Attachment_1_-_Specifications.pdf

00150-1

LIST OF DRAWINGS AND SPECIFICATIONS

SECTION 00150

SOUTHWEST FORESTRY COMPLEX ICE MELT SYSTEM

LIST OF DRAWINGS AND SPECIFICATIONS

PART 1 – GENERAL

1.1 DESCRIPTION

A. List of Contract Drawings:

1. Index of Sheets:

SHEET 1 Cover Sheet SHEET 2 Specific Demolition

SHEET 3

SHEET 4

SHEET 5

SHEET 6

Plan View of Roof Radiant Edge Details Gutter, Downspout and Floor Drain Details Electrical Schematic

6 Total Plan Sheets in this Contract

B. List of Contract Specifications

1. Index of Specifications

DIVISION 1 - GENERAL

REQUIREMENTS

Section 00150 List of Drawings and Specifications Section 01010 Summary of Work Section 01025 Definition of Bid Items & Measurements &

Payment Section 01330 Section 01770

Submittal Procedures Closeout Procedures

DIVISION 10 – SPECIALTIES

Section 10900

Fence Style Snow Guards and Clip Style Snow Guards

DIVISION 23 – HVAC

Section 23830

DIVISION 26 – ELECTRICAL

Section 260050

Roof Ice Melt System

Electrical Material and Methods

01010 - 1

SUMMARY OF WORK

SECTION 01010

SUMMARY OF WORK

PART 1 - GENERAL

1.1 SUMMARY

A. Work for this project consists of the removal of the existing ice melting cables from the north side of the building on both the first and second roof decks, gutter and downspouts, installing a radiant edge ice melting system with gutter and downspouts heating cables on the north and south side of the building on the first roof deck, gutter and downspout ice melt system on the north side of the second deck. The ice melt system shall be controlled with an integrated controller that is capable of monitoring exterior temperature and adjusting the melting characteristics of the heating cables. Note: this building is shared with another occupant, the contractor shall only be working on the USDA side of the building which is the west side of the building. In addition to the ice melting system the contractor shall install snow guard clips and snow guard fence on the first roof deck.

1.2 LOCATION

A. This project is located at 2500 South Pine Knoll Drive, Flagstaff Arizona.

1.3 GENERAL SITE CONDITIONS AND WEATHER

A. The elevation of the site is approximately 6,900 feet above mean sea level. The construction site experiences snowfall, wind, hot and cold temperatures.

1.4 USE OF PREMISES

A. General: Contractor shall have full use of premises for construction operations, including use of Project site, during construction period. Contractor's use of premises is limited only by the Government's right to perform work or to retain other contractors on portions of Project.

B. Contractor shall at all times conduct his operations to ensure the least inconvenience to the government employees.

C. Confine storage of materials to areas as approved by the CO.

D. Contractor shall provide adequate signing and barricades and take necessary safety measures to protect employees during all construction operations.

E. Contractor shall minimize disturbance of all undisturbed areas.

1. Interruption of Existing Utility Service: Notify CO, 48 hours in advance of any interruption of existing utilities.

1.5 MEALS AND LODGING

01010 - 2

SUMMARY OF WORK

A. Meals and lodging are commercially available in the City of Flagstaff AZ. Meals or lodging will not be available at Forest Service facilities.

1.6 CONSTRUCTION SEQUENCE

A. There is no specified construction sequence or season for this project.

B. Depending on conditions, normal fire restrictions may apply to activities associated with this project.

END OF SECTION 01100

01025-1

DEFINITION OF BID ITEMS &

MEASUREMENT AND PAYMENT

SECTION 01025

DEFINITION OF BID ITEMS

AND

MEASUREMENT AND PAYMENT

PART 1 - GENERAL

1.1 SUMMARY

A. The intent of this section is to explain, in general, what is and what is not included in a bid item, the limits or cut-off points where one bid item ends, and another begins, and method of measurements and basis of payment for work items listed in the Bid Item Schedule.

B. Work:

1. Furnishing all labor, materials, equipment, and other incidentals necessary to successfully complete the project or any portion of it and carrying out all duties and obligations imposed by the contract on the Contractor.

C. Payment:

1. For each individual item listed here and in the Schedule of Items, payment shall be full compensation for all work related to the item in accordance with these specifications, as shown on the drawings, and as staked in the field.

2. Measurement and payment for contract work shall be made only for and under those pay items included in the Schedule of Items. All other work and materials shall be considered incidental or as included in the payment for items shown.

1.2 DETERMINATION OF QUANTITIES

A. The contractor shall perform, or cause to be performed, all measurement of quantities of materials incorporated into the work processes that are to be measured under the provisions of the contract.

B. Quantity Measurements:

1. The Contractor shall make all measurements for computation of quantities for all work items except those specified for payment by Lump Sum Quantity

(LSQ).

2. All Contractor measurements are subject to verification.

3. The Contractor shall submit all field notes, calculation sheets, and other data used to determine quantities.

4. The Contractor shall certify in writing as to the accuracy of the measurements and computations submitted.

1.3 DEFINITION OF BID ITEMS

01025-2

MEASUREMENT AND PAYMENT

A. Definition of Bid Item No. 1- Base

1. Description: Mobilization and Bonding

a. Measurement and payment: Lump Sum Quantity (LSQ): Includes mobilization of equipment and personnel to the project site. Include bonding costs within this pay item.

B. Definition Bid Item No. 2- Base

1. Description: North Side Radiant Edge.

2. Measurements and Payment: Lump Sum Quantity (LSQ): Includes all materials, labor, equipment, testing, and incidentals for the removal and disposal of the existing ice melt system, gutter and downspout heater cable and for installation of the new ice melt system with the gutter and downspouts.

C. Definition Bid Item No. 3 – Base

1. Description: North Side Snow Guard Fence.

2. Measurements and Payment: Lump Sum Quantity (LSQ): Includes all materials, labor, equipment and incidentals for the installation of a snow guard fence.

D. Definition Bid Item No. 4 – Base

1. Description: North Side Snow Guard Clips.

2. Measurements and Payment: Lump Sum Quantity (LSQ): Includes all materials, labor, equipment and incidentals for the installation of snow guard clips.

D. Definition Bid Item: Alternate - 1

1. Description: South Side Radiant Edge

2. Measurements and Payment: Lump Sum Quantity (LSQ): Includes all materials, labor, equipment, testing, and incidentals for installation of the new ice melt system.

E. Definition Bid Item: Alternate -2

1. Description: South Side Snow Guard Clips.

2. Measurements and Payment: Lump Sum Quantity (LSQ): Includes all materials, labor, equipment, and incidentals for installation of snow guard clips.

F. Definition Bid Item: Alternate-3

1. Description: North Side Building First Floor Balcony Floor Drain.

2. Measurements and Payment: Lump Sum Quantity (LSQ): Includes all materials, labor, equipment, testing, and incidentals for installation of the new ice melt floor drain system.

01025-3

MEASUREMENT AND PAYMENT

PART 2 - METHOD OF MEASUREMENT

3.1 GENERAL

A. The following method of measurement for determining final payment is designated on the Schedule of Items for each pay item:

B. LUMP SUM QUANTITIES (LSQ)

1. These quantities denote one complete unit of work as required by or described in the contract, including necessary materials, equipment, incidentals, and labor to complete the job. They shall not be measured.

END OF SECTION 01025

01330 - 1

SUBMITTAL PROCEDURES

SECTION 01330

SUBMITTAL PROCEDURES

PART 1- GENERAL

1.1 SUMMARY

A. This Section includes administrative and procedural requirements for submitting Product Data, and other miscellaneous submittals.

B. See Division 1 Section "Closeout Procedures" for submitting warranties Project Rec-ord Documents, operation and maintenance manuals.

1.2 DEFINITIONS

A. Action Submittals: Written and graphic information that requires Contracting Of-ficer’s (CO's) responsive action.

B. Informational Submittals: Written information that does not require CO's approval.

Submittals may be rejected for not complying with requirements.

1.3 SUBMITTAL PROCEDURES

A. Coordination: Coordinate preparation and processing of submittals with performance of construction activities.

1. Coordinate transmittal of different types of submittals for related parts of the Work so processing will not be delayed because of need to review submittals concurrently for coordination.

a. CO reserves the right to withhold action on a submittal requiring coordina-tion with other submittals until related submittals are received.

B. Processing Time: Allow enough time for submittal review, including time for resub-mittals, as follows. Time for review shall commence on CO's receipt of submittal.

1. Initial Review: Allow 5 days for initial review of each submittal. Allow addi-tional time if processing must be delayed permitting coordination with subse-quent submittals. CO will advise Contractor when a submittal being processed must be delayed for coordination.

2. If intermediate submittal is necessary, process it in same manner as initial sub-mittal.

3. Allow 5 days for processing each resubmittal.

4. No extension of the Contract Time will be authorized because of failure to transmit submittals far enough in advance of the work to permit processing.

C. Identification: Place a permanent label or title block on each submittal for identifica-tion.

01330 - 2

1. Indicate name of firm or entity that prepared each submittal on label or title block.

2. Provide a space approximately 2 by 3 inches on label or beside title block to record Contractor's review and approval markings and action taken by CO.

3. Include the following information on label for processing and recording action taken:

a. Project name.

b. Date.

c. Name and address of Contractor.

d. Name of manufacturer.

e. Unique identifier, including revision number.

f. Number and title of appropriate Specification Section.

g. Drawing number and detail references, as appropriate.

h. Other necessary identification.

D. Deviations: Highlight, encircle, or otherwise identify deviations from the Contract Documents on submittals.

E. Additional Copies: Unless additional copies are required for final submittal, and un-less CO observes noncompliance with provisions of the Contract Documents, initial submittal may serve as final submittal.

F. Use for Construction: Use only final submittals with mark indicating action taken by CO in connection with construction.

PART 2 – PRODUCTS

2.1 ACTION SUBMITTALS

A. General: Prepare and submit Action Submittals required by individual Specification Sections.

1. Number of Copies: Submit one copy of each submittal, unless otherwise indi-cated. CO will return one copy. Mark up and retain returned copy as a Project Record Document.

B. Product Data: Collect information into a single submittal for each element of con-struction and type of product or equipment.

1. If information must be specially prepared for submittal because standard printed data are not suitable for use, submit as Shop Drawings, not as Product Data.

2. Mark each copy of each submittal to show which products and options are ap-plicable.

3. Include the following information, as applicable:

a. Manufacturer's product specifications.

b. Manufacturer's installation instructions.

c. Manufacturer's catalog cuts.

01330 - 3

d. Wiring diagrams showing factory-installed wiring.

e. Compliance with recognized trade association standards.

f. Compliance with recognized testing agency standards.

C. Shop Drawings: Prepare Project-specific information, drawn accurately to scale. Do not base Shop Drawings on reproductions of the Contract Documents or standard printed data.

1. Preparation: Include the following information, as applicable:

a. Dimensions.

b. Identification of products.

c. Fabrication and installation drawings.

d. Roughing-in and setting diagrams.

e. Wiring diagrams showing field-installed wiring, including power, signal, and control wiring.

f. Notation of dimensions established by field measurement.

2. Wiring Diagrams: Differentiate between manufacturer-installed and field-installed wiring.

2.2 INFORMATIONAL SUBMITTALS

A. General: Prepare and submit Informational Submittals required by other Specification Sections.

1. Number of Copies: Submit one copy of each submittal, unless otherwise indi-cated. CO will not return copies.

2. Certificates and Certifications: Provide a notarized statement that includes sig-nature of entity responsible for preparing certification. Certificates and certifi-cations shall be signed by an officer or other individual authorized to sign doc-uments on behalf of that entity.

B. Contractor's Construction Schedule:

1. The following submittal is required no later than 5 days after NTP for review and/or approval pursuant to contract provisions. The schedule shall be a Critical Path Method (CPM) schedule and shall identify long lead items and their procurement, installation activities, testing activities, and final inspection.

C. Field Test Reports: Prepare written reports, indicating and interpreting results of field tests performed either during installation of product or after product is installed in its final location, for compliance with requirements.

D. Maintenance Data: Prepare written and graphic instructions and procedures for opera-tion and normal maintenance of products and equipment.

E. Manufacturer's Instructions: Prepare written or published information that documents manufacturer's recommendations, guidelines, and procedures for installing or operat-

01330 - 4 ing a product or equipment. Include name of product and name, address, and tele-phone number of manufacturer.

PART 3 – EXECUTION

3.1 GENERAL

A. The contractor shall review each submittal and verify compliance with the Contract Documents prior to submission. Any variations or deviations from the requirements shall be clearly identified at the time of submission. Any corrections or field dimen-sions shall be clearly shown.

B. Each submittal shall include a cover sheet with the following information:

1. Project Name, Contract Number, and Location

2. Section Number where the submittal is required

3. Submittal Name/Description of Items Submitted

4. A statement that the submitted data meets the requirements of the contract doc-uments or is otherwise noted and indicated

END OF SECTION 01330

01770 - 1

CLOSEOUT PROCEDURES

SECTION 01770

CLOSEOUT PROCEDURES

PART - GENERAL

1.1 SUMMARY

A. This Section includes administrative and procedural requirements for contract close-out, including, but not limited to, the following:

1. Inspection procedures.

2. Project Record Documents.

3. Operation and maintenance manuals.

4. Warranties.

5. Final cleaning.

1.2 SUBSTANTIAL COMPLETION

A. Preliminary Procedures: Before requesting inspection for determining date of Sub-stantial Completion, complete the following. List items below that are incomplete in request.

1. Prepare a list of items to be completed and corrected (punch list), the value of items on the list, and reasons why the Work is not complete.

2. Advise Contracting Officer (CO) of pending insurance changeover require-ments.

3. Submit specific warranties, final certifications, and similar documents.

4. Prepare and submit Project Record Documents, operation and maintenance manuals, Final Completion construction photographs.

5. Complete startup testing of systems.

6. Submit test/adjust/balance records.

7. Terminate and remove temporary facilities from Project site, along with mockups, construction tools, and similar elements.

8. Submit changeover information related to Government occupancy, use, opera-tion, and maintenance.

9. Complete final cleaning requirements.

10. Touch up and otherwise repair and restore marred exposed finishes to eliminate visual defects.

B. Inspection: Submit a written request for inspection for Substantial Completion. On receipt of request, CO will either proceed with inspection or notify Contractor of un-fulfilled requirements. CO will prepare the Certificate of Substantial Completion after inspection or will notify Contractor of items, either on Contractor's list or additional items identified by CO, that must be completed or corrected before certificate will be issued.

01770 - 2

1. Reinspection: Request reinspection when the Work identified in previous in-spections as incomplete is completed or corrected.

2. Results of completed inspection will form the basis of requirements for Final Completion.

1.3 FINAL COMPLETION

A. Preliminary Procedures: Before requesting final inspection for determining date of Final Completion, complete the following:

1. Submit certified copy of CO’s Substantial Completion inspection list of items to be completed or corrected (punch list), endorsed and dated by CO. The certified copy of the list shall state that each item has been completed or otherwise re-solved for acceptance.

2. Instruct Government personnel in operation, adjustment, and maintenance of products, equipment, and systems.

B. Inspection: Submit a written request for final inspection for acceptance. On receipt of request, CO will either proceed with inspection or notify Contractor of unfulfilled re-quirements. CO will prepare a final Certificate for Payment after inspection or will notify Contractor of construction that must be completed or corrected before certifi-cate will be issued.

1. Reinspection: Request reinspection when the Work identified in previous in-spections as incomplete is completed or corrected.

1.4 LIST OF INCOMPLETE ITEMS (PUNCH LIST)

A. Preparation: Submit three copies of list. Include name and identification of each space and area affected by construction operations for incomplete items and items needing correction including, if necessary, areas disturbed by Contractor that are out-side the limits of construction.

1. Organize list of spaces in sequential order, starting with exterior areas first and proceeding from lowest floor to highest floor.

2. Organize items applying to each space by major element, including categories for ceiling, individual walls, floors, equipment, and building systems.

1.5 PROJECT RECORD DOCUMENTS

A. General: Do not use Project Record Documents for construction purposes. Protect Project Record Documents from deterioration and loss. Provide access to Project Record Documents for CO's reference during normal working hours.

B. Record Drawings: Maintain and submit one set of blue- or black-line white prints of Contract Drawings and Shop Drawings.

01770 - 3

1. Mark Record Prints to show the actual installation where installation varies from that shown originally. Require individual or entity who obtained record data, whether individual or entity is Installer, subcontractor, or similar entity, to pre-pare the marked-up Record Prints.

a. Give particular attention to information on concealed elements that cannot be readily identified and recorded later.

b. Record data as soon as possible after obtaining it. Record and check the markup before enclosing concealed installations.

2. Mark record sets with erasable, red-colored pencil. Use other colors to distin-guish between changes for different categories of the Work at the same location.

3. Note Construction Change Directive numbers, Change Order numbers, alternate numbers, and similar identification where applicable.

4. Identify and date each Record Drawing; include the designation "PROJECT

RECORD DRAWING" in a prominent location. Organize into manageable sets;

bind each set with durable paper cover sheets. Include identification on cover sheets.

C. Record Specifications: Submit one copy of Project's Specifications, including adden-dum and contract modifications. Mark copy to indicate the actual product installation where installation varies from that indicated in Specifications, addenda, and contract modifications.

1. Give particular attention to information on concealed products and installations that cannot be readily identified and recorded later.

2. Mark copy with the proprietary name and model number of products, materials, and equipment furnished, including substitutions and product options selected.

3. Note related Change Orders and Record Drawings, where applicable.

1.6 OPERATION AND MAINTENANCE MANUALS

A. Assemble a complete set of operation and maintenance data indicating the operation and maintenance of each system, subsystem, and piece of equipment not part of a sys-tem. Include operation and maintenance data required in individual Specification Sec-tions and as follows:

1. Operation Data: Include emergency instructions and procedures, system and equipment descriptions, operating procedures, and sequence of operations.

2. Maintenance Data: Include manufacturer's information, list of spare parts, maintenance procedures, maintenance and service schedules for preventive and routine maintenance, and copies of warranties and bonds.

B. Organize operation and maintenance manuals into suitable sets of manageable size.

Bind and index data in heavy-duty, three-ring, vinyl-covered, loose-leaf binders, in thickness necessary to accommodate contents, with pocket inside the covers to receive folded oversized sheets. Identify each binder on front and spine with the printed title "OPERATION AND MAINTENANCE MANUAL," Project name, and subject matter of contents.

01770 - 4

1.7 WARRANTIES

A. Submittal Time: Submit written warranties on request of CO for designated portions of the Work where commencement of warranties other than date of Substantial Com-pletion is indicated.

B. Organize warranty documents into an orderly sequence based on the table of contents of the Project Manual.

1. Bind warranties and bonds in heavy-duty, 3-ring, vinyl-covered, loose-leaf bind-ers, thickness as necessary to accommodate contents, and sized to receive 8-1/2-by-11-inch (115-by-280-mm) paper.

2. Provide heavy paper dividers with plastic-covered tabs for each separate warran-

ty. Mark tab to identify the product or installation. Provide a typed description of the product or installation, including the name of the product and the name, address, and telephone number of Installer.

3. Identify each binder on the front and spine with the typed or printed title "WARRANTIES," Project name, and name of Contractor.

C. Provide additional copies of each warranty to include in operation and maintenance manuals.

PART 2 – PRODUCTS

2.1 MATERIALS

A. Cleaning Agents: Use cleaning materials and agents recommended by manufacturer or fabricator of the surface to be cleaned. Do not use cleaning agents that are poten-tially hazardous to health or property or that might damage finished surfaces.

PART 3 – EXECUTION

3.1 DEMONSTRATION AND TRAINING

A. Instruction: Instruct Government personnel to adjust, operate, and maintain systems, subsystems, and equipment not part of a system.

1. Provide instructors experienced in operation and maintenance procedures.

2. Provide instruction at mutually agreed-on times. For equipment that requires seasonal operation, provide similar instruction at the start of each season.

3. Schedule training with Government, through CO, with at least seven day’s ad-vance notice.

4. Coordinate instructors, including providing notification of dates, times, length of instruction, and course content.

3.2 FINAL CLEANING

01770 - 5

A. General: Provide final cleaning. Conduct cleaning and waste-removal operations to comply with local laws and ordinances and Federal and local environmental and anti-pollution regulations.

B. Cleaning: Employ experienced workers or professional cleaners for final cleaning.

Clean each surface or unit to condition expected in an average commercial building cleaning and maintenance program. Comply with manufacturer's written instructions.

1. Complete the following cleaning operations before requesting inspection for cer-tification of Substantial Completion for entire Project or for a portion of Project:

a. Clean Project site, yard, and grounds, in areas disturbed by construction activities, including landscape development areas, of rubbish, waste mate-rial, litter, and other foreign substances.

b. Sweep paved areas broom clean. Remove petrochemical spills, stains, and other foreign deposits.

c. Remove tools, construction equipment, machinery, and surplus material from Project site.

d. Clean exposed exterior and interior hard-surfaced finishes to a dirt-free condition, free of stains, films, and similar foreign substances. Avoid dis-turbing natural weathering of exterior surfaces. Restore reflective surfaces to their original condition.

e. Remove debris and surface dust from limited access spaces, including roofs, plenums, shafts, trenches, equipment vaults, manholes, attics, and similar spaces.

f. Sweep concrete floors broom-clean in unoccupied spaces.

g. Vacuum carpet and similar soft surfaces, removing debris and excess nap;

shampoo if visible soil or stains remain.

h. Remove labels that are not permanent.

i. Touch up and otherwise repair and restore marred, exposed finishes and surfaces. Replace finishes and surfaces that cannot be satisfactorily re-paired or restored or that already show evidence of repair or restoration.

1) Do not paint over "UL" and similar labels, including mechanical and electrical nameplates.

j. Wipe surfaces of mechanical and electrical equipment, and similar equip-ment. Remove excess lubrication, paint and mortar droppings, and other foreign substances.

k. Leave Project clean and ready for occupancy.

C. Comply with safety standards for cleaning. Do not burn waste materials. Do not bury debris or excess materials on Government property. Do not discharge volatile, harm-ful, or dangerous materials into drainage systems. Remove waste materials from Pro-ject site and dispose of lawfully.

END OF SECTION 01770

10900 - 1

FENCE STYLE SNOW GUARDS AND CLIP STYLE SNOW GUARDS

SECTION 10900

PART 1 - GENERAL

1.1 SUMMARY

A. This Section includes the following:

1. Two pipe roof snow fences.

2. Snow guard clips.

1.2 SUBMITTALS

A. Product Data: For each component for the snow fence and snow guard clip.

B. Samples: For each exposed finish.

1.3 WARRANTY

A. Manufactures written warranty, cover material and workmanship for a period of 20 years.

PART 2 - PRODUCTS

2.1 FENCE STYLE SNOW GUARDS

A. Available Manufacturers: Subject to compliance with requirements, manufacturers of-fering products that may be incorporated into the Work include, but are not limited to, the following:

1. Rocky Mountain Snow Guards, Inc.

a. 2055 S. Raritan, Denver, CO 80223

2. PMC Industries, Inc

a. 87 Spring Ln., Plainville, CT 06062

B. Brackets: Extruded 6061-T6 aluminum

C. Tubing: 6061-T6 aluminum with 1 inch outside diameter and 0.0125-inch wall thick-ness.

D. Tubing Couplers: 6061-T6 aluminum, with stainless steel installation hardware, and expansion / contraction control to prevent separation of the tubing sections.

E. Tubing Caps; Stainless steel.

10900 - 2

F. Tubing Collars: 6061-T6 aluminum with stainless steel hardware.

G. All components are to be mill finish.

2.2 CLIP STYLE SNOW GUARDS

A. Available Manufacturers: Subject to compliance with requirements, manufacturers of-fering products that may be incorporated into the Work include, but are not limited to, the following:

1. Rocky Mountain Snow Guards, Inc

a. 2055 S. Raritan, Denver, CO 80223

2. PMC Industries, Inc

a. 87 Spring Ln., Plainville, CT 06062

B. Material; 14 gauge minimum, electro galvanized steel.

C. Clip Style: Rocky Guard RG7 or approved equal.

PART 3 - EXECUTION

3.1 INSTALLATION

A. Installation of fence style snow fence to be coordinated with the radiant edge ice melt system. The installation shall not interfere with any components of the radiant edge snow melt system. Install snow fence per manufacture design and installation instruc-tions.

B. Installation of clip style snow guard to be coordinated with the radiant edge ice melt system. The installation shall not interfere with any components of the radiant edge snow melt system. Install two rows of clips per manufacture design and installation in-structions.

END OF SECTION 10900

23830 - 1

ROOF ICE MELT SYSTEM

SECTION 23830

PART 1 GENERAL

1.1 SECTION INCLUDES

A. This section includes but is not limited to furnishing and installing a complete roof de-icing system of engineered extruded base panels, cover panels, UL Listed heater cables, connection kits and electronic controllers.

1.2 ADMINISTRATIVE REQUIREMENTS

A. Sequencing: Ensure that the electrical testing and connections be coordinated with the roof installation in an orderly and expeditious manner.

1.3 SYSTEM DESCRIPTION

A. The system shall consist of all equipment and materials for a complete roof de-icing system installation specifically designed for keeping water paths clear and to avoid ice dams on roof eaves, gutters, and downspouts, with ambient temperature sensing controllers, integrated ground-fault circuit protection capabilities.

B. See Manufacturer's current Installation and Operations Guide and System Layout for detailed information.

1.4 SUBMITTALS

A. See Section 01330 - Submittal Procedures B. Product Data: Submit Manufacturer's Data Sheets for all eave, valley, gutter, and controller components C. Shop Drawings: Submit drawings and System Layout showing the following:

• Determine the zones for system.

• Locations of controllers.

• Eave panel layout.

• Valley panel layout.

• System Layout with sensor, junction box, and controller probe locations.

• Distribution panel location and drawings.

D. Installation Guide: Submit Manufacturer's written Installation and Operation Guide for system.

E. Field Quality Control Submittals: Complete testing and record readings in Installation Log.

F. Project Field Documents: Record actual installations of junction boxes, branch circuits with cable meter (footage) readings (start and end counts)

G. Operation and Maintenance Data: Include Manufacturer's descriptive literature, operating instructions of system and controls, installation instructions, maintenance and repair data, and parts listings.

H. Warranty: Submit Installation Log demonstrating satisfactory testing results.

Submit copy of Manufacturer's standard warranty for system.

23830 - 2

I. Operation and Maintenance manual.

1.5 QUALITY ASSURANCE

A. Manufacturer's Qualifications: Company specializing in roof ice melt systems specified in this section, with not less than Five (5) years of experience in high-efficiency systems.

B. Installer qualifications: System installer shall have a complete understanding of product and product literature from manufacturer prior to installation. Electrical connections and testing shall be conducted by a licensed electrician.

C. Regulatory Requirements and Approvals: Systems heating cable and connection kits to be Listed and Classified by UL (Underwriter's Laboratories) for roof and gutter deicing.

D. Copies of Documents at Project Site: Maintain at the Project Site a copy of each referenced document that prescribes execution requirements, including Installation Log with recorded readings to date.

1.6 STORAGE AND HANDLING

A. Deliver, store, and handle to prevent deterioration due to moisture, temperature changes, or other causes.

B. Delivery and Acceptance Requirements: Deliver products to site in original, unopened containers or packages with legible and intact manufacturer's labels identifying the following:

• Product and Manufacturer

• Length/Quantity

• Lot Number

• Installation and Operation Guide

C. Storage and Handling Requirements

• Store the materials in clean, dry indoor location off the ground with a temperature range of 0 F. and 100 F.

• Protect the heating cable from mechanical damage.

• Do not allow components with strippable film to be exposed to sunlight or excessive heat before installation.

1.7 WARRANTY

A. See Section 01770 Closeout Procedures for additional warranty requirements.

B. Provide warranty as follows:

• 50-year warranty on Panel Covers

• 50-year warranty on aluminum Base Panels

• 40-year warranty on Kynar-500 finished Panel Covers

• 15-year manufacturer’s warranty for heating cable system.

PART 2 PRODUCTS

2.1 MANUFACTURERS AND PRODUCTS

23830 - 3

A. Manufacturer:

1. Manufacturer shall have no less than five years’ experience with manufacturing of roof ice melt systems.

2. Manufacturer must manufacture component to ISO 9000 requirements, and all sheet metal products must be manufactured in-house to 0.25 angle and 0.004" dimensional tolerances.

3. Summit Ice Melt Systems, Inc. www.summiticemelt.com or approved equal.

2.2 PRODUCTS, GENERAL

A. Single Source Responsibility: Furnish complete heat tracing system for roof and gutter de-icing from manufacturer.

B. The complete system (heating cable, metal panels, connection kits, and controllers) shall be for roof and gutter de-icing. No parts of the system may be substituted or exchanged.

2.3. PRODUCT SELECTION

A. Roof Ice Melt System

1. Radiant Edge PRO.

B. 208Vac Self-regulating heater cable for roof systems and gutters and downspouts.

1. UL and CSA approved self-regulating heater cable 12 watt per foot nominal output heater cable

2. Two Bus Wires: 16 AWG, Nickel Plated Maximum

3. Heating Core: Radiation Cross-linked Polyolefin.

4. Primary Dielectric Insulation: Radiation Cross-linked Polyolefin

5. Metallic Braid: 16 AWG (equivalent size) tinned copper

6. Outer Jacket: Polyolefin

7. Minimum Bend Radius: 1.125"

8. The outer jacket of heating cable shall have the following markings:

a. Heating cable Model Number

b. Agency Listings

c. Meter Mark

d. Lot/Batch ID

9. Supply Voltage: 208Vac.

C. Listings

1. Manufacturer shall provide UL and CSA certificates for roof and gutter deicing applications.

D. Assembly

1. Factory designed for outdoor applications

2. Provide Manufacture's (208Vac) self-regulating heater cable with 12 watt per foot nominal output.

3. Provide all manufacturer's accessories as required: power connection kits, splice kits, protective gutter and downspout straps.

E. Controls

1. Provide 9 CDC fully automatic microprocessor-based control system.

2. Sensing to be based upon Ambient Temperature Sensing Probe Input

3. Field adjustable set point for system trigger and low-temperature shutoff http://www.summiticemelt.com/

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4. Controls to be

a. Local Zone Controller

I. Supply Model 12CDC ambient temperature sensing controller.

ii. Digital controller interface displaying status, ambient temperature, and mode

iii. 12 circuits full 40A 208Vac rating

iv. Enclosure NEMA 1.

b. Central Distribution and Control Panel I. Digital controller interface displaying status, ambient temperature, and mode.

ii. Ambient temperature sensing controller

iii. Enclosure NEMA 1 enclosure for interior installations.

iv. Multiple branch circuits as needed.

v. Field adjustable set point for system trigger and low-temperature shutoff.

F. Accessories

1. Provide manufacturer's stainless-steel protective downspout straps G. Electrical Characteristics

1. Radiant Edge PRO (24 watts/foot) Note: 36 watt per foot systems are not acceptable.

2. 208Vac, 12 watt per foot nominal output heater cable.

H. Metals/Finishes

1. Aluminum Panel Covers: Select from Manufacturer's standard color selection with a Kynar-500 paint finish. Color to match existing roof. .

PART 3 EXECUTION

3.1 EXAMINATION

A. Examine roofing and/or roof deck for proper installation, cleanliness, or condition that may hinder proper installation of ice melt system.

1. Notify Contractor in writing of items needing correction.

2. Do not install ice melt system until faulty conditions are corrected.

3.2 INSTALLERS

A. Licensed Contractor with a minimum of two years successful certified experience installing projects utilizing roof edge ice melt systems equal to systems specified in this section.

3.3 INSTALLATION

A. Perform testing of heater cable and record megohmeter testing results in Installation Log per section 3.3.

B. Comply with the manufacturer's recommendations in the S2 heating cable, connection kits and Splice kits Installation and Operation Guide and manuals.

C. Install ice melt system, including Eave and Valley Base Panels, and self-regulating heater cables per the drawings and Manufacturer's Installation and Operation Guide.

Prior to installation of cover panels, perform and record megohmeter testing results.

Ensure that results meet requirements in Installation Guide before proceeding.

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2. Ensure all circuits are protected with 30mA GFCI breakers as required by NEC.

3.4 FIELD QUALITY CONTROL

A. Heater cable handling and testing as directed by System Manufacturer in Installation Guide:

1. Heater cable testing and the recording of the results in Installation Log is required at three phases

• At time of materials delivery

• After cable is installed in system but prior to covering with

Cover Panels

• Before commissioning and powering up system.

• Do not proceed with project if unsatisfactory test results are given. Follow the procedures in the Troubleshooting section of Installation and Operation Guide until requirements are met.

2. Heater Cable Testing Criteria

• The heater cable must be tested at 500Vac and

100Vac megohmeter.

• Minimum acceptable insulation resistance readings shall be

20 megohms or greater.

3. Heater cable handling

• Do not pull cable over sharp edges.

• Do not use excessive pulling force.

• Do not kink or crush the heating cable.

• Do not walk on heater cable.

• Protect heater cable from sharp edges, such as sheet metal covers, with electrical tape.

B. Install per Manufacturer's most recent edition of the Installation and operation Guide and follow System Layout for this project.

C. Ensure that only Manufacturer's components are use on project.

D. Ensure that all circuits are protected with 30mA ground-fault equipment protection device GFEPDs.

E. Ensure all work is performed in accordance with the National Electrical Code

(NEC).

3.5 DEMONSTRATION

A. Test system and operate in presence of a Owner's Representative to be certain system functions in accordance with design intent.

B. Provide adequate demonstration and training to Owner in operation and maintenance of system.

END OF SECTION

260050 – 1

ELECTRICAL MATERIALS AND METHODS

SECTION 260050

ELECTRICAL MATERIALS AND METHODS

PART 1 - GENERAL

1.1 SUMMARY

A. This Section includes electrical requirements and materials for a complete electrical system including the following:

1. Raceways.

2. Building wire and connectors.

3. Supporting devices for electrical components.

4. Circuit breakers.

1.2 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 1 Specifications, apply to Division 26 Sections.

1.3 QUALITY ASSURANCE

A. Worker's Qualifications: All electrical work shall be performed by licensed electricians or under the direct supervision of an electrician licensed in the State of Arizona.

B. Electrical Components, Devices, and Accessories: Listed and labeled as defined in

NFPA 70.

C. Provide products that are UL listed and labeled.

D. Codes and Regulations:

1. All work shall meet requirements of governing codes and regulations, NFPA 70- 2017 (NEC), and NESC.

2. The electrical installation shall meet the requirements of NECA Standard of Installation, except where otherwise specified. Advise the Contracting Officer of conflicting codes or conflicts between codes and drawings and specifications.

3. When the requirements of specifications or drawings are more stringent than the codes, regulations, or standards, the specifications or drawings shall prevail.

E. UL Listing: Provide products that are UL listed and labeled.

1. Grounding: Applicable requirements of UL Standards Nos. 467, “Electrical

Grounding and Bonding Equipment,” pertaining to grounding and bonding of

260050 – 2 systems, circuits, and equipment. In addition, compliance with UL Standard 486A, “Wire Connectors.”

F. Comply with ANSI/IEEE C62.41 and C62.45.

G. IEEE Compliance: Applicable requirements and recommended installation practices of IEEE Standards pertaining to grounding and bonding of systems, circuits, and equipment.

1.4 INTENT OF CONSTRUCTION DRAWINGS

A. Electrical drawings do not attempt to show complete details of building construction that affect installation. Diagrams are schematic only and do not necessarily show physical arrangement of equipment.

B. Conduit, conductor and ground connections are shown diagrammatically only. Layout does not necessarily show total number of conduits or conductors for circuits required and should not be used for obtaining quantities for linear runs of conduits or wires.

Provide additional conduits and wire wherever needed to complete installation of specific equipment furnished.

C. Changes such as offsetting conduit runs, moving outlets, or other minor changes necessary to facilitate installation shall be made at no additional expense to the Government.

1.5 SUBMITTALS

A. As specified in Division 1 Section “Submittal Procedures.”

1. Product Data: Submit manufacturer’s product literature for the following items:

a. Conduit, raceways, and fittings.

b. Wire and cable.

c. Circuit breakers.

B. Closeout Submittals:

1. As specified in Division 1 Section “Operations and Maintenance Manuals.”

a. Operation and Maintenance Data: Submit manufacturer's operation and maintenance data.

b. Warranty: Provide copies of manufacturer’s standard warranties.

PART 2 – PRODUCTS

2.1 RACEWAYS

A. Metal Conduit:

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1. RMC: Rigid metal conduit; galvanized rigid steel; ANSI C80.1.

2. Fittings and Conduit Bodies: ANSI/NEMA FB 1; material to match conduit.

B. FMC: Flexible metal conduit; zinc-coated steel, interlocked steel construction.

1. Fittings: ANSI/NEMA FB 1.

C. EMT: Electrical metallic tubing; ANSI C80.3, zinc-coated steel.

1. Fittings and Conduit Bodies: ANSI/NEMA FB 1; steel compression type.

D. Bushings: Insulated type bushings designed to prevent abrasion of wires without im-pairing the continuity of the conduit grounding system comprised of rigid steel con-duit. Provide locking type grounding bushings with a feed-through compression lug.

E. Expansion Fittings: Rigid hot-dipped galvanized steel or malleable iron with factory-installed packing and grounding ring.

2.2 BUILDING WIRE AND CABLE

A. Feeders and Branch Circuits: Copper, stranded conductor, 600-volt insulation, Type THW, THHN/THWN depending on application.

2.3 GROUNDING

A. Grounding Electrode Conductors: Stranded copper cable, without splice throughout its length; bare or green insulated wire is acceptable.

B. Equipment Grounding Conductors: Copper, insulated with green-colored insulation.

Use same type as other wires in the circuit.

C. Bonding Jumpers: Bare copper tape or tinned-copper tape, braided copper conductors, terminated with copper ferrules.

D. Ground Bus: Bare, annealed copper bars of rectangular cross section with insulated spacer.

E. Connectors: Comply with IEEE 837 and UL 467; listed for use for specific types, sizes, and combinations of conductors and connected items.

1. Exothermic-Welded Type: Kit form selected per manufacturer’s written instruc-tions.

2.4 PULL, AND JUNCTION BOXES

A. General: Provide one for each junction point.

1. Metal Raceway Systems in Interior Dry Locations: Galvanized sheet metal.

2. Outdoor and Wet Locations: Weatherproof, cast metal, threaded hub.

260050 – 4

3. Buried or Subject to Constant Moisture: Watertight.

2.5 DEVICE PLATES AND COVERS

A. Single and combination types to match corresponding wiring devices.

1. Plate-Securing Screws: Metal with head color to match plate finish.

2. Material for Finished and Unfinished Spaces: Metal.

3. Material for Wet Locations: Listed and labeled for use in “wet locations,” gasketed and weatherproof, cast aluminum cover plates for junction boxes.

2.6 CIRCUIT BREAKERS

A. Circuit Breaker: NEMA AB 1, with interrupting capacity to meet available fault cur-rents.

1. Thermal-Magnetic Circuit Breakers: Inverse time-current element for low-level overloads, and instantaneous magnetic trip element for short circuits.

2. Shunt Trip Circuit Breakers: Two-pole configuration, shunt trip, 30 milliamp trip.

3. Current-Limiting Circuit Breakers: Frame sizes 400 A and smaller; let-through ratings less than NEMA FU 1, RK-5.

B. Circuit-Breaker Features and Accessories: Standard frame sizes, trip ratings, and number of poles.

1. Lugs: Suitable for number, size, trip ratings, and material of conductors.

2. Application Listing: Appropriate for application;

2.7 SUPPORTING DEVICES

A. Material: Cold-formed steel, with corrosion-resistant coating.

B. Metal Items for Use Outdoors or in Damp Locations: Hot-dip galvanized steel.

C. Raceway and Cable Supports: Manufactured clevis hangers, riser clamps, straps, threaded C-clamps with retainers, ceiling trapeze hangers, wall brackets, and spring-steel clamps or click-type hangers.

2.8 ELECTRICAL IDENTIFICATION

A. Identification Device Colors: Use those prescribed by ANSI A13.1, NFPA 70, and these Specifications.

B. Colored Adhesive Marking Tape for Raceways, Wires, and Cables: Self-adhesive vinyl tape, not less than 1 inch wide by 3 mils thick.

260050 – 5

C. Tape Markers for Conductors: Vinyl or vinyl-cloth, self-adhesive, wraparound type with preprinted numbers and letters.

D. Color-Coding Cable Ties: Type 6/6 nylon, self-locking type. Colors to suit coding scheme.

E. Engraved-Plastic Labels, Signs, and Instruction Plates: Engraving stock, melamine plastic laminate punched or drilled for mechanical fasteners 1/16-inch minimum thickness for signs up to 20 sq. in. and 1/8-inch minimum thickness for larger sizes.

Engraved legend in black letters on white background. Minimum text height of 1/4-inch.

1. Fasteners for Nameplates and Signs: Self-tapping, stainless-steel screws or No. 10/32 stainless-steel machine screws with nuts and flat and lock washers.

F. Fasteners for Nameplates and Signs: Self-tapping, stainless-steel screws or No. 10/32 stainless-steel machine screws with nuts and washers.

PART 3 – EXECUTION

3.1 EXAMINATION

A. Field verify measurements and circuiting arrangements.

B. Removal Drawings are based on casual field observation and existing record documents. Report discrepancies to Contracting Officer before disturbing existing installation.

C. Field check all existing conditions prior to beginning work. Beginning of removal means installer accepts existing conditions.

3.2 REMOVAL AND EXTENSION OF EXISTING ELECTRICAL WORK

A. Disconnect, demolish, and remove electrical systems, equipment, and components in-dicated to be removed.

1. Circuits to Be Removed: Remove portion of circuits, including conductors and conduit, indicated to be removed to source of supply. Disconnect abandoned outlets and remove devices. Remove abandoned outlets if conduit servicing them is abandoned and removed. Provide blank cover for abandoned outlets which are not removed.

2. Equipment to Be Removed: Disconnect equipment. Remove circuit to source of supply where circuit is indicated to be removed. Temporarily terminate con-ductors in a safe manner where circuit will be reattached to new equipment or devices. Remove equipment.

260050 – 6

3. Equipment to Be Removed and Reinstalled: Disconnect and remove circuit to source of supply. Remove, clean, and store equipment; when appropriate, rein-stall, reconnect, and make equipment operational.

B. Verify that abandoned wiring and equipment serve only abandoned facilities. Main-tain electrical continuity to remaining wiring and equipment.

C. If during construction electrical conductors, conduits, or equipment to remain is dam-aged in appearance or is unserviceable, remove damaged or unserviceable portions and replace with new products of equal capacity and quality.

D. Existing Electrical Service: Maintain existing systems in service until new systems are accepted. Disable systems only to make switchovers and connections. Notify the Contracting Officer at least 7 days before partially or completely disabling system.

Minimize outage duration. Make temporary connections to maintain service in areas adjacent to work area.

E. Where the reuse of existing conduits, outlets, junction boxes, etc. is permissible, make certain that the wiring for them is continuous from outlet to outlet.

F. Provide temporary wiring and connections to maintain existing systems in service during construction.

G. Remove exposed abandoned conduit, including abandoned conduit above accessible ceiling finishes. Cut conduit flush with walls and floors, and patch surfaces.

H. Repair adjacent construction and finishes damaged during demolition and extension work. Provide modifications to assure that circuits or systems wiring shall not pass through outlet or junction boxes that may be rendered inaccessible by changes made to the building.

I. Connect new work to existing work in a manner that will assure proper raceway grounding throughout in conformance with the National Electrical Code.

J. Removed conduits, wire, devices, fixtures, etc. is the property of the Contractor unless otherwise noted.

K. Panelboards: Replace circuit breakers damaged during construction and provide closure plates for vacant positions. Provide typed circuit directory showing revised circuiting arrangement.

3.3 ELECTRICAL EQUIPMENT INSTALLATION

A. Headroom Maintenance: If mounting heights or other location criteria are not indicated, arrange and install components and equipment to provide maximum possible headroom.

260050 – 7

B. Materials and Components: Install level, plumb, and parallel and perpendicular to other building systems and components, unless otherwise indicated.

C. Equipment: Install to facilitate service, maintenance, and repair or replacement of components. Connect for ease of disconnecting, with minimum interference with other installations.

D. Right of Way: Give to raceways and piping systems installed at a required slope.

3.4 RACEWAY APPLICATION

A. Minimum Conduit Size, unless otherwise shown or specified:

1. Homeruns: Minimum 1/2-inch.

B. Outdoor Locations, Above Grade: RMC.

C. Wet and Damp Locations: RMC.

D. Dry Locations: EMT.

3.5 RACEWAY INSTALLATION

A. Install raceways in accordance with NECA “Standard of Installation” and manufacturer’s recommendations.

B. Route exposed raceways parallel and perpendicular to walls.

C. Conceal raceways and cables, unless otherwise indicated, within finished walls, ceilings, and floors.

D. Run raceway plumb, level, and in a direct line, with long sweeping bends and…