Stations_342_and_346_-_Common_Work_Result_For_Electrical_r1.pdf

Renovation of Stations 42 & 46 City of Carmel

Applied Engineering Project # 25-150

Common Work Results for Electrical 260500 - 1

SECTION 260500 - COMMON WORK RESULTS FOR ELECTRICAL

PART 1 - GENERAL

1.1 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplementary

Conditions, front end specifications, and Division 01 Specification Sections, apply to this Section.

SUMMARY

A. Section Includes:

1. LEED Requirements.

2. Definitions.

3. General electrical requirements.

4. Electrical coordination and installation.

5. Temporary electricity.

6. Submittals.

7. Delivery, storage, and handling.

8. Cutting, patching, damage, and mutilation.

9. System startup.

10. Warranty.

11. Firestopping.

LEED REQUIREMENTS

A. All work and materials performed under this section shall comply with the LEED Submittals sections.

1.4 DEFINITIONS

A. Furnish: Supply but do not install the specific item, component, equipment, system, etc.

B. Install: Place in position, make connections and adjust for use of the specific item, component, equipment, system, etc.

C. Provide: Furnish and install the specific item, component, equipment, system, etc.

D. Equipment: A general term, including material, fittings, devices, appliances, luminaires, apparatus, machinery, etc. used as part of or in the connection with an electrical installation, per

NEC.

E. Finished Spaces: Spaces other than mechanical and electrical equipment rooms, furred spaces, pipe chases, unheated spaces, immediately below roof, space above ceilings, unexcavated spaces, crawlspaces, and tunnels.

Applied Engineering Project # 25-150

Common Work Results for Electrical 260500 - 2

F. Concealed, Inaccessible, Interior Installations: Concealed from view and protected from physical contact by building occupants. Rendered inaccessible by the structure of finish of the building, per NEC. Examples include above hard ceilings and in chases not behind an access panel.

G. Concealed, Accessible, Interior Installations: Concealed from view and protected from physical contact by building occupants. Accessible via the structure of the finish of the building, per NEC.

Examples include above lay-in ceilings and behind access panels in chases.

H. Concealed, Exterior Installations: Concealed from view and protected from weather conditions and from physical contact by building occupants but subject to outdoor ambient temperatures.

Examples include duct banks and equipment within an underground vault or manhole.

I. Exposed, Interior Installations: Exposed to view indoors, and accessible Examples include mechanical equipment rooms.

J. Exposed, Exterior Installations: Exposed to view outdoors or subject to outdoor ambient temperatures and weather conditions. Examples include rooftop locations.

K. Rough-In: Suitable raceway terminated at each end in a suitable box or with a bushing and containing a pull string.

L. Work: Labor, installation, materials, equipment, systems, etc. required to complete a portion of the project scope.

M. NFPA 70 (National Electrical Code - NEC): Currently adopted NFPA 70 code with all amendments as adopted by the state or local authority having jurisdiction.

GENERAL ELECTRICAL REQUIREMENTS

A. Provide all required labor, material, equipment, and Contractor’s services necessary to complete the electrical installation required in full conformity with the Contract Documents and as required to meet all current codes and ordinances including all requirements of the Occupational Safety and Health Act latest edition.

B. This Contractor shall review the complete set of drawings and specifications and include work from other divisions that affect his work.

C. Perform all work to conform to or exceed the minimum requirements of the current edition of the

National Electrical Code, NECA and all federal, state, local and municipal codes and ordinances.

Work shown on the drawings or in the specifications that exceed the minimum requirements of the NFPA 70 or other regulations shall be installed as indicated. Comply with the directions of all properly appointed authorities having jurisdiction.

D. OSHA: Contractor, Sub-Contractor, and all those working at the job site shall adhere to all requirements of the Occupational Safety and Health Act latest edition.

E. Drawings are diagrammatical in nature and do not show every required miscellaneous detail, support, fitting, etc. Drawings shall not be scaled for purposes of equipment installation. All measurements shall be verified to ensure equipment, raceways, devices, luminaires, etc. are installed in a neat and workmanlike manner. Furnish and install all materials required for a complete and operational electrical system.

Applied Engineering Project # 25-150

Common Work Results for Electrical 260500 - 3

F. Obtain all permits, licenses, certificates and pay for all fees necessary to complete the electrical installation unless otherwise noted in the front-end specifications or Division 01.

G. Field verify all conditions and dimensions as they pertain to the intent of the drawings and specifications. Contractor shall bring to the attention of the Engineer any discrepancies discovered prior to the commencement of any work affected by or related to such discrepancy. Contractor shall be responsible for all costs associated with or caused by that contractor's failure to comply with this requirement.

H. Provide all disconnects, starters, outlets, receptacles, wiring, raceway, pathways, etc. required to properly connect all equipment indicated in the Construction Documents to be furnished and installed by other Trades and/or by the Owner or furnished by other Trades and/or the Owner for installation by this Contractor. Verify all requirements with approved submittals prior to rough-in and installation.

I. Rough-in requirements for all equipment to be connected may not be shown on the drawings.

Contractor shall verify all electrical requirements with the other Trades and/or the Owner furnishing the equipment, and with the manufacturer of the equipment.

J. The Engineer reserves the right to make changes of the locations of all receptacles, switches, equipment, etc. up to the time of rough-in or setting of equipment without additional cost to the project.

K. Field verify exact location of electrical equipment including lighting fixtures, fire alarm devices, security system devices, receptacles, etc. in rooms containing exposed ductwork, piping, etc. and rearrange as required by the Engineer.

L. All materials shall be new and shall be Underwriters Laboratories (UL) labeled conforming to

NEMA Standards and all applicable codes unless otherwise noted.

M. Manufacturer Qualifications: Company specializing in manufacturing products with not less than three years of documented experience.

N. Workmanship: As a minimum requirement, NECA ”Good Workmanship in Electrical

Construction” shall be followed along with any additional requirements as described in the specifications and on the drawings.

O. To help prevent sound transmission from one space to another, do not install recessed equipment and devices back-to-back in the same wall.

P. Provide all cutting, patching, and replacement of materials for electrical work in accordance with all appropriate Divisions of Specifications.

Q. Paint surface mounted or otherwise exposed conduit, raceway, boxes, and other unfinished electrical materials in finished spaces. Paint to match surfaces to which they are attached to, or color as selected by Architect.

All finish painting shall be in accordance with and provided under Division 09 and paid for by this

Contractor.

Applied Engineering Project # 25-150

Common Work Results for Electrical 260500 - 4

S. Provide access panels and doors for electrical items that are required to remain accessible that are installed in non-accessible spaces. Access doors and panels are specified in Division 08.”

T. Contractor shall examine architectural drawings to verify wall thickness for proper recessing depth for all flush installed equipment, devices, etc. Any instance of inadequate depth shall be brought to the attention of the architect and engineer prior to Bids or provided for by this contractor.

U. Copies of Documents at Project Site: Maintain at the project site a copy of each referenced document that prescribes execution requirements (drawings, specifications, submittals, addendums, etc.).

V. Fire Protection Subcontractor: Fire Protection design must be compatible with the current system. Consult with the City Technology Dept for additional details. Nelson Alarm located at 2602 E 55th Street, Indianapolis, IN, is a preferred Fire Protection subcontractor.

1.6 VERIFICATION

A. Contractor shall visit the project site to verify existing conditions relative to the project scope.

B. Work shown on the drawings as "existing" is assumed to be in place and suitable for modifications and additions as indicated on the drawings. This contractor shall field verify these items prior to installation and shall make all necessary provisions required for proper installation as required by the drawings and specifications. Contractor shall submit questions about existing conditions in writing to the architect/engineer.

1.7 COORDINATION

A. Contractor shall coordinate with all other Trades to assure proper timing and installation of materials and equipment to meet the sequence of construction. Contractor shall also coordinate with other trades to ensure installation is within intended space requirements, meets code requirements, and does not result in any conflicts. Minor field installation deviations from the drawings are acceptable to ensure proper installation and that all code requirements are met.

B. Before performing any work, review the drawings and confirm that the electrical work does not interfere with clearance required for beams, foundations, columns, pilasters, partitions, ductwork, plumbing, fire protection, etc. Where interferences develop after installation of equipment, this contractor shall make changes requested by the Engineer as required to provide proper clearances at the expense of this Contractor.

C. All interruptions of a system or a service shut-down of any duration shall be approved by the

Owner and Engineer in writing not less than fourteen (14) days in advance of the interruption or shut-down. Submit duration and nature of an interruption or shut-down at time of request.

D. Coordinate arrangement, mounting, and support of electrical equipment:

1. To allow maximum possible headroom unless specific mounting heights that reduce headroom are indicated.

Applied Engineering Project # 25-150

Common Work Results for Electrical 260500 - 5

2. To provide for ease of disconnecting the equipment with minimum interference to other installations.

3. To allow right of way for piping installed at required slope.

4. To allow raceways, cables, wireways, cable trays, busways, etc. to be clear of obstructions and of the working and access space of other equipment.

To maintain mechanical access, especially the 24”x24” space required in front of VAV/CAV box control locations

E. Coordinate location of access panels and doors for electrical items that are behind finished surfaces concealed in locations that will remain inaccessible in the future.

F. For equipment requiring connections by other trades, provide approved submittals to the appropriate trade. Approved submittals are to include all information required by the other trade.

G. Coordinate all training sessions with the Owner and Engineer. All training sessions shall be performed and scheduled at the Owner’s convenience. Quantity of training sessions and length of each session shall be as specified in the technical specification sections.

1.8 TEMPORARY ELECTRICITY

A. Provide temporary power and lighting for the progression of work by all Trades as required by

Division 01.

1.9 SERVICE CONTINUITY

A. Continuity:

1. Service continuity to existing equipment shall be addressed in the following manner:

a. Maintain service continuity to all existing loads that are to remain by modifying and/or extending conduit and wiring as required. Field verification of existing conduit runs, and circuitry is to be done as required. This is applicable to receptacles, overhead power drops, disconnects, lighting, and wiring to fume hoods and mechanical equipment.

Inconvenience to Occupants:

1. Power interruptions must be properly pursued to reduce inconvenience to the normal building activity to a minimum.

C. Interruption Arrangements:

1. Arrangements for interruption of electrical service to Project areas must be made in writing with the Owner representative\Project Manager at least two weeks before the proposed interruptions.

D. Interruption Hours:

Applied Engineering Project # 25-150

Common Work Results for Electrical 260500 - 6

1. Interruptions of service in areas where Owner’s personnel are working will be made between the hours of 11:00 P.M. and 6:00 A.M. unless approved by Owner’s representative.

1.10 SUBMITTALS

A. Refer to Division 01 Shop Drawings, for submittal procedures.

B. Provide submittals for products in Division 26, 27, and 28.

C. Shop drawing submittals shall comply with the following:

1. Organize each submittal by specification section and it shall include all manufactured items.

2. Include wiring diagrams, riser diagrams, etc. showing the quantity and types of cables, raceway required for systems such as Lighting Control, Sound Systems, Access Control, etc. Drawings will be returned for completion if the locations and routing of the devices and cables are not shown. Delays in the construction schedules due to incomplete drawings shall be the responsibility of this Contractor.

D. Submit record drawings in accordance with Division 01

E. Where new electrical equipment, devices, cabling, etc. specified or noted on the drawings are obsolete, provide replacements that meet or exceed all options and accessories necessary for its function. Submit replacement for approval.

F. Contractor shall verify recessed depths for luminaires against catalog reference material prior to providing submittals for review.

1.11 DELIVERY, STORAGE, AND HANDLING

A. Deliver, store, protect and handle all material and equipment in accordance with the manufacturer’s recommendation unless specifically otherwise noted.

B. Store all materials and equipment off-site unless approved by the Engineer. Materials and equipment stored on-site shall be stored in a climate controlled indoor space and so as not to interfere with construction or facilities in use by Owner.

C. Damaged material and equipment shall not be furnished or installed.

1.12 CUTTING, PATCHING, DAMAGE, AND MUTILATION

A. The General Contractor is responsible for all cutting and patching indicated on the Architectural

Drawings related to installation or removal of work by the Electrical Contractor. All required cutting and patching may not be shown. Any additional cutting and patching required for electrical work, which is not indicated on the Architectural Drawings, is the responsibility of the

Electrical Contractor.

Applied Engineering Project # 25-150

Common Work Results for Electrical 260500 - 7

B. Properly patch and repair cuts made into, or penetration made through fire rated walls, floors, and ceilings to maintain their proper fire rating.

C. Roof openings required by this Contractor that are not shown on the Architectural or Structural

Drawings shall be provided by the Division 07 Contractor and paid for by this Contractor.

D. All undue or untimely damage or mutilation of masonry, plaster and other finished surfaces around conduit, equipment, etc., created by this Contractor shall be repaired by the proper

Contractor and paid for by this Contractor.

E. This Contractor shall be responsible for damage to or mutilation of the work of the other

Contractors or to the building and its contents caused by equipment installed or work performed by this Contractor.

F. The finish of any item that has been marred, scratched or damaged in any way by this Contractor shall be repaired and repainted at the expense of this Contractor, and to the satisfaction of the

Engineer.

1.13 BASIC ELECTRICAL REQUIREMENTS

A. All electrical systems shall be designed and specified as “fully-rated” systems. “Series-rated” systems are not acceptable.

DATA GATHERING BY ELECTRICAL CONTRACTOR

A. The following scope of work shall be performed by the E.C.

1. E.C. shall provide documentation showing exact feeder lengths for all new feeders. Include conductor type and size as well as insulation type.

2. E.C. shall provide documentation showing the exact overcurrent protection devices installed and the settings and ratings.

3. E.C. shall provide and Install the Arc Flash labels.

a. As determined by the Arc Flash study; label information and format will be given to the E.C.

b. As required by NEC if an Arc Flash study is not available.

1.15 SYSTEM START-UP

A. Perform tests on all systems and each piece of equipment as required by applicable codes and/or as specified.

B. Clean all equipment of construction debris and dust prior to demonstration to Owner.

C. All work shall include start-up of all systems, demonstrating each system to the Owner, and training the Owner in the proper operation of each system. Furnish operational and maintenance instructions.

Applied Engineering Project # 25-150

Common Work Results for Electrical 260500 - 8

1.16 WARRANTY

A. In addition to the warranty required under the provisions of front end, Division 0 and 1 specification, provide additional warranty for work and materials for the time periods indicated under individual Sections of the Specifications or for a duration of one (1) year from the date of final acceptance by the owner or substantial completion, whichever is longer. Manufacturer product Warranties and Guaranties that exceed the minimum requirements of the Contract

Documents shall be adhered to.

B. Contractor shall correct, repair, and/or replace any deficiencies of any part of the installation to the satisfaction of the Owner and Engineer for the duration of the warranty/guarantee period.

PART 2 - PRODUCTS (NOT USED)

PART 3 - EXECUTION

3.1 COMMON REQUIREMENTS FOR ELECTRICAL INSTALLATION

A. Comply with NECA 1.

B. Measure indicated mounting heights to bottom of unit for suspended items and to top of unit for wall-mounted items.

C. Headroom Maintenance: If mounting heights or other location criteria are not indicated, arrange and install components and equipment to provide maximum possible headroom consistent with the project documents.

D. Equipment: Install to facilitate service, maintenance, and repair or replacement of components of both electrical equipment and other nearby installations. Connect in such a way as to facilitate future disconnecting with minimum interference with other items in the vicinity.

FIRESTOPPING

A. Provide firestopping to raceway and cable penetrations of fire-rated floor, ceilings, partitions and wall assemblies for electrical installations to maintain fire-resistance rating of assembly.

Firestopping materials and installation requirements are specified in Division 07.

B. Provide firestopping to raceway and cable penetrations of fire-rated floor, ceilings, partitions and wall assemblies for electrical installations to maintain fire-resistance rating of assembly. Fire stopping material will be as follow:

1. Use only firestop products that have been UL 1479 or ASTM E 814 tested for specific fire-rated construction conditions conforming to construction assembly type, penetrating item type, annular space requirements, and fire-rating involved for each separate instance.

2. Pre-installed firestop devices for use with noncombustible and combustible pipes (closed and open systems), conduit, and/or cable bundles penetrating concrete floors and/or gypsum walls, the following products are acceptable:

Applied Engineering Project # 25-150

Common Work Results for Electrical 260500 - 9

a. Hilti Cast-In Place Firestop Device (CP 680-P) or equal for use with combustible penetrants.

b. Hilti Cast-In Place Firestop Device (CP 680-M) or equal for use with noncombustible penetrants.

c. Hilti Firestop Speed Sleeve (CP 653) or equal for use with cable penetrations.

d. Hilti Firestop Drop-In Device (CFS-DID) or equal for use with noncombustible and combustible penetrants.

3. Sealants, foams or caulking materials for use with non-combustible items including rigid steel conduit (GRC, IMC) and electrical metallic tubing (EMT), the following products are acceptable:

a. Hilti Intumescent Firestop Sealant (FS-ONE) or equal.

b. Hilti Fire Foam (CP 620) or equal.

c. Hilti Flexible Firestop Sealant (CP 606) or equal.

4. Intumescent sealants, caulking materials for use with combustible items (penetrants consumed by high heat and flame) including PVC jacketed, flexible cable or cable bundles, and plastic pipe, the following products are acceptable:

5. Foams, intumescent sealants, or caulking materials for use with flexible cable or cable bundles, the following products are acceptable:

b. Hilti Fire Foam (CP 620) or equal.

c. Hilti Flexible Firestop Sealant (CP 606) or equal.

6. Non curing, re-penetrable intumescent putty or foam materials for use with flexible cable or cable bundles, the following products are acceptable:

a. Hilti Firestop Putty Stick (CP 618) or equal.

b. Hilti Firestop Plug (CFS-PL) or equal.

7. Wall opening protective materials for use with U.L. listed metallic and specified nonmetallic outlet boxes, the following products are acceptable:

a. Hilti Firestop Putty Pad (CP 617) or equal.

b. Hilti Firestop Box Insert or equal.

END OF SECTION 260500