RFI_MS-001_Vehicle_Exhaust_System_pdf.pdf

NEW JERSEY ARMY NATIONAL GUARD 30 SEPTEMBER 2014

SUPERSTORM SANDY DISASTER RESPONSE PROJECT ISSUED FOR CONSTRUCTION

EHMS/FMS, SEA GIRT, NEW JERSEY 100% BID-FINALS SUBMISSION

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SECTION 233424 – VEHICLE EXHAUST SYSTEMS

PART 1 - GENERAL

1.1 SUMMARY

A. This Section includes Vehicle Exhaust Systems to draw exhaust fumes from the tailpipes of motor vehicles operating indoors.

1.2 PERFORMANCE REQUIREMENTS

A. Project Altitude: Base fan performance ratings on sea level.

B. Operating Limits: Classify according to AMCA 99.

1.3 SUBMITTALS

A. Product Data: Include rated capacities, furnished specialties, and accessories for each type of product indicated and include the following:

1. Certified fan performance curves with system operating conditions indicated.

2. Motor ratings and electrical characteristics, plus motor and electrical accessories.

3. Housings, linkages, and operators.

4. Switches and controls

B. Shop Drawings: Detail equipment assemblies and indicate dimensions, weights, loads, required clearances, method of field assembly, components, and location and size of each field connection.

1. Wiring Diagrams: Power, signal, and control wiring.

2. Support details.

C. Coordination Drawings: Show fan layout and relationships between components and adjacent structural and mechanical elements. Show support locations, type of support, and weight on each support. Indicate and certify field measurements.

D. Field quality-control test reports.

E. Operation and Maintenance Data: Refer to Section 017823, “Operations And Maintenance Data” for submittal requirements.

1.4 QUALITY ASSURANCE

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

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B. AMCA Compliance: Products shall comply with performance requirements and shall be licensed to use the AMCA-Certified Ratings Seal.

C. NEMA Compliance: Motors and electrical accessories shall comply with NEMA 1.

1.5 CLOSEOUT SUBMITTALS

A. Operation and Maintenance Data: For vehicle exhaust systems to include in emergency, operation, and maintenance manuals.

1.6 COORDINATION

A. Coordinate size and location of structural-steel support members.

1.7 DELIVERY, STORAGE, AND HANDLING

A. Deliver exhaust systems as factory-assembled units, to the extent allowable by shipping limitations, with protective crating and covering.

B. Disassemble and reassemble units, as required for moving to the final location, according to manufacturer's written instructions.

C. Lift and support units with manufacturer's designated lifting or supporting points.

PART 2 - PRODUCTS

2.1 VEHICLE EXHAUST SYSTEM (EHR-1 AND EHR-2)

A. Acceptable Manufacturers: Subject to compliance with requirements, provide products by manufacturers listed or comparable products by manufacturers approved by Contracting Officer.

1. Nederman.

2. Car-Mon.

3. National System of Garage Ventilation, Inc.

B. Description: Factory-fabricated, vehicle exhaust system composed of overhead mounted exhaust fan with wall-mounted controls, retractable exhaust hose, inlet cone with internal clamp, hose support hook, discharge ductwork through building sidewall, and necessary accessories. When in operation, hose shall be extended to connect to the vehicle exhaust pipe, and vehicle exhaust fumes shall be drawn from the vehicle and exhausted out of the building.

C. Exhaust Hose: Rated for continuous operation at 600 deg. F. Two–ply hose (Inner-ply of coated fiberglass, outer-ply of helical wound steel wire).

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D. Exhaust Blower: Class 1 non-overloading utility blower, direct drive. Frame of welded steel construction. Die cast aluminum impeller. Self-aligning pillow block ball bearings. Steel shaft.

Fiberglass heat resistant coated flexible transitions at fan inlet and outlet.

E. Accessories:

1. Inlet Cone: provide inlet cone with clamp for attachment to vehicle exhaust.

2. Exhaust ductwork and discharge port: to discharge exhaust air out of the building.

F. Controls:

1. Provide wall mounted switch for fan activation and hose reel retraction operation.

PART 3 - EXECUTION

3.1 INSTALLATION

A. Install exhaust systems level and plumb.

B. Support suspended units from structure using welded or bolted angle iron supports

C. Install units with clearances for service and maintenance.

D. Install control switches.

E. Label fans according to requirements specified in Division 23 "Identification for HVAC Piping and Equipment."

3.2 FIELD QUALITY CONTROL

A. Perform the following field tests and inspections and prepare test reports:

1. Verify that shipping, blocking, and bracing are removed.

2. Verify that unit is secure on mountings and supporting devices and that connections to ducts and electrical components are complete. Verify that proper thermal-overload protection is installed in motors, starters, and disconnect switches.

3. Verify that cleaning and adjusting are complete.

4. Remove and replace malfunctioning units and retest as specified above.

B. Test and adjust controls and safeties. Replace damaged and malfunctioning controls and equipment.

3.3 DEMONSTRATION

A. Refer to Section 230800 “Commissioning for HVAC” and Section 017900 “Demonstration and Training” for requirements.

END OF SECTION