Attachment (1) Docking Station Specifications 9-28-21.pdf

EQUIPMENT ENCLOSURE SPECIFICATION FOR

FABRICATION

REV OI 09/23/2021

1. GENERAL REQUIREMENTS

1.1. Purpose: The purpose of this solicitation is to provide specifications for the design, fabrication, and delivery of a portable trailer/structure to be used as an equipment enclosure. The interior dimensions of this enclosure shall be approximately 33’-3” long by 8’ wide and a minimum of 10’ tall as shown in Appendix (A). The exterior height shall be a maximum of 15’ to facilitate delivery by road. The overall total weight of the Equipment Enclosure should not exceed 20,000 lbs. Basic construction should be of insulated composite panels on a metal frame. Structural beams, columns, and associated stiffeners shall be of painted carbon steel. The enclosure shall also be electrically outfitted.

1.2. The enclosure shall be designed to withstand environmental loads (wind, seismic, snow) in accordance with Reference (d), risk category III for the Hampton Roads geographic area.

1.3. The contractor shall submit a completed design package to NNSY for approval prior to any construction, this includes design drawings and necessary calculations. All design calculations shall be stamped by a PE and shall be provided with the design package.

1.4. Construction Site: It is expected that the Contractor shall conduct all fabrication and assembly at the contractor's facility.

1.5. Delivery/Transportation: To be included in the submission of their design package, the contractor shall evaluate transportation requirements.

1.6. Administrative Deliverables: To be included in the submission of their design package, the contractor shall evaluate the cost of processing administrative deliverables, such as drawings and inspection results.

1.7. Dimensions: The Equipment Enclosure shall be of the dimensions as specified in Appendix (A).

ATTACHMENT (1) DOCUMENT 1308ZN01

2. TECHNICAL REQUIREMENTS

2.1. Materials of Construction:

2.1.1. Frame/Structure: Components of the enclosure shall be made of steel with a standard grade of structural quality or higher. The structure should be crane liftable.

2.1.1.1. All member to member joints that are required to make up a required length shall have full penetration welds. All member to member joints that provide weather protection shall be fully welded. Weather protected joints may be constructed according to industry standards.

2.1.1.2. Perimeter beams shall have the interior (corner to corner) diagonal dimension difference of a maximum of 1’’.

2.1.2. Walls: Walls should be made of composite insulated panels or welded metal with added insulation. Exterior facing should be a minimum of 20 gauge steel or aluminum. Interior facing should be made of welded metal with a smooth finish (carbon steel) and painted bright white. Exterior facing should be made of welded metal with a smooth finish (carbon steel) and painted Gray. The walls should have a minimum insulation value of R15.

Note: The interior finish of the Equipment Enclosure shall be a Class A, per

NFPA 101.

2.1.3. Roof: The roof shall be constructed to conform to General Requirement

1.2. All seams should be weather tight and panels/structure should be of equivalent R-value to the walls. The roof should have a maximum overhang of no more than 6” on each side. The roof exterior color shall be gray.

2.1.3.1. The roof shall also be equipped with a removable railing system and inward opening swing 36” wide swing gate to support safe access to the roof.

2.1.4. Awning: Awning conform to General Requirement 1.2. The awning is to be a sloped awning supported from above with gutter system to drain water to either side of the awning as shown in Appendix A.

2.1.5. Ceiling: The ceiling should support the incorporation of lighting and electrical components as necessary.

2.1.6. Floor: The floor should be of adequate structure to support a 125 psf live load. The flooring must be stainless steel. Flooring shall be flat and of uniform finish that is easily cleaned. Spray foam insulation or similar (minimum R-15) should be installed below the flooring. The flooring shall extend to the edges of the roll-up door openings.

Lifting Pads Fabrication: The Equipment Enclosure shall be constructed so that it is crane liftable from above without the use of spreader beams.

2.1.7. The Equipment Enclosure shall be designed to be lifted using 4 welded-on pad eyes as shown in View A-19, of Appendix A. The pad eyes are designed for a factor of safety of 5 to 1 on ultimate strength based on only 2 diagonally opposed padeyes supporting the load with slings used at a 30-degree angle from vertical. All welds shall comply with Reference (a).

2.1.8. Each lifting pad of the Equipment Enclosure shall receive a visual inspection.

2.2. Doors:

2.2.1. Emergency Egress Door: The Emergency Egress Door shall be a minimum of 12 gauge stainless steel with inner stiffeners and standard 36” wide. Hinges shall be Heavy Duty 4 bearing butt hinges with non-removable pins. The interior panic bar installed on the door shall be outfitted with a touch bar monitor electric contact. Doors shall be positioned and handed as shown in Appendix (A).

2.2.2. Insulated Roll-Up Doors: Roll-Up doors (See View A-1 of Appendix A) shall be Overhead Door Model Number 626 Advanced Performance Rolling Service Door or equivalent.

2.2.3. Non-Insulated Roll-Up Door: The non-insulated door (See View A-3 of

Appendix A) shall conform to all requirements of section 2.2.2 except there shall be no insulation installed.

2.2.4. Door locations and swing shall be as shown in Appendix (A).

2.3. Windows: The Equipment Enclosure shall not have any windows.

2.4. Painting: Applications of all coatings shall be in accordance with the manufacturer’s instructions.

2.4.1. Carbon steel surfaces, including steel members behind exterior insulated panels and flashing, shall be painted with a Class A paint. Paint should meet low VOC (<340g/L) requirements and also be certified asbestos free, such as Rust-oleum Series 7400 paint.

2.4.2. The finished coating system shall have a continuous surface, smooth, easy to clean, free of pits, voids, cracks or other surface discontinuations.

The coating shall show no signs of chalking, alligatoring, peeling, delaminating, blistering, entrained dirt particles or wrinkling.

2.5. Electrical System:

2.5.1. The Electrical system shall be designed such that it is fed from a 480VAC, single Phase, 100 Amp power source and shall be installed on the exterior as shown in Appendix (A). All electrical work and installation of electrical equipment/wiring shall be performed in accordance with the latest revision of the National Fire Protection Association’s (NFPA) 70 – “National Electric Code” (NEC). Installation of the pull stations, horn/strobe, and smoke/heat detectors shall be in accordance with NFPA 72 – “National Fire Alarm and Signaling Code”.

2.5.2. All equipment shall be located such that it can be accessed and serviced as shown in Appendix (A). Adequate lighting should be provided by either surface/wall mount type or recessed LED light fixtures.

2.5.3. Electrical Equipment: All interior and exterior electrical components/equipment utilized for the enclosure shall adhere to the following requirements:

2.5.3.1. All exterior electrical components/boxes and equipment shall have a NEMA 3R or 4X rating or shall be listed as weatherproof or approved for use in wet locations.

2.5.3.2. All interior electrical components/boxes and equipment shall have a NEMA 1, 12, 3R or 4X rating and shall have non-yellow exterior parts.

2.5.3.3. The Equipment Enclosure will be wired and outfitted with smoke and fire alarms to be wired to an external electrical connection shown in Appendix A.

2.5.3.4. The Equipment Enclosure will be equipped with conduit and junction boxes as necessary to accommodate the installation of the EE System as shown in View A-6 thru A-8 of Appendix A. The wiring and sensors will be installed by the purchaser.

2.5.3.5. All electrical equipment used shall be Underwriter's Laboratory (UL) listed and approved unless otherwise permitted by the contracting agent and documented in writing prior to construction.

2.5.3.6. All interior receptacles and light switches shall be located 42” – 46” from the finished floor.

2.5.4. Wiring, Termination and Terminal Block Identification: All wiring and terminations/terminal blocks shall be identified in accordance with the following:

2.5.4.1. All wiring splices and wiring terminations at terminal blocks shall be labeled using industry standard heat shrink or slip-on type wire identification products. Termination labels shall not be made of adhesive backed paper or clamped metal/plastic tags. Termination labels shall be pre-printed or custom typed and shall identify wire numbers, systems, circuits, etc.

2.5.4.2. All wiring terminations at terminal blocks shall be made utilizing barrier type (screw) terminal blocks and ring tongue (solder or irreversible crimp/compression) terminals/lugs.

2.5.5. Conduit Installation: All conduit shall meet the following requirements:

2.5.5.1. All conduit connections shall be made-up rain tight or shall have welded joints. All conduit bodies (i.e., LBs, pulling Ls, Tees, etc.) shall utilize gasketed covers.

2.5.5.2. Conduit penetrations through structural I-beams/members shall only be allowed in the web of the structural I-beam/member and shall utilize a rigid conduit coupling seal welded on both sides of the penetration.

2.5.5.3. All penetrations made in interior/exterior electrical enclosures/boxes and equipment shall be watertight using watertight conduit hubs/connectors. Penetrations shall be made in the bottom of exterior electrical enclosures/boxes and equipment whenever possible.

2.5.6. Installation of Interior Electrical Equipment: All interior equipment (Fire

Alarm pull stations, strobes/horns, smoke/heat detectors, receptacles, EE/Comm boxes and light switches shall be flush or surface mounted on the enclosure wall.

2.5.7. Installation of Exterior Electrical Equipment: All exterior equipment (EE/Comm boxes, lighting, power panels/service entrance equipment, power connection boxes, disconnect swiches, etc.) shall be flush or surface mounted on the enclosure wall. Mounting of exterior electrical equipment and conduits shall be performed in such a manner that minimizes effects on insulation installation.

2.5.7.1. All exterior lighting shall be controlled via a single photocell/photo controller that can be bypassed with a separate bypass/override switch.

The photocell/photo controller shall be adjustable such that it may be adjusted to function in varying ambient light conditions after installation.

2.5.8. Electrical Equipment Labeling: All electrical equipment (i.e., junction/pull/ connection boxes, disconnect switches, transformers, controllers, light switches, receptacles and terminal blocks) are required to be labeled as follows:

2.5.8.1. Labels shall be fabricated using self-adhesive anodized aluminum or plastic type plates and shall be designed specifically for use in outdoor environments.

2.5.8.2. Exact sizes of plates and lettering (i.e., font and size) are left to the contractor’s discretion, however sizes shall be sufficient to allow personnel to easily identify equipment within 2 ft. of the equipment.

2.5.8.3. Lettering shall be of high contrast when compared the color/background of the label plate (i.e., black plate and white lettering or similar).

2.5.8.4. As a minimum each label shall identify the component (see

Appendix A for identification), the system voltage, the amperage, the phase and the circuit that feeds the component (i.e., HVAC Local Disconnect Switch, Ckt. A-1, 240VAC, 60 Amp, 1 Phase).

2.5.8.5. Exact locations of labels are left to the discretion of the contractor, however labels shall be placed on the front cover/panel of the equipment when feasible and near eye level. If not feasible due to size or other interferences, locate the label just above or to the side of the component.

3. QUALITY CONTROL

3.1. Weighing of Structures: The Equipment Enclosure must be weighed after all work is complete, painted, and electrically outfitted.

3.1.1. The Equipment Enclosure must be rigged using contractor provided rigging.

3.1.2. The final weight of the Equipment Enclosure (shall be rounded up to the next 100 pounds) must be recorded (do not include the weight of the rigging gear in the final weight). Stencil the final weight on the web of lower beam.

Stenciled weight is to be on each side of structure.

3.2. Operational Tests: An electrical systems (including power, lighting, HVAC, and fire alarm) operational test shall be performed by the vendor and witnessed by a NNSY representative from the Cognizant Technical Organization. Vendor shall contact the NNSY Technical Representative a minimum of 2 days prior to the Operational Test. NNSY will arrange travel and accommodations.

3.3. Final Inspection: Final acceptance of the Equipment Enclosure shall be made at the contracting agent within 15 days after completed assembly and testing.

Acceptance shall be based on satisfactory completion of the examination.

3.4. Vendor shall provide a Certificate of Compliance that certifies that all requirements of this contract have been met. Certificate of Compliance and all other submitted documentation shall be traceable to the contract number under which this enclosure is provided.

3.5. Vendor shall provide at least a one year warranty on all components of the enclosure.

4. REFERENCES

a) American Welding Society Manual D1.1; Structural Welding Code-Steel

b) AISC Manual of Steel Construction

c) NFPA 70: National Electrical Code

d) ASCE/SEI 7 Minimum Design Loads for Buildings and Other Structures

e) NFPA 801: Standard for Fire Protection for Facilities Handling Radioactive

Materials

f) NFPA 101: Life Safety Code

g) NFPA 72: National Fire Alarm and Signaling Code