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Lincoln Library
Decarbonization Options		Lincoln Library
In-Kind Replacement Options
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JANUARY 2026 GSHP+JULY 2026 GSHP+AUGUST 2026 GSHP+Total VarianceNotesJANUARY 2026 CONVENTIONALJULY 2026 CONVENTIONALAUGUST 2026 CONVENTIONAL (Updated with NE Engineering Project Costs)VarianceNotes
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Proposal Scope Elements Well Drilling$511,799$405,711$384,210-$127,589Well drilling. External GC work.$0$0$0$0NA for conventional boiler replacement
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Interior HVAC$4,203,942$2,786,092$2,054,452-$2,149,490Electrical transformer and generator work may also be required, pending results of Megger test. See below.*$1,833,526$1,283,468$1,194,045-$639,481New VAV's, ERV in attic, replace AHU2,3, electrical upgrade. View details HERE
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New Electrical Transfomer$0$0$40,000$40,000Not detailed in prior budgets. Replaces current transformer with a 150kVA cluster transformer on the existing pole.$0$0$0$0Carried below only if required by Megger test
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ADA$200,000$398,198$430,900$230,900Triggered by MAAB. All ADA items flagged are included here, though we belief that items #8 and #12 are quite likely to be waived (~$32k, in addition to several items), we are seeking meeting with MAAB to determine ADA variances alongside Town Building Inspector.$200,000$398,198$430,900$230,900Triggered by MAAB. All ADA items flagged are included here, though we belief that items #8 and #12 are quite likely to be waived (~$32k, in addition to several items), we are seeking meeting with MAAB to determine ADA variances alongside Town Building Inspector.
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Building Envelope $235,134$43,380$43,380-$191,754Formally "Misc ECM's". Door and window weather stripping and caulking, air sealing and thermal barrier coating in accessible attic space.$235,134$43,380$43,380-$191,754Door and Window weather stripping and caulking, air sealing and thermal barrier coating in accessible attic space.
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Flat Roof Replacement$0$0$0$0$88,665. OPTIONAL$0$0$0$0$88,665. OPTIONAL
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Fire Alarm$0$0$0$0$443,327. OPTIONAL$0$0$0$0$443,327. OPTIONAL
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Design Fee (30% drawings)$0$0$266,640$266,640Not detailed in prior budgets. Initial evaluation to bid document set.$0$0$0$0Included in interior HVAC.
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Construction Drawing Set$0$0$486,501$486,501Not detailed in prior budgets. Includes engineering, electrical, ADA, MAAB application.$0$0$0$0Included in interior HVAC.
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Project-Level Costs$0$1,744,191$1,744,191$1,744,191Program cost structure; Investment Grade Energy Audit & Proposal, Engineering, Project Management, On-site construction management, Commissioning, Training, Measurement & Verification, Cost of Risk, Payment and performance bonds, Travel, Site Conditions, Construction interest, Hazardous Waste, Grant Support, Overhead & Profit. $0$862,523$835,149$835,149Development and delivery costs like professional services, management, construction support, testing, financial protections, and contractor overhead and profit.  
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Base Scope Project Value ($)$5,150,875$5,377,572$5,450,274$299,399This includes all items deemed neccessary to the project that cannot potentially be reduced through variance. See below for grants & incentives (confirmed and potential).$2,268,660$2,587,570$2,503,474$234,814
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To be determined by Eversource during the week of 9/7/26Technical Assistance Study$0$0$9,000$9,000Required by Eversource to confirm / approve custom incentives. During a meeting with ESG and PowerOptions on Fri. 9/4/26, Eversource tentatively agreed to front the cost of any needed TA study (~$9,000) to approve custom incentives for the project. This may allow Eversource to complete a preliminary evaluation of possible custom incentives and provide a conservative estimate ahead of Town Meeting.$0$0$0$0NA for conventional replacement.
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New Transformer Pole and Feeders$0$0$120,000$120,000Megger test results expected in mid-September to determine whether or not this expense is needed or can be reduced. May also be eligible for ITC credits.$0$0$160,000$160,000This is an estimate of both the new electrical transformer ($40K), as well as the pole and feeders ($120K). Megger test results expected in mid-September to determine whether or not this expense is needed or can be reduced. May also be eligible for ITC credits.
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New Emergency Generator$0$0$368,900$368,900Megger test results expected in mid-Sept. that would determine if this may be triggered. Would require follow up discussion with Building Inspector and Brandon to determine generator requirements / interpretation. $0$0$368,900$368,900Megger test would also determine if a generator is required.
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Budget Contingency$250,000$268,879$297,409$47,409Assumed 5% contingency for ESG due to CM at Risk model.$113,433$258,757$250,347$136,914Assumed 5% contingency back in January. 10% contingency in July and August.
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Total Project Value$5,400,875$5,646,451$6,245,583$844,708Total Project Costs BEFORE incentives$2,382,093$2,846,326$3,282,721$900,628Total Project Value BEFORE incentives.
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Incentives & Grants Investment Tax Credit (ITC via Direct Pay)$1,674,088$1,150,000$1,150,000-$524,088Based on 25.5% confirmed for ESG (per Energy Tax Savers)$0$0$0$0NA in conventional project
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ITC Bonus$0$400,000$400,000$400,000Based on 34% total (or an additional 8.5%) for ESG.$0$0$0$0NA in conventional project
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Climate Leader Decarbonization Accelerator Grant$1,000,000$1,000,000$1,000,000$0If we start over, we may need to reapply for this money, but it would remain available.$0$0$0$0NA in conventional project
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Mass Save Rebates$260,729$0$0-$260,729App $129,600 based on $3,600/ton. After performing Technical Assistance (TA) study w 50% match from Town, see TA Study line item above.$0$0$0$0NA in conventional project
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META Grant$0$0$0$0Applied for up to $15,000 in assistance for TA Study.$0$0$0$0NA in conventional project
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Mass Cultural Grant$0$0$0$0Potential $200,000 grant available$0$0$0$0NA in conventional project
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Total Est. Incentives & Grants$2,934,817$2,550,000$2,550,000-$384,817Total Incentives & Grants (that have been awarded or confirmed very likely)$0$0$0$0NA in conventional project
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Net Project Value ($) October 2026$2,466,058$3,096,451$3,695,583$1,229,525Total Project Value AFTER incentives. $2,382,093$2,846,326$3,282,721$900,628Total Project Value AFTER incentives.
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Net project value with inflation (Assuming 3.5% if project is sent out to market and pushed to Spring 2027)$2,655,089$3,294,077$3,914,178$1,259,089Inflation modeled at 3.5% increase in total project value (inflation, increases in labor and equipment, etc.) minus incentives. ESG at 0% if contract can be executed by October 31, 2026.$2,465,466$2,945,948$3,397,617$932,150August inflation modeled at 7% of total project value, but ultimately depends on when work is undertaken. Could be less if all done next year.
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Annual Cost SavingsEnergy ($)$12,360$12,360$2,196-$10,164Energy cost savings estimates based on ESG modeling. This does not take into effect any rate change based on demand. $1,494$1,494$3,848$2,354These are based on ESG analysis
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O&M ($)-$4,723-$4,723-$4,722$1OPTIONAL: After Year 1 (ESG included 1 year of O&M) . Library currently does not have an O&M contract but has spent an average of $12,061 over last three years) ($16,783 new spend - $12,061 old spend = $4722 net new cost) . ESG can help you bid this in Year 2. I its recommended but only required with a performance guarantee.$0$0-$8,078-$8,078OPTIONAL: These are based on ESG analysis ($20,139-12,061=$8,078.60 . Cost to maintain convential is more than GSHP by about 20%. Will be required with a performance guarantee.
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M&V ($)$0$0-$5,990-$5,990OPTIONAL After Year 1 (ESG included 1year of M&V at no additional charge). Will work with Beth on final scope to present. Will be required with a performance guarantee.$0$0-$5,990-$5,990OPTIONAL After Year 1 (ESG included 1year of M&V at no additional charge). Will work with Beth on final scope to present. Will be required with a performance guarantee.
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Total ($)$7,637$7,637-$8,516-$16,153$1,494$1,494-$10,220-$11,714
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Estimated Annual Debt Service Financing Information Original CPC Vote January 2026Revised Estimate August 2026Variance
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Total Authorization-Original $4,400,875$5,245,583$844,708
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Net Project Cost to Bond$2,466,058$3,695,583$1,229,525
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BAN -one year interest only $118,000$131,140$13,140
Revised BAN based on total project cost less $1,000,000 climate leader received
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Permanent -20 Yr borrowing -Aug$180,000$280,422$100,422
4.35% interest rate per MMD
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