FORM FOR COMMENTS ON NFPA REPORT ON PROPOSALS

All Comments Must Be Received By 5:00 pm EST,
On The Published Comment Closing Date March 2, 2007

 

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Statement of Problem and Substantiation for Comment.

(Note: State the problem that will be resolved by your recommendation; give the specific reason for your comment including copies of tests, research papers, fire experience, etc. If more than 200 words, it may be abstracted for publication.)

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NFPA Document Title_ Standard for Recreational Vehicles__    NFPA No. & Year_1192 2005 Edition______                            

      Section/Paragraph __7.5.7 Drain Outlets___________________________________

Comment on Proposal No. (from ROP): ___1192-120 Log # 7_____________

________________________________________________________________________________

NFPA 1192 Standard for Recreational Vehicles

Section 7.5.7 Requested Changes

7.5.7 Drain Outlets. 

7.5.7.1 A drain outlet used for the discharge of body waste and liquid waste shall be nominal 3 in. (76.2 mm) pipe size. 

7.5.7.2 Except for listed flexible drain systems, a drain outlet used for the discharge of liquid waste shall be 1in. (38.1 mm) 3 in. (76.2 mm) minimum pipe size. 

7.5.7.3 Each recreational vehicle shall have a main drain outlet(s) that shall terminate at any point located within 22.5 ft (6.9 m) of the rear in its storage position, on the left (road) side or at the rear left of the longitudinal center of the vehicle within 18 in. (457.2 mm) of the outside wall. 

7.5.7.4 When less than 18 in. (457.2 mm) above the ground, the drain outlet(s) shall be permitted to terminate vertically when it is equipped with a manual-disconnect-type coupler and a companion elbow hose adapter. 

7.5.7.5 A recreational vehicle equipped with only a listed flexible drain system or a side-vent drain system, or designed for transporting livestock, shall be permitted to have its drain outlet located on either side or at the rear, within 18 in. (457.2 mm) of the outside wall. (See also 7.5.7.7.) 

7.5.7.6 A recreational vehicle having a mechanical seal toilet with a waste holding tank or a recirculating chemical toilet shall be permitted to have a separate drain outlet installed in accordance with the location requirements specified in 7.5.7.3 through 7.5.7.8. 

7.5.7.7 A recreational vehicle with drainage systems limited to a listed flexible drain system and a side-vent drain system shall be permitted to have separate drain outlets for these systems. (See also 7.5.7.5.) 

7.5.7.8 Subject to the other requirements in 7.5.7.3 through 7.5.7.7, truck campers shall be permitted to have the main drain(s) located anywhere across the rear of the vehicle.

 

7.5.7.9 Each drain outlet shall be equipped with a terminate with a listed flexible  transfer drain hose assembly (sewer hose) with a minimum of 10 ft. (3.05 m) usable length and a sewer inlet connection fitting with a shut off valve.. that shall be attached to the vehicle or drain piping. The listed flexible transfer drain hose assembly (sewer hose) shall attach to the vehicle piping with a threaded connection that is accessible for service.

7.5.7.10 Drain outlets shall be provided with a minimum clearance of 1in. (38.1 mm) on three sides from all parts of the vehicle. and with clearance directly in front of the outlet to permit connection of a drain hose or cap. The listed flexible transfer drain hose (sewer hose) and sewer connection fitting shall be provided with an accessible means of storage.

7.5.7.11 Where drain outlets are equipped or arranged for hose coupling devices, such devices shall be of the manual disconnect type.