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HomeMy WebLinkAbout2006-10-30-ECC2-rpt.pdf Energy Consirva2��, r I,{ - z -et x' Repor t 54� , �}1 , t �1 �� N Monday October 30, 2006 In 1932, the Adams and Franklin schools opened The superintendent said "If we continue to defer maintenance, eventually programs and students will suffer " Systems broken, controls broken, all electric. . Clarke Middle School . where Spring and night time never come. ECC 2005 Dr Ash promises maintenance budget to be spent for maintenance 2006 report to Town Meeting Progress! Christopher Haines, Chair Steve Kropper, Secretary - 4Kxry y .? '5- .. ms's � Background 1/44-48, orn, 4.---L. ,;- hirt---Aiet la: - isr;' rrici II kwrij %V 7,...„ • Wide support for academic budget no lobby for energy savings • Energy cost rises plus neglect crimps services $ saved = teachers, etc Committee charged with advising town officials on energy conservation throughout physical plant, all municipal and school buildings, street lights, vehicles and equipment. Consider feasibility of developing energy conservation standards, recommend steps with reasonable payback. Recommend organizational changes to provide monitoring and management of energy costs Ensure sustained commitment to energy conservation. No residential mission. ECC recommends, staff executes ti • _ � it a.. fi' -.1'."..t. y$ 2*. School vs I u Fz� ci 4 } Utility costs -_- TOWN SCHOOL Vendor FY05 FY05 FY05 Totals Keyspan-6--as _ $ 62,264 $ 111,318 $ 173,582 NSTAR-Electric Transmission $ 612,641 $ 1,1P-9 407 $ 1782,048 Select Energy-Power $ 82,507 $ 452,555 $ 535,062 Global Petroleum(gas/diesel) $ 227,277 $ $ 227,277 DennisKBurke(heatingoil) $ 16,225 $ 326,122 $ 342,346 Totals $ 1,000,914 $2,059 402 $ 3,060,316 TOWN SCHOOL Vendor FY06 FY06 FY06 Totals Keyspan Gas $ 63,133 $ 141,094 $ 204,227 *includes FY05 prior yr bills $2,794 NSTAR-Electric Transmission $ -734,223 $ 1,790,853 $ 2,525,076 *includes FY05 prior yr bills $219,453 Select Energy-Power $ 81,094 $ 518711 $ 599,805 *includes FY05 prior yr bills $2,157 Global Petroleum(gas/diesel) $ $ $ _Dennis K Burke(heating ail) $ 42,609 $ 386,510 $ 429,119 Petroleum Traders(gas/diesel) $ 246,540 $ 246540 Totals $ 1,167,599 $2,837,168 $ 4,004,767 44 Ste s to En p Me . 1 . Reporting-need data to operate properly, invest wisely Tariff review and Monthly reporting 2. Low and no cost energy saving techniques Screwdriver & brains, Operating procedures, Maintenance, staff training for staff 3. Minor capital investments - Payback < 1 year 4. Capital investments 2-5 year payback. See capital spending table in budget, detail paybacks 5. Life cycle cost-energy costs should be factored into design of new buildings —._, ate•T + ,{e g �` :.� $ Y f F1n..._ _ vp Energy Managém : A , tro Limited staff Almost no budget Committee priorities •Mechanical issues first, then lighting Most of budget, less recent retrofit, faster payback •Schools before municipal Schools are twice_municipal budget Again , earlier payback likely •LHS, Clarke, Diamond Budget exceeds all elementary Remedy for one school may not fix others Each is unique •Street lights Fast payback for incandescent replacement Scope problem before leaping into solutions Low/no cost solutions first Hire the right people (leadership & staff) Piet First Step •: NaiL . 3 � �� • Scheduling CO2 sensor, clocks, manual fans, pump & lighting • Maintenance replace steam traps • Low cost. variable-speed fans & pumps • Replacement long-life, low-energy bulbs • Policies program temperature settings to schedules as controls are repaired • Bill non-sanctioned users for LPS building rental/energy • Training custodian is de-facto building manager Then look at capital projects with paybacks <3 years Energy Conservation p n 7� � } sxa ,„ Carl Valente, Town Manager Lexington Public Schools William Hartigan, Director, Facilities & Grounds Bob Martin, Assistant Director, Custodial Services Shawn Newell, Asst Director, Technical Services (new) Lisa McGuire, Acting Facilities Manager Facilities manager (open) Head Custodians - building operators Policies to action Department of Public Works Bill Hadley, Director Energy Conservation Cmte PBC Capital Expenditures let s - "' "'- Sx q"� s NC Lexington Enrgw ' 0t zprisz „ { tea. LPS Milestones to 3t � 4,,,:,,--, --3-3K4,, 1 Comprehensive assessment (contractor) on condition of mechanical egpt at all buildings Cost < $25,000 Scoped problem Report drives "retro-commissioning" 2 Direct Digital Control (DDC) installed at Clarke for all HVAC units NStar paid 80% , LPS paid $40,000 Enables central monitoring/control of many separate HVAC systems Bill cut by $138,900 `05-Q6 Vs 04-05 (Dec-Aug) despite big rise in energy prices 3 DDC 95% complete at Diamond LPS cost <$25,000 Fewer units at Diamond= lower cost than Clarke, but comparable savings are expected 4. Monthly reporting in place for LHS All schools to have reporting 1n place by 1 /1 /07 Clarke = . J'� �,s4.. 'fl x� 'P9 � �' � Y3�'�N }fiF "tl"k .rte Assessment yield insights on conditions at Clarke Dark is a building gone mad " •50 of 70 heat pumps are inoperable •Thus high cost (all electric) resistance heat kicks in •Much more expensive than heat pumps •Demand & Power Factor charges estimated at 1/2 of bill Cost to replace inoperable units is - $ 1 ,000,000 ALTERNATIVE Conversion to gas heat may reach 75% of Clarke SF Capital outlay comparable to repair of the heat pumps Gas cost is lower and no punishing time of day penalties sit ` ■ .a44 ffe 5's-�,u ..z.s. xe'.. ',e "las x. �r+ r: Lexington-ton= H u h chooi...„. :..._::„.... -47,,i7.,ww„.„....,..„,....,,...L.kr . get : t..........„*..77....e . ._ .._,..r.... ;5" . ....i..-rtz. __. ....,, ..is FACILITY SUMMARY REPORT Lexington High School For 12-month Period Ending: April 30. 2006 Date Generated: July 12,2006 This document was generated using EPA's Portfolio Manager system. All inrormation shown is based on data provided by=he Portfolio Manager account holder Depending on the use of the SEP Facility Summary building owners or managers map wan:to have a professional engineer(FE)verify that the underlying data is accurate_Blank space has been left intentionally on the SEP Facility Summary for a PE stamp 251 Waltham St. Lexington. MA 02421 Year Built: 1950 Gross Floor Area: 012)338,000 Facility Space Use Summary K-12 Schr+n. Space -Grass Floor Area ,-Nuthberor- Number of Operating - I ._ II _ _.. Facile j H Name (1L'r- '-Student' -= : PCs riotas74Vea& Faciluy--= • Aa-Conditioned Heated' Naiad s V Ihig school 1338,060 12.naa 1400 115 I 20 I 90 1 11 Energy Performance Compalsan _ Results. I Current tRaseliine I Delta ( 'target j industryAverage___t ENERGY STAR IEnergy Performance Rating 18 15 I 0 50 50 75 Energy ntensi1 ;kB:u!Fr2.) ^' I .Sale g0.ee r ram 0,00 35.2.6 5523 l - 77 Sauna '47 o6 147.63 0,00 I 111.13 11 13 :7.55 "• Energy.L.ost I5•Yeer -CC c.QG 0.13G l 0,09 0.00 0.00 I55. year .00 I 0.00 G-00 6G6 0,00 RAG ' CO-Ern scions COQ ye'year; 7,306.0] I 738.aa 1 0.00 5 758 5.507.68 1 4,35772 it Document F dr:.h+z PYi 7 41 Lexington $Hg: a — „a-te: _ , fL � LHS rates 18 against a comparable • ui • ing a i "Energy Star" would be 75 Two boilers, steam and hot water heating systems cover 1 ) Perimeter buildings, 2) central (original) core building Some perimeter upgrades made under 1999 plan to renovate or replace all mechanical systems Cutbacks left core mostly untouched Shortcomings of the core buildings •No DDC or Temperature Control 'Aging system with older steam heat technology •Steam heat system compromised by poor maintenance •Broken steam traps render thermostats useless • 100% fresh air in auditorium 24/7! CO2 control coming t 'WirS71,:3? f317:44 Lexington Highr:_ t � t • Retro-commissioning (like Clarke, Diamond) is planned for <$ 10,000 Will cover 50% of core building area • New DDC for half of the core will integrate with existing perimeter DDC to monitor/control the perimeter • Need to replace core boiler Gas, oil , geo, hybrid? • Solution must be integrated with the perimeter buildings • Infrared scan enabled partial replacement of wet field house roof • Engineer to be engaged to check out the Science building boiler which serves perimeter - tccZOZ Next t " uta-+ .- ti icasir Plan/Energy r w 7. amm , g a k !; , ,--__ _ 41--X,'''744: ,„4-:- —CI li Facilities Director and ECC to propose Policy Drives acquisition of new equipment/ retire old Considers short/long term forecasts for energy costs Comfort standards—how warm, how cool? Policy must be made by LPS admin & School Committee 65° for LHS, Clarke, Diamond 68-72° elementary <55° at night Design standards may raise new school costs! Programming will be driven by "comfort" policy Today NC is hit-or-miss No uniformity, no plan Building usage not reflected in HVAC programming No focus on Minuteman for now carta Elementary Sch 0 2 School Savings gs - (old Harrington) _ _ _ rEstabolit r+ c — . ._ s810 1 39,568 1 84s000 32A89 1 'l 1_ 200, _ 478 44,951 1 _ 32t150 31564 183I Gallons I r0 . I 1332 I 5188 ° , �. 1 Net vines I� r © $1 .921gallon = $35;973 ST1 ?L w, wpma 'is • /o, ' , ;-om x' { > -- .;-*/t 4. _ -- ]rpuulIC - 4%'..se - -10:-)11,-;:. 7Q. ufc:5:4 1 • Project Status Budget t lninle etttati+ r� ^� ry L UIS Scimcc BuildingRerbof I in progress $$442.550.:0000100 ?/5106-9/2e2106 2 LHS Cyrn C in progress 1715146 9/St 6 3. U-IS Petri Hausa Bleachers I submittals 777,241/55010610:6-_9951:3106:6136 D 4, LFtS Aud(dorsrm-Lird tkua pmgrass $4 7t�&146-513110 5 LHS Aud[tartura-Rigging inwarded { E) 8. LHS d tcr{i�i[-to ins t tl awarded 18/21106.91tftlfi 7 LHS Auditorium-P t Walls awarded I I 8/21/06 0/006 8 LHS Auditorium-Stage Curtains awarded t TRO S. U-IS Auditorium-HVAC I_In progress - final 919146 14.Diamond-B-Building Controls in nrofaress $154,dtf4 fir 8(25+46 11 Diamond Auditorium Roof l in Preseress 1 $64,044 1t341a 12.Clarke-Bleachers I submittals 544.1 treat 91i18f( 13. Bridge-Lockers k in design 5424,000 final 11/18/06 14-ES.Master Purr design wise $6 ,444 Ma! 0/2/06 15.Bowman/Brtdp telephone and Intet-co rr in progress E $5$11.226500:.000000000 625,000 ftnal 8/180$ 100 Carpet LHS Media Center dune $5,000 done 149 Commission LHS Duild ng Ccr trots Des.sassed. T6D 1 Start 8/14104 142 Clarke- Conuersion schematic done I Des-gtes-due I 103 LI-IS Science Building-Bode Controls 8/15146 I TSB seer+,gtes,.due t — — 144 LHS science Bldg-Ventilation Upgrade 8115148 ( TBD 145 LH5 s rcIectars in progress feed i FSswase i 8/1/46 terms . DPW Street Lig s :1-7-d. fi,, �s'E r _ ##.. _ n�iglii. :4-4it. e. aE . _ .:‘,—,-_- Street lighting savings not obscured by Schools focus Lighting surveys, audits done since 1990 Three step plan 1 Energy saving bulb installed as incandescents burn out 2 Replace any remaining incandescents with flourescent 3 Fixture replacement Program is expected to reduce maintenance (and energy) cost CFL are longer life bulbs >two year vs < 1 year Lead by Bill Hadley with help from lighting committee veterans Mayla Kabat-Zinn and Paul Chernick, DPW will replace > 1 ,000 incandescent bulbs by Q3, 07 —ttit "2-•..e.---1-..— • It:- ".PIi, `Yd@Z. -, C....,wi_?ill-,4,7i,-7,4„,, --±,± lat), 'Air- Next Stepit for „DPW facility review •Review/recommend capital spending plan (Short vs long term view Budget pressure, new buildings ) •Monitor reporting , savings Tariff review 'Planning Board recommendations •Cities for Climate Protection-track emissions/units Non- financial tool Work with active global warming community *promulgate building temperature/comfort standards (tradeoffs indoor air quality, comfort, energy budget) Need to instill awareness that every bit counts With education on energy matters and financial transparency we will cut costs and rase awareness ` '171!'4.:, -',.: --x- \ - Comrnjtte ati."�-'' "' c.'„,' rc.T.,...„ : ! u i.^ 4kai -, _ „_-__ _s1.-4_, .... 7't A.. _aft,Y4.4.4;1,. . �mm"" : 2 _73;21, £ rfr, __;:. r. 141-1- 3q J. �+.' m rw 5rvm . Christopher Haines, Chair canalres(asah cor 781-907-9261 Steven Kropper, Secretary & TMM steve .r000er corn 617-306-9312 Alessandro Alessandrini, TM aiessandri .(cz�comcast.net Paul Chernick (EX Lighting Committee) paul chernick@verizon net Myla Kabat-Zinn (EX Lighting Co .mmylakz@rcn corn Keith Ohmart, Global Warming (GWAC) kohmart@verizon net Town Staff Carl Valente, Town Manager cvalente@ciiexington.ma us William Hadley, DPW Director whadley@ci lexington.ma.us William Hartigan, School Facilities whartsoan(c7sch ci lexInogon.ma us Town Officials Hank Manz, Selectman hank manz@yahoo com Ravi Sakhuja, School Committee rsakhuja@aol com, Greg Zurlo, Planning Board GZurlo@TROarch com, Roger Borghesani, Capital Expenditures Cmt. Rogborg@aol corn Eph Weiss, Patron Saint t .. _ j} p i �.�y�y f F 't ..CTj 3 F .,..�. - $ 7 _.. , o- = # ts X 4 .' F m ftit i }— 172.4 Dual Fuel (gas/oil) = q - boiler in Cary HalliE Serves Cary & , Town Hall n - t • m r _ p� „ .i .�R# a E„' m-Y - ; ---3:-a • il _ z,....,,..-! " ."."1"-:-.7 ---.:Mk.::,-;', •.-- -:32';' *-x 7:41: •"-±tt-" -- T.341-4.-54 ..•?, I. -: .-.- -,...,• - . • --c---, y ..7:4 ,,,..---- 4 ---Thl.." .• ,11=.::.:::---..-- -a"- ..t.^, -- •-,;tn-r_nip.- II *MI" I: .-_---e'e, _17: : ,---' I U7' 441-_-w.W.";' ,-,Ecc,,..5.-c"; `.. -C,--,' 4 .,::::.-.'--,HtictrEi't C ill '47.'47. *..:.:. -4 ATI ;.-r-4-A ),, ,. -,,.: .1.,:,:7!)#, ----."-2--a- ciTz- .. 7,- - .... e LI ,. --4..,.. .. :,--2'--;.17...•:-"t". Clarke 74-"=-27--c ..,47#;4%; -4",?.., -_., :6-1_-_-•7::::;---2-7-4 --.L.44 -;_,Lik-.- --•••- - .f4 ._ • Irs, ... - .... 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NOS "IL fillii.r. .._ #- 2 44; ' = - .#4- ti- ' I - ,,- .. .-.-- -....t1--,-- --_-,-_ sit 4 i -. 4. .E. _ f _ - _ . r ,41 . . _ I ir... " -:- I --- . , I4- _______------------1-th. -it' .r. - 4, 4 - . F -w&•.....,.- ru ,..._ . _ . "4 ?I: .1. , , r,- i'fft Asa.,4 ,9 " A2,4,1 I.-- - 4y - ... - - Mqtr. r s .., ' t -tys .,-.,-.•- - - ' 1:..t. . - F ricfPa-kilafr-tt - la f -'*- .•200b •-.:u e0, (DEA €: .. a4..:4.,,,, - ,its E tik hus.... 1'. . 200w tekitssa-r vie • as a is• t S DIAMOND MIDDLE hoop REPLACFMFNTS LEGAL NOTICE OF BID Tho Laxington. Puiolio Schools Invites sealed bids for ROOF REPLACEMENTS: DIAMOND MIDDLE SCHOOL AUDITORIUM AND LHS GYM. Copies of the bid specificatlbns may be obtained through the office of Mr William Hartigan, J Director of Facilities, Grounds and n e r Support Services, School Administration Budding, fa"Z7 Massachusetts Avenue, Lexington, Masgaehuacttc 02420 C o n s d e rati o n s Ix/inning on Wednesday, April 12, 2008. All bids received in response to the ROOF in RFP REPLACEMUMENTR! DIAOND MMIDDLE SCHOOL'AUDITORIUM AND LHS GYM specifications will be opened at 10:30 AM on Thurodae , April 27, 2000 In the Conference Room. of the Administration Office Building, 1557 Massachusetts Avenue, Lexington, ssagllusetts, The Lexington Public SchoniR reserves the right to reject any or all bids in whole or in pail trri.l to might? any awards as may be determined to be in the boot interest of the Town of Lexington. LaAingtcn Public a01001S