HomeMy WebLinkAbout2018 Oct 29 - O/M Check for Perc-Rite Drip Disposal System J.M. O'Reilly & Associates, Inc. LETTER OF
Engineering&Land Surveying Services �T
1573 Main Street,2nd Floor,P.O.Box 1773 TRANSMITTAL--
HITT A T
Brewster,MA 02631 G3EMOWEID
(508)896-6601
Fax(508)896-6602 Oei 29 2018
HEALTH DEPT.
TO: DATE: JOB NUMBER:
Town of Yarmouth 10/29/2018 8435W
Board of Health
1146 Route 28 REGARDING:
South Yarmouth, MA 02664-4492
Locus:46 Doherty Lane,West Yarmouth
Shipping Method:
Regular Mail n Federal Express ❑
Certified Mail n UPS
Priority Mail n Pick Up
Express Mail n Hand Deliver ❑
COPIES DATE DESCRIPTION
1 9/10/18 Routine Operation and Maintenance Checklist for Perc-Rite Drip Dispersal system
For review and comment: For approval: As Requested: For your use: 1
REMARKS:
cc: John M. O'Reilly, P.E., P.L.S.
Matthew Wrobel, E.I.T.
Client
Oakson, Inc.
From: MJW
If enclosures are not as noted,kindly notify us at once
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ROUTINE OPERATION AND MAINTENANCE CHECKLIST
FOR
PERC-RITE DRIP DISPERSAL SYSTEM
Address: 46 Doherty Lane,West Yarmouth Date: 9/10/18
Homeowner: Sandra Perkow
Operator: John O'Reilly, P.E., P.L.S. Lic#:17746
Job #: 8435W
HISTORICAL DATA and CURRENT READINGS
Previous flow meter reading: 11,360 Design flow: 44OGPD Date of last visit: 10/30/17
Current flow meter reading: 161,498 Calculated water usage: 477 GPD
Start-up dose rate Current dose rate
ZONE 1: 2.44 GPM 2.5 GPM
ZONE 2:
ZONE 3:
ZONE 4:
FIELD CONDITIONS
A. Drip dispersal field: visible wet spots YES❑ NO D
Comments:
B. Air release valves: erosion YES ❑ NOI]
leakage/spraying YES❑ NOL
Comments:
PUMP CHAMBER/FLOAT OPERATION
A. Floats match pin lights in control panel YES❑✓ NO
Comments:
B. Alarm float working YES NO❑
Comments:
C. Solids or scum present YES❑ NOD
Comments:
CONTROL PANEL
A. Switches in AUTO position YES ✓❑ NOD
Comments:
i
B. Peak Level light on YES❑ NO❑✓
Comments:
C. Power and Run lights on (microprocessor) YES❑✓ NOD
Comments:
PUMP and VALVE OPERATION
A. Pump in HAND position: flow meter running YES❑✓ NOD
Comments:
B. Zones 1-4 (one at a time): flow meter running YES ✓❑ NOD
dose rate correct YES ElNO❑
flush rate > dose rate YES ElNOD
Comments:
C. Disc filter back flushing: working properly YES❑✓ NOD
Comments:
D. Disc filter inspection: excessive residue YES❑ NO❑✓
cleaning required YES El No
Comments:
E. Switches returned to AUTO position YES ElNO❑
Comments:
F. RESET/CYCLE START: functioning properly YES ✓❑ NO 0
Comments:
G. Hydraulic Unit: leaks, crimps, or other issues YES NOD
Comments:
SEPTIC and/or PRE-TREATMENT TANKS
*did not inspect,covers not to grade
A. Examine and clean effluent filter: excessive residue YES❑ NO 0
Comments:
B. Septic tank pumping recommended YES 0 NO 0
1. Sludge depth:
2. Scum depth:
Comments:
C. Service pre-treatment system YES NO
Comments: N/A
Operator signature -- License No. 17746
Comments/Observations:
High flow rate issue from the previous inspection has been resolved.System is now working as designed.