HomeMy WebLinkAbout16 Board - MTU Replacement - 2019
ACTION ITEM #16 Radio Transmitter ReplacementAward of a Contract for Water Meter Radio Transmitter ReplacementAward of a Contract for Water Meter July 17, 2019
Water Meter Radio Transmitter Replacement NCC)Network Control Computer (•DCUs)Distributed Collection Units (•MTUs) eter Transmitter Units (M•componentsRadio system consists of three
•Radio system and software by Aclara•Water meters by Neptune•water system customers provision of an Automated Meter Reading (AMR) system to cover In September 2008, the District awarded
a contract to for the •BACKGROUND / HISTORY Water Meter Radio Transmitter Replacement
Water Meter Radio Transmitter Replacement Over 13,000 MTUs in the system•When battery fails, entire MTU must be replaced•MTU is battery powered and factory sealed•provides hourly readingspresent)
MTU -Second generation (2016•every six hoursMTU provides reading 2015) -(2009generation First •readingand transmits the Each water meter is equipped with a MTU. The MTU reads the meter
•BACKGROUND / HISTORY Water Meter Radio Transmitter Replacement
Water Meter Radio Transmitter Replacement Other District functions (billing, customer service) access the database•Receives meter reading data. Stores data in a database•NCC located
at District office •polesutility located at storage tanks, wells, pump stations and dedicated DCUs •to the District officeStore data and transmit •the MTUsdata from Receive •District27
DCUs located through the •BACKGROUND / HISTORY Water Meter Radio Transmitter Replacement
Water Meter Radio Transmitter Replacement eplacement warranty only covers the MTU and does not cover laborR•yearrated at 10% per -For years 11 to 20, cost of a replacement MTU is pro•cost
to the DistrictFor MTUs that fail in first 10 years, replacement MTU is provided at no •-MTUs have a 20•original deployment of AMR systemThe great majority of MTUs were installed in
2009 and 2010 with •NEW INFORMATION Water Meter Radio Transmitter Replacement
Water Meter Radio Transmitter Replacement Units that come back will last a few months before dying permanently•deadSome MTUs may begin functioning again in Spring, but most will remain
•MTUs with weak batteries normally stop functioning during the winter•Overly optimistic projections of battery life•ruckee areaTTemperature variations in •Significant number of MTU
failures over the past two years•NEW INFORMATION Water Meter Radio Transmitter Replacement
Water Meter Radio Transmitter Replacement that would be requiredMTUs not normally performed in winter due to snow removal efforts •Most MTU replacement occurred on weekday overtime and
weekends•In 2018, about 900 MTUs were replaced •staffIn prior years, MTU replacement performed by Water Department field •NEW INFORMATION Water Meter Radio Transmitter Replacement
Water Meter Radio Transmitter Replacement Outside contractor is needed•staff cannot perform the workDue to current workload and maintenance backlog, Water Department •Located throughout
the service area•About 3,100 MTUs currently require replacement•NEW INFORMATION Water Meter Radio Transmitter Replacement
Water Meter Radio Transmitter Replacement Yes$189,950CAMurrieta,Concord Utility ServicesResponsiveAmountLocationBidder AuthoritySimilar projects with City of Roseville and Truckee Meadows
Water •workConcord Utility Services has significant experience with the type of •One bid was received•Bid opening held on July 9•Advertised in the Sierra Sun•Request for Bids issued
in June 2019•NEW INFORMATION Water Meter Radio Transmitter Replacement
Water Meter Radio Transmitter Replacement such as this projectPipeline replacement project is not occurring due to other priorities •projectfunded pipeline replacement -Original FY2019
budget included a rate•the cost of the projectSufficient funds exist in the Water Department General Fund to cover •Planned funding source is Water Department General Fund•recommendedten
percent change order allowance is A •Bid price from Concord Utility Services is $189,950•FISCAL IMPACT Water Meter Radio Transmitter Replacement
Water Meter Radio Transmitter Replacement$209,000total authorization not to exceed a for plus a 10% change order allowance $189,950, in an amount of project 2019 -eplacementRWater Meter
Radio the Utility Services for Concord Authorize the General Manager to enter into a contract with •RECOMMENDATION Water Meter Radio Transmitter Replacement