J.1_Specifications.pdf

01010 - 1

SUMMARY OF WORK

SECTION 01010

SUMMARY OF WORK

PART 1 - GENERAL

1.1 SUMMARY

A. Work for this project consists of decommissioning and hauling away existing radio shed, delivering and installing new radio shed, and performing all non-communications electrical work necessary to make facility operational. List of work items to be completed is as follows:

1. Coordinate with utility company for disconnection of service.

2. Disconnect electrical load side components necessary to remove old radio shed building and relocate temporary electrical supply for radio communications.

3. Purchase, coordinate delivery, and place new radio shed per existing footprint and field verification.

4. Install new contractor supplied meter housing and connect all applicable electrical components according to job specifications.

5. Contact utility company to approve work and re-connect service.

6. Verify electrical service is working properly, ready to support communications equipment and functionality.

7. Haul away and properly dispose of existing radio shed.

8. See Section 16050 for coordination with the government and electric utility.

1.2 PRODUCTS

A. Pre-fabricated Radio Shed: Thermobond Lightweight Shelter or product with equivalent specifications, to be customized with salient qualities as follows:

1. Building Shell:

a. 8’x 8’x 8’ equipment shelter with ext. grey stone aggregate veneer walls.

b. A roof system consisting of a 3/4” layer of CDX plywood and two-ply rubber roofing material with galvanized roof edging on the exterior and a minimum 5/8” layer of OSB with R-19 insulation on the inside.

c. A wall system consisting of a minimum ¾-in layer of OSB on the exterior and 5/8-in layer of OSB on the interior side. The wall’s interior core is filled with R-11 fiberglass batt insulation.

d. A floor system consisting of a 3/4” layer of CDX plywood on the exterior and 3/4” layer of tongue and groove plywood on the interior attached to joists 16” on center (O.C.) with penetrating liquid bituminous sealer and 16-mesh .011 wire mesh rodent shield to the complete underside of the floor. The floor’s interior core is filled with R-11 fiberglass batt insulation, while the interior surface is covered with a commercial grade vinyl tile.

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e. A skid assembly consisting of two 6” by 9 lbs. beams welded into place with 2” x 2” x 1/4” angles placed between the beams every 4’ O.C. The complete skid assembly is painted with rust resistant paint or hot dipped galvanized after fabrication.

f. An industrial grade adhesive sealer applied wherever two pieces of material are joined or fastened together to insure water tight joints. When exposed to winds of 50 miles per hour (prior to shipment), there is no measurable air infiltration of the shelter wall, floor or roof items.

g. (1) 3'x7' interior steel door, with passage and deadbolt

h. 8’ of 12” cable ladder.

2. Mechanical:

a. Ventilation package including intake, exhaust, hoods & thermostat.

3. Electrical:

a. 100 amp distribution panel.

b. 100A, 120/240V single phase, exterior disconnect with 100A breaker

c. (4) single pull breakers.

d. (2) 2 tube, 4 foot fluorescent light fixture.

e. (1) switches for lights .

f. (2) Quad receptacles

g. 8’ of conduit raceway.

h. Four hole entry panel.

i. Grounding per R-56.

j. 20” ground bar.

4. Certifications:

a. Colorado PE Stamped Shelter Drawing Package.

B. Meter Housing – Utility approved meter housing for supplying 100 amp panel.

1.3 SUBMITTALS

A. Submittal shall include manufacturer’s catalogs, certification, specification, or other material which proves compliance with these specifications.

1.4 LOCATION

A. Directions to communication site: From I-25, take Exit 184 (US 85 N) to Colorado State Highway 67 (Sedalia) South to Rampart Range Rd. Turning left at this intersection, follow Rampart Range Rd (FS 300) approximately 10 miles to the right turn off at FS Rd 300.N. Follow this road for approximately 0.1 miles to the Devil’s Head Communication Site, facility #3.

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1.5 GENERAL SITE CONDITIONS AND WEATHER

A. The elevation of the site is approximately 9,500 feet above mean sea level. The construction site experiences heavy snowfall and extremely cold temperatures, with snow on the ground typically from mid-September through May.

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

C. Preservation of Natural Features: Confines all operations to work limits of the project.

Prevent damage to natural surroundings. Restore damaged areas, repairing or replacing damaged trees and plants, at no additional expense to the Government.

1. Do not remove, injure, or destroy trees or other plants without prior approval.

Consult with CO and remove agreed-on roots and branches that interfere with construction.

2. Do not fasten ropes, cables, or guys to existing trees.

3. Carefully supervise excavating, grading, filling, and other construction operations near trees to prevent damage.

D. Existing Utilities: Notify CO and utility companies of proposed locations and times for excavation.

1. Contractor shall be responsible for locating and preventing damage to known utilities. If damage occurs, repair utility at no additional expense to the Government.

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

1.7 MEALS AND LODGING

A. Meals and lodging are commercially available in the City of Castle Rock, Colorado within 20 miles of the construction site. Meals or lodging will not be available at Forest Service facilities.

1.8 CONSTRUCTION SEQUENCE

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

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1.9 FIELD VERIFICATION

A. Field verify all new and existing dimensions affecting the work of this contract before ordering products.

PART 2 - EXECUTION (NOT USED)

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.

2. Incidentals include any fees, labor, and materials charged by utility company to disconnect & reconnect service, supply & remove temporary power, etc.

C. Payment:

1. For all items listed in the Schedule of Items, payment shall be full compensation at completion of project in accordance with these specifications as follows:

a. Mobilization

b. Demolition & hauling

c. Pre-fab building, Materials, and Labor for New Radio Shed

d. Electrical work, utility connections, and communications capable.

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.

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DEFINITION OF BID ITEMS &

MEASUREMENT AND PAYMENT

PART 2 - METHOD OF MEASUREMENT

2.1 GENERAL

A. 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, and labor to complete the job. They shall not be measured.

END OF SECTION 01025

01732 - 1

SELECTIVE DEMOLITION

SECTION 01732

SELECTIVE DEMOLITION

PART 1 - GENERAL

1.1 SUMMARY

A. This Section includes demolition and removal of the following:

1. Coordinate with electric utility to disconnect electrical service to existing radio shed building, following proper NEC and fire safety protocols.

2. Safely extract decommissioned building onto suitable hauling equipment and le-gally dispose of building off of national forest land.

1.2 MATERIALS OWNERSHIP

A. Except for items or materials indicated to be reused, salvaged, reinstalled, or otherwise indicated to remain Government property, demolished materials shall become Con-tractor's property and shall be removed from Project site.

PART 3 – EXECUTION

2.1 EXAMINATION

A. Verify that utilities have been properly disconnected.

B. When unanticipated mechanical, electrical, or structural elements that conflict with in-tended function or design are encountered, investigate and measure the nature and ex-tent of conflict. Promptly submit a written report to CO.

2.2 UTILITY SERVICES

A. Utility Requirements: Locate, identify, disconnect, and seal or cap off indicated utili-ties serving areas to be selectively demolished.

1. Arrange with electric utility company to supply temporary power for radio communications equipment during building replacement.

2.3 DISPOSAL OF DEMOLISHED MATERIALS

A. General: Promptly dispose of demolished materials. Do not allow onsite accumulation

B. Burning: Do not burn demolished materials.

C. Disposal: Legally dispose of demolished materials off of Government property.

END OF SECTION 01732

16050 – 1

BASIC ELECTRICAL MATERIALS AND METHODS

SECTION 16050

BASIC ELECTRICAL MATERIALS AND METHODS

PART 1 - GENERAL

1.1 SUMMARY

A. This Section includes the following:

1. Raceways.

2. Building wire and connectors.

3. Supporting devices for electrical components.

4. Electrical identification.

5. Utility company electricity-metering components.

6. Electrical demolition.

7. Cutting and patching for electrical construction.

1.2 SUBMITTALS

A. Product Data: For utility company electricity-metering components.

1.3 QUALITY ASSURANCE

A. Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, Article 100, by a testing agency acceptable to authorities having jurisdic-tion, and marked for intended use.

B. Devices for Utility Company Electricity Metering: Comply with utility company pub-lished standards.

C. Comply with NFPA 70.

1.4 COORDINATION

A. In timely fashion, contractor shall inform government of new radio shed delivery date and give 7-day advance notification for disconnection of power to existing radio shed.

B. Coordinate with government and electric utility to facilitate expedient removal of ex-isting radio shed and replacement of new radio shed:

1. The contractor will coordinate with electric utility to pull meter and relocate power to temporary location to facilitate radio communications continuity.

2. The government will remove and relocate radio equipment from existing shed to temporary power location, and re-install equipment when new shed is in place.

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3. Contractor will replace existing shed with new shed, install new meter housing, and coordinate with electric utility to approve work and install new meter. Con-tractor shall supply 110V power cord and receptacle(s) from new shed to radio equipment prior to utility removing temporary power.

4. The government will relocate radio equipment back into the new shed once the electric service is complete.

5. Contractor shall legally dispose of old radio shed from Forest Service property.

PART 2 – PRODUCTS

2.1 RACEWAYS

A. RNC: Rigid nonmetallic conduit; NEMA TC 2, Schedule 40 PVC, with NEMA TC3 fittings.

B. Raceway Fittings: Specifically designed for raceway type with which used.

2.2 WIRES, CABLES, AND CONNECTIONS

A. Conductors, No. 10 AWG and Smaller: Solid or stranded copper.

B. Conductors, Larger than No. 10 AWG: Stranded copper.

C. Insulation: Thermoplastic, rated 600 V, 75 deg C minimum, Type THW, THHN- THWN, or USE depending on application.

D. Wire Connectors and Splices: Units of size, ampacity rating, material, type, and class suitable for service indicated.

2.3 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. Slotted-Steel Channel: Flange edges turned toward web, and 9/16-inch- (14-mm-) di-ameter slotted holes at a maximum of 2 inches (50 mm) o.c., in webs. Strength rating to suit structural loading.

D. Slotted Channel Fittings and Accessories: Recommended by the manufacturer for use with the type and size of channel with which used.

1. Materials: Same as channels and angles, except metal items may be stainless steel.

E. Expansion Anchors: Carbon-steel wedge or sleeve type.

F. Toggle Bolts: All-steel springhead type.

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2.4 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 vi-nyl tape, not less than 1 inch wide by 3 mils thick (25 mm wide by 0.08 mm thick).

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. Underground Warning Tape: Permanent, bright-colored, continuous-printed, vinyl tape compounded for permanent direct-burial service, and with the following features:

1. Not less than 6 inches wide by 4 mils thick (150 mm wide by 0.102 mm thick).

2. Embedded continuous metallic strip or core.

3. Printed legend that indicates type of underground line.

F. Engraved-Plastic Labels, Signs, and Instruction Plates: Engraving stock, melamine plastic laminate punched or drilled for mechanical fasteners 1/16-inch (1.6-mm) min-imum thickness for signs up to 20 sq. in. (129 sq. cm) and 1/8-inch (3.2-mm) mini-mum thickness for larger sizes. Engraved legend in black letters on white background.

G. Warning and Caution Signs: Preprinted; comply with 29 CFR 1910.145, Chap-ter XVII. Colors, legend, and size appropriate to each application.

1. Interior Units: Aluminum, baked-enamel-finish, punched or drilled for mechan-ical fasteners.

2. Exterior Units: Weather-resistant, nonfading, preprinted, cellulose-acetate bu-tyrate with 0.0396-inch (1-mm), galvanized-steel backing. 1/4-inch (6-mm) grommets in corners for mounting.

H. 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.

2.5 EQUIPMENT FOR UTILITY COMPANY'S ELECTRICITY METERING

A. Comply with requirements of electrical power utility company for current transformer cabinets and meter sockets.

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PART 3 – EXECUTION

3.1 ELECTRICAL EQUIPMENT INSTALLATION

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

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 oth-er installations.

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

3.2 RACEWAY APPLICATION

A. Outdoor Installations:

1. Exposed: RNC.

2. Concealed: RNC.

3. Underground, Single Run: RNC.

4. Underground, Grouped: RNC.

5. Boxes and Enclosures: NEMA 250, Type 3R or Type 4, unless otherwise indi-cated.

B. Indoor Installations:

1. Exposed: EMT except in wet or damp locations, use IMC.

2. Boxes and Enclosures: NEMA 250, Type 1, unless otherwise indicated.

3.3 RACEWAY AND CABLE INSTALLATION

A. Conceal raceways and cables, unless otherwise indicated, within finished walls, ceil-ings, and floors.

B. Keep legs of raceway bends in the same plane and keep straight legs of offsets paral-lel.

C. Use RMC elbows where RNC turns out of slab.

D. Install pull wires in empty raceways. Use No. 14 AWG zinc-coated steel or woven polypropylene or monofilament plastic line with not less than 200-lb (90-kg) tensile strength. Leave at least 12 inches (300 mm) of slack at each end of pull wires.

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3.4 WIRING INSTALLATION

A. Make splices and taps that are compatible with conductor material and that possess equivalent or better mechanical strength and insulation ratings than unspliced conduc-tors.

3.5 ELECTRICAL SUPPORTING DEVICE APPLICATION

A. Damp Locations and Outdoors: Hot-dip galvanized materials or nonmetallic, slotted channel system components.

B. Dry Locations: Steel materials.

C. Strength of Supports: Adequate to carry present and future loads, times a safety factor of at least four with, 200-lb (90-kg) minimum design load for each support element.

3.6 SUPPORT INSTALLATION

A. Install sleeves for cable and raceway penetrations of concrete slabs and walls unless core-drilled holes are used. Install sleeves for cable and raceway penetrations of ma-sonry and fire-rated gypsum walls and of all other fire-rated floor and wall assemblies.

Install sleeves during erection of concrete and masonry walls.

B. Secure electrical items and their supports to building structure, using the following methods unless other fastening methods are indicated:

1. Wood: Wood screws or screw-type nails.

2. Gypsum Board: Toggle bolts. Seal around sleeves with joint compound, both sides of wall.

3. Masonry: Toggle bolts on hollow block and expansion bolts on solid block.

Seal around sleeves with mortar, both sides of wall.

4. New Concrete: Concrete inserts with machine screws and bolts.

5. Existing Concrete: Expansion bolts.

6. Light Steel Framing: Sheet metal screws.

7. Fasteners for Damp, Wet, or Weather-Exposed Locations: Stainless steel.

8. Light Steel: Sheet-metal screws.

9. Fasteners: Select so load applied to each fastener does not exceed 25 percent of its proof-test load.

3.7 IDENTIFICATION MATERIALS AND DEVICES

A. Install at locations for most convenient viewing without interference with operation and maintenance of equipment.

B. Coordinate names, abbreviations, colors, and other designations used for electrical identification with corresponding designations indicated in the Contract Documents or required by codes and standards. Use consistent designations throughout Project.

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C. Self-Adhesive Identification Products: Clean surfaces before applying.

D. Tag and label circuits designated to be extended in the future. Identify source and cir-cuit numbers in each cabinet, pull and junction box, and outlet box. Color-coding may be used for voltage and phase identification.

E. Install continuous underground plastic markers during trench backfilling, for exterior underground power, control, signal, and communication lines located directly above power and communication lines. Locate 6 to 8 inches (150 to 200 mm) below finished grade. If width of multiple lines installed in a common trench or concrete envelope does not exceed 16 inches (400 mm), overall, use a single line marker.

F. Install warning, caution, and instruction signs where required to comply with 29 CFR 1910.145, Chapter XVII, and where needed to ensure safe operation and maintenance of electrical systems and of items to which they connect. Indoors install engraved plastic-laminated instruction signs with approved legend where instructions are needed for system or equipment operation. Install metal-backed butyrate signs for outdoor items.

G. Install engraved-laminated emergency-operating signs with white letters on red back-ground with minimum 3/8-inch- (9-mm-) high lettering for emergency instructions on power transfer, load shedding, and other emergency operations.

3.8 ELECTRICITY-METERING EQUIPMENT

A. Install utility company metering equipment according to utility company's written re-quirements. Provide grounding and empty conduits as required by utility company.

3.9 DEMOLITION

A. Protect existing electrical equipment and installations indicated to remain. If damaged or disturbed in the course of the Work, remove damaged portions and install new products of equal capacity, quality, and functionality.

B. Accessible Work: Remove exposed electrical equipment and installations, indicated to be demolished, in their entirety.

C. Abandoned Work: Cut and remove buried raceway and wiring, indicated to be aban-doned in place, 2 inches (50 mm) below the surface of adjacent construction. Cap raceways and patch surface to match existing finish.

D. Remove, store, clean, reinstall, reconnect, and make operational components indicated for relocation.

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3.10 CUTTING AND PATCHING

A. Cut, channel, chase, and drill floors, walls, partitions, ceilings, and other surfaces re-quired to permit electrical installations. Perform cutting by skilled mechanics of trades involved.

B. Repair, refinish and touch up disturbed finish materials and other surfaces to match adjacent undisturbed surfaces.

END OF SECTION 16050

B. Meter Housing – Utility approved meter housing for supplying 100 amp panel.

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.

H. 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.