformance with all the specification requirements except that the Engineer may accept certification by an independent testing lab in lieu of the design approval tests, to verify that the design approval tests have previously been satisfactorily completed. The Contractor shall arrange for and conduct the tests in accordance with the testing requirements stated herein. Unless otherwise specified, the Contractor is responsible for satisfying all inspection requirements prior to submission for the Engineer's inspection and acceptance. The Engineer reserves the right to have his representative witness all Design Approval Tests and Factory Demonstration Tests. The results of each test shall be compared with the requirements specified herein. Failure to conform to the requirements of any test shall be counted as a defect, and the equipment shall be subject to rejection by the Engineer. Rejected equipment may be offered again for retest provided all non-compliances have been corrected and retested by the Contractor and evidence thereof submitted to the Engineer. The tests on all of one type of equipment must be completed within five days and any delays in performing all these tests will result in the Contractor paying the additional costs of providing the Engineer and/or his representatives for the additional testing. Final inspection and acceptance of equipment shall be made after installation at the destination specified unless otherwise specified

10 herein. 4.2 Design Approval Tests Design Approval Tests shall be conducted by the Contractor on one or more sample equipments of each type, as approved by the Engineer, to determine if the design of the equipment meets the requirements of this Specification. The tests shall be conducted in accordance with the approved test procedure as described in Section The Engineer shall be notified a minimum of twenty-five (25) working days in advance of the time when these tests are to be conducted. 4.3 Temperature, Condensation and Relative Humidity The equipment Operational Test in Section 4.11 specified for the Factory Demonstration Tests (FDT) shall be successfully performed under the following conditions in the order specified below: A. The equipment shall be stabilized at 0 degrees F. After stabilization at this temperature, the equipment shall be operated without degradation for 2 hours. B. Moisture shall be caused to condense on the equipment by allowing it to warm up to room temperature in an atmosphere having relative humidity of at least 40% and the equipment shall be satisfactorily operated for 2 hours while wet. C. The equipment shall be stabilized at 140 degrees F. After stabilization, the equipment shall be satisfactorily operated for 2 hours without degradation or failure. D. The equipment shall be stabilized at a temperature and relative humidity of 140 degrees F and 40%, respectively. The equipment shall be maintained at the above condition for 48 hours. At the conclusion of the 48-hour soak, the equipment shall meet the 13 requirements of the Operational Test of the FDT within 30 minutes. 4.4 Primary Power Variation The equipment shall meet the specified performance requirements when the input voltage is plus or minus 20 volts from the nominal value of 115 volts for 15 minutes during which the Operational Test of the FDT shall be successfully performed. 4.5 High-Frequency The equipment shall meet the requirements of the Operational Test of the FDT when subjected to the high-frequency and voltage transient interference specified in Section "Transient, Power Service" of the NEMA standard TS , or latest revision to this publication. 4.6 Vibration The equipment shall show no degradation of mechanical structure, soldered components, plug-in components, or satisfactory operation in accordance with the manufacturer's equipment specifications after being subjected to the vibration tests as described in Section "Vibration Test" of the NEMA standard TS , or latest revision to this publication

11 4.7 Consequences of Design Approval Test Failure Design Approval Tests shall be performed on units randomly selected from the prototype design manufacturing run, or if only one design prototype is manufactured, they shall be performed on that unit. If the unit fails the Design Approval Test, the design fault shall be corrected and the entire Design Approval Test shall be repeated. All deliverable units shall be modified, without additional costs to the Department, to include design changes required to pass the Design Approval Tests. 4.8 Factory Demonstration Tests The Contractor shall be responsible for conducting Factory Demonstration Tests on all units at the manufacturer's facility. These tests shall be performed on each unit supplied. The Department shall be notified a minimum of twenty-five (25) working days before the start of the tests. All tests shall be conducted in accordance with the approved test procedure of Section Each equipment accepted shall have passed the following individual tests; 4.9 Examination of Product Each equipment shall be examined carefully to verify that the Materials, design, construction, markings, and workmanship comply with the requirements of this specification Continuity Test The wiring shall be checked to determine conformance with the requirements of the appropriate paragraph in the "Electrical Requirements" sections Operational Test Each equipment shall be operated long enough to permit equipment temperature stabilization, and to check and record an adequate number of performance characteristics to ensure compliance with the requirements of this specification Consequence of Factory Demonstration Test Failure If a unit fails to pass its Factory Demonstration Test, the unit shall be corrected or another unit substituted in its place and the test successfully repeated. If a unit has been modified as a result of a demonstration test failure, a report shall be prepared and delivered to the Engineer prior to shipment of the unit. The report shall describe the nature of the failure and the corrective action taken. If a failure pattern develops, the Engineer may direct that design and construction modifications be made to all units without additional cost to the Department or extension of the contract period Stand-Alone Tests The Contractor shall conduct an approved Stand-Alone Test of the equipment installation at the field site. The test shall, as a minimum, exercise all stand-alone (non-network) functional operations with all of the equipment installed per the plans or as directed by the Engineer

12 Approved data forms shall be completed and turned over to the Engineer as the basis for review and rejection or acceptance. At least, twenty-five (25) working days notice shall be given prior to all tests to permit the Engineer or his representative to observe each test Consequences of Stand-Alone Test Failure If a unit fails to pass its Stand-Alone Test, the unit shall be corrected or another unit substituted in its place and the test successfully repeated. If a unit has been modified as a result of a Stand-Alone Test failure, a report shall be prepared and delivered to the Engineer prior to retesting of the unit. The report shall describe the nature of the failure and the corrective action taken. If a failure pattern develops, then the Engineer may direct that design and construction modifications be made to all units without additional cost to the Department or extension of the contract period System Integration Tests The Contractor shall conduct System Integration Tests with both the field and satellite control center equipment interconnected. The tests shall demonstrate all control and monitor functions of the field equipment by the central control equipment. Approved data forms shall be completed and turned over to the Engineer for review and as the basis for rejection or acceptance Consequence of System Integration Test Failure If the equipment fails to pass its System Integration Tests, the equipment shall be corrected and the complete System Integration Tests shall be repeated Test Procedures The Contractor shall provide all Design Approval, Factory Demonstration, Stand-Alone and System Integration Test procedures and data forms for the Engineer's approval. The test procedures shall include the sequence of conducting the tests. The test procedures shall have the Engineer's approval prior to submission of equipment for tests. The Contractor shall furnish data forms containing all of the data taken, as well as quantitative results for all tests. The data forms shall be signed by an authorized representative (company official) of the equipment manufacturer. At least one copy of the data forms shall be sent to the Engineer. 5.0 Measurement The Fiber Communications Hubs will be measured as each unit furnished, installed and tested in accordance with this special specification. 6.0 Payment Work performed and materials furnished as prescribed by this item, measured as provided under "Measurement" will be paid for at the unit price bid for "Fiber Communications Hub", which price shall be full compensation for all equipment described under this item with all cables

13 and connectors, building foundation, documentation and testing, and for furnishing all labor, materials, training and equipment necessary to complete the work