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The NYC DEP Backflow form is a critical component in safeguarding New York City's water supply from potential contamination. This form serves as a guide for property owners who must install backflow prevention devices on their water service pipes, particularly those whose facilities pose a risk to the drinking water system. It outlines the necessary steps for compliance, starting with the requirement that a Professional Engineer or Registered Architect prepare detailed plans for the installation. These plans must be submitted for approval to the Department of Environmental Protection (DEP), along with specific applications. The form emphasizes the importance of using state-certified testers to ensure that devices are properly installed and maintained, as annual testing is mandatory. Additionally, the form provides insights into the types of facilities that may be affected, ranging from bakeries and beauty salons to gas stations and veterinary offices. Understanding the guidelines and requirements set forth in this form is essential for property owners to navigate the regulatory landscape effectively and avoid costly errors in installation and compliance.

Similar forms

  • Plumbing Permit Application: Similar to the NYC DEP Backflow form, a plumbing permit application requires detailed plans and specifications for plumbing installations. Both documents ensure compliance with local regulations and standards.

  • Cross-Connection Control Survey: This survey assesses potential risks of contamination in water supply systems. Like the backflow form, it emphasizes the importance of identifying hazards to protect public health.

  • Water Supply and Sewage Disposal Plan: This plan outlines how water supply and sewage systems will be managed. Both documents require professional oversight to ensure safety and compliance with environmental regulations.

  • Environmental Impact Assessment (EIA): An EIA evaluates the potential environmental effects of a project. Similar to the backflow form, it aims to mitigate risks associated with public health and safety.

  • Building Permit Application: This application is necessary for any construction project. Both documents require detailed plans and must be submitted for approval to ensure adherence to local codes.

  • Backflow Prevention Device Test Report: This report certifies that backflow prevention devices have been tested and meet regulatory standards. It is a follow-up document similar to the NYC DEP Backflow form in terms of compliance verification.

  • Health Department Food Service Permit: This permit is required for food establishments to ensure safe food handling practices. Like the backflow form, it aims to prevent contamination and protect public health.

  • Fire Department Sprinkler System Permit: This permit ensures that sprinkler systems meet safety standards. Both documents involve detailed planning and compliance checks to safeguard public safety.

  • Hazardous Materials Storage Plan: This plan outlines how hazardous materials will be stored and managed. Similar to the backflow form, it focuses on minimizing risks to public health and the environment.

  • Site Development Plan: This plan details the layout and design of a property. Like the backflow form, it requires careful planning to prevent any negative impacts on the environment or public health.

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DEPARTMENT OF ENVIRONMENTAL PROTECTION

BUREAU OF WATER & SEWER OPERATIONS

REVISED SUPPLEMENT TO THE NEW YORK STATE DEPARTMENT OF HEALTH HANDBOOK FOR CROSS CONNECTION CONTROL

This supplement was last revised on (6/10)

Introductory Note:

This supplement will help you prepare backflow prevention plans for submittal. It is a guide only and should not be used as a substitute for experience in the planning and design of backflow prevention device installations. If you are not experienced with this type of work, we suggest that you consult with a professional.

To avoid the expense and delay necessitated by the removal and reinstallation of containment devices, we suggest that you have your plans approved by DEP before proceeding with installation.

For new facilities, aesthetic considerations and architectural design is an unacceptable reason for granting exemptions. The architectural design must accommodate the containment devices, not the other way around.

Please note that the filing Professional Engineer or Registered Architect is expected to review the potential for hazard posed by the occupancy of the premises.

Based upon this review, the filing Professional Engineer or Registered Architect should select an appropriate containment device in accordance with the latest revision of the DEP Cross Connection Control Risk Assessment.

Page 1

Rev. 06/10

OVERVIEW OF THE NYC ENVIRONMENTAL PROTECTION

CROSS-CONNECTION CONTROL PROGRAM

For the Protection of the Water Supply System by Containment

WHO IS AFFECTED

Owners of properties that pose an actual or potential risk of contamination to New York City’s water supply. This includes property with any of, but not limited to, the following facilities:

BAKERY

AUTO BODY / REPAIR SHOPS

BIDETS

BEAUTY SALONS OR BARBER SHOPS

CAR WASH

BUTCHERS (INCLUDES FISH MARKETS & LIVE STOCK)

CHEMICALS USED IN PROCESSING e.g.

CHEMICALLY TREATED BOILERS

DYE PLANTS, PHOTO LABORATORIES

 

COMMERCIAL LAUNDRY FACILITIES WITH 2 OR MORE COIN

DRY-CLEANING ESTABLISHMENTS

OPERATED MACHINES

 

DELICATESSEN /PREMISES WHERE FOOD IS BEING PREPARED

COMMERCIAL KITCHENS / RESTAURANTS

DENTAL OFFICES /LABORATORIES

LARGE BOILERS (MORE THAN 350000 BTU)

DISTILLED BREWERIES

BOOSTER PUMPS

FUNERAL PARLORS

HOTELS AND/OR MOTELS

GREENHOUSES

GAS STATIONS AND/OR MINI MARTS WITH SODA MACHINES OR

 

COFFEE LINES

IN-GROUND IRRIGATION SPRINKLER

HEAT EXCHANGERS WITH WATER (SINGLE WALL)

WELLS (GROUNDWATER)

PHARMACY

MULTIPLE WATER SERVICES

PRESSURE TANKS

SEWAGE TREATMENT OR HANDLING

PRIVATE WELLS

VETERINARY OFFICES / LABORATORIES

SWIMMING POOLS / COMMERCIAL SWIMMING POOLS

WAREHOUSES (WITH TOXIC CHEMICALS STORAGE)

METAL MANUFACTURING, CLEANING, PROCESSING OR

 

FABRICATING PLANTS

WATER REUSE / RECYCLING

WATER COOLED EQUIPMENT OR CHILLERS

MEDICAL OFFICES / LABORATORIES

WATER STORAGE TANKS

(INCLUDES PSYCHOLOGY & PSYCHIATRIC OFFICES THAT

 

ADMINISTER MEDICATION)

 

WHAT LAW REQUIRES

Owners must install special plumbing devices, known as a backflow prevention device(s) on the water service pipes that supply their property. The device prevents water from flowing back into the City’s drinking water supply. Owners must obtain the approval of plans submitted to the Department of Environmental Protection (DEP) before installing the device and have the device tested by a state certified backflow-prevention device tester at least once a year. DEP’s Bureau of Water and Sewer Operations is charged with enforcing Part 5 Section 5-1.31 of the State Sanitary Code and Title 15, Chapter 20 of the Rules of the City of New York (RCNY).

HOW TO COMPLY

Step 1: A Professional Engineer (PE) or Registered Architect (RA) must prepare and submit two sets of plans and two applications originals (form GEN-236 New York City Version) for the installation of Backflow Prevention Device(s) to the Bureau of Water and Sewer Operations, Division of Permitting and Inspections for approval. All submissions must have original ink signatures and original ink or impression seals. Plans and applications must be corrected and resubmitted as necessary until acceptable.

Step 2: When the plans are approved, the Division of Permitting and Inspections issues a plan approval letter to the customer and returns one copy of the approved plans to the PE or RA of record.

Step 3: The device(s) must be:

Installed by a New York City Licensed Master Plumber in accordance with the approved plans (installations must also meet the Building Department’s and the Bureau of Customer Service’s requirements).

Tested by a State Certified Backflow Prevention Device Tester who is either a Licensed Master Plumber or employed by one. Inspected by a PE or RA and certified that they have found the installation to be in accordance with the approved plans.

Step 4: Finally, a completed “Report on Test and Maintenance of Backflow Prevention Device” (form GEN-215B), certifying the job, must be submitted to DEP within thirty days of installation of the device.

Step 5: Annual Inspection: At least once a year, the device must be inspected, maintained and tested, by a state certified tester. The results of the test must be reported to the department by filing Form GEN 215B with parts A & B properly completed.

Note: Be aware that some plumbers may provide “Turn Key” installation.

Page 2

Rev. 06/10

If you believe that your premise does not require a Backflow Prevention Device, you may have a Professional Engineer, Registered Architect, or Licensed Master Plumber submit a request for Exemption to the DEP Cross Connection Control Unit for consideration. If approved an exemption letter will be issued.

Steps for Installing Backflow Prevention Device

The following steps must be taken for the preparation, submission and approval of plans and the installation of backflow prevention devices for CONTAINMENT of facilities:

Step 1: A Professional Engineer (PE) or Registered Architect (RA) must prepare and submit two sets of plans and two applications originals (form GEN 236 New York City Version) for the installation of Backflow Prevention Device to the Bureau of Water and Sewer Operations, Division of Permitting and Connections for approval. All submissions must have original ink signatures and original ink or impression seals. Plans and applications must be corrected and resubmitted as necessary until acceptable.

Step 2: When the plans are approved, the Division of Permitting and Connections issues a plan approval letter to the customer and returns one copy of the approved plans to the PE or RA of record.

Step 3: Device(s) must be:

Installed by a New York City Licensed Master Plumber in accordance with the approved

 

plans (installations must also meet the Building Department’s and the Bureau of Customer

 

Service’s requirements)

Tested by a State certified Backflow Prevention Device Tester who is either a Licensed

 

Master Plumber or employed by one

Inspected by a PE or RA and certified that they have found the installation to be in

 

accordance with the approved plans.

Step 4:

Submit the “Report on Test Maintenance of Backflow Prevention Device” (Form GEN

 

215B), certifying the job to DEP within thirty days of device installation.

DEP will refer improper installations to the owner, PE or RA, or both. Improper installations must be corrected and re-certified (with Form GEN 215B) until acceptable. All installations are subject to inspection and verification.

Page 3

Rev. 06/10

Guidelines for Filling out Proposal of Backflow Prevention Device(s) Installation

General:

ƒProvide two sets of plans and two GEN 236 application forms bearing the original signature and seal of the applicant.

ƒAll services of the same facility shall be protected and listed on the application.

ƒBackflow Prevention (BFP) Device(s) shall be NYS – DOH approved.

ƒNo strainers are allowed between the water meter and the device. If required, strainer shall be approved type installed on the street side of the meter.

ƒNo take offs are allowed on the street side of the device except approved combined services.

ƒPiping to be unbranched and unrestricted from main to device except for meter.

ƒThe device shall be installed between the meter and the meter test tee.

ƒMeter test tee shall be capped or plugged.

ƒFor RPZ and RPD devices where the proposed installation has to be below grade (i.e. Cellar or Basement), the applicant shall provide time calculations for full device failure up to the submersion of device discharge port. The time shall exceed 8 hours; otherwise, device(s) shall be installed above grade.

ƒNeed to provide Elevation Plan, Floor Plan, Plot Plan, Engineering Report and notes.

Floor Plan

ƒShow a minimum of 30 in. clearance from the side of the device to the farthest wall or obstruction.

ƒShow a minimum of 8 in. clearance from the side of the device to the closest wall or obstruction.

ƒShow size of the meter.

ƒPlan view showing every BFP in conjunction with the water meter, test tee, meter inlet control valve (MICV) and meter outlet control valve (MOCV).

ƒDrainage details for RPZ’s must be shown.

Elevation Plan:

ƒProvide a minimum of 30 in. clearance space from the centerline of device to floor.

ƒProvide a maximum of 60 in. clearance space from the centerline of device to floor.

ƒProvide a minimum clearance of 12 in. from the device to the ceiling.

ƒAir gap between the RPZ’s relief port and the drain must be:

2 in. air gap for device size of ¾ in. to 1 in.

3 in. air gap for device size of 1 ¼ in. to 1 ½ in. 4 in. air gap for device of 2 in. or larger

ƒIf there is no gravity drainage, device shall be installed above grade. Sump Pump is not acceptable for gravity drainage.

Plot Plan:

ƒShow north arrow

ƒShow the size of water service

ƒSite plan for the entire facility must show the closed property line and labeling or all water service lines, mains, streets, location of BFP.

Notes:

ƒPrint the drainage area in sq. ft. if you are installing in the basement or the cellar.

ƒIf the BFP is installed more than 60 in. from the centerline above the floor, an OSHA approved platform, scaffold or ladder must be provided for maintenance and testing.

Between point of entry and BFP, the pipes must be stenciled “FEED TO BACKFLOW PREVENTER, DO NOT TAP OR CONNECT TO THIS LINE.” at 5 ft intervals, and at all wall and floor penetration

Page 4

Rev. 06/10

APPLICATION FOR APPROVAL OF BACKFLOW PREVENTION DEVICES

[] FEE: $350 PER SERVICE CONNECTION

PRINT OR TYPE ALL ENTRIES EXCEPT SIGNATURES

0. Block #

 

0a. Lot #

FOR DEPARTMENT USE ONLY

Please complete items 0 through 13.

 

 

 

 

 

 

 

 

 

 

 

 

1.

Name of Facility:

 

 

 

 

2. County:

 

0b. Tentative Lot #

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3.

Exact Location of Facility; i.e., Street Address:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3a.

City

 

3b.

State

3c. Zip

 

4. Contact Person:

4a.

Phone Number(s):

 

 

 

 

 

New York

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5.

Location of Device(s): (Attach additional sheets if required)

 

 

 

6. Manufacturer,

Model No.

 

 

 

 

 

 

 

 

 

 

 

 

 

and Size of Device(s):

 

 

 

 

 

 

 

 

 

 

 

5a. # of Fire Services:

5b. # of Domestic Services:

5c. # of Combined Services:

5d. Total # of Services:

 

 

5e. Total # of Buildings:

 

 

 

 

 

 

 

 

 

 

 

7.

Name, Title & Phone No. of Property Owner:

 

 

 

 

8.

Type of Submission

 

 

 

 

 

 

 

 

 

 

 

 

[

]

As Built

 

 

 

 

 

 

 

 

 

 

 

 

 

 

[

]

Initial Device Installation

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Full Mailing Address:

 

 

 

 

 

 

 

 

[

]

Replace Existing Device

 

 

 

 

 

 

 

 

 

 

 

8a.

[

] New Service

 

 

 

 

 

 

 

 

 

 

 

 

 

 

[

]

Existing Service

 

 

 

 

 

 

 

 

 

 

 

8b.

[

] New Building

 

 

 

 

 

 

 

 

 

 

 

 

[

] New Extension

 

 

 

 

 

 

 

 

 

 

 

 

[

] Major Renovation

 

Owner's Signature:

 

 

 

 

 

Date:

 

[

]

Existing Building

 

 

 

 

 

 

 

 

 

 

9.

Print Name and Address of Design Engineer or Architect:

 

 

 

10.

NYS License #:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

[

] PE [ ] RA

[ ] Other

 

 

 

 

 

 

 

 

 

 

 

10a.

Telephone #:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10b.

FAX #:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10c.

Date:

 

 

 

 

 

Original Ink Signature & Seal Required on both copies.

 

 

 

 

 

 

 

 

 

 

11.

Water System Pressure (psi) at Point of Connection:

12. Estimated Installation cost:

10d.

EMAIL:

 

 

 

 

Max _________ Avg _________

Min _________

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

13.

Degree of Hazard:

 

 

List of Processes or reasons which lead to degree of hazard checked:

 

 

 

[

] Hazardous

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

[

] Non-Hazardous with Hazardous Fixtures

 

 

 

 

 

 

 

 

 

 

 

 

[

] Aesthetically Objectionable

 

 

 

 

 

 

 

 

 

 

 

 

14.

Public Water Supply Name:

 

NEW YORK CITY

Name of Supplier's Designated Representative:

 

 

 

 

 

 

 

 

Selim Andrawis, P.E.

 

 

 

 

 

 

 

Mailing Address:

 

 

 

 

 

 

 

 

 

 

 

 

NYC - DEP

 

 

 

 

Title:

Engineer-In-Charge

 

 

 

 

 

 

 

Bureau of Water & Sewer Operation

 

 

Cross-Connection Control Unit

 

 

 

Cross-Connection Control Unit

 

The degree of hazard shown in (13) above is in corformity with the latest DEP

 

3rd Floor Low-Rise

 

 

 

 

Cross Connection Control Risk Assessment

 

 

 

 

 

 

 

59-17 Junction Boulevard

 

 

 

 

 

 

 

 

 

 

 

 

 

Flushing, NY 11373

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Telephone No.: (718) 595-5463

 

 

Signature:*

 

 

 

 

 

 

Date:

 

 

 

 

Facsimile No.: (718) 595-5252

 

 

 

* Your signature endorses proposal

 

 

 

 

NOTE:

Two copies of this form and two copies of all plans, specifications and supporting materials must be submitted to:

 

 

New York City,

Department of Environmental Protection, Bureau of Water & Sewer Operations,

 

 

 

 

Cross-Connection Control Unit, 3rd Floor Low-Rise, 59-17 Junction Boulevard, Flushing, NY 11373.

 

 

Gen236 NYC version 3/11

 

 

 

 

 

 

 

 

 

 

 

 

 

 

INSTRUCTION FOR FORM GEN 236 (NYC VERSION)

APPLICATION FOR APPROVAL OF BACKFLOW PREVENTION DEVICES

0 to 4a) Fill in as appropriate. Be sure to include the block and lot numbers.

5)Be as specific as possible. (e.g. “8’ N of Elm Street and 12’ South of Main Street”)

5a, b, c) Fill in the number of services for the entire facility.

5d)

This is the total of 5 a, b, and c.

5e)

Fill in the total number of buildings in the facility. All adjacent buildings under the same

 

ownership, occupancy or operation are considered part of the facility. Distant buildings with the

 

same water, heating or other shared, common or interconnected systems are considered part of

the same facility. If you have doubts or uncertainties, feel free to elaborate at length on additional sheets.

6)Note Manufacturer, model & size of each device.

7)Indicate name, mailing address & phone number of property owner. Be sure this information is current. Failure to provide correct property owner mailing address will result in delayed notification.

Be sure to use original ink seal & signatures on both originals.

8, a, b) Check the applicable boxes

9)Print name & company (if any) of the design engineer or architect. (Do not use the name of the firm in place of the P.E.’s or R.A.’s name). Fill in the complete mailing address.

Be sure to use original ink seals & sign on both originals.

10)Include NYS License number in blank. Check appropriate category.

10 a, b) Be sure to enter all applicable phone/fax numbers.

10c)

Enter date application is signed.

11)Make sure that water system pressure at point of connection is included.

12)Be sure to include these estimates. No blanks permitted. Use fair market value if you are working for free.

13)Choose one of the Degree of Hazard and list the reasons. If you decided to choose Double Check Valve Assembly (DCVA), you are required to give the proper reasons.

14)To be completed by Water Supplier.

If you need additional space, use the back or attach additional sheets. If so, please indicate “Continued on back” or “See Additional Sheets” as appropriate.

Page 6

Rev. 06/10

Cross Connection Control Unit

Review Form for BFP Plan

59-17 Junction Boulevard, 3Fl. Low Rise, Flushing, NY 11373-5108

 

 

To: ________________________________

 

 

Re:____________________________________

__________________________________________

 

Address: ___________________________________________

__________________________________________

 

___________________________________________

 

 

 

Block:____________Lot:________________County: _________

* We are sending you: □Plans

□Samples

□Gen 236

□Other _____________________________

□DISAPPROVED

□RETURNED FOR ADDITIONAL INFORMATION

COMMENTS

2 sets of plans & 2 copies of GEN 236 application forms required (Original)

Drawings must be of acceptable standard quality & easily legible

Require PE / RA’s signature and stamp/seal (original) on every Application Form (NYC, GEN236-# 9), every Plan and also the Engineering Report (if any)

Need to provide Plot Plan (for the entire lot), Elev. Plan, Floor Plan, and Notes

Provide Elaborated Eng. Report: Bldg. description, type of business, general use of water service(s) within facility, brief description water supply system, etc.

Pipes to be disbranched & unrestricted from main to device except for meter.

No strainers are allowed between Water Meter and BFP. If required, Strainer should be approved type (Flat Plate) and installed on street side of the Meter.

No take offs are allowed on the street side of the BFP (although installation of BFP’s in parallel is allowed)

Pipes not installed within 2 feet of device must be exposed and be readily accessible for inspection

Need address of building on plan (every submitted drawing)

Require labeling all items, (either existing or new) in the drawings

Leave adequate space for NYC-DEP-CCCU approval stamps.

Show state (exist./new), size, type, single make, and model # of device on

plans

Show state (existing/new) of all items on the drawings

“RPZ” & “DCV” devices must be of the same size as the water meter or larger

Show the clearances and direction of flow, on the Elevation and Plan views

Every submitted drawing must have Block, Lot, & County indicated

From point of entry inside the facility, House Control Valve should be installed within 2 feet, and Water Meter should be installed within 5 feet

BFP must be installed between the Master Meter and Meter Test Tee

Meter Test Tee, MICV and MOCV must be located near the water meter and installed within the same meter room with the HCV. MOCV must be installed on the HOUSE SIDE of test tee. 1.5” Test Tee is required for water meters 1.5” size or larger and it must be CAPPED

For water meters larger than 2”, 5x and 3x Dia. of pipe must be maintained before and after the Meter respectively.

Calculate time for full device failure to submersion of device discharge port (detailed), it must exceed 8Hrs. Otherwise device must be installed above grade

All service lines (existing or new) of the same facility (s) in the same lot must be protected and listed on one application

Backflow Prevention must be NYS-DOH approved, adequately supported, have shutoff valves on both ends (as one assembly) and indicated on the drawings

Other _____________________________________________________

FLOOR PLAN

Show the 30” Min. clearance space from front side of device to the farthest

wall or any obstruction

Show the 8” Min. clearance space from back side of device to the closest wall or any obstruction

Show the state (existing or new), size &S.# of the meter(s) & all sub meters if any

Bypass on “DCDA” & “RPDA” devices must be shown to specify clearances

Bypass around the “BFP” is not acceptable, unless similar BFP is provided

Show every BFP in conjunction with the Water Meter, Meter Inlet Control Valve (MICV), Meter Test Tee, and Meter Outlet Control Valve (MOCV)

Drainage details for RPZ & DCV must be shown. How will water be disposed of?

Other _______________________________________________

_______________________________________________

_______________________________________________

Elevation Plan

Provide the 30” Min. Clearance space from centerline of device to floor

Provide the 60” Max. Clearance space from centerline of device to floor

Air gap between the RPZ’s relief port and the drain must be Minimum of:

2” – for device size of 0.75” to 1” 3” – for device size of 1.25” to 1.50” 4” – for device size of 2” or larger

Have clearance >12” from highest point of device to the ceiling or obstruction

Show the Grade Level and how far from the Floor of device

Sump pump is not acceptable for “RPZ” installations except if Emergency Power Supply is provided

If there is no gravity drainage, “RPZ” device must be installed above grade

Other _____________________________________________________

NOTES

Print the drainage area in sq. ft. if “RPZ” is installed below Grade Level

If the BFP is installed more than 60” from centerline (or highest point of Device if vertical), to above finished floor, an OSHA approved platform, and scaffold or ladder must be provided for maintenance and testing.

Height above finished floor for platform should be between 24”-66” to handle

Between point of entry & BFP, the pipes must be stenciled “FEED TO BFP, DO NOT TAP OR CONNECT TO THIS LINE” at 5’ intervals, at all wall & floor penetrations

Fire Service(s) must be protected with “BFP” Device

Fire service(s) must be protected with “RPDA” if there are provisions for chemicals (antifreeze, rust-inhibitors) to be used

For multi stores/addresses Bldg., all facilities (exist. or new) must be specified and addressed, showing all water meters and sub-meters (if any) to each of the occupancies (tenants)

Other _____________________________________________________

PLOT PLAN

Show / verify North arrow on the Plot Plan

Show / verify the size of water service(s)

Site plan for the entire facility (lot) showing the closed property line & labeling all water service lines (exist. & new), mains, streets, and location of BFP

Other__ ___________________________________________________

GEN236 (Application Form)

Need to fill all the blanks from items 0 to 13

Need the property owner’s name and signature (original) on item # 7only

Lack original ink signatures and stamps on both copies

Have missing / incorrect entries for certain fields

Valid reason must be given in box 13 Gen 236 form when facility is rated as aesthetically objectionable, and “DCV” is proposed for installation:

1.No defined risk present/anticipated

2.Non Hazardous- Complex Plumbing Fixtures

Other _____________________________________________________

_____________________________________________________

_____________________________________________________

_____________________________________________________

THESE ARE MINIMUM REQUIREMENTS. PLANS WILL BE REJECTED IF INFORMATION AND MATERIAL ARE NOT GIVEN. PLEASE RESUBMIT 2 SETS OFORIGINAL PLANS WITHIN 30 DAYS OF THE BELOW DATE.

Reviewer:_____________________________ (Tel/ 718 – 595 –5463 • Fax/ 718 – 595 –5252 Date:_________________

 

Rev 6/10

Page 7

Rev. 06/10

Definitions for Commonly Used Cross-Connection Terms

AFF – Above finished floor.

Airgap – means the unobstructed vertical distance through the free atmosphere between the lowest opening from a pipe, RPZ discharge port, drain line or faucet supplying water to a tank, plumbing fixture floor drain, or any other device. This approved airgap shall be at least double the diameter of the supply pipe, measured vertically, above the overflow of the vessel; and in no case less than one inch. For RPZ’s, an airgap may be based on twice the effective diameter of the relief port.

Airgap Fitting – is a manufactured device which fits on the RPZ’s discharge port and is designed to serve as an airgap. When a manufacturer’s airgap fitting is used and a drain pipe carries the relief port discharge to a drain or sewer, an additional free atmosphere airgap is needed between the end of the relief port discharge pipe and the drain or sewer opening.

Acceptable Backflow Prevention Device – is an acceptable airgap, approved reduced pressure zone device (RPZ), or approved double check valve (DCV, DCVA). Approved devices are those that are listed by The New York State Department of Health.

Aesthetically Objectionable – refers to substances (e.g. stagnant water, hot water) which if introduced into the water supply system, could be a nuisance to other water customers but would not adversely affect human health.

Approved Device – RPZ or DCV, which has been listed by The New York State Department of Health as an acceptable backflow prevention device. Others are not acceptable.

Backflow – The reversal of the normal flow of water caused by either backpressure or backsiphonage.

Containment – the means which isolate customers’ entire facility from the public water system so as to provide the protection necessary to prevent contamination of the public water supply in the event of contamination within the customers’ facilities.

DCV – double check valve, device with two single, independently acting check valves, including tightly closing shutoff valves located at each end of the assembly and suitable connections for testing the watertightness of each check valve, and listed by the New York State Department of Health.

Hazardous Facility – is one in which substances may be present which if introduced into the public water system would or may endanger or have an adverse effect on the health of other water customers.

Horizontal Alignment - the distance from the middle of the device to the nearest front or back wall, and the distance to the nearest side wall. (In some cases, reference can be made to a column, curb, or some fixed conspicuous object.

MOCV – Meter Outlet Control Valve, the line valve that is used in conjunction with the test tee to test the meter. This valve shall be located on the house side of the test tee in order to prevent water flow to and from the facility during meter testing.

RPZ – Reduced Pressure Zone Backflow Prevention Device. A device containing two independently acting check valves on both sides of an automatically operated pressure differential relief valve, all located between two resilient seated shutoff valves. Acceptable devices must be listed by the New York State Department of Health.

Side Clearance – is the clear horizontal distance between the side of the device to the nearest side wall (i.e. wall parallel to the water flow).

Test Tee – a tee used for testing the meter.

Vertical Position – distance above the finished floor AND

the

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*If YES, please explain in detail in the space provided or on an additional paper.

New York City Department of Environmental Protection Form for Report on Test and Maintenance

 

Bureau of Water and Sewer Operations

 

 

 

 

 

 

 

 

 

of Backflow Prevention Device

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Please use a separate form for each device

 

 

 

 

Initial Test

 

 

 

Complete entire form

 

 

 

 

 

 

 

 

 

Part A- TO BE COMPLETED IN ALL CASES

 

 

 

 

 

 

 

 

Annual Test – For the Year ____.

 

Complete Part A & B Only

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Public Water Supply:

 

 

County:

 

 

 

Block:

Lot:

 

 

Department Use Only

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Name & Address of Facility:

 

 

 

 

 

 

 

 

Manufacturer & Model of Device:

 

 

 

 

 

__________________________________________________

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

__________________________________________________

 

 

Size & Serial # of Device.

 

 

 

 

 

 

__________________________________________________

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Location of Device:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Part B- TO BE COMPLETED BY CERTIFIED BACKFLOW PREVENTION DEVICE TESTER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Check Valve No. 1

 

Check Valve No. 2

 

 

 

Differential Pressure

 

Line Pressure ____ psi

 

 

 

 

 

 

 

 

Relief Valve (RPZ only)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Pressure drop across first

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Test Before Repair

 

check valve, psi ____

 

Leak

(

)

 

Opened at ____ psi

Date: ____/____/____

 

 

Leak

(

 

)

 

Closed tight

(

)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Closed tight

(

 

)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Name of Repairer:

 

 

 

 

Describe repairs,

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

parts and materials

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Name, Lic. # & Seal of Master Plumber.

 

used.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Date of Repair: ____/____/____

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Pressure drop across first

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Final test

 

check valve, psi ____

 

Closed tight

(

)

Opened at ____ psi

Date: ____/____/____

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Closed tight

(

 

)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Water Meter Number:

 

Meter Reading:

 

 

Completion Time of

 

 

 

 

 

 

Type of Service (Please Circle One):

 

 

 

 

 

 

 

 

 

Test (e.g. 3:15 pm):

 

 

 

 

 

 

Domestic

Fire

Combined

Question 1: Are there any connections between the point of entry and the backflow prevention device, or other deficiencies?

CERTIFICATION: This device meets the requirements of an

 

CERTIFICATION: This device does NOT meet the requirements.

acceptable containment device at the time of testing. I

 

 

 

 

hereby certify the foregoing data to be correct.

 

 

 

 

___________________________________

____/____/____

 

___________________________________

____/____/____

Signature

Date

 

 

Signature

Date

 

 

 

 

_________________________________

(____)______-_________

______________________________

____/____/____

PRINT NAME

Telephone No.

 

Certified Tester No.

Expiration Date

Part C- TO BE COMPLETED BY PROFESSIONAL OR REG. ARCHITECT

Professional Engineer’s or Registered Architect’s Certification:

I have personally checked this installation and I certify that it is in accordance with the approved plans.

Water Supplier Approval #:

[ ] I am the Designer of Record. [ ] I am NOT the Designer of Record.

PE/RA Printed Name:

___________________________________________

Company:

___________________________________________

Address:

___________________________________________

Telephone #:

___________________________________________

Signature, Seal & Date:

 

Minor Installation Changes (describe):

Attach additional sheets if required.

Part D – TO BE COMPLETED BY MASTER PLUMBER

Master Plumber’s Certification: [ ] I am [ ] I am NOT the Licensed Master Plumber of Record. I have personally checked this installation and I certify that it is in accordance with the Building Department’s Requirements.

Building

Department

Number: (Use Sticker)

Plumber’s Printed Name:

_______________________________________

Plumber’s License #:

_______________________________________

Telephone #:

_______________________________________

Signature, Seal and Date:

 

NOTE: Send one completed form with original ink signatures and original ink or impressed seals to NYC Department of Environmental Protection, Division of Permitting & Inspections, Cross Connection Control Unit, 59-17 Junction Boulevard, 3rd Fl. Low-Rise, Flushing, NY 11373 within 30 days of installation and initial testing.

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Rev. 06/10

Common mistakes

When filling out the NYC DEP Backflow form, one common mistake is failing to provide the necessary original signatures and seals. Each application must include original ink signatures and either original ink or impression seals from a Professional Engineer or Registered Architect. Without these, the submission may be deemed incomplete, leading to delays in the approval process.

Another frequent error is neglecting to include all relevant details about the facility. Applicants must ensure that all services of the same facility are protected and listed on the application. Omitting any service can result in the rejection of the application, as the DEP requires a comprehensive overview to assess potential risks to the water supply.

Many people also overlook the specific requirements for the installation of backflow prevention devices. For instance, the form clearly states that no strainers are allowed between the water meter and the device. If a strainer is necessary, it must be installed on the street side of the meter. Ignoring such details can lead to improper installations that must be corrected and re-certified.

In addition, applicants sometimes fail to provide adequate elevation and floor plans. The plans must show specific clearances from the device to walls and ceilings, as well as drainage details for certain types of devices. If these plans do not meet the outlined specifications, the application may be returned for corrections, causing unnecessary delays.

Lastly, some individuals mistakenly believe that they can bypass the requirement for annual inspections. The form mandates that backflow prevention devices must be tested by a state-certified tester at least once a year. Failure to comply with this requirement can lead to significant penalties and potential risks to the water supply, making it crucial to adhere to all testing and reporting obligations.

More About Nyc Dep Backflow

  1. What is the NYC DEP Backflow form?

    The NYC DEP Backflow form is a required document used by property owners in New York City to submit plans for the installation of backflow prevention devices. These devices are essential for preventing contaminated water from flowing back into the city’s drinking water supply. The form must be prepared by a Professional Engineer (PE) or Registered Architect (RA) and submitted to the Department of Environmental Protection (DEP) for approval.

  2. Who needs to submit the NYC DEP Backflow form?

    Property owners whose facilities pose an actual or potential risk of contamination to New York City’s water supply must submit this form. This includes various establishments such as bakeries, beauty salons, car washes, restaurants, and dental offices, among others. If your property has a facility that could contaminate the water supply, you are likely required to comply.

  3. What are the steps for submitting the NYC DEP Backflow form?

    The process involves several key steps:

    • A PE or RA must prepare and submit two sets of plans along with two original applications (form GEN-236).
    • All submissions must bear original ink signatures and seals.
    • Once the plans are approved, a plan approval letter is issued, and one copy of the approved plans is returned to the PE or RA.
    • After installation, a completed “Report on Test and Maintenance of Backflow Prevention Device” (form GEN-215B) must be submitted to DEP within thirty days.
  4. What qualifications must the installer have?

    The installation of backflow prevention devices must be performed by a New York City Licensed Master Plumber. This ensures that the installation complies with all relevant regulations and standards. Additionally, the device must be tested by a state-certified backflow prevention device tester, who may also be a Licensed Master Plumber.

  5. How often must backflow prevention devices be tested?

    Backflow prevention devices must be tested at least once a year by a state-certified tester. The results of this test must be reported to the DEP using form GEN-215B. This annual inspection is crucial for maintaining the safety of the city’s water supply.

  6. What happens if my property does not require a backflow prevention device?

    If you believe that your property does not require a backflow prevention device, you may request an exemption. A PE, RA, or Licensed Master Plumber can submit this request to the DEP Cross Connection Control Unit. If the request is approved, an exemption letter will be issued, relieving you from the requirement.

  7. What are the consequences of improper installation?

    If a backflow prevention device is improperly installed, the DEP may refer the issue back to the property owner, PE, or RA for correction. Improper installations must be rectified and re-certified using form GEN-215B until they meet the required standards. All installations are subject to inspection and verification by the DEP.

Misconceptions

Understanding the NYC DEP Backflow form is crucial for property owners involved in water supply management. However, several misconceptions can lead to confusion and potential compliance issues. Here are nine common misconceptions:

  1. Only commercial properties need to worry about backflow prevention. Many residential properties, especially those with certain plumbing systems, also require backflow prevention devices.
  2. Once installed, backflow prevention devices don’t need further attention. These devices must be tested annually by a certified tester to ensure they function correctly.
  3. The NYC DEP Backflow form is optional. Submitting the form is mandatory for compliance with local regulations regarding backflow prevention.
  4. Any plumber can install backflow prevention devices. Only a licensed master plumber can perform the installation according to NYC regulations.
  5. Exemptions are easy to obtain. While exemptions can be requested, they require a thorough review and are not guaranteed.
  6. Backflow prevention devices are a one-size-fits-all solution. The type of device must be chosen based on a risk assessment specific to the property's use and potential hazards.
  7. Filing the form is the only requirement. Property owners must also ensure the device is installed and maintained according to the approved plans.
  8. Failure to comply results in minor penalties. Non-compliance can lead to serious fines and potential legal action.
  9. The DEP will automatically inform you of compliance requirements. It is the property owner's responsibility to stay informed about regulations and requirements.

Awareness of these misconceptions can help property owners navigate the complexities of backflow prevention and ensure compliance with NYC regulations.

Key takeaways

When filling out and using the NYC DEP Backflow form, consider the following key takeaways:

  • Professional Oversight Required: A Professional Engineer (PE) or Registered Architect (RA) must prepare and submit the plans and applications for backflow prevention devices.
  • Approval Before Installation: It is essential to obtain approval from the Department of Environmental Protection (DEP) before proceeding with the installation of any backflow prevention devices.
  • Testing and Maintenance: Backflow prevention devices must be tested by a state-certified tester at least once a year, and results must be reported to DEP using the appropriate form.
  • Compliance with Regulations: All installations must comply with the NYC Building Department and Bureau of Customer Service requirements, ensuring safety and effectiveness.
  • Documentation is Key: Submit two sets of plans and application forms, ensuring they bear original signatures and seals. Keep copies of all submissions for your records.
  • Annual Inspections Mandatory: Annual inspections of the backflow prevention device are necessary to maintain compliance, with results documented and submitted to DEP.

Nyc Dep Backflow: Usage Guide

Filling out the NYC DEP Backflow form requires careful attention to detail to ensure compliance with local regulations. After submitting the form, the plans will be reviewed by the Department of Environmental Protection, and upon approval, you will be able to proceed with the installation of the backflow prevention device. Follow these steps to accurately complete the form.

  1. Obtain two copies of the NYC DEP Backflow Prevention Device Installation form (GEN-236).
  2. Ensure that a Professional Engineer (PE) or Registered Architect (RA) prepares the plans and applications.
  3. Include original ink signatures and seals on both sets of plans and applications.
  4. List all services of the same facility that require protection on the application.
  5. Verify that the backflow prevention devices are approved by the New York State Department of Health (NYS-DOH).
  6. Ensure that no strainers are installed between the water meter and the device.
  7. Provide a clear elevation plan, floor plan, and plot plan as part of the submission.
  8. Make sure the floor plan shows the required clearance distances from walls and obstructions.
  9. Include drainage details for reduced pressure zones (RPZ) in the plans.
  10. Submit the completed forms and plans to the Bureau of Water and Sewer Operations, Division of Permitting and Inspections.
  11. Wait for the plan approval letter from the Division of Permitting and Inspections.
  12. Once approved, arrange for a New York City Licensed Master Plumber to install the device according to the approved plans.
  13. Have the installation tested by a state certified backflow prevention device tester.
  14. Obtain inspection and certification from the PE or RA that the installation meets the approved plans.
  15. Submit the completed "Report on Test and Maintenance of Backflow Prevention Device" (form GEN-215B) to DEP within thirty days of installation.
  16. Schedule annual inspections and maintenance for the device as required, and report the results using form GEN-215B.