A02. Appendix B - Technical Specifications.pdf
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- Attached to
- Lock & Dam Bulkhead Crane Generator Upgrade
- Solicitation number
- W912P923R0072
About this file
This document outlines technical specifications for electrical equipment required for a bulkhead crane generator upgrade project for the U.S. Army Corps of Engineers Melvin Price Locks and Dam. Key equipment includes a motor control center, panelboards, associated accessories, and spare parts. The motor control center must meet NEMA standards and be rated for 480V 3-phase 60Hz operation. Panelboards must comply with UL 67 and be rated for 10,000 symmetrical amperes. Additional required equipment includes molded case circuit breakers, terminal blocks, space heaters, transformers, instruments, and control devices. The contractor must submit shop drawings, product data, test reports, and equipment warranties to the contracting officer for approval. The response due date is not specified.
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Order & Coordination of Work U.S. Army Corps of Engineers Melvin Price Locks and Dam
Bulkhead Crane Generator Repower
a. The Contractor may use the Mel Price Auxiliary Crane (boom crane on top of bulkhead crane) for construction requirements. The auxiliary crane is powered from an onboard generator and will be operational during bulkhead crane downtime. The Government will operate the Mel Price Auxiliary Crane for the Contractor for all lifts necessary for project completion. The Contractor shall provide the Government with a minimum of 48 hour notice of the need for crane operations.
b. The Contractor shall coordinate its operations to not interfere with the functions of the Government personnel and the use of the lock by river traffic.
c. The Contractor may use on-site power for construction activities. Notice shall be given to the Contracting Officer for approval prior to any connection to the on-site power system, including all loads to be connected and the desired connection point.
d. At least 30 days prior to mobilization, the Contractor shall submit the plan for storage of materials and equipment at the site to the Contracting Officer for approval.
e. Construction limits are shown on the drawings.
f. The Contractor's employees shall park personnel vehicles where designated.
g. The Contractor and its personnel shall not use any existing toilet facilities on the project (visitor's center, control house or maintenance buildings). The Contractor shall provide its own potable facilities.
h. Electrical Work.
1. The new motor control center shall be onsite prior to the removal of the existing motor control center from the existing NEMA 3R enclosure located on the Mel Price crane in the IL hoist machinery room.
2. The Contractor shall restore operation of the newly installed MCC and bulkhead crane prior to proceeding with installation of diesel engine-generator set.
3. Government furnished equipment is stored in the Government warehouse on the Missouri side of the river near the dam. The Contractor shall provide 2 days notice for access to warehouse. At the completion of the contract, any unused Government furnished equipment shall be returned to this location. The Contractor shall be responsible for the transfer of all Government furnished equipment (GFE) including the diesel engine-generator set from the warehouse shown on the drawings to the locations identified on the site plan. The Contractor shall be responsible for acquiring the necessary operators and equipment to transfer the GFE.
4. The Contractor shall field verify all existing wiring and terminations within existing motor control center prior to dismantling and removal of existing motor control center. All wiring and terminations shall be documented and cross referenced with existing as built reference drawings.
Any discrepancies shall be brought to the attention of the Contracting Officer.
5. The Contractor shall provide means of equipment protection from the weather while the IL hoist machinery room roof is removed for dismantling and removal of existing motor control center.
6. In order to limit the duration of downtime of the emergency bulkhead crane, it is highly recommended that the Contractor complete as much work as possible prior to requesting de-energizing for removal of existing motor control center and installation of new motor control center. The Contractor shall give 7 days notice of desired date to take the crane out of service.
The Government reserves the right to delay taking the crane out of service for up to 48 hours with no additional cost to the Government. The Contractor shall have 72 hours from the moment of taking the crane out of service to have the new motor control center installed and operational.
SECTION 01 22 00.00 10
MEASUREMENT AND PAYMENT
04/06
PART 1 GENERAL
1.1 LUMP SUM PAYMENT ITEMS
Payment items for the work of this contract for which contract job payments will be made are listed in the BIDDING SCHEDULE and described below. All costs for items of work, which are not specifically mentioned to be included in a particular job or unit price payment item, shall be included in the listed job item most closely associated with the work involved. The job price and payment made for each item listed shall constitute full compensation for furnishing all plant, labor, materials, and equipment, and performing any associated Contractor quality control, environmental protection, meeting safety requirements, tests and reports, and for performing all work required for which separate payment is not otherwise provided.
1.1.1 Mobilization and Demobilization
1.1.1.1 Payment
Payment will be made for costs associated with mobilization and demobilization, as defined in Contract Clause PAYMENT FOR MOBILIZATION AND
DEMOBILIZATION.
1.1.1.2 Unit of Measure
Unit of measure: Job.
1.1.2 Bonds
1.1.2.1 Payment
Payment for bonds will be made at the contract price for base bid item "Bonds", which price and payment shall constitute full compensation for all costs associated with obtaining bonds for this solicitation.
1.1.2.2 Unit of Measure
Unit of measure: Job.
1.1.3 Deconstruction and Dismantling
1.1.3.1 Payment
Payment will be made for all costs associated with deconstruction and dismantling, as specified in SECTION 02 41 00 and shown on contract drawings.
1.1.3.2 Unit of Measure
Unit of measure: Job.
1.1.4 Electrical Work
1.1.4.1 Payment
Payment will be made for costs associated with electrical work including:
fabrication, installation, and testing of motor control center, panelboard and associated equipment; installation and testing of government furnished diesel engine-generator set and associated equipment; furnishing load bank, cable reel, and all necessary items for complete working system. Payment for Electrical Work as specified in SECTIONS 26 00 00.00 20, 26 05 19.00 10, 26 28 00.00 10, 26 32 14.00 10 and as shown on the drawings will be made at the contract job price for "Electrical Work", which price and payment shall constitute full compensation for all costs of the plant, labor, materials and equipment associated with the work.
1.1.4.2 Unit of Measure
Unit of measure: Job.
PART 2 PRODUCTS
Not Used
PART 3 EXECUTION
Not Used
-- End of Section --
SECTION 02 41 00
DISMANTLING AND DECONSTRUCTION
05/10
PART 1 GENERAL
1.1 REFERENCES
The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.
AIR-CONDITIONING, HEATING AND REFRIGERATION INSTITUTE (AHRI)
AHRI Guideline K (2009) Guideline for Containers for Recovered Non-Flammable Fluorocarbon Refrigerants
AMERICAN ASSOCIATION OF STATE HIGHWAY AND TRANSPORTATION OFFICIALS
(AASHTO)
AASHTO M 145 (1991; R 2012) Standard Specification for Classification of Soils and Soil-Aggregate Mixtures for Highway Construction Purposes
AASHTO T 180 (2017) Standard Method of Test for Moisture-Density Relations of Soils Using a 4.54-kg (10-lb) Rammer and a 457-mm (18-in.) Drop
AMERICAN SOCIETY OF SAFETY PROFESSIONALS (ASSP)
ASSP A10.6 (2006) Safety & Health Program Requirements for Demolition Operations - American National Standard for Construction and Demolition Operations
CARPET AND RUG INSTITUTE (CRI)
CRI 104 (2015) Carpet Installation Standard for Comnmercial Carpet
CRI 105 (2015) Carpet Installation Standard for Residential Carpet
U.S. ARMY CORPS OF ENGINEERS (USACE)
EM 385-1-1 (2014) Safety and Health Requirements Manual
U.S. DEFENSE LOGISTICS AGENCY (DLA)
DLA 4145.25 (Jun 2000; Reaffirmed Oct 2010) Storage and Handling of Liquefied and Gaseous
Compressed Gases and Their Full and Empty Cylinders http://www.aviation.dla.mil/UserWeb/aviationengineering/
U.S. DEPARTMENT OF DEFENSE (DOD)
DOD 4000.25-1-M (2006) MILSTRIP - Military Standard Requisitioning and Issue Procedures
MIL-STD-129 (2014; Rev R) Military Marking for Shipment and Storage
U.S. FEDERAL AVIATION ADMINISTRATION (FAA)
FAA AC 70/7460-1 (2015; Rev L) Obstruction Marking and Lighting
U.S. NATIONAL ARCHIVES AND RECORDS ADMINISTRATION (NARA)
40 CFR 61 National Emission Standards for Hazardous Air Pollutants
40 CFR 82 Protection of Stratospheric Ozone
49 CFR 173.301 Shipment of Compressed Gases in Cylinders and Spherical Pressure Vessels
1.2 PROJECT DESCRIPTION
1.2.1 Definitions
1.2.1.1 Deconstruction
Deconstruction is the process of taking apart a facility with the primary goal of preserving the value of all useful building materials.
1.2.1.2 Deconstruction Plan
Deconstruction Plan is the planned steps and processes for dismantling all or portions of a structure or assembly, to include managing sequencing activities, storage, re-installation activities, salvage and disposal mechanisms.
1.2.2 Deconstruction Plan
Prepare a Deconstruction Plan and submit proposed salvage, deconstruction, and removal procedures for approval before work is started. Include in the plan procedures for careful removal and disposition of materials specified to be salvaged, coordination with other work in progress, a disconnection schedule for the motor control center and a detailed description of methods and equipment to be used for each operation and of the sequence of operations. Provide procedures for safe conduct of the work in accordance with EM 385-1-1. Plan shall be approved by Contracting Officer prior to work beginning.
1.2.3 General Requirements
Do not begin deconstruction or dismantling until authorization is received from the Contracting Officer. Remove rubbish and debris from the project site; do not allow accumulations inside the lock and dam buildings. The work includes deconstruction, salvage of identified items and materials, and removal of resulting rubbish and debris. Remove rubbish and debris from Government property daily, unless otherwise directed. Store materials that cannot be removed daily in areas specified by the Contracting Officer. In the interest of occupational safety and health, perform the work in accordance with EM 385-1-1, Section 23, Demolition, and other applicable Sections.
1.3 ITEMS TO REMAIN IN PLACE
Take necessary precautions to avoid damage to existing items to remain in place, to be reused, or to remain the property of the Government. Repair or replace damaged items as approved by the Contracting Officer.
Coordinate the work of this section with all other work indicated.
Construct and maintain shoring, bracing, and supports as required. Ensure that structural elements are not overloaded. Increase structural supports or add new supports as may be required as a result of any cutting, removal, deconstruction, or dismantling work performed under this contract. Do not overload structural elements.
1.3.1 Existing Construction Limits and Protection
Do not disturb existing construction beyond the extent indicated or necessary for installation of new construction. Provide protective measures to control accumulation and migration of dust and dirt in all work areas. Remove snow, dust, dirt, and debris from work areas daily.
1.3.2 Weather Protection
For portions of the machinery house to remain, protect machinery house interior and materials and equipment from the weather at all times. Where removal of existing roofing is necessary to accomplish work, have materials and workmen ready to provide adequate and temporary covering of exposed areas.
1.3.3 Utility Service
Prior to start of work, utilities serving each area of alteration or removal will be shut off by the Government and disconnected and sealed by the Contractor.
1.3.4 Facilities
Protect electrical and mechanical services and utilities. Where removal of existing utilities and pavement is specified or indicated, provide approved barricades, temporary covering of exposed areas, and temporary services or connections for electrical and mechanical utilities. Floors, roofs, walls, columns, and other structural components that are designed and constructed to stand without lateral support or shoring, and are determined to be in stable condition, must remain standing without additional bracing, shoring, or lateral support until deconstructed, unless directed otherwise by the Contracting Officer. Ensure that no elements determined to be unstable are left unsupported and place and secure bracing, shoring, or lateral supports as may be required as a result of any cutting, removal, or deconstruction work performed under this contract.
1.4 BURNING
The use of burning at the project site for the disposal of refuse and debris will not be permitted.
1.5 SUBMITTALS
Government approval is required for submittals with a "G" designation;
submittals not having a "G" designation are for information only. When used, a designation following the "G" designation identifies the office that will review the submittal for the Government. Submit the following in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:
SD-01 Preconstruction Submittals
Deconstruction Plan; G Existing Conditions; G
SD-03 Product Data
Concrete And Masonry Patching Material
SD-07 Certificates
Notification; G
SD-11 Closeout Submittals
Receipts
1.6 QUALITY ASSURANCE
Submit timely notification of deconstruction and dismantling projects to Federal, State, regional, and local authorities in accordance with 40 CFR 61, Subpart M. Notify the Regional Office of the United States Environmental Protection Agency (USEPA) and the Contracting Officer in writing 10 working days prior to the commencement of work in accordance with 40 CFR 61, Subpart M. Comply with federal, state, and local hauling and disposal regulations. In addition to the requirements of the "Contract Clauses," conform to the safety requirements contained in ASSP A10.6. Comply with the Environmental Protection Agency requirements specified.
1.6.1 Dust and Debris Control
Prevent the spread of dust and debris and avoid the creation of a nuisance or hazard in the surrounding area. Do not use water if it results in hazardous or objectionable conditions such as, but not limited to, ice, flooding, or pollution. Vacuum and dust the work area routinely as necessary to keep a safe working environment. Sweep crane rails and bridge surfaces as often as necessary to control the spread of debris that may result in foreign object damage potential to boats or other equipment on site.
1.7 PROTECTION
1.7.1 Protection of Personnel
Before, during and after the deconstruction work continuously evaluate the condition of the structure being deconstructed and take immediate action to protect all personnel working in and around the project site. No area, section, or component of floors, roofs, walls, columns, or other structural element will be allowed to be left standing without sufficient bracing, shoring, or lateral support to prevent collapse or failure while workmen remove debris or perform other work in the immediate area.
1.8 RELOCATIONS
Perform the removal and reinstallation of relocated items as indicated with workmen skilled in the trades involved. Repair or replace items to be relocated which are damaged by the Contractor with new undamaged items as approved by the Contracting Officer.
1.9 EXISTING CONDITIONS
Before beginning any deconstruction or dismantling work, survey the site and examine the drawings and specifications to determine the extent of the work. Record existing conditions in the presence of the Contracting Officer showing the condition of structures and other facilities adjacent to areas of alteration or removal. Photographs sized 4 inch will be acceptable as a record of existing conditions. Include in the record the elevation of possible conflicting electrical conduits, alarms systems, the location and extent of existing cracks and other damage and description of surface conditions that exist prior to before starting work. It is the Contractor's responsibility to verify and document all required outages which will be required during the course of work, and to note these outages on the record document. Submit survey results.
1.9.1 Field Wiring
The Contractor shall field verify all existing wiring and terminations within existing motor control center prior to dismantling and removal of existing motor control center. All wiring and terminations shall be documented and cross referenced with existing as built reference drawings.
Any discrepancies shall be redlined on drawings and submitted to the government for approval.
PART 2 PRODUCTS
NOT USED
PART 3 EXECUTION
3.1 EXISTING FACILITIES TO BE REMOVED
Inspect and evaluate existing parts and materials onsite for reuse.
Existing construction scheduled to be removed for reuse shall be disassembled. Dismantled and removed materials are to be separated, set aside, and prepared as specified, and stored or delivered to a collection point for reuse, remanufacture, recycling, or other disposal, as specified. Materials shall be designated for reuse onsite whenever possible.
3.1.1 Existing Structures
c. Locate deconstruction and dismantling equipment throughout the structure and remove materials so as to not impose excessive loads to supporting bridge beams, piers, walls, floors, or framing.
3.1.2 Utilities and Related Equipment
3.1.2.1 General Requirements
Do not interrupt existing utilities serving occupied or used facilities, except when authorized in writing by the Contracting Officer. Do not interrupt existing utilities serving facilities occupied and used by the Government except when approved in writing and then only after temporary utility services have been approved and provided. Do not begin deconstruction work until all utility disconnections have been made. Shut off and cap utilities for future use, as indicated.
3.1.2.2 Disconnecting Existing Utilities
Disconnect existing utilities to crane rail feeder as indicated and lock-out/tag-out in a manner conforming to the nationally recognized code covering the specific utility and approved by the Contracting Officer.
When utility lines are encountered but are not indicated on the drawings, notify the Contracting Officer prior to further work in that area.
3.1.3 Roofing
Remove existing machinery house roof system for installation of new Motor Control Center and associated components.Remove roofing system without damaging the roof itself and supporting walls. Disconnect lighting system attached to roof at splices and conduit fittings prior to removal of roof.
Sequence work to minimize building exposure between deconstruction and dismantling work and reinstallation of roof. Where bolts or welds are damaged during the removal process, new bolts and welds of equal or greater size and strength shall be installed.
3.1.3.1 Temporary Roofing
Install temporary roofing and flashing as necessary to maintain a watertight condition throughout the course of the work. Remove temporary work prior to installation of permanent roof system materials unless approved otherwise by the Contracting Officer.
3.1.3.2 Reroofing
Do not attempt to open the machinery house roof covering system in threatening weather. Reseal all openings prior to suspension of work the same day.
3.1.4 Structural Steel
Dismantle structural steel at field connections and in a manner that will prevent bending or damage. Salvage for reuse structural steel, steel roof, and steel shapes. Flame-cutting torches are permitted when other methods of dismantling are not practical and only with prior authorization of the Contracting Officer. Transport steel components as whole units and not dismantled. Transport structural steel shapes to a storage area as directed by the Contracting Officer, stacked according to size, type of member and length, and stored off the ground, protected from the weather.
3.1.5 Miscellaneous Metal
Salvage shop-fabricated items such as access doors and frames, steel gratings, metal ladders, metal railings, and similar items as whole units.
Scrap metal shall become the Contractor's property. Recycle scrap metal as part of deconstruction operations. Provide separate containers to collect scrap metal and transport to a scrap metal collection or recycling facility.
3.1.6 Patching
Where removals leave holes and deconstruction activities damage surfaces exposed in the finished work, patch and repair these holes and damaged surfaces to match adjacent finished surfaces, using on-site materials when available. Where new work is to be applied to existing surfaces, perform removals and patching in a manner to produce surfaces suitable for receiving new work. Finished surfaces of patched area shall be flush with the adjacent existing surface and shall match the existing adjacent surface as closely as possible as to texture and finish. Patching shall be as specified and indicated, and shall include:
a. Concrete and Masonry: Completely fill holes and depressions, caused by previous physical damage, with an approved concrete and masonry patching material , designated by the manufacturer for the intended application, and applied in accordance with the manufacturer's printed instructions.
b. Steel: Where the paint coating on existing steel members has been scratched or damaged, repair in accordance with specification Section 09 97 13.00 STEEL COATINGS. Where existing steel members have been dented or physically damaged, repair shall be approved by the Contracting Officer.
3.1.7 Electrical Equipment and Fixtures
Open crane rail feeder disconnect switch to de-energize rail feeders prior to removal/dismantling of electrical equipment. Disconnect switch is located in dam pier and will be indentified by Government personnel.
Contractor shall follow proper lock-out/tag-out procedures.
3.1.7.1 Motor Control Center
Dismantle and remove existing motor control center in appropriate sections to allow protection of exisitng field wiring and NEMA 3R motor control center enclosure to remain. Any part of existing NEMA 3R enclosure required to be dismantled for removal of motor control center shall be salvaged and protected to allow reinstallation of dismantled parts. All field wiring to remain shall be pulled back from existing motor control center and protected during removal of motor control center and installation of new motor control center. Salvage exisitng Hoist Motor Variable Frequency Drive section including backpanel and all associated wiring and control equipment. The Hoist Motor Variable Frequency Drive section shall be stored and protected from damage until reinstalled in new motor control center.
Any existing wiring, conduit, or equipment set to remain that is damaged by contractor during work shall be replaced at no additional cost to the government.
3.1.7.2 Stand-by Lighting Cable Reel
Remove existing stand-by lighting cable reel as indicated by means that will not cause damage to crane box beam. Removal procedure shall be approved by the Contracting Officer.
3.1.7.3 Fixtures and Devices
Remove and salvage electrical fixtures and devices as indicated on drawings. Salvage unprotected glassware from the fixture and salvage separately. Salvage incandescent, mercury-vapor, and fluorescent lamps and fluorescent ballasts manufactured prior to 1978, boxed and tagged for identification, and protected from breakage.
3.1.7.4 Conduit and Miscellaneous Items
Salvage conduit except where embedded in concrete or masonry. Consider corroded, bent, or damaged conduit as scrap metal. Sort straight and undamaged lengths of conduit according to size and type. Classify supports, knobs, tubes, cleats, and straps as debris to be removed and disposed.
3.2 DISPOSITION OF MATERIAL
3.2.1 Title to Materials
Except for salvaged items specified in related Sections, and for materials or equipment scheduled for salvage, all materials and equipment removed and not reused or salvaged, shall become the property of the Contractor and shall be removed from Government property. Title to materials resulting from deconstruction, and materials and equipment to be removed, is vested in the Contractor upon approval by the Contracting Officer of the Contractor's deconstruction and removal procedures, and authorization by the Contracting Officer to begin deconstruction and dismantling. The Government will not be responsible for the condition or loss of, or damage to, such property after contract award. Showing for sale or selling materials and equipment on site is prohibited.
3.2.2 Reuse of Materials and Equipment
Remove and store materials and equipment listed in the Deconstruction Plan to be reused or relocated to prevent damage, and reinstall as the work progresses.
3.2.3 Salvaged Materials and Equipment
Remove materials and equipment that are listed in the Deconstruction Plan and specified to be removed by the Contractor and that are to remain the property of the Government, and deliver to a storage site, as directed by the Contracting Officer.
a. Salvage items and material to the maximum extent possible.
b. Store all materials salvaged for the Contractor as approved by the Contracting Officer and remove from Government property before completion of the contract. On site sales of salvaged material is prohibited.
c. Remove salvaged items to remain the property of the Government in a manner to prevent damage, and packed or crated to protect the items from damage while in storage or during shipment. Items damaged during removal or storage must be repaired or replaced to match existing items. Properly identify the contents of containers.
3.2.4 Disposal of Ozone Depleting Substance (ODS)
Class I and Class II ODS are defined in Section, 602(a) and (b), of The Clean Air Act. Prevent discharge of Class I and Class II ODS to the atmosphere. Place recovered ODS in cylinders meeting AHRI Guideline K suitable for the type ODS (filled to no more than 80 percent capacity) and provide appropriate labeling. Recovered ODS shall be removed from Government property and disposed of in accordance with 40 CFR 82.
Products, equipment and appliances containing ODS in a sealed, self-contained system (e.g. residential refrigerators and window air conditioners) shall be disposed of in accordance with 40 CFR 82. Submit Receipts or bills of lading, as specified. Submit a shipping receipt or bill of lading for all containers of ozone depleting substance (ODS) shipped to the Defense Depot, Richmond, Virginia.
3.2.4.1 Special Instructions
No more than one type of ODS is permitted in each container. A warning/hazardous label shall be applied to the containers in accordance with Department of Transportation regulations. All cylinders including but not limited to fire extinguishers, spheres, or canisters containing an ODS shall have a tag with the following information:
a. Activity name and unit identification code
b. Activity point of contact and phone number
c. Type of ODS and pounds of ODS contained
d. Date of shipment
e. National stock number (for information, call (804) 279-4525).
3.2.5 Transportation Guidance
Ship all ODS containers in accordance with MIL-STD-129, DLA 4145.25 (also referenced one of the following: Army Regulation 700-68, Naval Supply Instruction 4440.128C, Marine Corps Order 10330.2C, and Air Force Regulation 67-12), 49 CFR 173.301, and DOD 4000.25-1-M.
3.3 CLEANUP
Remove and transport any debris in a manner that prevents spillage on streets or adjacent areas. Apply local regulations regarding hauling and disposal.
3.4 DISPOSAL OF REMOVED MATERIALS
3.4.1 Regulation of Removed Materials
Dispose of debris, rubbish, scrap, and other nonsalvageable materials resulting from removal operations with all applicable federal, state and local regulations.
3.4.2 Burning on Government Property
Burning of materials removed from deconstructed structures will not be permitted on Government property.
3.4.3 Removal from Government Property
Transport waste materials removed from deconstructed structures from Government property for legal disposal.
3.5 REUSE OF SALVAGED ITEMS
Recondition salvaged materials and equipment designated for reuse before installation. Replace items damaged during removal and salvage operations or restore them as necessary to usable condition.
SECTION 26 00 00.00 20
BASIC ELECTRICAL MATERIALS AND METHODS
07/06
PART 1 GENERAL
1.1 REFERENCES
The publications listed below form a part of this specification to the extent referenced. The publications are referred to in the text by the basic designation only.
ASTM INTERNATIONAL (ASTM)
ASTM D709 (2017) Standard Specification for Laminated Thermosetting Materials
INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS (IEEE)
IEEE 100 (2000; Archived) The Authoritative Dictionary of IEEE Standards Terms
IEEE C2 (2017; Errata 1-2 2017; INT 1 2017) National Electrical Safety Code
NATIONAL ELECTRICAL MANUFACTURERS ASSOCIATION (NEMA)
NEMA 250 (2018) Enclosures for Electrical Equipment (1000 Volts Maximum)
NATIONAL FIRE PROTECTION ASSOCIATION (NFPA)
NFPA 70 (2017; ERTA 1-2 2017; TIA 17-1; TIA 17-2;
TIA 17-3; TIA 17-4; TIA 17-5; TIA 17-6;
TIA 17-7; TIA 17-8; TIA 17-9; TIA 17-10;
TIA 17-11; TIA 17-12; TIA 17-13; TIA
17-14; TIA 17-15; TIA 17-16; TIA 17-17 )
National Electrical Code
1.2 RELATED REQUIREMENTS
This section applies to all sections of Division 26 of this project specification unless specified otherwise in the individual sections.
1.3 DEFINITIONS
a. Unless otherwise specified or indicated, electrical and electronics terms used in these specifications, and on the drawings, shall be as defined in IEEE 100.
b. The technical sections referred to herein are those specification sections that describe products, installation procedures, and equipment operations and that refer to this section for detailed description of submittal types.
c. The technical paragraphs referred to herein are those paragraphs in PART 2 - PRODUCTS and PART 3 - EXECUTION of the technical sections that describe products, systems, installation procedures, equipment, and test methods.
1.4 ADDITIONAL SUBMITTALS INFORMATION
Submittals required in other sections that refer to this section must conform to the following additional requirements as applicable.
1.4.1 Shop Drawings (SD-02)
Include wiring diagrams and installation details of equipment indicating proposed location, layout and arrangement, control panels, accessories, piping, ductwork, and other items that must be shown to ensure a coordinated installation. Wiring diagrams shall identify circuit terminals and indicate the internal wiring for each item of equipment and the interconnection between each item of equipment. Drawings shall indicate adequate clearance for operation, maintenance, and replacement of operating equipment devices.
1.4.2 Product Data (SD-03)
Submittal shall include performance and characteristic curves.
1.5 QUALITY ASSURANCE
1.5.1 Regulatory Requirements
In each of the publications referred to herein, consider the advisory provisions to be mandatory, as though the word, "shall" had been substituted for "should" wherever it appears. Interpret references in these publications to the "authority having jurisdiction," or words of similar meaning, to mean the Contracting Officer. Equipment, materials, installation, and workmanship shall be in accordance with the mandatory and advisory provisions of NFPA 70 unless more stringent requirements are specified or indicated.
1.5.2 Standard Products
Provide materials and equipment that are products of manufacturers regularly engaged in the production of such products which are of equal material, design and workmanship. Products shall have been in satisfactory commercial or industrial use for 2 years prior to bid opening. The 2-year period shall include applications of equipment and materials under similar circumstances and of similar size. The product shall have been on sale on the commercial market through advertisements, manufacturers' catalogs, or brochures during the 2-year period. Where two or more items of the same class of equipment are required, these items shall be products of a single manufacturer; however, the component parts of the item need not be the products of the same manufacturer unless stated in the technical section.
1.5.2.1 Alternative Qualifications
Products having less than a 2-year field service record will be acceptable if a certified record of satisfactory field operation for not less than 6000 hours, exclusive of the manufacturers' factory or laboratory tests, is furnished.
1.5.2.2 Material and Equipment Manufacturing Date
Products manufactured more than 3 years prior to date of delivery to site shall not be used, unless specified otherwise.
1.6 WARRANTY
The equipment items shall be supported by service organizations which are reasonably convenient to the equipment installation in order to render satisfactory service to the equipment on a regular and emergency basis during the warranty period of the contract.
1.7 POSTED OPERATING INSTRUCTIONS
Provide for each system and principal item of equipment as specified in the technical sections for use by operation and maintenance personnel. The operating instructions shall include the following:
a. Wiring diagrams, control diagrams, and control sequence for each principal system and item of equipment.
b. Start up, proper adjustment, operating, lubrication, and shutdown procedures.
c. Safety precautions.
d. The procedure in the event of equipment failure.
e. Other items of instruction as recommended by the manufacturer of each system or item of equipment.
Print or engrave operating instructions and frame under glass or in approved laminated plastic. Post instructions where directed. For operating instructions exposed to the weather, provide weather-resistant materials or weatherproof enclosures. Operating instructions shall not fade when exposed to sunlight and shall be secured to prevent easy removal or peeling.
1.8 MANUFACTURER'S NAMEPLATE
Each item of equipment shall have a nameplate bearing the manufacturer's name, address, model number, and serial number securely affixed in a conspicuous place; the nameplate of the distributing agent will not be acceptable.
1.9 FIELD FABRICATED NAMEPLATES
ASTM D709. Provide laminated plastic nameplates for each equipment enclosure, relay, switch, and device; as specified in the technical sections or as indicated on the drawings. Each nameplate inscription shall identify the function and, when applicable, the position. Nameplates shall be melamine plastic, 0.125 inch thick, white with black center core.
Surface shall be matte finish. Corners shall be square. Accurately align lettering and engrave into the core. Minimum size of nameplates shall be one by 2.5 inches. Lettering shall be a minimum of 0.25 inch high normal block style.
1.10 ELECTRICAL REQUIREMENTS
Electrical installations shall conform to IEEE C2, NFPA 70, and requirements specified herein.
1.11 INSTRUCTION TO GOVERNMENT PERSONNEL
Where specified in the technical sections, furnish the services of competent instructors to give full instruction to designated Government personnel in the adjustment, operation, and maintenance of the specified systems and equipment, including pertinent safety requirements as required.
Instructors shall be thoroughly familiar with all parts of the installation and shall be trained in operating theory as well as practical operation and maintenance work. Instruction shall be given during the first regular work week after the equipment or system has been accepted and turned over to the Government for regular operation. The number of man-days (8 hours per day) of instruction furnished shall be as specified in the individual section.
PART 2 PRODUCTS
2.1 FACTORY APPLIED FINISH
Electrical equipment shall have factory-applied painting systems which shall, as a minimum, meet the requirements of NEMA 250 corrosion-resistance test and the additional requirements specified in the technical sections.
PART 3 EXECUTION
3.1 FIELD APPLIED PAINTING
Paint electrical equipment as required to match finish of adjacent surfaces or to meet the indicated or specified safety criteria. Painting shall be as specified in the section specifying the associated electrical equipment.
3.2 FIELD FABRICATED NAMEPLATE MOUNTING
Provide number, location, and letter designation of nameplates as indicated. Fasten nameplates to the device with a minimum of two sheet-metal screws or two rivets.
SECTION 26 05 00.00 40
COMMON WORK RESULTS FOR ELECTRICAL
08/16
PART 1 GENERAL
1.1 REFERENCES
The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.
ASTM INTERNATIONAL (ASTM)
ASTM D709 (2017) Standard Specification for Laminated Thermosetting Materials
ELECTRONIC INDUSTRIES ALLIANCE (EIA)
EIA 480 (1981) Toggle Switches
INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS (IEEE)
IEEE Stds Dictionary (2009) IEEE Standards Dictionary: Glossary of Terms & Definitions
NATIONAL ELECTRICAL MANUFACTURERS ASSOCIATION (NEMA)
ANSI Z535.1 (2017) Safety Colors
NEMA KS 1 (2013) Enclosed and Miscellaneous Distribution Equipment Switches (600 V Maximum)
NEMA PB 1 (2011) Panelboards
NEMA RN 1 (2005; R 2013) Polyvinyl-Chloride (PVC) Externally Coated Galvanized Rigid Steel Conduit and Intermediate Metal Conduit
NEMA TC 2 (2013) Standard for Electrical Polyvinyl Chloride (PVC) Conduit
NEMA TC 3 (2016) Polyvinyl Chloride (PVC) Fittings for Use With Rigid PVC Conduit and Tubing
NEMA VE 1 (2017) Metal Cable Tray Systems
NEMA WD 1 (1999; R 2015) Standard for General Color Requirements for Wiring Devices
NEMA WD 6 (2016) Wiring Devices Dimensions Specifications
NATIONAL FIRE PROTECTION ASSOCIATION (NFPA)
NFPA 70 (2017; ERTA 1-2 2017; TIA 17-1; TIA 17-2;
TIA 17-3; TIA 17-4; TIA 17-5; TIA 17-6;
TIA 17-7; TIA 17-8; TIA 17-9; TIA 17-10;
TIA 17-11; TIA 17-12; TIA 17-13; TIA
17-14; TIA 17-15; TIA 17-16; TIA 17-17 )
National Electrical Code
UNDERWRITERS LABORATORIES (UL)
UL 1 (2005; Reprint Aug 2017) UL Standard for Safety Flexible Metal Conduit
UL 1242 (2006; Reprint Mar 2014) Standard for Electrical Intermediate Metal Conduit -- Steel
UL 50 (2020) UL Standard for Electrical Equipment, Non-Environmental Considerations
UL 506 (2017) UL Standard for Safety Specialty Transformers
UL 514B (2020) UL Standard for Conduit, Tubing, and Cable Fittings
UL 6 (2007; Reprint Nov 2014) Electrical Rigid Metal Conduit-Steel
UL 870 (2016) UL Standard for Safety Wireways, Auxiliary Gutters, and Associated Fittings
1.2 DEFINITIONS
a. Unless otherwise specified or indicated, electrical and electronics terms used in these specifications, and on the drawings, are as defined in IEEE Stds Dictionary.
b. The technical sections referred to herein are those specification sections that describe products, installation procedures, and equipment operations and that refer to this section for detailed description of submittal types.
1.3 SUBMITTALS
Government approval is required for submittals with a "G" designation;
submittals not having a "G" designation are for information only. Submit the following in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:
SD-03 Product Data
Conduits, Raceways and Fittings; G, EC-DME
Junction Boxes and Pull Boxes; G, EC-DME
Dry-Type Distribution Transformers; G, EC-DME
PART 2 PRODUCTS
2.1 EQUIPMENT
Provide the standard cataloged materials and equipment of manufacturers regularly engaged in the manufacture of the products. For Product Data submittals, show manufacturer's style or catalog numbers, and warranty information, and fabrication site.
2.1.1 Conduits, Raceways and Fittings
2.1.1.1 Rigid Steel Conduit
Ensure rigid steel conduit complies with UL 6 and is galvanized by the hot-dip process.
Use threaded fittings for rigid steel conduit.
Use solid gaskets. Ensure conduit fittings with blank covers have gaskets, except in clean, dry areas or at the lowest point of a conduit run where drainage is required.
Ensure covers have captive screws and are accessible after the work has been completed.
2.1.1.2 Flexible Metallic Conduit
Ensure flexible metallic conduit is galvanized steel and complies with UL 1.
Ensure fittings for flexible metallic conduit are specifically designed for such conduit.
Provide liquidtight flexible metallic conduit with a protective jacket of PVC extruded over a flexible interlocked galvanized steel core to protect wiring against moisture, oil, chemicals, and corrosive fumes.
Specifically design fittings for liquidtight flexible metallic conduit for such conduit.
2.1.1.3 Intermediate Metal Conduit
Ensure intermediate metal conduit is galvanized steel and complies with
UL 1242.
2.1.1.4 Wireways and Auxiliary Gutters
Ensure wireways and auxiliary gutters are a minimum 4 by 4-inch trade size conforming to UL 870.
2.1.1.5 Surface Raceways and Assemblies
Ensure surface metal raceways and multi-outlet assemblies conform to NFPA 70.
2.1.1.6 Fittings for Metal Conduit and Flexible Metal Conduit
Ferrous fittings: zinc-coated in accordance with UL 514B.
2.1.1.6.1 Fittings for Rigid Metal Conduit and IMC
Threaded-type. Split couplings unacceptable.
2.1.2 Wire and Cable
Use copper 600-volt type for conductors meeting requirements specified in Section 26 05 19.00 10 installed in conduit.
2.1.3 Switches
2.1.3.1 Safety Switches
Ensure safety switches comply with NEMA KS 1, and are the heavy-duty type with enclosure, voltage, current rating, number of poles, and fusing as indicated. Switch construction is such that, when the switch handle in the "ON" position, the cover or door cannot be opened. Cover release device is coinproof and so constructed that an external tool is used to open the cover. Make provisions to lock the handle in the "OFF" position. Ensure the switch is not capable of being locked in the "ON" position.
Provide switches of the quick-make, quick-break type. Approve terminal lugs for use with copper conductors.
Ensure safety color coding for identification of safety switches conforms to ANSI Z535.1.
2.1.3.2 Toggle Switches
Ensure toggle switches comply with EIA 480, control incandescent, mercury, LED and fluorescent lighting fixtures and are the heavy duty, general purpose, noninterchangeable flush-type.
Provide commercial grade toggle switches rated 20 amperes, 60 hertz alternating current (ac) only.
Ensure all toggle switches are products of the same manufacturer.
2.1.4 Receptacles
Provide commercial grade receptacles, 20A, 125 VAC, 2-pole, 3-wire duplex conforming to NEMA WD 6, NEMA 5-20R.
2.1.5 Junction Boxes and Pull Boxes
UL 50; volume greater than 100 cubic inches, NEMA Type 4X enclosure; sheet steel, hot-dip, zinc-coated.
2.1.6 Panelboards
Provide panelboards in accordance with NEMA PB 1 and as specified in Section 26 28 00.00 10.
2.1.7 Circuit Breakers
Circuit breakers shall be as specified in Section 26 28 00.00 10.
2.1.8 Manufacturer's Nameplate
Ensure each item of equipment has a nameplate bearing the manufacturer's name, address, model number, and serial number securely affixed in a conspicuous place; the nameplate of the distributing agent is not acceptable.
2.1.9 Dry-Type Distribution Transformers
General purpose dry-type transformers with windings 600 volts or less are two-winding, 60 hertz, self-cooled in accordance with UL 506. Ensure windings have a minimum of two 2-1/2-percent taps above and below nominal voltage.
PART 3 EXECUTION
3.1 PREPARATION
Protect metallic materials against corrosion. Provide equipment enclosures with the standard finish by the manufacturer when used for most installations. Do not use aluminum when in contact with earth or concrete and, where connected to dissimilar metal, protect by approved fittings and treatment. Provide hot-dip galvanized ferrous metals such as, but not limited to, anchors, bolts, braces, boxes, bodies, clamps, fittings, guards, nuts, pins, rods, shims, thimbles, washers, and miscellaneous not of corrosion-resistant steel except where other equivalent protective treatment is specifically approved in writing.
3.2 INSTALLATION
3.2.1 Conduits, Raceways And Fittings
Conduit runs between outlet and outlet, between fitting and fitting, or between outlet and fitting cannot contain more than the equivalent of three 90-degree bends, including those bends located immediately at the outlet or fitting.
Do not install crushed or deformed conduit. Avoid trapped conduit runs where possible. Take care to prevent the lodgment of foreign material in the conduit, boxes, fittings, and equipment during the course of construction. Clear any clogged conduit of obstructions or be replaced.
3.2.1.1 Rigid Steel Conduit
Make field-made bends and offsets with approved hickey or conduit bending machine. Use long radius conduit for elbows larger than 2-1/2 inches.
3.2.1.2 Flexible Metallic Conduit
Use flexible metallic conduit to connect recessed fixtures from outlet boxes in ceilings, transformers, and other approved assemblies.
Use bonding wires in flexible conduit as specified in NFPA 70, for all circuits. Flexible conduit is not considered a ground conductor.
Make electrical connections to vibration-isolated equipment with flexible metallic conduit.
Use liquidtight flexible metallic conduit in wet and oily locations and to complete the connection to motor-driven equipment.
3.2.1.3 Intermediate Conduit
Make all field-made bends and offsets with approved hickey or conduit bending machine. Use intermediate metal conduit only for indoor installations.
3.2.1.4 Wireway and Auxiliary Gutter
Bolt together straight sections and fittings to provide a rigid, mechanical connection and electrical continuity. Close dead ends of wireways and auxiliary gutters. Plug all unused conduit openings.
Support wireways for overhead distribution and control circuits at maximum 5-foot intervals.
Ensure auxiliary gutters used to supplement wiring spaces for equipment not contained in a single enclosure contains no switches, overcurrent devices, appliances, or apparatus.
3.2.1.5 Splices and Connectors
Make all splices in AWG No. 8 and smaller with approved indentor crimp-type connectors and compression tools.
Make all splices in AWG No. 6 and larger with bolted clamp-type connectors. Wrap joints with an insulating tape that has an insulation and temperature rating equivalent to that of the conductor.
3.2.2 Wiring
Use conductors up to and including AWG No. 2 that are manufactured with colored insulating materials. For conductors larger than AWG No. 2, have ends identified with color plastic tape in outlet, pull, or junction boxes.
Splice in accordance with the NFPA 70. Provide conductor identification within each enclosure where a tap, splice, or termination is made and at the equipment terminal of each conductor. Match terminal and conductor identification as indicated.
Where several feeders pass through a common pullbox, tag the feeders to clearly indicate the electrical characteristics, circuit number, and panel designation.
3.2.3 Wiring Devices
3.2.3.1 Wall Switches and Receptacles
Install wall switches and receptacles so that when device plates are applied, the plates are aligned vertically to within 1/16 inch.
Bond ground terminal of each flush-mounted receptacle to the outlet box with an approved green bonding jumper when used with dry wall type construction.
3.2.3.2 Device Plates
Ensure device plates for switches that are not within sight of the loads controlled suitably engraved with a description of the loads.
Mark device plates and receptacle cover plates for receptacles other than 125-volt, single-phase, duplex, convenience outlets, showing the circuit number, voltage, frequency, phasing, and amperage available at the receptacle. Required marking consists of a self-adhesive label having 1/4 inch embossed letters.
Similarly mark device plates for convenience outlets indicating the supply panel and circuit number.
3.2.4 Boxes and Fittings
Furnish and install pullboxes where necessary in the conduit system to facilitate conductor installation. For conduit runs longer than 100 feet or with more than three right-angle bends, install a pullbox at a convenient intermediate location.
Securely mount boxes and enclosures to the crane structure with supporting facilities independent of the conduit entering or leaving the boxes.
3.2.5 Lamps and Lighting Fixtures
Install new lamps of the proper type and wattage in each fixture. Securely fasten fixtures and supports to structural members and install parallel and perpendicular to major axes of structures.
3.2.6 Dry-Type Distribution Transformers
Connect dry-type transformers with flexible metallic conduit.
Mount all dry-type transformers on vibration isolators.
3.2.7 Field Fabricated Nameplates
Ensure nameplates conform to ASTM D709. Provide laminated plastic nameplates for each equipment enclosure, relay, switch, and device, as specified in the technical sections or as indicated on the drawings. Each nameplate inscription identifies the function and, when applicable, the position. Provide nameplates that are melamine plastic, 0.125 inch thick, white with black center core and a matte finish surface. Accurately align lettering and engrave into the core. Minimum size of nameplates is 1 by
2.5 inches. Lettering is a minimum of 0.25 inch high normal block style.
3.2.8 Identification Plates And Warnings
Furnish and install identification plates for lighting and power panelboards, motor control centers, pilot lights, disconnect switches, manual starting switches, and magnetic starters. Attach identification plates to process control devices and pilot lights.
Furnish identification plates for all line voltage enclosed circuit breakers, identifying the equipment served, voltage, phase(s) and power source. For circuits 480 volts and above, install conspicuously located warning signs in accordance with OSHA requirements.
3.2.9 Posted Operating Instructions
Print or engrave operating instructions and frame under glass or in approved laminated plastic. Post instructions where directed. For operating instructions exposed to the weather, provide weather-resistant materials or weatherproof enclosures. Ensure operating instructions do not fade when exposed to sunlight. Secure instructions to prevent easy removal or peeling.
Ensure each system and principal item of equipment is as specified in the technical sections for use by operation and maintenance personnel. Include the following information with the operating instructions:
a. Wiring diagrams, control diagrams, and control sequence for each principal system and item of equipment.
b. Start up, proper adjustment, operating, lubrication, and shutdown procedures.
c.
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